src/tests/kfileitemmodeltest.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2011 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2011 Frank Reininghaus <frank78ac@googlemail.com>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include <QMimeData>
   9 #include <QRandomGenerator>
  10 #include <QSignalSpy>
  11 #include <QStandardPaths>
  12 #include <QTest>
  13 #include <QTimer>
  14
  15 #include <KDirLister>
  16 #include <KIO/SimpleJob>
  17
  18 #include "kitemviews/kfileitemmodel.h"
  19 #include "testdir.h"
  20
  21 void myMessageOutput(QtMsgType type, const QMessageLogContext &context, const QString &msg)
  22 {
  23     Q_UNUSED(context)
  24
  25     switch (type) {
  26     case QtDebugMsg:
  27         break;
  28     case QtWarningMsg:
  29         break;
  30     case QtCriticalMsg:
  31         fprintf(stderr, "Critical: %s\n", msg.toLocal8Bit().data());
  32         break;
  33     case QtFatalMsg:
  34         fprintf(stderr, "Fatal: %s\n", msg.toLocal8Bit().data());
  35         abort();
  36     default:
  37         break;
  38     }
  39 }
  40
  41 Q_DECLARE_METATYPE(KItemRange)
  42 Q_DECLARE_METATYPE(KItemRangeList)
  43 Q_DECLARE_METATYPE(QList<int>)
  44
  45 class KFileItemModelTest : public QObject
  46 {
  47     Q_OBJECT
  48
  49 private Q_SLOTS:
  50     void init();
  51     void initTestCase();
  52     void cleanup();
  53
  54     void testDefaultRoles();
  55     void testDefaultSortRole();
  56     void testDefaultGroupedSorting();
  57     void testNewItems();
  58     void testRemoveItems();
  59     void testDirLoadingCompleted();
  60     void testSetData();
  61     void testSetDataWithModifiedSortRole_data();
  62     void testSetDataWithModifiedSortRole();
  63     void testChangeSortRole();
  64     void testResortAfterChangingName();
  65     void testModelConsistencyWhenInsertingItems();
  66     void testItemRangeConsistencyWhenInsertingItems();
  67     void testExpandItems();
  68     void testExpandParentItems();
  69     void testMakeExpandedItemHidden();
  70     void testRemoveFilteredExpandedItems();
  71     void testSorting();
  72     void testIndexForKeyboardSearch();
  73     void testNameFilter();
  74     void testEmptyPath();
  75     void testRefreshExpandedItem();
  76     void testAddItemToFilteredExpandedFolder();
  77     void testDeleteItemsWithExpandedFolderWithFilter();
  78     void testRefreshItemsWithFilter();
  79     void testRefreshExpandedFolderWithFilter();
  80     void testRemoveHiddenItems();
  81     void collapseParentOfHiddenItems();
  82     void removeParentOfHiddenItems();
  83     void testGeneralParentChildRelationships();
  84     void testNameRoleGroups();
  85     void testNameRoleGroupsWithExpandedItems();
  86     void testInconsistentModel();
  87     void testChangeRolesForFilteredItems();
  88     void testChangeSortRoleWhileFiltering();
  89     void testRefreshFilteredItems();
  90     void testCollapseFolderWhileLoading();
  91     void testCreateMimeData();
  92     void testDeleteFileMoreThanOnce();
  93     void testInsertAfterExpand();
  94     void testCurrentDirRemoved();
  95     void testSizeSortingAfterRefresh();
  96
  97 private:
  98     QStringList itemsInModel() const;
  99
 100 private:
 101     KFileItemModel *m_model;
 102     TestDir *m_testDir;
 103 };
 104
 105 void KFileItemModelTest::initTestCase()
 106 {
 107     QStandardPaths::setTestModeEnabled(true);
 108 }
 109
 110 void KFileItemModelTest::init()
 111 {
 112     // The item-model tests result in a huge number of debugging
 113     // output from kdelibs. Only show critical and fatal messages.
 114     qInstallMessageHandler(myMessageOutput);
 115
 116     qRegisterMetaType<KItemRange>("KItemRange");
 117     qRegisterMetaType<KItemRangeList>("KItemRangeList");
 118     qRegisterMetaType<KFileItemList>("KFileItemList");
 119
 120     m_testDir = new TestDir();
 121     m_model = new KFileItemModel();
 122     m_model->m_dirLister->setAutoUpdate(false);
 123
 124     // Reduce the timer interval to make the test run faster.
 125     m_model->m_resortAllItemsTimer->setInterval(0);
 126 }
 127
 128 void KFileItemModelTest::cleanup()
 129 {
 130     delete m_model;
 131     m_model = nullptr;
 132
 133     delete m_testDir;
 134     m_testDir = nullptr;
 135 }
 136
 137 void KFileItemModelTest::testDefaultRoles()
 138 {
 139     const QSet<QByteArray> roles = m_model->roles();
 140     QCOMPARE(roles.count(), 4);
 141     QVERIFY(roles.contains("text"));
 142     QVERIFY(roles.contains("isDir"));
 143     QVERIFY(roles.contains("isLink"));
 144     QVERIFY(roles.contains("isHidden"));
 145 }
 146
 147 void KFileItemModelTest::testDefaultSortRole()
 148 {
 149     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 150     QVERIFY(itemsInsertedSpy.isValid());
 151
 152     QCOMPARE(m_model->sortRole(), QByteArray("text"));
 153
 154     m_testDir->createFiles({"c.txt", "a.txt", "b.txt"});
 155
 156     m_model->loadDirectory(m_testDir->url());
 157     QVERIFY(itemsInsertedSpy.wait());
 158
 159     QCOMPARE(m_model->count(), 3);
 160     QCOMPARE(m_model->data(0).value("text").toString(), QString("a.txt"));
 161     QCOMPARE(m_model->data(1).value("text").toString(), QString("b.txt"));
 162     QCOMPARE(m_model->data(2).value("text").toString(), QString("c.txt"));
 163 }
 164
 165 void KFileItemModelTest::testDefaultGroupedSorting()
 166 {
 167     QCOMPARE(m_model->groupedSorting(), true);
 168 }
 169
 170 void KFileItemModelTest::testNewItems()
 171 {
 172     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 173
 174     m_testDir->createFiles({"a.txt", "b.txt", "c.txt"});
 175
 176     m_model->loadDirectory(m_testDir->url());
 177     QVERIFY(itemsInsertedSpy.wait());
 178
 179     QCOMPARE(m_model->count(), 3);
 180
 181     QVERIFY(m_model->isConsistent());
 182 }
 183
 184 void KFileItemModelTest::testRemoveItems()
 185 {
 186     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 187     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
 188
 189     m_testDir->createFiles({"a.txt", "b.txt"});
 190     m_model->loadDirectory(m_testDir->url());
 191     QVERIFY(itemsInsertedSpy.wait());
 192     QCOMPARE(m_model->count(), 2);
 193     QVERIFY(m_model->isConsistent());
 194
 195     m_testDir->removeFile("a.txt");
 196     m_model->m_dirLister->updateDirectory(m_testDir->url());
 197     QVERIFY(itemsRemovedSpy.wait());
 198     QCOMPARE(m_model->count(), 1);
 199     QVERIFY(m_model->isConsistent());
 200 }
 201
 202 void KFileItemModelTest::testDirLoadingCompleted()
 203 {
 204     QSignalSpy loadingCompletedSpy(m_model, &KFileItemModel::directoryLoadingCompleted);
 205     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 206     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
 207
 208     m_testDir->createFiles({"a.txt", "b.txt", "c.txt"});
 209
 210     m_model->loadDirectory(m_testDir->url());
 211     QVERIFY(loadingCompletedSpy.wait());
 212     QCOMPARE(loadingCompletedSpy.count(), 1);
 213     QCOMPARE(itemsInsertedSpy.count(), 1);
 214     QCOMPARE(itemsRemovedSpy.count(), 0);
 215     QCOMPARE(m_model->count(), 3);
 216
 217     m_testDir->createFiles({"d.txt", "e.txt"});
 218     m_model->m_dirLister->updateDirectory(m_testDir->url());
 219     QVERIFY(loadingCompletedSpy.wait());
 220     QCOMPARE(loadingCompletedSpy.count(), 2);
 221     QCOMPARE(itemsInsertedSpy.count(), 2);
 222     QCOMPARE(itemsRemovedSpy.count(), 0);
 223     QCOMPARE(m_model->count(), 5);
 224
 225     m_testDir->removeFile("a.txt");
 226     m_testDir->createFile("f.txt");
 227     m_model->m_dirLister->updateDirectory(m_testDir->url());
 228     QVERIFY(loadingCompletedSpy.wait());
 229     QCOMPARE(loadingCompletedSpy.count(), 3);
 230     QCOMPARE(itemsInsertedSpy.count(), 3);
 231     QCOMPARE(itemsRemovedSpy.count(), 1);
 232     QCOMPARE(m_model->count(), 5);
 233
 234     m_testDir->removeFile("b.txt");
 235     m_model->m_dirLister->updateDirectory(m_testDir->url());
 236     QVERIFY(itemsRemovedSpy.wait());
 237     QCOMPARE(loadingCompletedSpy.count(), 4);
 238     QCOMPARE(itemsInsertedSpy.count(), 3);
 239     QCOMPARE(itemsRemovedSpy.count(), 2);
 240     QCOMPARE(m_model->count(), 4);
 241
 242     QVERIFY(m_model->isConsistent());
 243 }
 244
 245 void KFileItemModelTest::testSetData()
 246 {
 247     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 248     QVERIFY(itemsInsertedSpy.isValid());
 249     QSignalSpy itemsChangedSpy(m_model, &KFileItemModel::itemsChanged);
 250     QVERIFY(itemsChangedSpy.isValid());
 251
 252     m_testDir->createFile("a.txt");
 253
 254     m_model->loadDirectory(m_testDir->url());
 255     QVERIFY(itemsInsertedSpy.wait());
 256
 257     QHash<QByteArray, QVariant> values;
 258     values.insert("customRole1", "Test1");
 259     values.insert("customRole2", "Test2");
 260
 261     m_model->setData(0, values);
 262     QCOMPARE(itemsChangedSpy.count(), 1);
 263
 264     values = m_model->data(0);
 265     QCOMPARE(values.value("customRole1").toString(), QString("Test1"));
 266     QCOMPARE(values.value("customRole2").toString(), QString("Test2"));
 267     QVERIFY(m_model->isConsistent());
 268 }
 269
 270 void KFileItemModelTest::testSetDataWithModifiedSortRole_data()
 271 {
 272     QTest::addColumn<int>("changedIndex");
 273     QTest::addColumn<int>("changedRating");
 274     QTest::addColumn<bool>("expectMoveSignal");
 275     QTest::addColumn<int>("ratingIndex0");
 276     QTest::addColumn<int>("ratingIndex1");
 277     QTest::addColumn<int>("ratingIndex2");
 278
 279     // Default setup:
 280     // Index 0 = rating 2
 281     // Index 1 = rating 4
 282     // Index 2 = rating 6
 283
 284     QTest::newRow("Index 0: Rating 3") << 0 << 3 << false << 3 << 4 << 6;
 285     QTest::newRow("Index 0: Rating 5") << 0 << 5 << true << 4 << 5 << 6;
 286     QTest::newRow("Index 0: Rating 8") << 0 << 8 << true << 4 << 6 << 8;
 287
 288     QTest::newRow("Index 2: Rating 1") << 2 << 1 << true << 1 << 2 << 4;
 289     QTest::newRow("Index 2: Rating 3") << 2 << 3 << true << 2 << 3 << 4;
 290     QTest::newRow("Index 2: Rating 5") << 2 << 5 << false << 2 << 4 << 5;
 291 }
 292
 293 void KFileItemModelTest::testSetDataWithModifiedSortRole()
 294 {
 295     QFETCH(int, changedIndex);
 296     QFETCH(int, changedRating);
 297     QFETCH(bool, expectMoveSignal);
 298     QFETCH(int, ratingIndex0);
 299     QFETCH(int, ratingIndex1);
 300     QFETCH(int, ratingIndex2);
 301
 302     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 303     QVERIFY(itemsInsertedSpy.isValid());
 304     QSignalSpy itemsMovedSpy(m_model, &KFileItemModel::itemsMoved);
 305     QVERIFY(itemsMovedSpy.isValid());
 306
 307     // Changing the value of a sort-role must result in
 308     // a reordering of the items.
 309     QCOMPARE(m_model->sortRole(), QByteArray("text"));
 310     m_model->setSortRole("rating");
 311     QCOMPARE(m_model->sortRole(), QByteArray("rating"));
 312
 313     m_testDir->createFiles({"a.txt", "b.txt", "c.txt"});
 314
 315     m_model->loadDirectory(m_testDir->url());
 316     QVERIFY(itemsInsertedSpy.wait());
 317
 318     // Fill the "rating" role of each file:
 319     // a.txt -> 2
 320     // b.txt -> 4
 321     // c.txt -> 6
 322
 323     QHash<QByteArray, QVariant> ratingA;
 324     ratingA.insert("rating", 2);
 325     m_model->setData(0, ratingA);
 326
 327     QHash<QByteArray, QVariant> ratingB;
 328     ratingB.insert("rating", 4);
 329     m_model->setData(1, ratingB);
 330
 331     QHash<QByteArray, QVariant> ratingC;
 332     ratingC.insert("rating", 6);
 333     m_model->setData(2, ratingC);
 334
 335     QCOMPARE(m_model->data(0).value("rating").toInt(), 2);
 336     QCOMPARE(m_model->data(1).value("rating").toInt(), 4);
 337     QCOMPARE(m_model->data(2).value("rating").toInt(), 6);
 338
 339     // Now change the rating from a.txt. This usually results
 340     // in reordering of the items.
 341     QHash<QByteArray, QVariant> rating;
 342     rating.insert("rating", changedRating);
 343     m_model->setData(changedIndex, rating);
 344
 345     if (expectMoveSignal) {
 346         QVERIFY(itemsMovedSpy.wait());
 347     }
 348
 349     QCOMPARE(m_model->data(0).value("rating").toInt(), ratingIndex0);
 350     QCOMPARE(m_model->data(1).value("rating").toInt(), ratingIndex1);
 351     QCOMPARE(m_model->data(2).value("rating").toInt(), ratingIndex2);
 352     QVERIFY(m_model->isConsistent());
 353 }
 354
 355 void KFileItemModelTest::testChangeSortRole()
 356 {
 357     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 358     QSignalSpy itemsMovedSpy(m_model, &KFileItemModel::itemsMoved);
 359     QVERIFY(itemsMovedSpy.isValid());
 360
 361     QCOMPARE(m_model->sortRole(), QByteArray("text"));
 362
 363     m_testDir->createFiles({"a.txt", "b.jpg", "c.txt"});
 364
 365     m_model->loadDirectory(m_testDir->url());
 366     QVERIFY(itemsInsertedSpy.wait());
 367     QCOMPARE(itemsInModel(),
 368              QStringList() << "a.txt"
 369                            << "b.jpg"
 370                            << "c.txt");
 371
 372     // Simulate that KFileItemModelRolesUpdater determines the mime type.
 373     // Resorting the files by 'type' will only work immediately if their
 374     // mime types are known.
 375     for (int index = 0; index < m_model->count(); ++index) {
 376         m_model->fileItem(index).determineMimeType();
 377     }
 378
 379     // Now: sort by type.
 380     m_model->setSortRole("type");
 381     QCOMPARE(m_model->sortRole(), QByteArray("type"));
 382     QVERIFY(!itemsMovedSpy.isEmpty());
 383
 384     // The actual order of the files might depend on the translation of the
 385     // result of KFileItem::mimeComment() in the user's language.
 386     QStringList version1;
 387     version1 << "b.jpg"
 388              << "a.txt"
 389              << "c.txt";
 390
 391     QStringList version2;
 392     version2 << "a.txt"
 393              << "c.txt"
 394              << "b.jpg";
 395
 396     const bool ok1 = (itemsInModel() == version1);
 397     const bool ok2 = (itemsInModel() == version2);
 398
 399     QVERIFY(ok1 || ok2);
 400 }
 401
 402 void KFileItemModelTest::testResortAfterChangingName()
 403 {
 404     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 405     QSignalSpy itemsMovedSpy(m_model, &KFileItemModel::itemsMoved);
 406     QVERIFY(itemsMovedSpy.isValid());
 407
 408     // We sort by size in a directory where all files have the same size.
 409     // Therefore, the files are sorted by their names.
 410     m_model->setSortRole("size");
 411
 412     m_testDir->createFiles({"a.txt", "b.txt", "c.txt"});
 413
 414     m_model->loadDirectory(m_testDir->url());
 415     QVERIFY(itemsInsertedSpy.wait());
 416     QCOMPARE(itemsInModel(),
 417              QStringList() << "a.txt"
 418                            << "b.txt"
 419                            << "c.txt");
 420
 421     // We rename a.txt to d.txt. Even though the size has not changed at all,
 422     // the model must re-sort the items.
 423     QHash<QByteArray, QVariant> data;
 424     data.insert("text", "d.txt");
 425     m_model->setData(0, data);
 426
 427     QVERIFY(itemsMovedSpy.wait());
 428     QCOMPARE(itemsInModel(),
 429              QStringList() << "b.txt"
 430                            << "c.txt"
 431                            << "d.txt");
 432
 433     // We rename d.txt back to a.txt using the dir lister's refreshItems() signal.
 434     const KFileItem fileItemD = m_model->fileItem(2);
 435     KFileItem fileItemA = fileItemD;
 436     QUrl urlA = fileItemA.url().adjusted(QUrl::RemoveFilename);
 437     urlA.setPath(urlA.path() + "a.txt");
 438     fileItemA.setUrl(urlA);
 439
 440     m_model->slotRefreshItems({qMakePair(fileItemD, fileItemA)});
 441
 442     QVERIFY(itemsMovedSpy.wait());
 443     QCOMPARE(itemsInModel(),
 444              QStringList() << "a.txt"
 445                            << "b.txt"
 446                            << "c.txt");
 447 }
 448
 449 void KFileItemModelTest::testModelConsistencyWhenInsertingItems()
 450 {
 451     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 452
 453     // KFileItemModel prevents that inserting a punch of items sequentially
 454     // results in an itemsInserted()-signal for each item. Instead internally
 455     // a timeout is given that collects such operations and results in only
 456     // one itemsInserted()-signal. However in this test we want to stress
 457     // KFileItemModel to do a lot of insert operation and hence decrease
 458     // the timeout to 1 millisecond.
 459     m_testDir->createFile("1");
 460     m_model->loadDirectory(m_testDir->url());
 461     QVERIFY(itemsInsertedSpy.wait());
 462     QCOMPARE(m_model->count(), 1);
 463
 464     // Insert 10 items for 20 times. After each insert operation the model consistency
 465     // is checked.
 466     QSet<int> insertedItems;
 467     for (int i = 0; i < 20; ++i) {
 468         itemsInsertedSpy.clear();
 469
 470         for (int j = 0; j < 10; ++j) {
 471             int itemName = QRandomGenerator::global()->generate();
 472             while (insertedItems.contains(itemName)) {
 473                 itemName = QRandomGenerator::global()->generate();
 474             }
 475             insertedItems.insert(itemName);
 476
 477             m_testDir->createFile(QString::number(itemName));
 478         }
 479
 480         m_model->m_dirLister->updateDirectory(m_testDir->url());
 481         if (itemsInsertedSpy.isEmpty()) {
 482             QVERIFY(itemsInsertedSpy.wait());
 483         }
 484
 485         QVERIFY(m_model->isConsistent());
 486     }
 487
 488     QCOMPARE(m_model->count(), 201);
 489 }
 490
 491 void KFileItemModelTest::testItemRangeConsistencyWhenInsertingItems()
 492 {
 493     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 494
 495     m_testDir->createFiles({"B", "E", "G"});
 496
 497     // Due to inserting the 3 items one item-range with index == 0 and
 498     // count == 3 must be given
 499     m_model->loadDirectory(m_testDir->url());
 500     QVERIFY(itemsInsertedSpy.wait());
 501
 502     QCOMPARE(itemsInsertedSpy.count(), 1);
 503     QList<QVariant> arguments = itemsInsertedSpy.takeFirst();
 504     KItemRangeList itemRangeList = arguments.at(0).value<KItemRangeList>();
 505     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(0, 3));
 506
 507     // The indexes of the item-ranges must always be related to the model before
 508     // the items have been inserted. Having:
 509     //   0 1 2
 510     //   B E G
 511     // and inserting A, C, D, F the resulting model will be:
 512     //   0 1 2 3 4 5 6
 513     //   A B C D E F G
 514     // and the item-ranges must be:
 515     //   index: 0, count: 1 for A
 516     //   index: 1, count: 2 for B, C
 517     //   index: 2, count: 1 for G
 518
 519     m_testDir->createFiles({"A", "C", "D", "F"});
 520
 521     m_model->m_dirLister->updateDirectory(m_testDir->url());
 522     QVERIFY(itemsInsertedSpy.wait());
 523
 524     QCOMPARE(itemsInsertedSpy.count(), 1);
 525     arguments = itemsInsertedSpy.takeFirst();
 526     itemRangeList = arguments.at(0).value<KItemRangeList>();
 527     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(0, 1) << KItemRange(1, 2) << KItemRange(2, 1));
 528 }
 529
 530 void KFileItemModelTest::testExpandItems()
 531 {
 532     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 533     QVERIFY(itemsInsertedSpy.isValid());
 534     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
 535     QVERIFY(itemsRemovedSpy.isValid());
 536     QSignalSpy loadingCompletedSpy(m_model, &KFileItemModel::directoryLoadingCompleted);
 537     QVERIFY(loadingCompletedSpy.isValid());
 538
 539     // Test expanding subfolders in a folder with the items "a/", "a/a/", "a/a/1", "a/a-1/", "a/a-1/1".
 540     // Besides testing the basic item expansion functionality, the test makes sure that
 541     // KFileItemModel::expansionLevelsCompare(const KFileItem& a, const KFileItem& b)
 542     // yields the correct result for "a/a/1" and "a/a-1/", which is non-trivial because they share the
 543     // first three characters.
 544     QSet<QByteArray> originalModelRoles = m_model->roles();
 545     QSet<QByteArray> modelRoles = originalModelRoles;
 546     modelRoles << "isExpanded"
 547                << "isExpandable"
 548                << "expandedParentsCount";
 549     m_model->setRoles(modelRoles);
 550
 551     m_testDir->createFiles({"a/a/1", "a/a-1/1"});
 552
 553     // Store the URLs of all folders in a set.
 554     QSet<QUrl> allFolders;
 555     allFolders << QUrl::fromLocalFile(m_testDir->path() + "/a") << QUrl::fromLocalFile(m_testDir->path() + "/a/a")
 556                << QUrl::fromLocalFile(m_testDir->path() + "/a/a-1");
 557
 558     m_model->loadDirectory(m_testDir->url());
 559     QVERIFY(itemsInsertedSpy.wait());
 560
 561     // So far, the model contains only "a/"
 562     QCOMPARE(m_model->count(), 1);
 563     QVERIFY(m_model->isExpandable(0));
 564     QVERIFY(!m_model->isExpanded(0));
 565     QVERIFY(m_model->expandedDirectories().empty());
 566
 567     QCOMPARE(itemsInsertedSpy.count(), 1);
 568     KItemRangeList itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
 569     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(0, 1)); // 1 new item "a/" with index 0
 570
 571     // Expand the folder "a/" -> "a/a/" and "a/a-1/" become visible
 572     m_model->setExpanded(0, true);
 573     QVERIFY(m_model->isExpanded(0));
 574     QVERIFY(itemsInsertedSpy.wait());
 575     QCOMPARE(m_model->count(), 3); // 3 items: "a/", "a/a/", "a/a-1/"
 576     QCOMPARE(m_model->expandedDirectories(), QSet<QUrl>() << QUrl::fromLocalFile(m_testDir->path() + "/a"));
 577
 578     QCOMPARE(itemsInsertedSpy.count(), 1);
 579     itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
 580     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(1, 2)); // 2 new items "a/a/" and "a/a-1/" with indices 1 and 2
 581
 582     QVERIFY(m_model->isExpandable(1));
 583     QVERIFY(!m_model->isExpanded(1));
 584     QVERIFY(m_model->isExpandable(2));
 585     QVERIFY(!m_model->isExpanded(2));
 586
 587     // Expand the folder "a/a/" -> "a/a/1" becomes visible
 588     m_model->setExpanded(1, true);
 589     QVERIFY(m_model->isExpanded(1));
 590     QVERIFY(itemsInsertedSpy.wait());
 591     QCOMPARE(m_model->count(), 4); // 4 items: "a/", "a/a/", "a/a/1", "a/a-1/"
 592     QCOMPARE(m_model->expandedDirectories(), QSet<QUrl>() << QUrl::fromLocalFile(m_testDir->path() + "/a") << QUrl::fromLocalFile(m_testDir->path() + "/a/a"));
 593
 594     QCOMPARE(itemsInsertedSpy.count(), 1);
 595     itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
 596     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(2, 1)); // 1 new item "a/a/1" with index 2
 597
 598     QVERIFY(!m_model->isExpandable(2));
 599     QVERIFY(!m_model->isExpanded(2));
 600
 601     // Expand the folder "a/a-1/" -> "a/a-1/1" becomes visible
 602     m_model->setExpanded(3, true);
 603     QVERIFY(m_model->isExpanded(3));
 604     QVERIFY(itemsInsertedSpy.wait());
 605     QCOMPARE(m_model->count(), 5); // 5 items: "a/", "a/a/", "a/a/1", "a/a-1/", "a/a-1/1"
 606     QCOMPARE(m_model->expandedDirectories(), allFolders);
 607
 608     QCOMPARE(itemsInsertedSpy.count(), 1);
 609     itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
 610     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(4, 1)); // 1 new item "a/a-1/1" with index 4
 611
 612     QVERIFY(!m_model->isExpandable(4));
 613     QVERIFY(!m_model->isExpanded(4));
 614
 615     // Collapse the top-level folder -> all other items should disappear
 616     m_model->setExpanded(0, false);
 617     QVERIFY(!m_model->isExpanded(0));
 618     QCOMPARE(m_model->count(), 1);
 619     QVERIFY(!m_model->expandedDirectories().contains(QUrl::fromLocalFile(m_testDir->path() + "/a"))); // TODO: Make sure that child URLs are also removed
 620
 621     QCOMPARE(itemsRemovedSpy.count(), 1);
 622     itemRangeList = itemsRemovedSpy.takeFirst().at(0).value<KItemRangeList>();
 623     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(1, 4)); // 4 items removed
 624     QVERIFY(m_model->isConsistent());
 625
 626     // Clear the model, reload the folder and try to restore the expanded folders.
 627     m_model->clear();
 628     QCOMPARE(m_model->count(), 0);
 629     QVERIFY(m_model->expandedDirectories().empty());
 630
 631     m_model->loadDirectory(m_testDir->url());
 632     m_model->restoreExpandedDirectories(allFolders);
 633     QVERIFY(loadingCompletedSpy.wait());
 634     QCOMPARE(m_model->count(), 5); // 5 items: "a/", "a/a/", "a/a/1", "a/a-1/", "a/a-1/1"
 635     QVERIFY(m_model->isExpanded(0));
 636     QVERIFY(m_model->isExpanded(1));
 637     QVERIFY(!m_model->isExpanded(2));
 638     QVERIFY(m_model->isExpanded(3));
 639     QVERIFY(!m_model->isExpanded(4));
 640     QCOMPARE(m_model->expandedDirectories(), allFolders);
 641     QVERIFY(m_model->isConsistent());
 642
 643     // Move to a sub folder, then call restoreExpandedFolders() *before* going back.
 644     // This is how DolphinView restores the expanded folders when navigating in history.
 645     m_model->loadDirectory(QUrl::fromLocalFile(m_testDir->path() + "/a/a/"));
 646     QVERIFY(loadingCompletedSpy.wait());
 647     QCOMPARE(m_model->count(), 1); // 1 item: "1"
 648     m_model->restoreExpandedDirectories(allFolders);
 649     m_model->loadDirectory(m_testDir->url());
 650     QVERIFY(loadingCompletedSpy.wait());
 651     QCOMPARE(m_model->count(), 5); // 5 items: "a/", "a/a/", "a/a/1", "a/a-1/", "a/a-1/1"
 652     QCOMPARE(m_model->expandedDirectories(), allFolders);
 653
 654     // Remove all expanded items by changing the roles
 655     itemsRemovedSpy.clear();
 656     m_model->setRoles(originalModelRoles);
 657     QVERIFY(!m_model->isExpanded(0));
 658     QCOMPARE(m_model->count(), 1);
 659     QVERIFY(!m_model->expandedDirectories().contains(QUrl::fromLocalFile(m_testDir->path() + "/a")));
 660
 661     QCOMPARE(itemsRemovedSpy.count(), 1);
 662     itemRangeList = itemsRemovedSpy.takeFirst().at(0).value<KItemRangeList>();
 663     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(1, 4)); // 4 items removed
 664     QVERIFY(m_model->isConsistent());
 665 }
 666
 667 void KFileItemModelTest::testExpandParentItems()
 668 {
 669     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 670     QSignalSpy loadingCompletedSpy(m_model, &KFileItemModel::directoryLoadingCompleted);
 671     QVERIFY(loadingCompletedSpy.isValid());
 672
 673     // Create a tree structure of folders:
 674     // a 1/
 675     // a 1/b1/
 676     // a 1/b1/c1/
 677     // a2/
 678     // a2/b2/
 679     // a2/b2/c2/
 680     // a2/b2/c2/d2/
 681     QSet<QByteArray> modelRoles = m_model->roles();
 682     modelRoles << "isExpanded"
 683                << "isExpandable"
 684                << "expandedParentsCount";
 685     m_model->setRoles(modelRoles);
 686
 687     m_testDir->createFiles({"a 1/b1/c1/file.txt", "a2/b2/c2/d2/file.txt"});
 688
 689     m_model->loadDirectory(m_testDir->url());
 690     QVERIFY(itemsInsertedSpy.wait());
 691
 692     // So far, the model contains only "a 1/" and "a2/".
 693     QCOMPARE(m_model->count(), 2);
 694     QVERIFY(m_model->expandedDirectories().empty());
 695
 696     // Expand the parents of "a2/b2/c2".
 697     m_model->expandParentDirectories(QUrl::fromLocalFile(m_testDir->path() + "a2/b2/c2"));
 698     QVERIFY(loadingCompletedSpy.wait());
 699
 700     // The model should now contain "a 1/", "a2/", "a2/b2/", and "a2/b2/c2/".
 701     // It's important that only the parents of "a1/b1/c1" are expanded.
 702     QCOMPARE(m_model->count(), 4);
 703     QVERIFY(!m_model->isExpanded(0));
 704     QVERIFY(m_model->isExpanded(1));
 705     QVERIFY(m_model->isExpanded(2));
 706     QVERIFY(!m_model->isExpanded(3));
 707
 708     // Expand the parents of "a 1/b1".
 709     m_model->expandParentDirectories(QUrl::fromLocalFile(m_testDir->path() + "a 1/b1"));
 710     QVERIFY(loadingCompletedSpy.wait());
 711
 712     // The model should now contain "a 1/", "a 1/b1/", "a2/", "a2/b2", and "a2/b2/c2/".
 713     // It's important that only the parents of "a 1/b1/" and "a2/b2/c2/" are expanded.
 714     QCOMPARE(m_model->count(), 5);
 715     QVERIFY(m_model->isExpanded(0));
 716     QVERIFY(!m_model->isExpanded(1));
 717     QVERIFY(m_model->isExpanded(2));
 718     QVERIFY(m_model->isExpanded(3));
 719     QVERIFY(!m_model->isExpanded(4));
 720     QVERIFY(m_model->isConsistent());
 721
 722     // Expand "a 1/b1/".
 723     m_model->setExpanded(1, true);
 724     QVERIFY(loadingCompletedSpy.wait());
 725     QCOMPARE(m_model->count(), 6);
 726     QVERIFY(m_model->isExpanded(0));
 727     QVERIFY(m_model->isExpanded(1));
 728     QVERIFY(!m_model->isExpanded(2));
 729     QVERIFY(m_model->isExpanded(3));
 730     QVERIFY(m_model->isExpanded(4));
 731     QVERIFY(!m_model->isExpanded(5));
 732     QVERIFY(m_model->isConsistent());
 733
 734     // Collapse "a 1/b1/" again, and verify that the previous state is restored.
 735     m_model->setExpanded(1, false);
 736     QCOMPARE(m_model->count(), 5);
 737     QVERIFY(m_model->isExpanded(0));
 738     QVERIFY(!m_model->isExpanded(1));
 739     QVERIFY(m_model->isExpanded(2));
 740     QVERIFY(m_model->isExpanded(3));
 741     QVERIFY(!m_model->isExpanded(4));
 742     QVERIFY(m_model->isConsistent());
 743 }
 744
 745 /**
 746  * Renaming an expanded folder by prepending its name with a dot makes it
 747  * hidden. Verify that this does not cause an inconsistent model state and
 748  * a crash later on, see https://bugs.kde.org/show_bug.cgi?id=311947
 749  */
 750 void KFileItemModelTest::testMakeExpandedItemHidden()
 751 {
 752     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 753     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
 754
 755     QSet<QByteArray> modelRoles = m_model->roles();
 756     modelRoles << "isExpanded"
 757                << "isExpandable"
 758                << "expandedParentsCount";
 759     m_model->setRoles(modelRoles);
 760
 761     m_testDir->createFiles({"1a/2a/3a", "1a/2a/3b", "1a/2b", "1b"});
 762
 763     m_model->loadDirectory(m_testDir->url());
 764     QVERIFY(itemsInsertedSpy.wait());
 765
 766     // So far, the model contains only "1a/" and "1b".
 767     QCOMPARE(m_model->count(), 2);
 768     m_model->setExpanded(0, true);
 769     QVERIFY(itemsInsertedSpy.wait());
 770
 771     // Now "1a/2a" and "1a/2b" have appeared.
 772     QCOMPARE(m_model->count(), 4);
 773     m_model->setExpanded(1, true);
 774     QVERIFY(itemsInsertedSpy.wait());
 775     QCOMPARE(m_model->count(), 6);
 776
 777     // Rename "1a/2" and make it hidden.
 778     const QUrl oldUrl = QUrl::fromLocalFile(m_model->fileItem(0).url().path() + "/2a");
 779     const QUrl newUrl = QUrl::fromLocalFile(m_model->fileItem(0).url().path() + "/.2a");
 780
 781     KIO::SimpleJob *job = KIO::rename(oldUrl, newUrl, KIO::HideProgressInfo);
 782     bool ok = job->exec();
 783     QVERIFY(ok);
 784     QVERIFY(itemsRemovedSpy.wait());
 785
 786     // "1a/2" and its subfolders have disappeared now.
 787     QVERIFY(m_model->isConsistent());
 788     QCOMPARE(m_model->count(), 3);
 789
 790     m_model->setExpanded(0, false);
 791     QCOMPARE(m_model->count(), 2);
 792 }
 793
 794 void KFileItemModelTest::testRemoveFilteredExpandedItems()
 795 {
 796     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 797
 798     QSet<QByteArray> originalModelRoles = m_model->roles();
 799     QSet<QByteArray> modelRoles = originalModelRoles;
 800     modelRoles << "isExpanded"
 801                << "isExpandable"
 802                << "expandedParentsCount";
 803     m_model->setRoles(modelRoles);
 804
 805     m_testDir->createFiles({"folder/child", "file"});
 806
 807     m_model->loadDirectory(m_testDir->url());
 808     QVERIFY(itemsInsertedSpy.wait());
 809
 810     // So far, the model contains only "folder/" and "file".
 811     QCOMPARE(m_model->count(), 2);
 812     QVERIFY(m_model->isExpandable(0));
 813     QVERIFY(!m_model->isExpandable(1));
 814     QVERIFY(!m_model->isExpanded(0));
 815     QVERIFY(!m_model->isExpanded(1));
 816     QCOMPARE(itemsInModel(),
 817              QStringList() << "folder"
 818                            << "file");
 819
 820     // Expand "folder" -> "folder/child" becomes visible.
 821     m_model->setExpanded(0, true);
 822     QVERIFY(m_model->isExpanded(0));
 823     QVERIFY(itemsInsertedSpy.wait());
 824     QCOMPARE(itemsInModel(),
 825              QStringList() << "folder"
 826                            << "child"
 827                            << "file");
 828
 829     // Add a name filter.
 830     m_model->setNameFilter("f");
 831     QCOMPARE(itemsInModel(),
 832              QStringList() << "folder"
 833                            << "file");
 834
 835     m_model->setNameFilter("fo");
 836     QCOMPARE(itemsInModel(), QStringList() << "folder");
 837
 838     // Remove all expanded items by changing the roles
 839     m_model->setRoles(originalModelRoles);
 840     QVERIFY(!m_model->isExpanded(0));
 841     QCOMPARE(itemsInModel(), QStringList() << "folder");
 842
 843     // Remove the name filter and verify that "folder/child" does not reappear.
 844     m_model->setNameFilter(QString());
 845     QCOMPARE(itemsInModel(),
 846              QStringList() << "folder"
 847                            << "file");
 848 }
 849
 850 void KFileItemModelTest::testSizeSortingAfterRefresh()
 851 {
 852     // testDir structure is as follows
 853     // ./
 854     // ├─ a
 855     // ├─ b
 856     // ├─ c/
 857     // │  ├─ c-2/
 858     // │  │  ├─ c-3
 859     // │  ├─ c-1
 860     // ├─ d
 861     // ├─ e
 862
 863     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 864     QSignalSpy itemsMovedSpy(m_model, &KFileItemModel::itemsMoved);
 865     QVERIFY(itemsMovedSpy.isValid());
 866
 867     // Create some files with different sizes and modification times to check the different sorting options
 868     QDateTime now = QDateTime::currentDateTime();
 869
 870     QSet<QByteArray> roles;
 871     roles.insert("text");
 872     roles.insert("isExpanded");
 873     roles.insert("isExpandable");
 874     roles.insert("expandedParentsCount");
 875     m_model->setRoles(roles);
 876
 877     m_testDir->createDir("c/c-2");
 878     m_testDir->createFile("c/c-2/c-3");
 879     m_testDir->createFile("c/c-1");
 880
 881     m_testDir->createFile("a", "A file", now.addDays(-3));
 882     m_testDir->createFile("b", "A larger file", now.addDays(0));
 883     m_testDir->createDir("c", now.addDays(-2));
 884     m_testDir->createFile("d", "The largest file in this directory", now.addDays(-1));
 885     m_testDir->createFile("e", "An even larger file", now.addDays(-4));
 886
 887     m_model->loadDirectory(m_testDir->url());
 888     QVERIFY(itemsInsertedSpy.wait());
 889
 890     int index = m_model->index(QUrl(m_testDir->url().url() + "/c"));
 891     m_model->setExpanded(index, true);
 892     QVERIFY(itemsInsertedSpy.wait());
 893
 894     index = m_model->index(QUrl(m_testDir->url().url() + "/c/c-2"));
 895     m_model->setExpanded(index, true);
 896     QVERIFY(itemsInsertedSpy.wait());
 897
 898     // Default: Sort by Name, ascending
 899     QCOMPARE(m_model->sortRole(), QByteArray("text"));
 900     QCOMPARE(m_model->sortOrder(), Qt::AscendingOrder);
 901     QCOMPARE(itemsInModel(),
 902              QStringList() << "c"
 903                            << "c-2"
 904                            << "c-3"
 905                            << "c-1"
 906                            << "a"
 907                            << "b"
 908                            << "d"
 909                            << "e");
 910
 911     // Sort by Size, ascending, before refresh
 912     m_model->setSortRole("size");
 913     QCOMPARE(m_model->sortRole(), QByteArray("size"));
 914     QCOMPARE(m_model->sortOrder(), Qt::AscendingOrder);
 915     QCOMPARE(itemsInModel(),
 916              QStringList() << "c"
 917                            << "c-2"
 918                            << "c-3"
 919                            << "c-1"
 920                            << "a"
 921                            << "b"
 922                            << "e"
 923                            << "d");
 924
 925     // Refresh directory
 926     m_model->refreshDirectory(m_model->directory());
 927     QVERIFY(itemsInsertedSpy.wait());
 928
 929     // Expand folders again
 930     index = m_model->index(QUrl(m_testDir->url().url() + "/c"));
 931     m_model->setExpanded(index, true);
 932     QVERIFY(itemsInsertedSpy.wait());
 933
 934     index = m_model->index(QUrl(m_testDir->url().url() + "/c/c-2"));
 935     m_model->setExpanded(index, true);
 936     QVERIFY(itemsInsertedSpy.wait());
 937
 938     // Sort by Size, ascending, after refresh
 939     QCOMPARE(m_model->sortRole(), QByteArray("size"));
 940     QCOMPARE(m_model->sortOrder(), Qt::AscendingOrder);
 941     QCOMPARE(itemsInModel(),
 942              QStringList() << "c"
 943                            << "c-2"
 944                            << "c-3"
 945                            << "c-1"
 946                            << "a"
 947                            << "b"
 948                            << "e"
 949                            << "d");
 950 }
 951
 952 void KFileItemModelTest::testSorting()
 953 {
 954     // testDir structure is as follows
 955     // ./
 956     // ├─ .g/
 957     // ├─ a
 958     // ├─ b
 959     // ├─ c/
 960     // │  ├─ c-2/
 961     // │  │  ├─ c-3
 962     // │  ├─ c-1
 963     // ├─ .f
 964     // ├─ d
 965     // ├─ e
 966
 967     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
 968     QSignalSpy itemsMovedSpy(m_model, &KFileItemModel::itemsMoved);
 969     QVERIFY(itemsMovedSpy.isValid());
 970
 971     // Create some files with different sizes and modification times to check the different sorting options
 972     QDateTime now = QDateTime::currentDateTime();
 973
 974     QSet<QByteArray> roles;
 975     roles.insert("text");
 976     roles.insert("isExpanded");
 977     roles.insert("isExpandable");
 978     roles.insert("expandedParentsCount");
 979     m_model->setRoles(roles);
 980
 981     m_testDir->createDir("c/c-2");
 982     m_testDir->createFile("c/c-2/c-3");
 983     m_testDir->createFile("c/c-1");
 984
 985     m_testDir->createFile("a", "A file", now.addDays(-3));
 986     m_testDir->createFile("b", "A larger file", now.addDays(0));
 987     m_testDir->createDir("c", now.addDays(-2));
 988     m_testDir->createFile("d", "The largest file in this directory", now.addDays(-1));
 989     m_testDir->createFile("e", "An even larger file", now.addDays(-4));
 990     m_testDir->createFile(".f");
 991     m_testDir->createDir(".g");
 992
 993     m_model->loadDirectory(m_testDir->url());
 994     QVERIFY(itemsInsertedSpy.wait());
 995     QCOMPARE(itemsInsertedSpy.count(), 1);
 996     KItemRangeList itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
 997     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(0, 5));
 998
 999     int index = m_model->index(QUrl(m_testDir->url().url() + "/c"));
1000     m_model->setExpanded(index, true);
1001     QVERIFY(itemsInsertedSpy.wait());
1002     QCOMPARE(itemsInsertedSpy.count(), 1);
1003     itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
1004     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(1, 2));
1005
1006     index = m_model->index(QUrl(m_testDir->url().url() + "/c/c-2"));
1007     m_model->setExpanded(index, true);
1008     QVERIFY(itemsInsertedSpy.wait());
1009     QCOMPARE(itemsInsertedSpy.count(), 1);
1010     itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
1011     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(2, 1));
1012
1013     // Default: Sort by Name, ascending
1014     QCOMPARE(m_model->sortRole(), QByteArray("text"));
1015     QCOMPARE(m_model->sortOrder(), Qt::AscendingOrder);
1016     QVERIFY(m_model->sortDirectoriesFirst());
1017     QVERIFY(!m_model->showHiddenFiles());
1018     QCOMPARE(itemsInModel(),
1019              QStringList() << "c"
1020                            << "c-2"
1021                            << "c-3"
1022                            << "c-1"
1023                            << "a"
1024                            << "b"
1025                            << "d"
1026                            << "e");
1027
1028     // Sort by Name, ascending, 'Sort Folders First' disabled
1029     m_model->setSortDirectoriesFirst(false);
1030     QCOMPARE(m_model->sortRole(), QByteArray("text"));
1031     QCOMPARE(m_model->sortOrder(), Qt::AscendingOrder);
1032     QCOMPARE(itemsInModel(),
1033              QStringList() << "a"
1034                            << "b"
1035                            << "c"
1036                            << "c-1"
1037                            << "c-2"
1038                            << "c-3"
1039                            << "d"
1040                            << "e");
1041     QCOMPARE(itemsMovedSpy.count(), 1);
1042     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(0, 6));
1043     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 2 << 4 << 5 << 3 << 0 << 1);
1044
1045     // Sort by Name, descending
1046     m_model->setSortDirectoriesFirst(true);
1047     m_model->setSortOrder(Qt::DescendingOrder);
1048     QCOMPARE(m_model->sortRole(), QByteArray("text"));
1049     QCOMPARE(m_model->sortOrder(), Qt::DescendingOrder);
1050     QCOMPARE(itemsInModel(),
1051              QStringList() << "c"
1052                            << "c-2"
1053                            << "c-3"
1054                            << "c-1"
1055                            << "e"
1056                            << "d"
1057                            << "b"
1058                            << "a");
1059     QCOMPARE(itemsMovedSpy.count(), 2);
1060     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(0, 6));
1061     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 4 << 5 << 0 << 3 << 1 << 2);
1062     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(4, 4));
1063     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 7 << 6 << 5 << 4);
1064
1065     // Sort by Date, descending
1066     m_model->setSortDirectoriesFirst(true);
1067     m_model->setSortRole("modificationtime");
1068     QCOMPARE(m_model->sortRole(), QByteArray("modificationtime"));
1069     QCOMPARE(m_model->sortOrder(), Qt::DescendingOrder);
1070     QCOMPARE(itemsInModel(),
1071              QStringList() << "c"
1072                            << "c-2"
1073                            << "c-3"
1074                            << "c-1"
1075                            << "b"
1076                            << "d"
1077                            << "a"
1078                            << "e");
1079     QCOMPARE(itemsMovedSpy.count(), 1);
1080     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(4, 4));
1081     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 7 << 5 << 4 << 6);
1082
1083     // Sort by Date, ascending
1084     m_model->setSortOrder(Qt::AscendingOrder);
1085     QCOMPARE(m_model->sortRole(), QByteArray("modificationtime"));
1086     QCOMPARE(m_model->sortOrder(), Qt::AscendingOrder);
1087     QCOMPARE(itemsInModel(),
1088              QStringList() << "c"
1089                            << "c-2"
1090                            << "c-3"
1091                            << "c-1"
1092                            << "e"
1093                            << "a"
1094                            << "d"
1095                            << "b");
1096     QCOMPARE(itemsMovedSpy.count(), 1);
1097     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(4, 4));
1098     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 7 << 6 << 5 << 4);
1099
1100     // Sort by Date, ascending, 'Sort Folders First' disabled
1101     m_model->setSortDirectoriesFirst(false);
1102     QCOMPARE(m_model->sortRole(), QByteArray("modificationtime"));
1103     QCOMPARE(m_model->sortOrder(), Qt::AscendingOrder);
1104     QVERIFY(!m_model->sortDirectoriesFirst());
1105     QCOMPARE(itemsInModel(),
1106              QStringList() << "e"
1107                            << "a"
1108                            << "c"
1109                            << "c-1"
1110                            << "c-2"
1111                            << "c-3"
1112                            << "d"
1113                            << "b");
1114     QCOMPARE(itemsMovedSpy.count(), 1);
1115     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(0, 6));
1116     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 2 << 4 << 5 << 3 << 0 << 1);
1117
1118     // Sort by Name, ascending, 'Sort Folders First' disabled
1119     m_model->setSortRole("text");
1120     QCOMPARE(m_model->sortOrder(), Qt::AscendingOrder);
1121     QVERIFY(!m_model->sortDirectoriesFirst());
1122     QCOMPARE(itemsInModel(),
1123              QStringList() << "a"
1124                            << "b"
1125                            << "c"
1126                            << "c-1"
1127                            << "c-2"
1128                            << "c-3"
1129                            << "d"
1130                            << "e");
1131     QCOMPARE(itemsMovedSpy.count(), 1);
1132     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(0, 8));
1133     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 7 << 0 << 2 << 3 << 4 << 5 << 6 << 1);
1134
1135     // Sort by Size, ascending, 'Sort Folders First' disabled
1136     m_model->setSortRole("size");
1137     QCOMPARE(m_model->sortRole(), QByteArray("size"));
1138     QCOMPARE(m_model->sortOrder(), Qt::AscendingOrder);
1139     QVERIFY(!m_model->sortDirectoriesFirst());
1140     QCOMPARE(itemsInModel(),
1141              QStringList() << "c"
1142                            << "c-2"
1143                            << "c-3"
1144                            << "c-1"
1145                            << "a"
1146                            << "b"
1147                            << "e"
1148                            << "d");
1149     QCOMPARE(itemsMovedSpy.count(), 1);
1150     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(0, 8));
1151     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 4 << 5 << 0 << 3 << 1 << 2 << 7 << 6);
1152
1153     // In 'Sort by Size' mode, folders are always first -> changing 'Sort Folders First' does not resort the model
1154     m_model->setSortDirectoriesFirst(true);
1155     QCOMPARE(m_model->sortRole(), QByteArray("size"));
1156     QCOMPARE(m_model->sortOrder(), Qt::AscendingOrder);
1157     QVERIFY(m_model->sortDirectoriesFirst());
1158     QCOMPARE(itemsInModel(),
1159              QStringList() << "c"
1160                            << "c-2"
1161                            << "c-3"
1162                            << "c-1"
1163                            << "a"
1164                            << "b"
1165                            << "e"
1166                            << "d");
1167     QCOMPARE(itemsMovedSpy.count(), 0);
1168
1169     // Sort by Size, descending, 'Sort Folders First' enabled
1170     m_model->setSortOrder(Qt::DescendingOrder);
1171     QCOMPARE(m_model->sortRole(), QByteArray("size"));
1172     QCOMPARE(m_model->sortOrder(), Qt::DescendingOrder);
1173     QVERIFY(m_model->sortDirectoriesFirst());
1174     QCOMPARE(itemsInModel(),
1175              QStringList() << "c"
1176                            << "c-2"
1177                            << "c-3"
1178                            << "c-1"
1179                            << "d"
1180                            << "e"
1181                            << "b"
1182                            << "a");
1183     QCOMPARE(itemsMovedSpy.count(), 1);
1184     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(4, 4));
1185     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 7 << 6 << 5 << 4);
1186
1187     // 'Show Hidden Files' enabled
1188     m_model->setShowHiddenFiles(true);
1189     QVERIFY(m_model->showHiddenFiles());
1190     QVERIFY(!m_model->sortHiddenLast());
1191     QCOMPARE(itemsInModel(),
1192              QStringList() << "c"
1193                            << "c-2"
1194                            << "c-3"
1195                            << "c-1"
1196                            << ".g"
1197                            << "d"
1198                            << "e"
1199                            << "b"
1200                            << "a"
1201                            << ".f");
1202     QCOMPARE(itemsMovedSpy.count(), 0);
1203     QCOMPARE(itemsInsertedSpy.count(), 1);
1204     QCOMPARE(itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>(), KItemRangeList() << KItemRange(4, 1) << KItemRange(8, 1));
1205
1206     // 'Sort Hidden Files Last' enabled
1207     m_model->setSortHiddenLast(true);
1208     QVERIFY(m_model->sortHiddenLast());
1209     QCOMPARE(itemsInModel(),
1210              QStringList() << "c"
1211                            << "c-2"
1212                            << "c-3"
1213                            << "c-1"
1214                            << "d"
1215                            << "e"
1216                            << "b"
1217                            << "a"
1218                            << ".g"
1219                            << ".f");
1220     QCOMPARE(itemsMovedSpy.count(), 1);
1221     QCOMPARE(itemsInsertedSpy.count(), 0);
1222     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(4, 5));
1223     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 8 << 4 << 5 << 6 << 7);
1224
1225     // Sort by Name
1226     m_model->setSortRole("text");
1227     QCOMPARE(itemsInModel(),
1228              QStringList() << "c"
1229                            << "c-2"
1230                            << "c-3"
1231                            << "c-1"
1232                            << "e"
1233                            << "d"
1234                            << "b"
1235                            << "a"
1236                            << ".g"
1237                            << ".f");
1238     QCOMPARE(itemsMovedSpy.count(), 1);
1239     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(4, 2));
1240     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 5 << 4);
1241
1242     // Sort ascending
1243     m_model->setSortOrder(Qt::AscendingOrder);
1244     QCOMPARE(itemsInModel(),
1245              QStringList() << "c"
1246                            << "c-2"
1247                            << "c-3"
1248                            << "c-1"
1249                            << "a"
1250                            << "b"
1251                            << "d"
1252                            << "e"
1253                            << ".g"
1254                            << ".f");
1255     QCOMPARE(itemsMovedSpy.count(), 1);
1256     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(4, 4));
1257     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 7 << 6 << 5 << 4);
1258
1259     // 'Sort Folders First' disabled
1260     m_model->setSortDirectoriesFirst(false);
1261     QVERIFY(!m_model->sortDirectoriesFirst());
1262     QCOMPARE(itemsInModel(),
1263              QStringList() << "a"
1264                            << "b"
1265                            << "c"
1266                            << "c-1"
1267                            << "c-2"
1268                            << "c-3"
1269                            << "d"
1270                            << "e"
1271                            << ".f"
1272                            << ".g");
1273     QCOMPARE(itemsMovedSpy.count(), 1);
1274     QCOMPARE(itemsMovedSpy.first().at(0).value<KItemRange>(), KItemRange(0, 10));
1275     QCOMPARE(itemsMovedSpy.takeFirst().at(1).value<QList<int>>(), QList<int>() << 2 << 4 << 5 << 3 << 0 << 1 << 6 << 7 << 9 << 8);
1276 }
1277
1278 void KFileItemModelTest::testIndexForKeyboardSearch()
1279 {
1280     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1281
1282     m_testDir->createFiles({"a", "aa", "Image.jpg", "Image.png", "Text", "Text1", "Text2", "Text11"});
1283
1284     m_model->loadDirectory(m_testDir->url());
1285     QVERIFY(itemsInsertedSpy.wait());
1286
1287     // Search from index 0
1288     QCOMPARE(m_model->indexForKeyboardSearch("a", 0), 0);
1289     QCOMPARE(m_model->indexForKeyboardSearch("aa", 0), 1);
1290     QCOMPARE(m_model->indexForKeyboardSearch("i", 0), 2);
1291     QCOMPARE(m_model->indexForKeyboardSearch("image", 0), 2);
1292     QCOMPARE(m_model->indexForKeyboardSearch("image.jpg", 0), 2);
1293     QCOMPARE(m_model->indexForKeyboardSearch("image.png", 0), 3);
1294     QCOMPARE(m_model->indexForKeyboardSearch("t", 0), 4);
1295     QCOMPARE(m_model->indexForKeyboardSearch("text", 0), 4);
1296     QCOMPARE(m_model->indexForKeyboardSearch("text1", 0), 5);
1297     QCOMPARE(m_model->indexForKeyboardSearch("text2", 0), 6);
1298     QCOMPARE(m_model->indexForKeyboardSearch("text11", 0), 7);
1299
1300     // Start a search somewhere in the middle
1301     QCOMPARE(m_model->indexForKeyboardSearch("a", 1), 1);
1302     QCOMPARE(m_model->indexForKeyboardSearch("i", 3), 3);
1303     QCOMPARE(m_model->indexForKeyboardSearch("t", 5), 5);
1304     QCOMPARE(m_model->indexForKeyboardSearch("text1", 6), 7);
1305
1306     // Test searches that go past the last item back to index 0
1307     QCOMPARE(m_model->indexForKeyboardSearch("a", 2), 0);
1308     QCOMPARE(m_model->indexForKeyboardSearch("i", 7), 2);
1309     QCOMPARE(m_model->indexForKeyboardSearch("image.jpg", 3), 2);
1310     QCOMPARE(m_model->indexForKeyboardSearch("text2", 7), 6);
1311
1312     // Test searches that yield no result
1313     QCOMPARE(m_model->indexForKeyboardSearch("aaa", 0), -1);
1314     QCOMPARE(m_model->indexForKeyboardSearch("b", 0), -1);
1315     QCOMPARE(m_model->indexForKeyboardSearch("image.svg", 0), -1);
1316     QCOMPARE(m_model->indexForKeyboardSearch("text3", 0), -1);
1317     QCOMPARE(m_model->indexForKeyboardSearch("text3", 5), -1);
1318
1319     // Test upper case searches (note that search is case insensitive)
1320     QCOMPARE(m_model->indexForKeyboardSearch("A", 0), 0);
1321     QCOMPARE(m_model->indexForKeyboardSearch("aA", 0), 1);
1322     QCOMPARE(m_model->indexForKeyboardSearch("TexT", 5), 5);
1323     QCOMPARE(m_model->indexForKeyboardSearch("IMAGE", 4), 2);
1324
1325     // TODO: Maybe we should also test keyboard searches in directories which are not sorted by Name?
1326 }
1327
1328 void KFileItemModelTest::testNameFilter()
1329 {
1330     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1331
1332     m_testDir->createFiles({"A1", "A2", "Abc", "Bcd", "Cde"});
1333
1334     m_model->loadDirectory(m_testDir->url());
1335     QVERIFY(itemsInsertedSpy.wait());
1336
1337     m_model->setNameFilter("A"); // Shows A1, A2 and Abc
1338     QCOMPARE(m_model->count(), 3);
1339
1340     m_model->setNameFilter("A2"); // Shows only A2
1341     QCOMPARE(m_model->count(), 1);
1342
1343     m_model->setNameFilter("A2"); // Shows only A1
1344     QCOMPARE(m_model->count(), 1);
1345
1346     m_model->setNameFilter("Bc"); // Shows "Abc" and "Bcd"
1347     QCOMPARE(m_model->count(), 2);
1348
1349     m_model->setNameFilter("bC"); // Shows "Abc" and "Bcd"
1350     QCOMPARE(m_model->count(), 2);
1351
1352     m_model->setNameFilter(QString()); // Shows again all items
1353     QCOMPARE(m_model->count(), 5);
1354 }
1355
1356 /**
1357  * Verifies that we do not crash when adding a KFileItem with an empty path.
1358  * Before this issue was fixed, KFileItemModel::expandedParentsCountCompare()
1359  * tried to always read the first character of the path, even if the path is empty.
1360  */
1361 void KFileItemModelTest::testEmptyPath()
1362 {
1363     QSet<QByteArray> roles;
1364     roles.insert("text");
1365     roles.insert("isExpanded");
1366     roles.insert("isExpandable");
1367     roles.insert("expandedParentsCount");
1368     m_model->setRoles(roles);
1369
1370     const QUrl emptyUrl;
1371     QVERIFY(emptyUrl.path().isEmpty());
1372
1373     const QUrl url("file:///test/");
1374
1375     KFileItemList items;
1376     items << KFileItem(emptyUrl, QString(), KFileItem::Unknown) << KFileItem(url, QString(), KFileItem::Unknown);
1377     m_model->slotItemsAdded(emptyUrl, items);
1378     m_model->slotCompleted();
1379 }
1380
1381 /**
1382  * Verifies that the 'isExpanded' state of folders does not change when the
1383  * 'refreshItems' signal is received, see https://bugs.kde.org/show_bug.cgi?id=299675.
1384  */
1385 void KFileItemModelTest::testRefreshExpandedItem()
1386 {
1387     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1388     QSignalSpy itemsChangedSpy(m_model, &KFileItemModel::itemsChanged);
1389     QVERIFY(itemsChangedSpy.isValid());
1390
1391     QSet<QByteArray> modelRoles = m_model->roles();
1392     modelRoles << "isExpanded"
1393                << "isExpandable"
1394                << "expandedParentsCount";
1395     m_model->setRoles(modelRoles);
1396
1397     m_testDir->createFiles({"a/1", "a/2", "3", "4"});
1398
1399     m_model->loadDirectory(m_testDir->url());
1400     QVERIFY(itemsInsertedSpy.wait());
1401     QCOMPARE(m_model->count(), 3); // "a/", "3", "4"
1402
1403     m_model->setExpanded(0, true);
1404     QVERIFY(itemsInsertedSpy.wait());
1405     QCOMPARE(m_model->count(), 5); // "a/", "a/1", "a/2", "3", "4"
1406     QVERIFY(m_model->isExpanded(0));
1407
1408     const KFileItem item = m_model->fileItem(0);
1409     m_model->slotRefreshItems({qMakePair(item, item)});
1410     QVERIFY(!itemsChangedSpy.isEmpty());
1411
1412     QCOMPARE(m_model->count(), 5); // "a/", "a/1", "a/2", "3", "4"
1413     QVERIFY(m_model->isExpanded(0));
1414 }
1415
1416 /**
1417  * Verifies that adding an item to an expanded folder that's filtered makes the parental chain visible.
1418  */
1419 void KFileItemModelTest::testAddItemToFilteredExpandedFolder()
1420 {
1421     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1422     QSignalSpy fileItemsChangedSpy(m_model, &KFileItemModel::fileItemsChanged);
1423
1424     QSet<QByteArray> modelRoles = m_model->roles();
1425     modelRoles << "isExpanded"
1426                << "isExpandable"
1427                << "expandedParentsCount";
1428     m_model->setRoles(modelRoles);
1429
1430     m_testDir->createFile("a/b/file");
1431
1432     m_model->loadDirectory(m_testDir->url());
1433     QVERIFY(itemsInsertedSpy.wait());
1434     QCOMPARE(m_model->count(), 1); // "a
1435
1436     // Expand "a/".
1437     m_model->setExpanded(0, true);
1438     QVERIFY(itemsInsertedSpy.wait());
1439
1440     // Expand "a/b/".
1441     m_model->setExpanded(1, true);
1442     QVERIFY(itemsInsertedSpy.wait());
1443
1444     QCOMPARE(m_model->count(), 3); // 3 items: "a/", "a/b/", "a/b/file"
1445
1446     const QUrl urlB = m_model->fileItem(1).url();
1447
1448     // Set a filter that matches ".txt" extension
1449     m_model->setNameFilter("*.txt");
1450     QCOMPARE(m_model->count(), 0); // Everything got hidden since we don't have a .txt file yet
1451
1452     m_model->slotItemsAdded(urlB, KFileItemList() << KFileItem(QUrl("a/b/newItem.txt")));
1453     m_model->slotCompleted();
1454
1455     // Entire parental chain should now be shown
1456     QCOMPARE(m_model->count(), 3); // 3 items: "a/", "a/b/", "a/b/newItem.txt"
1457     QCOMPARE(itemsInModel(),
1458              QStringList() << "a"
1459                            << "b"
1460                            << "newItem.txt");
1461
1462     // Items should be indented in hierarchy
1463     QCOMPARE(m_model->expandedParentsCount(0), 0);
1464     QCOMPARE(m_model->expandedParentsCount(1), 1);
1465     QCOMPARE(m_model->expandedParentsCount(2), 2);
1466 }
1467
1468 /**
1469  * Verifies that deleting the last filter-passing child from expanded folders
1470  * makes the parental chain hidden.
1471  */
1472 void KFileItemModelTest::testDeleteItemsWithExpandedFolderWithFilter()
1473 {
1474     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1475     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
1476
1477     QSet<QByteArray> modelRoles = m_model->roles();
1478     modelRoles << "isExpanded"
1479                << "isExpandable"
1480                << "expandedParentsCount";
1481     m_model->setRoles(modelRoles);
1482
1483     m_testDir->createFile("a/b/file");
1484
1485     m_model->loadDirectory(m_testDir->url());
1486     QVERIFY(itemsInsertedSpy.wait());
1487     QCOMPARE(m_model->count(), 1); // "a
1488
1489     // Expand "a/".
1490     m_model->setExpanded(0, true);
1491     QVERIFY(itemsInsertedSpy.wait());
1492
1493     // Expand "a/b/".
1494     m_model->setExpanded(1, true);
1495     QVERIFY(itemsInsertedSpy.wait());
1496
1497     QCOMPARE(m_model->count(), 3); // 3 items: "a/", "a/b/", "a/b/file"
1498
1499     // Set a filter that matches "file" extension
1500     m_model->setNameFilter("file");
1501     QCOMPARE(m_model->count(), 3); // Everything is still shown
1502
1503     // Delete "file"
1504     QCOMPARE(itemsRemovedSpy.count(), 0);
1505     m_model->slotItemsDeleted(KFileItemList() << m_model->fileItem(2));
1506     QCOMPARE(itemsRemovedSpy.count(), 1);
1507
1508     // Entire parental chain should now be filtered
1509     QCOMPARE(m_model->count(), 0);
1510     QCOMPARE(m_model->m_filteredItems.size(), 2);
1511 }
1512
1513 /**
1514  * Verifies that the fileItemsChanged signal is raised with the correct index after renaming files with filter set.
1515  * The rename operation will cause one item to be filtered out and another item to be reordered.
1516  */
1517 void KFileItemModelTest::testRefreshItemsWithFilter()
1518 {
1519     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1520     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
1521     QSignalSpy itemsChangedSpy(m_model, &KFileItemModel::itemsChanged);
1522     QSignalSpy itemsMovedSpy(m_model, &KFileItemModel::itemsMoved);
1523
1524     // Creates three .txt files
1525     m_testDir->createFiles({"b.txt", "c.txt", "d.txt"});
1526
1527     m_model->loadDirectory(m_testDir->url());
1528     QVERIFY(itemsInsertedSpy.wait());
1529
1530     QCOMPARE(m_model->count(), 3); // "b.txt", "c.txt", "d.txt"
1531
1532     // Set a filter that matches ".txt" extension
1533     m_model->setNameFilter("*.txt");
1534     QCOMPARE(m_model->count(), 3); // Still all items are shown
1535     QCOMPARE(itemsInModel(),
1536              QStringList() << "b.txt"
1537                            << "c.txt"
1538                            << "d.txt");
1539
1540     // Objects used to rename
1541     const KFileItem fileItemC_txt = m_model->fileItem(1);
1542     KFileItem fileItemC_cfg = fileItemC_txt;
1543     fileItemC_cfg.setUrl(QUrl("c.cfg"));
1544
1545     const KFileItem fileItemD_txt = m_model->fileItem(2);
1546     KFileItem fileItemA_txt = fileItemD_txt;
1547     fileItemA_txt.setUrl(QUrl("a.txt"));
1548
1549     // Rename "c.txt" to "c.cfg"; and rename "d.txt" to "a.txt"
1550     QCOMPARE(itemsRemovedSpy.count(), 0);
1551     QCOMPARE(itemsChangedSpy.count(), 0);
1552     m_model->slotRefreshItems({qMakePair(fileItemC_txt, fileItemC_cfg), qMakePair(fileItemD_txt, fileItemA_txt)});
1553     QCOMPARE(itemsRemovedSpy.count(), 1);
1554     QCOMPARE(itemsChangedSpy.count(), 1);
1555     QCOMPARE(m_model->count(), 2); // Only "a.txt" and "b.txt". "c.cfg" got filtered out
1556
1557     QList<QVariant> arguments = itemsChangedSpy.takeLast();
1558     KItemRangeList itemRangeList = arguments.at(0).value<KItemRangeList>();
1559
1560     // We started with the order "b.txt", "c.txt", "d.txt"
1561     // "d.txt" started with index "2"
1562     // "c.txt" got renamed and got filtered out
1563     // "d.txt" index shifted from index "2" to "1"
1564     // So we expect index "1" in this argument, meaning "d.txt" was renamed
1565     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(1, 1));
1566
1567     // Re-sorting is done asynchronously:
1568     QCOMPARE(itemsInModel(),
1569              QStringList() << "b.txt"
1570                            << "a.txt"); // Files should still be in the incorrect order
1571     QVERIFY(itemsMovedSpy.wait());
1572     QCOMPARE(itemsInModel(),
1573              QStringList() << "a.txt"
1574                            << "b.txt"); // Files were re-sorted and should now be in the correct order
1575 }
1576
1577 /**
1578  * Verifies that parental chains are hidden and shown as needed while their children get filtered/unfiltered due to renaming.
1579  * Also verifies that the "isExpanded" and "expandedParentsCount" values are kept for expanded folders that get refreshed.
1580  */
1581 void KFileItemModelTest::testRefreshExpandedFolderWithFilter()
1582 {
1583     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1584     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
1585
1586     QSet<QByteArray> modelRoles = m_model->roles();
1587     modelRoles << "isExpanded"
1588                << "isExpandable"
1589                << "expandedParentsCount";
1590     m_model->setRoles(modelRoles);
1591
1592     m_testDir->createFile("a/b/someFolder/someFile");
1593
1594     m_model->loadDirectory(m_testDir->url());
1595     QVERIFY(itemsInsertedSpy.wait());
1596
1597     QCOMPARE(m_model->count(), 1); // Only "a/"
1598
1599     // Expand "a/".
1600     m_model->setExpanded(0, true);
1601     QVERIFY(itemsInsertedSpy.wait());
1602
1603     // Expand "a/b/".
1604     m_model->setExpanded(1, true);
1605     QVERIFY(itemsInsertedSpy.wait());
1606
1607     // Expand "a/b/someFolder/".
1608     m_model->setExpanded(2, true);
1609     QVERIFY(itemsInsertedSpy.wait());
1610     QCOMPARE(m_model->count(), 4); // 4 items: "a/", "a/b/", "a/b/someFolder", "a/b/someFolder/someFile"
1611
1612     // Set a filter that matches the expanded folder "someFolder"
1613     m_model->setNameFilter("someFolder");
1614     QCOMPARE(m_model->count(), 3); // 3 items: "a/", "a/b/", "a/b/someFolder"
1615
1616     // Objects used to rename
1617     const KFileItem fileItemA = m_model->fileItem(0);
1618     KFileItem fileItemARenamed = fileItemA;
1619     fileItemARenamed.setUrl(QUrl("a_renamed"));
1620
1621     const KFileItem fileItemSomeFolder = m_model->fileItem(2);
1622     KFileItem fileItemRenamedFolder = fileItemSomeFolder;
1623     fileItemRenamedFolder.setUrl(QUrl("/a_renamed/b/renamedFolder"));
1624
1625     // Rename "a" to "a_renamed"
1626     // This way we test if the algorithm is sane as to NOT hide "a_renamed" since it will have visible children
1627     m_model->slotRefreshItems({qMakePair(fileItemA, fileItemARenamed)});
1628     QCOMPARE(m_model->count(), 3); // Entire parental chain must still be shown
1629     QCOMPARE(itemsInModel(),
1630              QStringList() << "a_renamed"
1631                            << "b"
1632                            << "someFolder");
1633
1634     // Rename "a_renamed" back to "a"; and "someFolder" to "renamedFolder"
1635     m_model->slotRefreshItems({qMakePair(fileItemARenamed, fileItemA), qMakePair(fileItemSomeFolder, fileItemRenamedFolder)});
1636     QCOMPARE(m_model->count(), 0); // Entire parental chain became hidden
1637
1638     // Rename "renamedFolder" back to "someFolder". Filter is passing again
1639     m_model->slotRefreshItems({qMakePair(fileItemRenamedFolder, fileItemSomeFolder)});
1640     QCOMPARE(m_model->count(), 3); // Entire parental chain is shown again
1641     QCOMPARE(itemsInModel(),
1642              QStringList() << "a"
1643                            << "b"
1644                            << "someFolder");
1645
1646     // slotRefreshItems() should preserve "isExpanded" and "expandedParentsCount" values explicitly in this case
1647     QCOMPARE(m_model->m_itemData.at(2)->values.value("isExpanded").toBool(), true);
1648     QCOMPARE(m_model->m_itemData.at(2)->values.value("expandedParentsCount"), 2);
1649 }
1650
1651 /**
1652  * Verify that removing hidden files and folders from the model does not
1653  * result in a crash, see https://bugs.kde.org/show_bug.cgi?id=314046
1654  */
1655 void KFileItemModelTest::testRemoveHiddenItems()
1656 {
1657     m_testDir->createDir(".a");
1658     m_testDir->createDir(".b");
1659     m_testDir->createDir("c");
1660     m_testDir->createDir("d");
1661     m_testDir->createFiles({".f", ".g", "h", "i"});
1662
1663     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1664     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
1665
1666     m_model->setShowHiddenFiles(true);
1667     m_model->loadDirectory(m_testDir->url());
1668     QVERIFY(itemsInsertedSpy.wait());
1669     QCOMPARE(itemsInModel(),
1670              QStringList() << ".a"
1671                            << ".b"
1672                            << "c"
1673                            << "d"
1674                            << ".f"
1675                            << ".g"
1676                            << "h"
1677                            << "i");
1678     QCOMPARE(itemsInsertedSpy.count(), 1);
1679     QCOMPARE(itemsRemovedSpy.count(), 0);
1680     KItemRangeList itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
1681     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(0, 8));
1682
1683     m_model->setShowHiddenFiles(false);
1684     QCOMPARE(itemsInModel(),
1685              QStringList() << "c"
1686                            << "d"
1687                            << "h"
1688                            << "i");
1689     QCOMPARE(itemsInsertedSpy.count(), 0);
1690     QCOMPARE(itemsRemovedSpy.count(), 1);
1691     itemRangeList = itemsRemovedSpy.takeFirst().at(0).value<KItemRangeList>();
1692     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(0, 2) << KItemRange(4, 2));
1693
1694     m_model->setShowHiddenFiles(true);
1695     QCOMPARE(itemsInModel(),
1696              QStringList() << ".a"
1697                            << ".b"
1698                            << "c"
1699                            << "d"
1700                            << ".f"
1701                            << ".g"
1702                            << "h"
1703                            << "i");
1704     QCOMPARE(itemsInsertedSpy.count(), 1);
1705     QCOMPARE(itemsRemovedSpy.count(), 0);
1706     itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
1707     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(0, 2) << KItemRange(2, 2));
1708
1709     m_model->clear();
1710     QCOMPARE(itemsInModel(), QStringList());
1711     QCOMPARE(itemsInsertedSpy.count(), 0);
1712     QCOMPARE(itemsRemovedSpy.count(), 1);
1713     itemRangeList = itemsRemovedSpy.takeFirst().at(0).value<KItemRangeList>();
1714     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(0, 8));
1715
1716     // Hiding hidden files makes the dir lister emit its itemsDeleted signal.
1717     // Verify that this does not make the model crash.
1718     m_model->setShowHiddenFiles(false);
1719 }
1720
1721 /**
1722  * Verify that filtered items are removed when their parent is collapsed.
1723  */
1724 void KFileItemModelTest::collapseParentOfHiddenItems()
1725 {
1726     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1727     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
1728
1729     QSet<QByteArray> modelRoles = m_model->roles();
1730     modelRoles << "isExpanded"
1731                << "isExpandable"
1732                << "expandedParentsCount";
1733     m_model->setRoles(modelRoles);
1734
1735     m_testDir->createFiles({"a/1", "a/b/1", "a/b/c/1", "a/b/c/d/1"});
1736
1737     m_model->loadDirectory(m_testDir->url());
1738     QVERIFY(itemsInsertedSpy.wait());
1739     QCOMPARE(m_model->count(), 1); // Only "a/"
1740
1741     // Expand "a/".
1742     m_model->setExpanded(0, true);
1743     QVERIFY(itemsInsertedSpy.wait());
1744     QCOMPARE(m_model->count(), 3); // 3 items: "a/", "a/b/", "a/1"
1745
1746     // Expand "a/b/".
1747     m_model->setExpanded(1, true);
1748     QVERIFY(itemsInsertedSpy.wait());
1749     QCOMPARE(m_model->count(), 5); // 5 items: "a/", "a/b/", "a/b/c", "a/b/1", "a/1"
1750
1751     // Expand "a/b/c/".
1752     m_model->setExpanded(2, true);
1753     QVERIFY(itemsInsertedSpy.wait());
1754     QCOMPARE(m_model->count(), 7); // 7 items: "a/", "a/b/", "a/b/c", "a/b/c/d/", "a/b/c/1", "a/b/1", "a/1"
1755
1756     // Set a name filter that matches nothing -> nothing should remain.
1757     m_model->setNameFilter("xyz");
1758     QCOMPARE(itemsRemovedSpy.count(), 1);
1759     QCOMPARE(m_model->count(), 0); // Everything is hidden
1760     QCOMPARE(itemsInModel(), QStringList());
1761
1762     // Filter by the file names. Folder "d" will be hidden since it was collapsed
1763     m_model->setNameFilter("1");
1764     QCOMPARE(itemsRemovedSpy.count(), 1); // nothing was removed, itemsRemovedSpy count will remain the same:
1765     QCOMPARE(m_model->count(), 6); // 6 items: "a/", "a/b/", "a/b/c", "a/b/c/1", "a/b/1", "a/1"
1766
1767     // Collapse the folder "a/".
1768     m_model->setExpanded(0, false);
1769     QCOMPARE(itemsRemovedSpy.count(), 2);
1770     QCOMPARE(m_model->count(), 1);
1771     QCOMPARE(itemsInModel(), QStringList() << "a");
1772
1773     // Remove the filter -> "a" should still appear (and we should not get a crash).
1774     m_model->setNameFilter(QString());
1775     QCOMPARE(itemsRemovedSpy.count(), 2); // nothing was removed, itemsRemovedSpy count will remain the same:
1776     QCOMPARE(m_model->count(), 1);
1777     QCOMPARE(itemsInModel(), QStringList() << "a");
1778 }
1779
1780 /**
1781  * Verify that filtered items are removed when their parent is deleted.
1782  */
1783 void KFileItemModelTest::removeParentOfHiddenItems()
1784 {
1785     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1786     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
1787
1788     QSet<QByteArray> modelRoles = m_model->roles();
1789     modelRoles << "isExpanded"
1790                << "isExpandable"
1791                << "expandedParentsCount";
1792     m_model->setRoles(modelRoles);
1793
1794     m_testDir->createFiles({"a/1", "a/b/1", "a/b/c/1", "a/b/c/d/1"});
1795
1796     m_model->loadDirectory(m_testDir->url());
1797     QVERIFY(itemsInsertedSpy.wait());
1798     QCOMPARE(m_model->count(), 1); // Only "a/"
1799
1800     // Expand "a/".
1801     m_model->setExpanded(0, true);
1802     QVERIFY(itemsInsertedSpy.wait());
1803     QCOMPARE(m_model->count(), 3); // 3 items: "a/", "a/b/", "a/1"
1804
1805     // Expand "a/b/".
1806     m_model->setExpanded(1, true);
1807     QVERIFY(itemsInsertedSpy.wait());
1808     QCOMPARE(m_model->count(), 5); // 5 items: "a/", "a/b/", "a/b/c", "a/b/1", "a/1"
1809
1810     // Expand "a/b/c/".
1811     m_model->setExpanded(2, true);
1812     QVERIFY(itemsInsertedSpy.wait());
1813     QCOMPARE(m_model->count(), 7); // 7 items: "a/", "a/b/", "a/b/c", "a/b/c/d/", "a/b/c/1", "a/b/1", "a/1"
1814
1815     // Set a name filter that matches nothing -> nothing should remain.
1816     m_model->setNameFilter("xyz");
1817     QCOMPARE(itemsRemovedSpy.count(), 1);
1818     QCOMPARE(m_model->count(), 0);
1819     QCOMPARE(itemsInModel(), QStringList());
1820
1821     // Filter by "c". Folder "b" will also be shown because it is its parent.
1822     m_model->setNameFilter("c");
1823     QCOMPARE(itemsRemovedSpy.count(), 1); // nothing was removed, itemsRemovedSpy count will remain the same:
1824     QCOMPARE(m_model->count(), 3);
1825     QCOMPARE(itemsInModel(),
1826              QStringList() << "a"
1827                            << "b"
1828                            << "c");
1829
1830     // Simulate the deletion of the directory "a/b/".
1831     m_model->slotItemsDeleted(KFileItemList() << m_model->fileItem(1));
1832     QCOMPARE(itemsRemovedSpy.count(), 2);
1833     QCOMPARE(m_model->count(), 0); // "a" will be filtered out since it doesn't pass the filter and doesn't have visible children
1834
1835     // Remove the filter -> only the file "a/1" should appear.
1836     m_model->setNameFilter(QString());
1837     QCOMPARE(m_model->count(), 2);
1838     QCOMPARE(itemsInModel(),
1839              QStringList() << "a"
1840                            << "1");
1841 }
1842
1843 /**
1844  * Create a tree structure where parent-child relationships can not be
1845  * determined by parsing the URLs, and verify that KFileItemModel
1846  * handles them correctly.
1847  */
1848 void KFileItemModelTest::testGeneralParentChildRelationships()
1849 {
1850     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
1851     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
1852
1853     QSet<QByteArray> modelRoles = m_model->roles();
1854     modelRoles << "isExpanded"
1855                << "isExpandable"
1856                << "expandedParentsCount";
1857     m_model->setRoles(modelRoles);
1858
1859     m_testDir->createFiles({"parent1/realChild1/realGrandChild1", "parent2/realChild2/realGrandChild2"});
1860
1861     m_model->loadDirectory(m_testDir->url());
1862     QVERIFY(itemsInsertedSpy.wait());
1863     QCOMPARE(itemsInModel(),
1864              QStringList() << "parent1"
1865                            << "parent2");
1866
1867     // Expand all folders.
1868     m_model->setExpanded(0, true);
1869     QVERIFY(itemsInsertedSpy.wait());
1870     QCOMPARE(itemsInModel(),
1871              QStringList() << "parent1"
1872                            << "realChild1"
1873                            << "parent2");
1874
1875     m_model->setExpanded(1, true);
1876     QVERIFY(itemsInsertedSpy.wait());
1877     QCOMPARE(itemsInModel(),
1878              QStringList() << "parent1"
1879                            << "realChild1"
1880                            << "realGrandChild1"
1881                            << "parent2");
1882
1883     m_model->setExpanded(3, true);
1884     QVERIFY(itemsInsertedSpy.wait());
1885     QCOMPARE(itemsInModel(),
1886              QStringList() << "parent1"
1887                            << "realChild1"
1888                            << "realGrandChild1"
1889                            << "parent2"
1890                            << "realChild2");
1891
1892     m_model->setExpanded(4, true);
1893     QVERIFY(itemsInsertedSpy.wait());
1894     QCOMPARE(itemsInModel(),
1895              QStringList() << "parent1"
1896                            << "realChild1"
1897                            << "realGrandChild1"
1898                            << "parent2"
1899                            << "realChild2"
1900                            << "realGrandChild2");
1901
1902     // Add some more children and grand-children.
1903     const QUrl parent1 = m_model->fileItem(0).url();
1904     const QUrl parent2 = m_model->fileItem(3).url();
1905     const QUrl realChild1 = m_model->fileItem(1).url();
1906     const QUrl realChild2 = m_model->fileItem(4).url();
1907
1908     m_model->slotItemsAdded(parent1, KFileItemList() << KFileItem(QUrl("child1"), QString(), KFileItem::Unknown));
1909     m_model->slotCompleted();
1910     QCOMPARE(itemsInModel(),
1911              QStringList() << "parent1"
1912                            << "realChild1"
1913                            << "realGrandChild1"
1914                            << "child1"
1915                            << "parent2"
1916                            << "realChild2"
1917                            << "realGrandChild2");
1918
1919     m_model->slotItemsAdded(parent2, KFileItemList() << KFileItem(QUrl("child2"), QString(), KFileItem::Unknown));
1920     m_model->slotCompleted();
1921     QCOMPARE(itemsInModel(),
1922              QStringList() << "parent1"
1923                            << "realChild1"
1924                            << "realGrandChild1"
1925                            << "child1"
1926                            << "parent2"
1927                            << "realChild2"
1928                            << "realGrandChild2"
1929                            << "child2");
1930
1931     m_model->slotItemsAdded(realChild1, KFileItemList() << KFileItem(QUrl("grandChild1"), QString(), KFileItem::Unknown));
1932     m_model->slotCompleted();
1933     QCOMPARE(itemsInModel(),
1934              QStringList() << "parent1"
1935                            << "realChild1"
1936                            << "grandChild1"
1937                            << "realGrandChild1"
1938                            << "child1"
1939                            << "parent2"
1940                            << "realChild2"
1941                            << "realGrandChild2"
1942                            << "child2");
1943
1944     m_model->slotItemsAdded(realChild2, KFileItemList() << KFileItem(QUrl("grandChild2"), QString(), KFileItem::Unknown));
1945     m_model->slotCompleted();
1946     QCOMPARE(itemsInModel(),
1947              QStringList() << "parent1"
1948                            << "realChild1"
1949                            << "grandChild1"
1950                            << "realGrandChild1"
1951                            << "child1"
1952                            << "parent2"
1953                            << "realChild2"
1954                            << "grandChild2"
1955                            << "realGrandChild2"
1956                            << "child2");
1957
1958     // Set a name filter that matches nothing -> nothing will remain.
1959     m_model->setNameFilter("xyz");
1960     QCOMPARE(itemsInModel(), QStringList());
1961     QCOMPARE(itemsRemovedSpy.count(), 1);
1962     QList<QVariant> arguments = itemsRemovedSpy.takeFirst();
1963     KItemRangeList itemRangeList = arguments.at(0).value<KItemRangeList>();
1964     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(0, 10));
1965
1966     // Set a name filter that matches only "realChild". Their prarents should still show.
1967     m_model->setNameFilter("realChild");
1968     QCOMPARE(itemsInModel(),
1969              QStringList() << "parent1"
1970                            << "realChild1"
1971                            << "parent2"
1972                            << "realChild2");
1973     QCOMPARE(itemsRemovedSpy.count(), 0); // nothing was removed, itemsRemovedSpy will not be called this time
1974
1975     // Collapse "parent1".
1976     m_model->setExpanded(0, false);
1977     QCOMPARE(itemsInModel(),
1978              QStringList() << "parent1"
1979                            << "parent2"
1980                            << "realChild2");
1981     QCOMPARE(itemsRemovedSpy.count(), 1);
1982     arguments = itemsRemovedSpy.takeFirst();
1983     itemRangeList = arguments.at(0).value<KItemRangeList>();
1984     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(1, 1));
1985
1986     // Remove "parent2".
1987     m_model->slotItemsDeleted(KFileItemList() << m_model->fileItem(1));
1988     QCOMPARE(itemsInModel(), QStringList() << "parent1");
1989     QCOMPARE(itemsRemovedSpy.count(), 1);
1990     arguments = itemsRemovedSpy.takeFirst();
1991     itemRangeList = arguments.at(0).value<KItemRangeList>();
1992     QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(1, 2));
1993
1994     // Clear filter, verify that no items reappear.
1995     m_model->setNameFilter(QString());
1996     QCOMPARE(itemsInModel(), QStringList() << "parent1");
1997 }
1998
1999 void KFileItemModelTest::testNameRoleGroups()
2000 {
2001     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
2002     QSignalSpy itemsMovedSpy(m_model, &KFileItemModel::itemsMoved);
2003     QVERIFY(itemsMovedSpy.isValid());
2004     QSignalSpy groupsChangedSpy(m_model, &KFileItemModel::groupsChanged);
2005     QVERIFY(groupsChangedSpy.isValid());
2006
2007     m_testDir->createFiles({"b.txt", "c.txt", "d.txt", "e.txt"});
2008
2009     m_model->setGroupedSorting(true);
2010     m_model->setGroupRole("text");
2011     m_model->loadDirectory(m_testDir->url());
2012     QVERIFY(itemsInsertedSpy.wait());
2013     QCOMPARE(itemsInModel(),
2014              QStringList() << "b.txt"
2015                            << "c.txt"
2016                            << "d.txt"
2017                            << "e.txt");
2018
2019     QList<QPair<int, QVariant>> expectedGroups;
2020     expectedGroups << QPair<int, QVariant>(0, QLatin1String("B"));
2021     expectedGroups << QPair<int, QVariant>(1, QLatin1String("C"));
2022     expectedGroups << QPair<int, QVariant>(2, QLatin1String("D"));
2023     expectedGroups << QPair<int, QVariant>(3, QLatin1String("E"));
2024     QCOMPARE(m_model->groups(), expectedGroups);
2025
2026     // Rename d.txt to a.txt.
2027     QHash<QByteArray, QVariant> data;
2028     data.insert("text", "a.txt");
2029     m_model->setData(2, data);
2030     QVERIFY(itemsMovedSpy.wait());
2031     QCOMPARE(itemsInModel(),
2032              QStringList() << "a.txt"
2033                            << "b.txt"
2034                            << "c.txt"
2035                            << "e.txt");
2036
2037     expectedGroups.clear();
2038     expectedGroups << QPair<int, QVariant>(0, QLatin1String("A"));
2039     expectedGroups << QPair<int, QVariant>(1, QLatin1String("B"));
2040     expectedGroups << QPair<int, QVariant>(2, QLatin1String("C"));
2041     expectedGroups << QPair<int, QVariant>(3, QLatin1String("E"));
2042     QCOMPARE(m_model->groups(), expectedGroups);
2043
2044     // Rename c.txt to d.txt.
2045     data.insert("text", "d.txt");
2046     m_model->setData(2, data);
2047     QVERIFY(groupsChangedSpy.wait());
2048     QCOMPARE(itemsInModel(),
2049              QStringList() << "a.txt"
2050                            << "b.txt"
2051                            << "d.txt"
2052                            << "e.txt");
2053
2054     expectedGroups.clear();
2055     expectedGroups << QPair<int, QVariant>(0, QLatin1String("A"));
2056     expectedGroups << QPair<int, QVariant>(1, QLatin1String("B"));
2057     expectedGroups << QPair<int, QVariant>(2, QLatin1String("D"));
2058     expectedGroups << QPair<int, QVariant>(3, QLatin1String("E"));
2059     QCOMPARE(m_model->groups(), expectedGroups);
2060
2061     // Change d.txt back to c.txt, but this time using the dir lister's refreshItems() signal.
2062     const KFileItem fileItemD = m_model->fileItem(2);
2063     KFileItem fileItemC = fileItemD;
2064     QUrl urlC = fileItemC.url().adjusted(QUrl::RemoveFilename);
2065     urlC.setPath(urlC.path() + "c.txt");
2066     fileItemC.setUrl(urlC);
2067
2068     m_model->slotRefreshItems({qMakePair(fileItemD, fileItemC)});
2069     QVERIFY(groupsChangedSpy.wait());
2070     QCOMPARE(itemsInModel(),
2071              QStringList() << "a.txt"
2072                            << "b.txt"
2073                            << "c.txt"
2074                            << "e.txt");
2075
2076     expectedGroups.clear();
2077     expectedGroups << QPair<int, QVariant>(0, QLatin1String("A"));
2078     expectedGroups << QPair<int, QVariant>(1, QLatin1String("B"));
2079     expectedGroups << QPair<int, QVariant>(2, QLatin1String("C"));
2080     expectedGroups << QPair<int, QVariant>(3, QLatin1String("E"));
2081     QCOMPARE(m_model->groups(), expectedGroups);
2082 }
2083
2084 void KFileItemModelTest::testNameRoleGroupsWithExpandedItems()
2085 {
2086     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
2087
2088     QSet<QByteArray> modelRoles = m_model->roles();
2089     modelRoles << "isExpanded"
2090                << "isExpandable"
2091                << "expandedParentsCount";
2092     m_model->setRoles(modelRoles);
2093
2094     m_testDir->createFiles({"a/b.txt", "a/c.txt", "d/e.txt", "d/f.txt"});
2095
2096     m_model->setGroupedSorting(true);
2097     m_model->setGroupRole("text");
2098
2099     m_model->loadDirectory(m_testDir->url());
2100     QVERIFY(itemsInsertedSpy.wait());
2101     QCOMPARE(itemsInModel(),
2102              QStringList() << "a"
2103                            << "d");
2104
2105     QList<QPair<int, QVariant>> expectedGroups;
2106     expectedGroups << QPair<int, QVariant>(0, QLatin1String("A"));
2107     expectedGroups << QPair<int, QVariant>(1, QLatin1String("D"));
2108
2109     QCOMPARE(m_model->groups(), expectedGroups);
2110
2111     // Verify that expanding "a" and "d" will not change the groups (except for the index of "D").
2112     expectedGroups.clear();
2113     expectedGroups << QPair<int, QVariant>(0, QLatin1String("A"));
2114     expectedGroups << QPair<int, QVariant>(3, QLatin1String("D"));
2115
2116     m_model->setExpanded(0, true);
2117     QVERIFY(m_model->isExpanded(0));
2118     QVERIFY(itemsInsertedSpy.wait());
2119     QCOMPARE(itemsInModel(),
2120              QStringList() << "a"
2121                            << "b.txt"
2122                            << "c.txt"
2123                            << "d");
2124     QCOMPARE(m_model->groups(), expectedGroups);
2125
2126     m_model->setExpanded(3, true);
2127     QVERIFY(m_model->isExpanded(3));
2128     QVERIFY(itemsInsertedSpy.wait());
2129     QCOMPARE(itemsInModel(),
2130              QStringList() << "a"
2131                            << "b.txt"
2132                            << "c.txt"
2133                            << "d"
2134                            << "e.txt"
2135                            << "f.txt");
2136     QCOMPARE(m_model->groups(), expectedGroups);
2137 }
2138
2139 void KFileItemModelTest::testInconsistentModel()
2140 {
2141     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
2142
2143     QSet<QByteArray> modelRoles = m_model->roles();
2144     modelRoles << "isExpanded"
2145                << "isExpandable"
2146                << "expandedParentsCount";
2147     m_model->setRoles(modelRoles);
2148
2149     m_testDir->createFiles({"a/b/c1.txt", "a/b/c2.txt"});
2150
2151     m_model->loadDirectory(m_testDir->url());
2152     QVERIFY(itemsInsertedSpy.wait());
2153     QCOMPARE(itemsInModel(), QStringList() << "a");
2154
2155     // Expand "a/" and "a/b/".
2156     m_model->setExpanded(0, true);
2157     QVERIFY(m_model->isExpanded(0));
2158     QVERIFY(itemsInsertedSpy.wait());
2159     QCOMPARE(itemsInModel(),
2160              QStringList() << "a"
2161                            << "b");
2162
2163     m_model->setExpanded(1, true);
2164     QVERIFY(m_model->isExpanded(1));
2165     QVERIFY(itemsInsertedSpy.wait());
2166     QCOMPARE(itemsInModel(),
2167              QStringList() << "a"
2168                            << "b"
2169                            << "c1.txt"
2170                            << "c2.txt");
2171
2172     // Add the files "c1.txt" and "c2.txt" to the model also as top-level items.
2173     // Such a thing can in principle happen when performing a search, and there
2174     // are files which
2175     // (a) match the search string, and
2176     // (b) are children of a folder that matches the search string and is expanded.
2177     //
2178     // Note that the first item in the list of added items must be new (i.e., not
2179     // in the model yet). Otherwise, KFileItemModel::slotItemsAdded() will see that
2180     // it receives items that are in the model already and ignore them.
2181     QUrl url(m_model->directory().url() + "/a2");
2182     KFileItem newItem(url);
2183
2184     KFileItemList items;
2185     items << newItem << m_model->fileItem(2) << m_model->fileItem(3);
2186     m_model->slotItemsAdded(m_model->directory(), items);
2187     m_model->slotCompleted();
2188     QCOMPARE(itemsInModel(),
2189              QStringList() << "a"
2190                            << "b"
2191                            << "c1.txt"
2192                            << "c2.txt"
2193                            << "a2"
2194                            << "c1.txt"
2195                            << "c2.txt");
2196
2197     m_model->setExpanded(0, false);
2198
2199     // Test that the right items have been removed, see
2200     // https://bugs.kde.org/show_bug.cgi?id=324371
2201     QCOMPARE(itemsInModel(),
2202              QStringList() << "a"
2203                            << "a2"
2204                            << "c1.txt"
2205                            << "c2.txt");
2206
2207     // Test that resorting does not cause a crash, see
2208     // https://bugs.kde.org/show_bug.cgi?id=325359
2209     // The crash is not 100% reproducible, but Valgrind will report an invalid memory access.
2210     m_model->resortAllItems();
2211 }
2212
2213 void KFileItemModelTest::testChangeRolesForFilteredItems()
2214 {
2215     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
2216
2217     QSet<QByteArray> modelRoles = m_model->roles();
2218     modelRoles << "owner";
2219     m_model->setRoles(modelRoles);
2220
2221     m_testDir->createFiles({"a.txt", "aa.txt", "aaa.txt"});
2222
2223     m_model->loadDirectory(m_testDir->url());
2224     QVERIFY(itemsInsertedSpy.wait());
2225     QCOMPARE(itemsInModel(),
2226              QStringList() << "a.txt"
2227                            << "aa.txt"
2228                            << "aaa.txt");
2229
2230     for (int index = 0; index < m_model->count(); ++index) {
2231         // All items should have the "text" and "owner" roles, but not "group".
2232         QVERIFY(m_model->data(index).contains("text"));
2233         QVERIFY(m_model->data(index).contains("owner"));
2234         QVERIFY(!m_model->data(index).contains("group"));
2235     }
2236
2237     // Add a filter, such that only "aaa.txt" remains in the model.
2238     m_model->setNameFilter("aaa");
2239     QCOMPARE(itemsInModel(), QStringList() << "aaa.txt");
2240
2241     // Add the "group" role.
2242     modelRoles << "group";
2243     m_model->setRoles(modelRoles);
2244
2245     // Modify the filter, such that "aa.txt" reappears, and verify that all items have the expected roles.
2246     m_model->setNameFilter("aa");
2247     QCOMPARE(itemsInModel(),
2248              QStringList() << "aa.txt"
2249                            << "aaa.txt");
2250
2251     for (int index = 0; index < m_model->count(); ++index) {
2252         // All items should have the "text", "owner", and "group" roles.
2253         QVERIFY(m_model->data(index).contains("text"));
2254         QVERIFY(m_model->data(index).contains("owner"));
2255         QVERIFY(m_model->data(index).contains("group"));
2256     }
2257
2258     // Remove the "owner" role.
2259     modelRoles.remove("owner");
2260     m_model->setRoles(modelRoles);
2261
2262     // Clear the filter, and verify that all items have the expected roles
2263     m_model->setNameFilter(QString());
2264     QCOMPARE(itemsInModel(),
2265              QStringList() << "a.txt"
2266                            << "aa.txt"
2267                            << "aaa.txt");
2268
2269     for (int index = 0; index < m_model->count(); ++index) {
2270         // All items should have the "text" and "group" roles, but now "owner".
2271         QVERIFY(m_model->data(index).contains("text"));
2272         QVERIFY(!m_model->data(index).contains("owner"));
2273         QVERIFY(m_model->data(index).contains("group"));
2274     }
2275 }
2276
2277 void KFileItemModelTest::testChangeSortRoleWhileFiltering()
2278 {
2279     KFileItemList items;
2280
2281     KIO::UDSEntry entry[3];
2282
2283     entry[0].fastInsert(KIO::UDSEntry::UDS_NAME, "a.txt");
2284     entry[0].fastInsert(KIO::UDSEntry::UDS_USER, "user-b");
2285
2286     entry[1].fastInsert(KIO::UDSEntry::UDS_NAME, "b.txt");
2287     entry[1].fastInsert(KIO::UDSEntry::UDS_USER, "user-c");
2288
2289     entry[2].fastInsert(KIO::UDSEntry::UDS_NAME, "c.txt");
2290     entry[2].fastInsert(KIO::UDSEntry::UDS_USER, "user-a");
2291
2292     for (int i = 0; i < 3; ++i) {
2293         entry[i].fastInsert(KIO::UDSEntry::UDS_FILE_TYPE, 0100000); // S_IFREG might not be defined on non-Unix platforms.
2294         entry[i].fastInsert(KIO::UDSEntry::UDS_ACCESS, 07777);
2295         entry[i].fastInsert(KIO::UDSEntry::UDS_SIZE, 0);
2296         entry[i].fastInsert(KIO::UDSEntry::UDS_MODIFICATION_TIME, 0);
2297         entry[i].fastInsert(KIO::UDSEntry::UDS_GROUP, "group");
2298         entry[i].fastInsert(KIO::UDSEntry::UDS_ACCESS_TIME, 0);
2299         items.append(KFileItem(entry[i], m_testDir->url(), false, true));
2300     }
2301
2302     m_model->slotItemsAdded(m_testDir->url(), items);
2303     m_model->slotCompleted();
2304
2305     QCOMPARE(itemsInModel(),
2306              QStringList() << "a.txt"
2307                            << "b.txt"
2308                            << "c.txt");
2309
2310     // Add a filter.
2311     m_model->setNameFilter("a");
2312     QCOMPARE(itemsInModel(), QStringList() << "a.txt");
2313
2314     // Sort by "owner".
2315     m_model->setSortRole("owner");
2316
2317     // Clear the filter, and verify that the items are sorted correctly.
2318     m_model->setNameFilter(QString());
2319     QCOMPARE(itemsInModel(),
2320              QStringList() << "c.txt"
2321                            << "a.txt"
2322                            << "b.txt");
2323 }
2324
2325 void KFileItemModelTest::testRefreshFilteredItems()
2326 {
2327     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
2328
2329     m_testDir->createFiles({"a.txt", "b.txt", "c.jpg", "d.jpg"});
2330
2331     m_model->loadDirectory(m_testDir->url());
2332     QVERIFY(itemsInsertedSpy.wait());
2333     QCOMPARE(itemsInModel(),
2334              QStringList() << "a.txt"
2335                            << "b.txt"
2336                            << "c.jpg"
2337                            << "d.jpg");
2338
2339     const KFileItem fileItemC = m_model->fileItem(2);
2340
2341     // Show only the .txt files.
2342     m_model->setNameFilter(".txt");
2343     QCOMPARE(itemsInModel(),
2344              QStringList() << "a.txt"
2345                            << "b.txt");
2346
2347     // Rename one of the .jpg files.
2348     KFileItem fileItemE = fileItemC;
2349     QUrl urlE = fileItemE.url().adjusted(QUrl::RemoveFilename);
2350     urlE.setPath(urlE.path() + "/e.jpg");
2351     fileItemE.setUrl(urlE);
2352
2353     m_model->slotRefreshItems({qMakePair(fileItemC, fileItemE)});
2354
2355     // Show all files again, and verify that the model has updated the file name.
2356     m_model->setNameFilter(QString());
2357     QCOMPARE(itemsInModel(),
2358              QStringList() << "a.txt"
2359                            << "b.txt"
2360                            << "d.jpg"
2361                            << "e.jpg");
2362 }
2363
2364 void KFileItemModelTest::testCreateMimeData()
2365 {
2366     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
2367
2368     QSet<QByteArray> modelRoles = m_model->roles();
2369     modelRoles << "isExpanded"
2370                << "isExpandable"
2371                << "expandedParentsCount";
2372     m_model->setRoles(modelRoles);
2373
2374     m_testDir->createFile("a/1");
2375
2376     m_model->loadDirectory(m_testDir->url());
2377     QVERIFY(itemsInsertedSpy.wait());
2378     QCOMPARE(itemsInModel(), QStringList() << "a");
2379
2380     // Expand "a/".
2381     m_model->setExpanded(0, true);
2382     QVERIFY(itemsInsertedSpy.wait());
2383     QCOMPARE(itemsInModel(),
2384              QStringList() << "a"
2385                            << "1");
2386
2387     // Verify that creating the MIME data for a child of an expanded folder does
2388     // not cause a crash, see https://bugs.kde.org/show_bug.cgi?id=329119
2389     KItemSet selection;
2390     selection.insert(1);
2391     QMimeData *mimeData = m_model->createMimeData(selection);
2392     delete mimeData;
2393 }
2394
2395 void KFileItemModelTest::testCollapseFolderWhileLoading()
2396 {
2397     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
2398
2399     QSet<QByteArray> modelRoles = m_model->roles();
2400     modelRoles << "isExpanded"
2401                << "isExpandable"
2402                << "expandedParentsCount";
2403     m_model->setRoles(modelRoles);
2404
2405     m_testDir->createFile("a2/b/c1.txt");
2406
2407     m_model->loadDirectory(m_testDir->url());
2408     QVERIFY(itemsInsertedSpy.wait());
2409     QCOMPARE(itemsInModel(), QStringList() << "a2");
2410
2411     // Expand "a2/".
2412     m_model->setExpanded(0, true);
2413     QVERIFY(m_model->isExpanded(0));
2414     QVERIFY(itemsInsertedSpy.wait());
2415     QCOMPARE(itemsInModel(),
2416              QStringList() << "a2"
2417                            << "b");
2418
2419     // Expand "a2/b/".
2420     m_model->setExpanded(1, true);
2421     QVERIFY(m_model->isExpanded(1));
2422     QVERIFY(itemsInsertedSpy.wait());
2423     QCOMPARE(itemsInModel(),
2424              QStringList() << "a2"
2425                            << "b"
2426                            << "c1.txt");
2427
2428     // Simulate that a new item "c2.txt" appears, but that the dir lister's completed()
2429     // signal is not emitted yet.
2430     const KFileItem fileItemC1 = m_model->fileItem(2);
2431     KFileItem fileItemC2 = fileItemC1;
2432     QUrl urlC2 = fileItemC2.url();
2433     urlC2 = urlC2.adjusted(QUrl::RemoveFilename);
2434     urlC2.setPath(urlC2.path() + "c2.txt");
2435     fileItemC2.setUrl(urlC2);
2436
2437     const QUrl urlB = m_model->fileItem(1).url();
2438     m_model->slotItemsAdded(urlB, KFileItemList() << fileItemC2);
2439     QCOMPARE(itemsInModel(),
2440              QStringList() << "a2"
2441                            << "b"
2442                            << "c1.txt");
2443
2444     // Collapse "a2/". This should also remove all its (indirect) children from
2445     // the model and from the model's m_pendingItemsToInsert member.
2446     m_model->setExpanded(0, false);
2447     QCOMPARE(itemsInModel(), QStringList() << "a2");
2448
2449     // Simulate that the dir lister's completed() signal is emitted. If "c2.txt"
2450     // is still in m_pendingItemsToInsert, then we might get a crash, see
2451     // https://bugs.kde.org/show_bug.cgi?id=332102. Even if the crash is not
2452     // reproducible here, Valgrind will complain, and the item "c2.txt" will appear
2453     // without parent in the model.
2454     m_model->slotCompleted();
2455     QCOMPARE(itemsInModel(), QStringList() << "a2");
2456
2457     // Expand "a2/" again.
2458     m_model->setExpanded(0, true);
2459     QVERIFY(m_model->isExpanded(0));
2460     QVERIFY(itemsInsertedSpy.wait());
2461     QCOMPARE(itemsInModel(),
2462              QStringList() << "a2"
2463                            << "b");
2464
2465     // Now simulate that a new folder "a1/" is appears, but that the dir lister's
2466     // completed() signal is not emitted yet.
2467     const KFileItem fileItemA2 = m_model->fileItem(0);
2468     KFileItem fileItemA1 = fileItemA2;
2469     QUrl urlA1 = fileItemA1.url().adjusted(QUrl::RemoveFilename);
2470     urlA1.setPath(urlA1.path() + "a1");
2471     fileItemA1.setUrl(urlA1);
2472
2473     m_model->slotItemsAdded(m_model->directory(), KFileItemList() << fileItemA1);
2474     QCOMPARE(itemsInModel(),
2475              QStringList() << "a2"
2476                            << "b");
2477
2478     // Collapse "a2/". Note that this will cause "a1/" to be added to the model,
2479     // i.e., the index of "a2/" will change from 0 to 1. Check that this does not
2480     // confuse the code which collapses the folder.
2481     m_model->setExpanded(0, false);
2482     QCOMPARE(itemsInModel(),
2483              QStringList() << "a1"
2484                            << "a2");
2485     QVERIFY(!m_model->isExpanded(0));
2486     QVERIFY(!m_model->isExpanded(1));
2487 }
2488
2489 void KFileItemModelTest::testDeleteFileMoreThanOnce()
2490 {
2491     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
2492
2493     m_testDir->createFiles({"a.txt", "b.txt", "c.txt", "d.txt"});
2494
2495     m_model->loadDirectory(m_testDir->url());
2496     QVERIFY(itemsInsertedSpy.wait());
2497     QCOMPARE(itemsInModel(),
2498              QStringList() << "a.txt"
2499                            << "b.txt"
2500                            << "c.txt"
2501                            << "d.txt");
2502
2503     const KFileItem fileItemB = m_model->fileItem(1);
2504
2505     // Tell the model that a list of items has been deleted, where "b.txt" appears twice in the list.
2506     KFileItemList list;
2507     list << fileItemB << fileItemB;
2508     m_model->slotItemsDeleted(list);
2509
2510     QVERIFY(m_model->isConsistent());
2511     QCOMPARE(itemsInModel(),
2512              QStringList() << "a.txt"
2513                            << "c.txt"
2514                            << "d.txt");
2515 }
2516
2517 void KFileItemModelTest::testInsertAfterExpand()
2518 {
2519     m_model->m_dirLister->setAutoUpdate(true);
2520
2521     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
2522     QVERIFY(itemsInsertedSpy.isValid());
2523     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
2524     QVERIFY(itemsRemovedSpy.isValid());
2525     QSignalSpy loadingCompletedSpy(m_model, &KFileItemModel::directoryLoadingCompleted);
2526     QVERIFY(loadingCompletedSpy.isValid());
2527
2528     // Test expanding subfolders in a folder with the items "a/", "a/a/"
2529     QSet<QByteArray> originalModelRoles = m_model->roles();
2530     QSet<QByteArray> modelRoles = originalModelRoles;
2531     modelRoles << "isExpanded"
2532                << "isExpandable"
2533                << "expandedParentsCount";
2534     m_model->setRoles(modelRoles);
2535
2536     m_testDir->createFile("a/b/1");
2537
2538     m_model->loadDirectory(m_testDir->url());
2539     QVERIFY(itemsInsertedSpy.wait());
2540
2541     // So far, the model contains only "a/"
2542     QCOMPARE(m_model->count(), 1);
2543     QVERIFY(m_model->isExpandable(0));
2544     QVERIFY(!m_model->isExpanded(0));
2545     QVERIFY(m_model->expandedDirectories().empty());
2546
2547     QCOMPARE(itemsInsertedSpy.count(), 1);
2548     {
2549         KItemRangeList itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
2550         QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(0, 1)); // 1 new item "a/" with index 0
2551         QCOMPARE(m_model->expandedParentsCount(0), 0);
2552     }
2553     itemsInsertedSpy.clear();
2554
2555     // Expand the folder "a/" -> "a/b" become visible
2556     m_model->setExpanded(0, true);
2557     QVERIFY(m_model->isExpanded(0));
2558     QVERIFY(itemsInsertedSpy.wait());
2559     QCOMPARE(m_model->count(), 2); // 3 items: "a/", "a/a/"
2560     QCOMPARE(m_model->expandedDirectories(), QSet<QUrl>({QUrl::fromLocalFile(m_testDir->path() + "/a")}));
2561
2562     QCOMPARE(itemsInsertedSpy.count(), 1);
2563     {
2564         KItemRangeList itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
2565         QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(1, 1)); // 1 new item "a/b" with index 1
2566         QCOMPARE(m_model->expandedParentsCount(1), 1);
2567     }
2568     itemsInsertedSpy.clear();
2569
2570     // Expand "a/b" -> "a/b/1" becomes visible
2571     m_model->setExpanded(1, true);
2572     QVERIFY(itemsInsertedSpy.wait());
2573     QCOMPARE(m_model->expandedDirectories(), QSet({QUrl::fromLocalFile(m_testDir->path() + "/a"), QUrl::fromLocalFile(m_testDir->path() + "/a/b")}));
2574
2575     QCOMPARE(itemsInsertedSpy.count(), 1);
2576     {
2577         KItemRangeList itemRangeList = itemsInsertedSpy.takeFirst().at(0).value<KItemRangeList>();
2578         QCOMPARE(itemRangeList, KItemRangeList() << KItemRange(2, 1)); // 1 new item "a/b/1" with index 2
2579         QCOMPARE(m_model->expandedParentsCount(2), 2);
2580     }
2581     itemsInsertedSpy.clear();
2582
2583     // Collapse "a" whilst leaving "b" expanded
2584     m_model->setExpanded(0, false);
2585
2586     // Insert additional files into "a/b/"
2587     m_testDir->createFile("a/b/2");
2588
2589     QVERIFY(!itemsInsertedSpy.wait(5000));
2590
2591     QCOMPARE(itemsInModel(), {"a"});
2592
2593     m_model->setExpanded(0, true);
2594     ;
2595     QTRY_COMPARE(itemsInModel(), QStringList({"a", "b", "1", "2"}));
2596
2597     QCOMPARE(m_model->expandedParentsCount(0), 0); // a
2598     QCOMPARE(m_model->expandedParentsCount(1), 1); // a/b
2599     QCOMPARE(m_model->expandedParentsCount(2), 2); // a/b/1
2600     QCOMPARE(m_model->expandedParentsCount(3), 2); // a/b/2
2601 }
2602
2603 void KFileItemModelTest::testCurrentDirRemoved()
2604 {
2605     m_model->m_dirLister->setAutoUpdate(true);
2606     QSignalSpy currentDirectoryRemovedSpy(m_model, &KFileItemModel::currentDirectoryRemoved);
2607     QVERIFY(currentDirectoryRemovedSpy.isValid());
2608     QSignalSpy loadingCompletedSpy(m_model, &KFileItemModel::directoryLoadingCompleted);
2609     QVERIFY(loadingCompletedSpy.isValid());
2610     QSignalSpy dirListerClearSpy(m_model->m_dirLister, &KCoreDirLister::clear);
2611     QVERIFY(dirListerClearSpy.isValid());
2612
2613     m_testDir->createFiles({"dir/a.txt", "dir/b.txt"});
2614     m_model->loadDirectory(QUrl::fromLocalFile(m_testDir->path() + "/dir/"));
2615     QVERIFY(loadingCompletedSpy.wait());
2616     QCOMPARE(m_model->count(), 2);
2617     QVERIFY(m_model->isConsistent());
2618
2619     m_testDir->removeDir("dir");
2620     QVERIFY(currentDirectoryRemovedSpy.wait());
2621
2622     // dirLister calls clear
2623     QCOMPARE(dirListerClearSpy.count(), 2);
2624     QVERIFY(m_model->isConsistent());
2625     QVERIFY(m_model->m_itemData.isEmpty());
2626     QCOMPARE(m_model->count(), 0);
2627 }
2628
2629 QStringList KFileItemModelTest::itemsInModel() const
2630 {
2631     QStringList items;
2632     for (int i = 0; i < m_model->count(); i++) {
2633         items << m_model->fileItem(i).text();
2634     }
2635     return items;
2636 }
2637
2638 QTEST_MAIN(KFileItemModelTest)
2639
2640 #include "kfileitemmodeltest.moc"