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