X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/e03a687c92e1f5d4415bcf83c1fd4370fc518ffb..d0f0f1f2e2644e3738c03374d062dab9acc61eaf:/src/tests/kfileitemmodeltest.cpp

diff --git a/src/tests/kfileitemmodeltest.cpp b/src/tests/kfileitemmodeltest.cpp
index ff8dcd268..d224e1a2e 100644
--- a/src/tests/kfileitemmodeltest.cpp
+++ b/src/tests/kfileitemmodeltest.cpp
@@ -20,7 +20,6 @@
 
 #include <qtest_kde.h>
 
-#include <KDirLister>
 #include <kio/job.h>
 
 #include "kitemviews/kfileitemmodel.h"
@@ -77,6 +76,7 @@ private slots:
     void testExpandItems();
     void testExpandParentItems();
     void testMakeExpandedItemHidden();
+    void testRemoveFilteredExpandedItems();
     void testSorting();
     void testIndexForKeyboardSearch();
     void testNameFilter();
@@ -87,6 +87,14 @@ private slots:
     void removeParentOfHiddenItems();
     void testGeneralParentChildRelationships();
     void testNameRoleGroups();
+    void testNameRoleGroupsWithExpandedItems();
+    void testInconsistentModel();
+    void testChangeRolesForFilteredItems();
+    void testChangeSortRoleWhileFiltering();
+    void testRefreshFilteredItems();
+    void testCollapseFolderWhileLoading();
+    void testCreateMimeData();
+    void testDeleteFileMoreThanOnce();
 
 private:
     QStringList itemsInModel() const;
@@ -191,7 +199,7 @@ void KFileItemModelTest::testDirLoadingCompleted()
     QSignalSpy itemsInsertedSpy(m_model, SIGNAL(itemsInserted(KItemRangeList)));
     QSignalSpy itemsRemovedSpy(m_model, SIGNAL(itemsRemoved(KItemRangeList)));
 
-    m_testDir->createFiles(QStringList() << "a.txt" << "b.txt" << "c.txt");
+    m_testDir->createFiles({"a.txt", "b.txt", "c.txt"});
 
     m_model->loadDirectory(m_testDir->url());
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(directoryLoadingCompleted()), DefaultTimeout));
@@ -200,7 +208,7 @@ void KFileItemModelTest::testDirLoadingCompleted()
     QCOMPARE(itemsRemovedSpy.count(), 0);
     QCOMPARE(m_model->count(), 3);
 
-    m_testDir->createFiles(QStringList() << "d.txt" << "e.txt");
+    m_testDir->createFiles({"d.txt", "e.txt"});
     m_model->m_dirLister->updateDirectory(m_testDir->url());
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(directoryLoadingCompleted()), DefaultTimeout));
     QCOMPARE(loadingCompletedSpy.count(), 2);
@@ -396,11 +404,11 @@ void KFileItemModelTest::testResortAfterChangingName()
     // We rename d.txt back to a.txt using the dir lister's refreshItems() signal.
     const KFileItem fileItemD = m_model->fileItem(2);
     KFileItem fileItemA = fileItemD;
-    KUrl urlA = fileItemA.url();
-    urlA.setFileName("a.txt");
+    QUrl urlA = fileItemA.url().adjusted(QUrl::RemoveFilename);
+    urlA.setPath(urlA.path() + "a.txt");
     fileItemA.setUrl(urlA);
 
-    m_model->slotRefreshItems(QList<QPair<KFileItem, KFileItem> >() << qMakePair(fileItemD, fileItemA));
+    m_model->slotRefreshItems({qMakePair(fileItemD, fileItemA)});
 
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsMoved(KItemRange,QList<int>)), DefaultTimeout));
     QCOMPARE(itemsInModel(), QStringList() << "a.txt" << "b.txt" << "c.txt");
@@ -508,8 +516,10 @@ void KFileItemModelTest::testExpandItems()
     m_testDir->createFiles(files);
 
     // Store the URLs of all folders in a set.
-    QSet<KUrl> allFolders;
-    allFolders << KUrl(m_testDir->name() + 'a') << KUrl(m_testDir->name() + "a/a") << KUrl(m_testDir->name() + "a/a-1");
+    QSet<QUrl> allFolders;
+    allFolders << QUrl::fromLocalFile(m_testDir->name() + 'a')
+               << QUrl::fromLocalFile(m_testDir->name() + "a/a")
+               << QUrl::fromLocalFile(m_testDir->name() + "a/a-1");
 
     m_model->loadDirectory(m_testDir->url());
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
@@ -527,7 +537,7 @@ void KFileItemModelTest::testExpandItems()
     QVERIFY(m_model->isExpanded(0));
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
     QCOMPARE(m_model->count(), 3); // 3 items: "a/", "a/a/", "a/a-1/"
-    QCOMPARE(m_model->expandedDirectories(), QSet<KUrl>() << KUrl(m_testDir->name() + 'a'));
+    QCOMPARE(m_model->expandedDirectories(), QSet<QUrl>() << QUrl::fromLocalFile(m_testDir->name() + 'a'));
 
     QCOMPARE(spyInserted.count(), 1);
     KItemRangeList itemRangeList = spyInserted.takeFirst().at(0).value<KItemRangeList>();
@@ -543,7 +553,7 @@ void KFileItemModelTest::testExpandItems()
     QVERIFY(m_model->isExpanded(1));
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
     QCOMPARE(m_model->count(), 4);  // 4 items: "a/", "a/a/", "a/a/1", "a/a-1/"
-    QCOMPARE(m_model->expandedDirectories(), QSet<KUrl>() << KUrl(m_testDir->name() + 'a') << KUrl(m_testDir->name() + "a/a"));
+    QCOMPARE(m_model->expandedDirectories(), QSet<QUrl>() << QUrl::fromLocalFile(m_testDir->name() + 'a') << QUrl::fromLocalFile(m_testDir->name() + "a/a"));
 
     QCOMPARE(spyInserted.count(), 1);
     itemRangeList = spyInserted.takeFirst().at(0).value<KItemRangeList>();
@@ -572,7 +582,7 @@ void KFileItemModelTest::testExpandItems()
     m_model->setExpanded(0, false);
     QVERIFY(!m_model->isExpanded(0));
     QCOMPARE(m_model->count(), 1);
-    QVERIFY(!m_model->expandedDirectories().contains(KUrl(m_testDir->name() + 'a'))); // TODO: Make sure that child URLs are also removed
+    QVERIFY(!m_model->expandedDirectories().contains(QUrl::fromLocalFile(m_testDir->name() + 'a'))); // TODO: Make sure that child URLs are also removed
 
     QCOMPARE(spyRemoved.count(), 1);
     itemRangeList = spyRemoved.takeFirst().at(0).value<KItemRangeList>();
@@ -598,7 +608,7 @@ void KFileItemModelTest::testExpandItems()
 
     // Move to a sub folder, then call restoreExpandedFolders() *before* going back.
     // This is how DolphinView restores the expanded folders when navigating in history.
-    m_model->loadDirectory(KUrl(m_testDir->name() + "a/a/"));
+    m_model->loadDirectory(QUrl::fromLocalFile(m_testDir->name() + "a/a/"));
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(directoryLoadingCompleted()), DefaultTimeout));
     QCOMPARE(m_model->count(), 1);  // 1 item: "1"
     m_model->restoreExpandedDirectories(allFolders);
@@ -612,7 +622,7 @@ void KFileItemModelTest::testExpandItems()
     m_model->setRoles(originalModelRoles);
     QVERIFY(!m_model->isExpanded(0));
     QCOMPARE(m_model->count(), 1);
-    QVERIFY(!m_model->expandedDirectories().contains(KUrl(m_testDir->name() + 'a')));
+    QVERIFY(!m_model->expandedDirectories().contains(QUrl::fromLocalFile(m_testDir->name() + 'a')));
 
     QCOMPARE(spyRemoved.count(), 1);
     itemRangeList = spyRemoved.takeFirst().at(0).value<KItemRangeList>();
@@ -646,7 +656,7 @@ void KFileItemModelTest::testExpandParentItems()
     QVERIFY(m_model->expandedDirectories().empty());
 
     // Expand the parents of "a2/b2/c2".
-    m_model->expandParentDirectories(KUrl(m_testDir->name() + "a2/b2/c2"));
+    m_model->expandParentDirectories(QUrl::fromLocalFile(m_testDir->name() + "a2/b2/c2"));
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(directoryLoadingCompleted()), DefaultTimeout));
 
     // The model should now contain "a 1/", "a2/", "a2/b2/", and "a2/b2/c2/".
@@ -658,7 +668,7 @@ void KFileItemModelTest::testExpandParentItems()
     QVERIFY(!m_model->isExpanded(3));
 
     // Expand the parents of "a 1/b1".
-    m_model->expandParentDirectories(KUrl(m_testDir->name() + "a 1/b1"));
+    m_model->expandParentDirectories(QUrl::fromLocalFile(m_testDir->name() + "a 1/b1"));
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(directoryLoadingCompleted()), DefaultTimeout));
 
     // The model should now contain "a 1/", "a 1/b1/", "a2/", "a2/b2", and "a2/b2/c2/".
@@ -726,10 +736,10 @@ void KFileItemModelTest::testMakeExpandedItemHidden()
     QCOMPARE(m_model->count(), 6);
 
     // Rename "1a/2" and make it hidden.
-    const QString oldPath = m_model->fileItem(0).url().path() + "/2a";
-    const QString newPath = m_model->fileItem(0).url().path() + "/.2a";
+    const QUrl oldUrl = QUrl::fromLocalFile(m_model->fileItem(0).url().path() + "/2a");
+    const QUrl newUrl = QUrl::fromLocalFile(m_model->fileItem(0).url().path() + "/.2a");
 
-    KIO::SimpleJob* job = KIO::rename(oldPath, newPath, KIO::HideProgressInfo);
+    KIO::SimpleJob* job = KIO::rename(oldUrl, newUrl, KIO::HideProgressInfo);
     bool ok = job->exec();
     QVERIFY(ok);
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsRemoved(KItemRangeList)), DefaultTimeout));
@@ -743,6 +753,51 @@ void KFileItemModelTest::testMakeExpandedItemHidden()
 
 }
 
+void KFileItemModelTest::testRemoveFilteredExpandedItems()
+{
+    QSet<QByteArray> originalModelRoles = m_model->roles();
+    QSet<QByteArray> modelRoles = originalModelRoles;
+    modelRoles << "isExpanded" << "isExpandable" << "expandedParentsCount";
+    m_model->setRoles(modelRoles);
+
+    QStringList files;
+    files << "folder/child" << "file"; // missing folders are created automatically
+    m_testDir->createFiles(files);
+
+    m_model->loadDirectory(m_testDir->url());
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+
+    // So far, the model contains only "folder/" and "file".
+    QCOMPARE(m_model->count(), 2);
+    QVERIFY(m_model->isExpandable(0));
+    QVERIFY(!m_model->isExpandable(1));
+    QVERIFY(!m_model->isExpanded(0));
+    QVERIFY(!m_model->isExpanded(1));
+    QCOMPARE(itemsInModel(), QStringList() << "folder" << "file");
+
+    // Expand "folder" -> "folder/child" becomes visible.
+    m_model->setExpanded(0, true);
+    QVERIFY(m_model->isExpanded(0));
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "folder" << "child" << "file");
+
+    // Add a name filter.
+    m_model->setNameFilter("f");
+    QCOMPARE(itemsInModel(), QStringList() << "folder" << "file");
+
+    m_model->setNameFilter("fo");
+    QCOMPARE(itemsInModel(), QStringList() << "folder");
+
+    // Remove all expanded items by changing the roles
+    m_model->setRoles(originalModelRoles);
+    QVERIFY(!m_model->isExpanded(0));
+    QCOMPARE(itemsInModel(), QStringList() << "folder");
+
+    // Remove the name filter and verify that "folder/child" does not reappear.
+    m_model->setNameFilter(QString());
+    QCOMPARE(itemsInModel(), QStringList() << "folder" << "file");
+}
+
 void KFileItemModelTest::testSorting()
 {
     // Create some files with different sizes and modification times to check the different sorting options
@@ -769,11 +824,11 @@ void KFileItemModelTest::testSorting()
     m_model->loadDirectory(m_testDir->url());
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
 
-    int index = m_model->index(KUrl(m_testDir->url().url() + 'c'));
+    int index = m_model->index(QUrl(m_testDir->url().url() + 'c'));
     m_model->setExpanded(index, true);
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
 
-    index = m_model->index(KUrl(m_testDir->url().url() + "c/c-2"));
+    index = m_model->index(QUrl(m_testDir->url().url() + "c/c-2"));
     m_model->setExpanded(index, true);
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
 
@@ -968,10 +1023,10 @@ void KFileItemModelTest::testEmptyPath()
     roles.insert("expandedParentsCount");
     m_model->setRoles(roles);
 
-    const KUrl emptyUrl;
+    const QUrl emptyUrl;
     QVERIFY(emptyUrl.path().isEmpty());
 
-    const KUrl url("file:///test/");
+    const QUrl url("file:///test/");
 
     KFileItemList items;
     items << KFileItem(emptyUrl, QString(), KFileItem::Unknown) << KFileItem(url, QString(), KFileItem::Unknown);
@@ -1005,7 +1060,7 @@ void KFileItemModelTest::testRefreshExpandedItem()
     QSignalSpy spyItemsChanged(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)));
 
     const KFileItem item = m_model->fileItem(0);
-    m_model->slotRefreshItems(QList<QPair<KFileItem, KFileItem> >() << qMakePair(item, item));
+    m_model->slotRefreshItems({qMakePair(item, item)});
     QVERIFY(!spyItemsChanged.isEmpty());
 
     QCOMPARE(m_model->count(), 5); // "a/", "a/1", "a/2", "3", "4"
@@ -1022,7 +1077,7 @@ void KFileItemModelTest::testRemoveHiddenItems()
     m_testDir->createDir(".b");
     m_testDir->createDir("c");
     m_testDir->createDir("d");
-    m_testDir->createFiles(QStringList() << ".f" << ".g" << "h" << "i");
+    m_testDir->createFiles({".f", ".g", "h", "i"});
 
     QSignalSpy spyItemsInserted(m_model, SIGNAL(itemsInserted(KItemRangeList)));
     QSignalSpy spyItemsRemoved(m_model, SIGNAL(itemsRemoved(KItemRangeList)));
@@ -1198,28 +1253,28 @@ void KFileItemModelTest::testGeneralParentChildRelationships()
     QCOMPARE(itemsInModel(), QStringList() << "parent1" << "realChild1" << "realGrandChild1" << "parent2" << "realChild2" << "realGrandChild2");
 
     // Add some more children and grand-children.
-    const KUrl parent1 = m_model->fileItem(0).url();
-    const KUrl parent2 = m_model->fileItem(3).url();
-    const KUrl realChild1 = m_model->fileItem(1).url();
-    const KUrl realChild2 = m_model->fileItem(4).url();
+    const QUrl parent1 = m_model->fileItem(0).url();
+    const QUrl parent2 = m_model->fileItem(3).url();
+    const QUrl realChild1 = m_model->fileItem(1).url();
+    const QUrl realChild2 = m_model->fileItem(4).url();
 
-    m_model->slotItemsAdded(parent1, KFileItemList() << KFileItem(KUrl("child1"), QString(), KFileItem::Unknown));
+    m_model->slotItemsAdded(parent1, KFileItemList() << KFileItem(QUrl("child1"), QString(), KFileItem::Unknown));
     m_model->slotCompleted();
     QCOMPARE(itemsInModel(), QStringList() << "parent1" << "realChild1" << "realGrandChild1" << "child1" << "parent2" << "realChild2" << "realGrandChild2");
 
-    m_model->slotItemsAdded(parent2, KFileItemList() << KFileItem(KUrl("child2"), QString(), KFileItem::Unknown));
+    m_model->slotItemsAdded(parent2, KFileItemList() << KFileItem(QUrl("child2"), QString(), KFileItem::Unknown));
     m_model->slotCompleted();
     QCOMPARE(itemsInModel(), QStringList() << "parent1" << "realChild1" << "realGrandChild1" << "child1" << "parent2" << "realChild2" << "realGrandChild2" << "child2");
 
-    m_model->slotItemsAdded(realChild1, KFileItemList() << KFileItem(KUrl("grandChild1"), QString(), KFileItem::Unknown));
+    m_model->slotItemsAdded(realChild1, KFileItemList() << KFileItem(QUrl("grandChild1"), QString(), KFileItem::Unknown));
     m_model->slotCompleted();
     QCOMPARE(itemsInModel(), QStringList() << "parent1" << "realChild1" << "grandChild1" << "realGrandChild1" << "child1" << "parent2" << "realChild2" << "realGrandChild2" << "child2");
 
-    m_model->slotItemsAdded(realChild1, KFileItemList() << KFileItem(KUrl("grandChild1"), QString(), KFileItem::Unknown));
+    m_model->slotItemsAdded(realChild1, KFileItemList() << KFileItem(QUrl("grandChild1"), QString(), KFileItem::Unknown));
     m_model->slotCompleted();
     QCOMPARE(itemsInModel(), QStringList() << "parent1" << "realChild1" << "grandChild1" << "realGrandChild1" << "child1" << "parent2" << "realChild2" << "realGrandChild2" << "child2");
 
-    m_model->slotItemsAdded(realChild2, KFileItemList() << KFileItem(KUrl("grandChild2"), QString(), KFileItem::Unknown));
+    m_model->slotItemsAdded(realChild2, KFileItemList() << KFileItem(QUrl("grandChild2"), QString(), KFileItem::Unknown));
     m_model->slotCompleted();
     QCOMPARE(itemsInModel(), QStringList() << "parent1" << "realChild1" << "grandChild1" << "realGrandChild1" << "child1" << "parent2" << "realChild2" << "grandChild2" << "realGrandChild2" << "child2");
 
@@ -1302,11 +1357,11 @@ void KFileItemModelTest::testNameRoleGroups()
     // Change d.txt back to c.txt, but this time using the dir lister's refreshItems() signal.
     const KFileItem fileItemD = m_model->fileItem(2);
     KFileItem fileItemC = fileItemD;
-    KUrl urlC = fileItemC.url();
-    urlC.setFileName("c.txt");
+    QUrl urlC = fileItemC.url().adjusted(QUrl::RemoveFilename);
+    urlC.setPath(urlC.path() + "c.txt");
     fileItemC.setUrl(urlC);
 
-    m_model->slotRefreshItems(QList<QPair<KFileItem, KFileItem> >() << qMakePair(fileItemD, fileItemC));
+    m_model->slotRefreshItems({qMakePair(fileItemD, fileItemC)});
     QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(groupsChanged()), DefaultTimeout));
     QCOMPARE(itemsInModel(), QStringList() << "a.txt" << "b.txt" << "c.txt" << "e.txt");
 
@@ -1318,11 +1373,359 @@ void KFileItemModelTest::testNameRoleGroups()
     QCOMPARE(m_model->groups(), expectedGroups);
 }
 
+void KFileItemModelTest::testNameRoleGroupsWithExpandedItems()
+{
+    QSet<QByteArray> modelRoles = m_model->roles();
+    modelRoles << "isExpanded" << "isExpandable" << "expandedParentsCount";
+    m_model->setRoles(modelRoles);
+
+    QStringList files;
+    files << "a/b.txt" << "a/c.txt" << "d/e.txt" << "d/f.txt";
+
+    m_testDir->createFiles(files);
+
+    m_model->setGroupedSorting(true);
+    m_model->loadDirectory(m_testDir->url());
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a" << "d");
+
+    QList<QPair<int, QVariant> > expectedGroups;
+    expectedGroups << QPair<int, QVariant>(0, QLatin1String("A"));
+    expectedGroups << QPair<int, QVariant>(1, QLatin1String("D"));
+    QCOMPARE(m_model->groups(), expectedGroups);
+
+    // Verify that expanding "a" and "d" will not change the groups (except for the index of "D").
+    expectedGroups.clear();
+    expectedGroups << QPair<int, QVariant>(0, QLatin1String("A"));
+    expectedGroups << QPair<int, QVariant>(3, QLatin1String("D"));
+
+    m_model->setExpanded(0, true);
+    QVERIFY(m_model->isExpanded(0));
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a" << "b.txt" << "c.txt" << "d");
+    QCOMPARE(m_model->groups(), expectedGroups);
+
+    m_model->setExpanded(3, true);
+    QVERIFY(m_model->isExpanded(3));
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a" << "b.txt" << "c.txt" << "d" << "e.txt" << "f.txt");
+    QCOMPARE(m_model->groups(), expectedGroups);
+}
+
+void KFileItemModelTest::testInconsistentModel()
+{
+    QSet<QByteArray> modelRoles = m_model->roles();
+    modelRoles << "isExpanded" << "isExpandable" << "expandedParentsCount";
+    m_model->setRoles(modelRoles);
+
+    QStringList files;
+    files << "a/b/c1.txt" << "a/b/c2.txt";
+
+    m_testDir->createFiles(files);
+
+    m_model->loadDirectory(m_testDir->url());
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a");
+
+    // Expand "a/" and "a/b/".
+    m_model->setExpanded(0, true);
+    QVERIFY(m_model->isExpanded(0));
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a" << "b");
+
+    m_model->setExpanded(1, true);
+    QVERIFY(m_model->isExpanded(1));
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a" << "b" << "c1.txt" << "c2.txt");
+
+    // Add the files "c1.txt" and "c2.txt" to the model also as top-level items.
+    // Such a thing can in principle happen when performing a search, and there
+    // are files which
+    // (a) match the search string, and
+    // (b) are children of a folder that matches the search string and is expanded.
+    //
+    // Note that the first item in the list of added items must be new (i.e., not
+    // in the model yet). Otherwise, KFileItemModel::slotItemsAdded() will see that
+    // it receives items that are in the model already and ignore them.
+    QUrl url(m_model->directory().url() + "/a2");
+    KFileItem newItem(KFileItem::Unknown, KFileItem::Unknown, url);
+
+    KFileItemList items;
+    items << newItem << m_model->fileItem(2) << m_model->fileItem(3);
+    m_model->slotItemsAdded(m_model->directory(), items);
+    m_model->slotCompleted();
+    QCOMPARE(itemsInModel(), QStringList() << "a" << "b" << "c1.txt" << "c2.txt" << "a2" << "c1.txt" << "c2.txt");
+
+    m_model->setExpanded(0, false);
+
+    // Test that the right items have been removed, see
+    // https://bugs.kde.org/show_bug.cgi?id=324371
+    QCOMPARE(itemsInModel(), QStringList() << "a" << "a2" << "c1.txt" << "c2.txt");
+
+    // Test that resorting does not cause a crash, see
+    // https://bugs.kde.org/show_bug.cgi?id=325359
+    // The crash is not 100% reproducible, but Valgrind will report an invalid memory access.
+    m_model->resortAllItems();
+
+}
+
+void KFileItemModelTest::testChangeRolesForFilteredItems()
+{
+    QSet<QByteArray> modelRoles = m_model->roles();
+    modelRoles << "owner";
+    m_model->setRoles(modelRoles);
+
+    QStringList files;
+    files << "a.txt" << "aa.txt" << "aaa.txt";
+    m_testDir->createFiles(files);
+
+    m_model->loadDirectory(m_testDir->url());
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a.txt" << "aa.txt" << "aaa.txt");
+
+    for (int index = 0; index < m_model->count(); ++index) {
+        // All items should have the "text" and "owner" roles, but not "group".
+        QVERIFY(m_model->data(index).contains("text"));
+        QVERIFY(m_model->data(index).contains("owner"));
+        QVERIFY(!m_model->data(index).contains("group"));
+    }
+
+    // Add a filter, such that only "aaa.txt" remains in the model.
+    m_model->setNameFilter("aaa");
+    QCOMPARE(itemsInModel(), QStringList() << "aaa.txt");
+
+    // Add the "group" role.
+    modelRoles << "group";
+    m_model->setRoles(modelRoles);
+
+    // Modify the filter, such that "aa.txt" reappears, and verify that all items have the expected roles.
+    m_model->setNameFilter("aa");
+    QCOMPARE(itemsInModel(), QStringList() << "aa.txt" << "aaa.txt");
+
+    for (int index = 0; index < m_model->count(); ++index) {
+        // All items should have the "text", "owner", and "group" roles.
+        QVERIFY(m_model->data(index).contains("text"));
+        QVERIFY(m_model->data(index).contains("owner"));
+        QVERIFY(m_model->data(index).contains("group"));
+    }
+
+    // Remove the "owner" role.
+    modelRoles.remove("owner");
+    m_model->setRoles(modelRoles);
+
+    // Clear the filter, and verify that all items have the expected roles
+    m_model->setNameFilter(QString());
+    QCOMPARE(itemsInModel(), QStringList() << "a.txt" << "aa.txt" << "aaa.txt");
+
+    for (int index = 0; index < m_model->count(); ++index) {
+        // All items should have the "text" and "group" roles, but now "owner".
+        QVERIFY(m_model->data(index).contains("text"));
+        QVERIFY(!m_model->data(index).contains("owner"));
+        QVERIFY(m_model->data(index).contains("group"));
+    }
+}
+
+void KFileItemModelTest::testChangeSortRoleWhileFiltering()
+{
+    KFileItemList items;
+
+    KIO::UDSEntry entry;
+    entry.insert(KIO::UDSEntry::UDS_FILE_TYPE, 0100000);    // S_IFREG might not be defined on non-Unix platforms.
+    entry.insert(KIO::UDSEntry::UDS_ACCESS, 07777);
+    entry.insert(KIO::UDSEntry::UDS_SIZE, 0);
+    entry.insert(KIO::UDSEntry::UDS_MODIFICATION_TIME, 0);
+    entry.insert(KIO::UDSEntry::UDS_GROUP, "group");
+    entry.insert(KIO::UDSEntry::UDS_ACCESS_TIME, 0);
+
+    entry.insert(KIO::UDSEntry::UDS_NAME, "a.txt");
+    entry.insert(KIO::UDSEntry::UDS_USER, "user-b");
+    items.append(KFileItem(entry, m_testDir->url(), false, true));
+
+    entry.insert(KIO::UDSEntry::UDS_NAME, "b.txt");
+    entry.insert(KIO::UDSEntry::UDS_USER, "user-c");
+    items.append(KFileItem(entry, m_testDir->url(), false, true));
+
+    entry.insert(KIO::UDSEntry::UDS_NAME, "c.txt");
+    entry.insert(KIO::UDSEntry::UDS_USER, "user-a");
+    items.append(KFileItem(entry, m_testDir->url(), false, true));
+
+    m_model->slotItemsAdded(m_testDir->url(), items);
+    m_model->slotCompleted();
+
+    QCOMPARE(itemsInModel(), QStringList() << "a.txt" << "b.txt" << "c.txt");
+
+    // Add a filter.
+    m_model->setNameFilter("a");
+    QCOMPARE(itemsInModel(), QStringList() << "a.txt");
+
+    // Sort by "owner".
+    m_model->setSortRole("owner");
+
+    // Clear the filter, and verify that the items are sorted correctly.
+    m_model->setNameFilter(QString());
+    QCOMPARE(itemsInModel(), QStringList() << "c.txt" << "a.txt" << "b.txt");
+}
+
+void KFileItemModelTest::testRefreshFilteredItems()
+{
+    QStringList files;
+    files << "a.txt" << "b.txt" << "c.jpg" << "d.jpg";
+    m_testDir->createFiles(files);
+
+    m_model->loadDirectory(m_testDir->url());
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a.txt" << "b.txt" << "c.jpg" << "d.jpg");
+
+    const KFileItem fileItemC = m_model->fileItem(2);
+
+    // Show only the .txt files.
+    m_model->setNameFilter(".txt");
+    QCOMPARE(itemsInModel(), QStringList() << "a.txt" << "b.txt");
+
+    // Rename one of the .jpg files.
+    KFileItem fileItemE = fileItemC;
+    QUrl urlE = fileItemE.url().adjusted(QUrl::RemoveFilename);
+    urlE.setPath(urlE.path() + "e.jpg");
+    fileItemE.setUrl(urlE);
+
+    m_model->slotRefreshItems({qMakePair(fileItemC, fileItemE)});
+
+    // Show all files again, and verify that the model has updated the file name.
+    m_model->setNameFilter(QString());
+    QCOMPARE(itemsInModel(), QStringList() << "a.txt" << "b.txt" << "d.jpg" << "e.jpg");
+}
+
+void KFileItemModelTest::testCreateMimeData()
+{
+    QSet<QByteArray> modelRoles = m_model->roles();
+    modelRoles << "isExpanded" << "isExpandable" << "expandedParentsCount";
+    m_model->setRoles(modelRoles);
+
+    QStringList files;
+    files << "a/1";
+    m_testDir->createFiles(files);
+
+    m_model->loadDirectory(m_testDir->url());
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a");
+
+    // Expand "a/".
+    m_model->setExpanded(0, true);
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a" << "1");
+
+    // Verify that creating the MIME data for a child of an expanded folder does
+    // not cause a crash, see https://bugs.kde.org/show_bug.cgi?id=329119
+    KItemSet selection;
+    selection.insert(1);
+    QMimeData* mimeData = m_model->createMimeData(selection);
+    delete mimeData;
+}
+
+void KFileItemModelTest::testCollapseFolderWhileLoading()
+{
+    QSet<QByteArray> modelRoles = m_model->roles();
+    modelRoles << "isExpanded" << "isExpandable" << "expandedParentsCount";
+    m_model->setRoles(modelRoles);
+
+    QStringList files;
+    files << "a2/b/c1.txt";
+    m_testDir->createFiles(files);
+
+    m_model->loadDirectory(m_testDir->url());
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a2");
+
+    // Expand "a2/".
+    m_model->setExpanded(0, true);
+    QVERIFY(m_model->isExpanded(0));
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a2" << "b");
+
+    // Expand "a2/b/".
+    m_model->setExpanded(1, true);
+    QVERIFY(m_model->isExpanded(1));
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a2" << "b" << "c1.txt");
+
+    // Simulate that a new item "c2.txt" appears, but that the dir lister's completed()
+    // signal is not emitted yet.
+    const KFileItem fileItemC1 = m_model->fileItem(2);
+    KFileItem fileItemC2 = fileItemC1;
+    QUrl urlC2 = fileItemC2.url();
+    urlC2.adjusted(QUrl::RemoveFilename);
+    urlC2.setPath(urlC2.path() + "c2.txt");
+    fileItemC2.setUrl(urlC2);
+
+    const QUrl urlB = m_model->fileItem(1).url();
+    m_model->slotItemsAdded(urlB, KFileItemList() << fileItemC2);
+    QCOMPARE(itemsInModel(), QStringList() << "a2" << "b" << "c1.txt");
+
+    // Collapse "a2/". This should also remove all its (indirect) children from
+    // the model and from the model's m_pendingItemsToInsert member.
+    m_model->setExpanded(0, false);
+    QCOMPARE(itemsInModel(), QStringList() << "a2");
+
+    // Simulate that the dir lister's completed() signal is emitted. If "c2.txt"
+    // is still in m_pendingItemsToInsert, then we might get a crash, see
+    // https://bugs.kde.org/show_bug.cgi?id=332102. Even if the crash is not
+    // reproducible here, Valgrind will complain, and the item "c2.txt" will appear
+    // without parent in the model.
+    m_model->slotCompleted();
+    QCOMPARE(itemsInModel(), QStringList() << "a2");
+
+    // Expand "a2/" again.
+    m_model->setExpanded(0, true);
+    QVERIFY(m_model->isExpanded(0));
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a2" << "b");
+
+    // Now simulate that a new folder "a1/" is appears, but that the dir lister's
+    // completed() signal is not emitted yet.
+    const KFileItem fileItemA2 = m_model->fileItem(0);
+    KFileItem fileItemA1 = fileItemA2;
+    QUrl urlA1 = fileItemA1.url().adjusted(QUrl::RemoveFilename);
+    urlA1.setPath(urlA1.path() + "a1");
+    fileItemA1.setUrl(urlA1);
+
+    m_model->slotItemsAdded(m_model->directory(), KFileItemList() << fileItemA1);
+    QCOMPARE(itemsInModel(), QStringList() << "a2" << "b");
+
+    // Collapse "a2/". Note that this will cause "a1/" to be added to the model,
+    // i.e., the index of "a2/" will change from 0 to 1. Check that this does not
+    // confuse the code which collapses the folder.
+    m_model->setExpanded(0, false);
+    QCOMPARE(itemsInModel(), QStringList() << "a1" << "a2");
+    QVERIFY(!m_model->isExpanded(0));
+    QVERIFY(!m_model->isExpanded(1));
+}
+
+void KFileItemModelTest::testDeleteFileMoreThanOnce()
+{
+    QStringList files;
+    files << "a.txt" << "b.txt" << "c.txt" << "d.txt";
+    m_testDir->createFiles(files);
+
+    m_model->loadDirectory(m_testDir->url());
+    QVERIFY(QTest::kWaitForSignal(m_model, SIGNAL(itemsInserted(KItemRangeList)), DefaultTimeout));
+    QCOMPARE(itemsInModel(), QStringList() << "a.txt" << "b.txt" << "c.txt" << "d.txt");
+
+    const KFileItem fileItemB = m_model->fileItem(1);
+
+    // Tell the model that a list of items has been deleted, where "b.txt" appears twice in the list.
+    KFileItemList list;
+    list << fileItemB << fileItemB;
+    m_model->slotItemsDeleted(list);
+
+    QVERIFY(m_model->isConsistent());
+    QCOMPARE(itemsInModel(), QStringList() << "a.txt" << "c.txt" << "d.txt");
+}
+
 QStringList KFileItemModelTest::itemsInModel() const
 {
     QStringList items;
     for (int i = 0; i < m_model->count(); i++) {
-        items << m_model->data(i).value("text").toString();
+        items << m_model->fileItem(i).text();
     }
     return items;
 }