src/tests/kfileitemlistviewtest.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2011 Peter Penz <peter.penz19@gmail.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #include "kitemviews/kfileitemlistview.h"
   8 #include "kitemviews/kfileitemmodel.h"
   9 #include "testdir.h"
  10
  11 #include <KDirLister>
  12
  13 #include <QGraphicsView>
  14 #include <QSignalSpy>
  15 #include <QStandardPaths>
  16 #include <QTest>
  17
  18 class KFileItemListViewTest : public QObject
  19 {
  20     Q_OBJECT
  21
  22 private Q_SLOTS:
  23     void initTestCase();
  24     void init();
  25     void cleanup();
  26     void testGroupedItemChanges();
  27
  28 private:
  29     KFileItemListView *m_listView;
  30     KFileItemModel *m_model;
  31     TestDir *m_testDir;
  32     QGraphicsView *m_graphicsView;
  33 };
  34
  35 void KFileItemListViewTest::initTestCase()
  36 {
  37     QStandardPaths::setTestModeEnabled(true);
  38 }
  39
  40 void KFileItemListViewTest::init()
  41 {
  42     qRegisterMetaType<KItemRangeList>("KItemRangeList");
  43     qRegisterMetaType<KFileItemList>("KFileItemList");
  44
  45     m_testDir = new TestDir();
  46     m_model = new KFileItemModel();
  47     m_model->m_dirLister->setAutoUpdate(false);
  48
  49     m_listView = new KFileItemListView();
  50     m_listView->onModelChanged(m_model, nullptr);
  51
  52     m_graphicsView = new QGraphicsView();
  53     m_graphicsView->show();
  54     QVERIFY(QTest::qWaitForWindowExposed(m_graphicsView));
  55 }
  56
  57 void KFileItemListViewTest::cleanup()
  58 {
  59     delete m_graphicsView;
  60     m_graphicsView = nullptr;
  61
  62     delete m_listView;
  63     m_listView = nullptr;
  64
  65     delete m_model;
  66     m_model = nullptr;
  67
  68     delete m_testDir;
  69     m_testDir = nullptr;
  70 }
  71
  72 /**
  73  * If grouping is enabled, the group headers must be updated
  74  * when items have been inserted or removed. This updating
  75  * may only be done after all multiple ranges have been inserted
  76  * or removed and not after each individual range (see description
  77  * in #ifndef QT_NO_DEBUG-block of KItemListView::slotItemsInserted()
  78  * and KItemListView::slotItemsRemoved()). This test inserts and
  79  * removes multiple ranges and will trigger the Q_ASSERT in the
  80  * ifndef QT_NO_DEBUG-block in case if a group-header will be updated
  81  * too early.
  82  */
  83 void KFileItemListViewTest::testGroupedItemChanges()
  84 {
  85     QSignalSpy itemsInsertedSpy(m_model, &KFileItemModel::itemsInserted);
  86     QVERIFY(itemsInsertedSpy.isValid());
  87     QSignalSpy itemsRemovedSpy(m_model, &KFileItemModel::itemsRemoved);
  88     QVERIFY(itemsRemovedSpy.isValid());
  89
  90     m_model->setGroupedSorting(true);
  91
  92     m_testDir->createFiles({"1", "3", "5"});
  93     m_model->loadDirectory(m_testDir->url());
  94     QVERIFY(itemsInsertedSpy.wait());
  95     QCOMPARE(m_model->count(), 3);
  96
  97     m_testDir->createFiles({"2", "4"});
  98     m_model->m_dirLister->updateDirectory(m_testDir->url());
  99     QVERIFY(itemsInsertedSpy.wait());
 100     QCOMPARE(m_model->count(), 5);
 101
 102     m_testDir->removeFiles({"1", "3", "5"});
 103     m_model->m_dirLister->updateDirectory(m_testDir->url());
 104     QVERIFY(itemsRemovedSpy.wait());
 105     QCOMPARE(m_model->count(), 2);
 106 }
 107
 108 QTEST_MAIN(KFileItemListViewTest)
 109
 110 #include "kfileitemlistviewtest.moc"