Add a unit test for the basic selection-related functionality of

DolphinView. The main testing code is inside an abstract base
class. Three classes inherit this base class and do the actual testing
in one view mode each.

svn path=/trunk/KDE/kdebase/apps/; revision=1202157

1 files changed, 142 insertions, 0 deletions

diff --git a/src/tests/dolphinviewtest_allviewmodes.cpp b/src/tests/dolphinviewtest_allviewmodes.cpp
new file mode 100644
index 000000000..710ed9d65
--- /dev/null
+++ b/src/tests/dolphinviewtest_allviewmodes.cpp
@@ -0,0 +1,142 @@
+/***************************************************************************
+ *   Copyright (C) 2010 by Frank Reininghaus ([email protected])    *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
+ ***************************************************************************/
+
+#include "dolphinviewtest_allviewmodes.h"
+
+#include <qtest_kde.h>
+
+#include "testbase.h"
+
+#include "views/dolphinview.h"
+#include "views/dolphinmodel.h"
+#include "views/dolphindirlister.h"
+#include "views/dolphinsortfilterproxymodel.h"
+
+#include <qtestmouse.h>
+#include <qtestkeyboard.h>
+
+DolphinViewTest_AllViewModes::DolphinViewTest_AllViewModes() {
+    // Need to register KFileItemList for use with QSignalSpy
+    qRegisterMetaType<KFileItemList>("KFileItemList");
+}
+
+void DolphinViewTest_AllViewModes::init() {
+    m_view->setMode(mode());
+    QVERIFY(verifyCorrectViewMode());
+    m_view->resize(200, 300);
+    m_view->show();
+    QTest::qWaitForWindowShown(m_view);
+}
+
+void DolphinViewTest_AllViewModes::cleanup() {
+    m_view->hide();
+    cleanupTestDir();
+}
+
+/**
+ * testSelection() checks the basic selection funtionality of DolphinView, including:
+ *
+ * selectedItems()
+ * selectedItemsCount()
+ * selectAll()
+ * invertSelection()
+ * clearSelection()
+ * hasSelection()
+ *
+ * and the signal selectionChanged(const KFileItemList& selection)
+ */
+
+Q_DECLARE_METATYPE(KFileItemList)
+
+void DolphinViewTest_AllViewModes::testSelection() {
+    const int totalItems = 50;
+
+    for (int i = 0; i < totalItems; i++) {
+        createFile(QString("%1").arg(i));
+    }
+    reloadViewAndWait();
+
+    // Start with an empty selection
+    m_view->clearSelection();
+
+    QCOMPARE(m_view->selectedItems().count(), 0);
+    QCOMPARE(m_view->selectedItemsCount(), 0);
+    QVERIFY(!m_view->hasSelection());
+
+    // First some simple tests where either all or no items are selected
+    m_view->selectAll();
+    verifySelectedItemsCount(totalItems);
+
+    m_view->invertSelection();
+    verifySelectedItemsCount(0);
+
+    m_view->invertSelection();
+    verifySelectedItemsCount(totalItems);
+
+    m_view->clearSelection();
+    verifySelectedItemsCount(0);
+
+    // Now we select individual items using mouse clicks
+    QModelIndex index = itemView()->model()->index(2, 0);
+    itemView()->scrollTo(index);
+    QTest::mouseClick(itemView()->viewport(), Qt::LeftButton, Qt::ControlModifier, itemView()->visualRect(index).center());
+    verifySelectedItemsCount(1);
+
+    index = itemView()->model()->index(45, 0);
+    itemView()->scrollTo(index);
+    QTest::mouseClick(itemView()->viewport(), Qt::LeftButton, Qt::ControlModifier, itemView()->visualRect(index).center());
+    verifySelectedItemsCount(2);
+
+    index = itemView()->model()->index(48, 0);
+    itemView()->scrollTo(index);
+    QTest::mouseClick(itemView()->viewport(), Qt::LeftButton, Qt::ShiftModifier, itemView()->visualRect(index).center());
+    verifySelectedItemsCount(5);
+}
+
+/**
+ * verifySelectedItemsCount(int) waits until the DolphinView's selectionChanged(const KFileItemList&)
+ * signal is received and checks that the selection state of the view is as expected.
+ */
+
+void DolphinViewTest_AllViewModes::verifySelectedItemsCount(int itemsCount) const
+{
+    QSignalSpy spySelectionChanged(m_view, SIGNAL(selectionChanged(const KFileItemList&)));
+    QTest::kWaitForSignal(m_view, SIGNAL(selectionChanged(const KFileItemList&)));
+
+    QCOMPARE(m_view->selectedItems().count(), itemsCount);
+    QCOMPARE(m_view->selectedItemsCount(), itemsCount);
+    QCOMPARE(spySelectionChanged.count(), 1);
+    QCOMPARE(qvariant_cast<KFileItemList>(spySelectionChanged.at(0).at(0)).count(), itemsCount);
+    if (itemsCount != 0) {
+        QVERIFY(m_view->hasSelection());
+    }
+    else {
+        if (mode() == DolphinView::ColumnView &&
+            itemView()->selectionModel()->selectedIndexes().count() == 0 &&
+            itemView()->selectionModel()->hasSelection()) {
+            QEXPECT_FAIL("",
+                         "The selection model's hasSelection() method returns true, but there are no selected indexes. Needs to be investigated.",
+                         Continue);
+        }
+
+        QVERIFY(!m_view->hasSelection());
+    }
+}
+
+#include "dolphinviewtest_allviewmodes.moc"