src/tests/kstandarditemmodeltest.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2011 by Peter Penz <peter.penz19@gmail.com>             *
   3  *   Copyright (C) 2011 by Frank Reininghaus <frank78ac@googlemail.com>    *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  19  ***************************************************************************/
  20
  21 #include <qtest_kde.h>
  22
  23 #include "kitemviews/kstandarditem.h"
  24 #include "kitemviews/kstandarditemmodel.h"
  25
  26 class KStandardItemModelTest : public QObject
  27 {
  28     Q_OBJECT
  29
  30 private slots:
  31     void init();
  32     void cleanup();
  33
  34     void testNewItems();
  35     void testRemoveItems();
  36
  37 private:
  38     bool isModelConsistent() const;
  39
  40 private:
  41     KStandardItemModel* m_model;
  42 };
  43
  44 void KStandardItemModelTest::init()
  45 {
  46     m_model = new KStandardItemModel();
  47 }
  48
  49 void KStandardItemModelTest::cleanup()
  50 {
  51     delete m_model;
  52     m_model = 0;
  53 }
  54
  55 void KStandardItemModelTest::testNewItems()
  56 {
  57     m_model->insertItem(0, new KStandardItem("item 1"));
  58     m_model->insertItem(0, new KStandardItem("item 2"));
  59     m_model->insertItem(2, new KStandardItem("item 3"));
  60     m_model->appendItem(new KStandardItem("item 4"));
  61     m_model->insertItem(-1, new KStandardItem("invalid 1"));
  62     m_model->insertItem(5, new KStandardItem("invalid 2"));
  63     QCOMPARE(m_model->count(), 4);
  64     QCOMPARE(m_model->item(0)->text(), QString("item 2"));
  65     QCOMPARE(m_model->item(1)->text(), QString("item 1"));
  66     QCOMPARE(m_model->item(2)->text(), QString("item 3"));
  67     QCOMPARE(m_model->item(3)->text(), QString("item 4"));
  68
  69     QVERIFY(isModelConsistent());
  70 }
  71
  72 void KStandardItemModelTest::testRemoveItems()
  73 {
  74     for (int i = 1; i <= 10; ++i) {
  75         m_model->appendItem(new KStandardItem("item " + QString::number(i)));
  76     }
  77
  78     m_model->removeItem(0);
  79     m_model->removeItem(3);
  80     m_model->removeItem(5);
  81     m_model->removeItem(-1);
  82     QCOMPARE(m_model->count(), 7);
  83     QCOMPARE(m_model->item(0)->text(), QString("item 2"));
  84     QCOMPARE(m_model->item(1)->text(), QString("item 3"));
  85     QCOMPARE(m_model->item(2)->text(), QString("item 4"));
  86     QCOMPARE(m_model->item(3)->text(), QString("item 6"));
  87     QCOMPARE(m_model->item(4)->text(), QString("item 7"));
  88     QCOMPARE(m_model->item(5)->text(), QString("item 9"));
  89     QCOMPARE(m_model->item(6)->text(), QString("item 10"));
  90 }
  91
  92 bool KStandardItemModelTest::isModelConsistent() const
  93 {
  94     if (m_model->m_items.count() != m_model->m_indexesForItems.count()) {
  95         return false;
  96     }
  97
  98     for (int i = 0; i < m_model->count(); ++i) {
  99         const KStandardItem* item = m_model->item(i);
 100         if (!item) {
 101             qWarning() << "Item" << i << "is null";
 102             return false;
 103         }
 104
 105         const int itemIndex = m_model->index(item);
 106         if (itemIndex != i) {
 107             qWarning() << "Item" << i << "has a wrong index:" << itemIndex;
 108             return false;
 109         }
 110     }
 111
 112     return true;
 113 }
 114
 115 QTEST_KDEMAIN(KStandardItemModelTest, NoGUI)
 116
 117 #include "kstandarditemmodeltest.moc"