Improvements for selections, smooth scrolling, tooltips and info-panel

1 files changed, 172 insertions, 0 deletions

diff --git a/src/tests/kitemlistselectionmanagertest.cpp b/src/tests/kitemlistselectionmanagertest.cpp
new file mode 100644
index 000000000..6fdf01b84
--- /dev/null
+++ b/src/tests/kitemlistselectionmanagertest.cpp
@@ -0,0 +1,172 @@
+/***************************************************************************
+ *   Copyright (C) 2011 by Peter Penz <[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 <qtest_kde.h>
+
+#include "kitemviews/kitemmodelbase.h"
+#include "kitemviews/kitemlistselectionmanager.h"
+
+class DummyModel : public KItemModelBase
+{
+public:
+    DummyModel();
+    virtual int count() const;
+    virtual QHash<QByteArray, QVariant> data(int index) const;
+};
+
+DummyModel::DummyModel() :
+    KItemModelBase()
+{
+}
+
+int DummyModel::count() const
+{
+    return 100;
+}
+
+QHash<QByteArray, QVariant> DummyModel::data(int index) const
+{
+    Q_UNUSED(index);
+    return QHash<QByteArray, QVariant>();
+}
+
+
+
+class KItemListSelectionManagerTest : public QObject
+{
+    Q_OBJECT
+
+private slots:
+    void init();
+    void cleanup();
+
+    void testConstructor();
+
+    void testSetSelected_data();
+    void testSetSelected();
+    void testItemsInserted();
+    void testItemsRemoved();
+
+private:
+    KItemListSelectionManager* m_selectionManager;
+};
+
+void KItemListSelectionManagerTest::init()
+{
+    m_selectionManager = new KItemListSelectionManager();
+    m_selectionManager->setModel(new DummyModel());
+}
+
+void KItemListSelectionManagerTest::cleanup()
+{
+    delete m_selectionManager->model();
+    delete m_selectionManager;
+    m_selectionManager = 0;
+}
+
+void KItemListSelectionManagerTest::testConstructor()
+{
+    QVERIFY(!m_selectionManager->hasSelection());
+    QCOMPARE(m_selectionManager->selectedItems().count(), 0);
+    QCOMPARE(m_selectionManager->currentItem(), 0);
+    QCOMPARE(m_selectionManager->anchorItem(), -1);
+}
+
+void KItemListSelectionManagerTest::testSetSelected_data()
+{
+    QTest::addColumn<int>("index");
+    QTest::addColumn<int>("count");
+    QTest::addColumn<int>("expectedSelectionCount");
+
+    QTest::newRow("Select all") << 0 << 100 << 100;
+    QTest::newRow("Sub selection 15 items") << 20 << 15 << 15;
+    QTest::newRow("Sub selection 1 item") << 20 << 1 << 1;
+    QTest::newRow("Too small index") << -1 << 100 << 0;
+    QTest::newRow("Too large index") << 100 << 100 << 0;
+    QTest::newRow("Too large count") << 0 << 100000 << 100;
+    QTest::newRow("Too small count") << 0 << 0 << 0;
+}
+
+void KItemListSelectionManagerTest::testSetSelected()
+{
+    QFETCH(int, index);
+    QFETCH(int, count);
+    QFETCH(int, expectedSelectionCount);
+    m_selectionManager->setSelected(index, count);
+    QCOMPARE(m_selectionManager->selectedItems().count(), expectedSelectionCount);
+}
+
+void KItemListSelectionManagerTest::testItemsInserted()
+{
+    // Select items 10 to 12
+    m_selectionManager->setSelected(10, 3);
+    QSet<int> selectedItems = m_selectionManager->selectedItems();
+    QVERIFY(selectedItems.contains(10));
+    QVERIFY(selectedItems.contains(11));
+    QVERIFY(selectedItems.contains(12));
+
+    // Insert items 0 to 4 -> selection must be 15 to 17
+    m_selectionManager->itemsInserted(KItemRangeList() << KItemRange(0, 5));
+    selectedItems = m_selectionManager->selectedItems();
+    QVERIFY(selectedItems.contains(15));
+    QVERIFY(selectedItems.contains(16));
+    QVERIFY(selectedItems.contains(17));
+
+    // Insert 3 items between the selections
+    m_selectionManager->itemsInserted(KItemRangeList() <<
+                                      KItemRange(15, 1) <<
+                                      KItemRange(16, 1) <<
+                                      KItemRange(17, 1));
+    selectedItems = m_selectionManager->selectedItems();
+    QVERIFY(selectedItems.contains(16));
+    QVERIFY(selectedItems.contains(18));
+    QVERIFY(selectedItems.contains(20));
+}
+
+void KItemListSelectionManagerTest::testItemsRemoved()
+{
+    // Select items 10 to 15
+    m_selectionManager->setSelected(10, 6);
+    QSet<int> selectedItems = m_selectionManager->selectedItems();
+    for (int i = 10; i <= 15; ++i) {
+        QVERIFY(selectedItems.contains(i));
+    }
+
+    // Remove items 0 to 4 -> selection must be 5 to 10
+    m_selectionManager->itemsRemoved(KItemRangeList() << KItemRange(0, 5));
+    selectedItems = m_selectionManager->selectedItems();
+    for (int i = 5; i <= 10; ++i) {
+        QVERIFY(selectedItems.contains(i));
+    }
+
+    // Remove the items 6 , 8 and 10
+    m_selectionManager->itemsRemoved(KItemRangeList() <<
+                                     KItemRange(6, 1) <<
+                                     KItemRange(8, 1) <<
+                                     KItemRange(10, 1));
+    selectedItems = m_selectionManager->selectedItems();
+    QCOMPARE(selectedItems.count(), 3);
+    QVERIFY(selectedItems.contains(5));
+    QVERIFY(selectedItems.contains(6));
+    QVERIFY(selectedItems.contains(7));
+}
+
+QTEST_KDEMAIN(KItemListSelectionManagerTest, NoGUI)
+
+#include "kitemlistselectionmanagertest.moc"