discover/autotests/PaginateModelTest.cpp

0001 /*
0002  *   SPDX-FileCopyrightText: 2015 Aleix Pol Gonzalez <aleixpol@blue-systems.com>
0003  *
0004  *   SPDX-License-Identifier: LGPL-2.0-or-later
0005  */
0006
0007 #include "../PaginateModel.h"
0008 #include <QAbstractItemModelTester>
0009 #include <QStringListModel>
0010 #include <QtTest>
0011
0012 void insertRow(QStringListModel *model, int row, const QString &appendString)
0013 {
0014     model->insertRow(row);
0015     model->setData(model->index(row, 0), appendString);
0016 }
0017 void appendRow(QStringListModel *model, const QString &appendString)
0018 {
0019     int count = model->rowCount();
0020     insertRow(model, count, appendString);
0021 }
0022
0023 class PaginateModelTest : public QObject
0024 {
0025     Q_OBJECT
0026 public:
0027     PaginateModelTest()
0028         : m_testModel(new QStringListModel)
0029     {
0030         for (int i = 0; i < 13; ++i) {
0031             appendRow(m_testModel, QStringLiteral("figui%1").arg(i));
0032         }
0033     }
0034
0035 private Q_SLOTS:
0036     void testPages()
0037     {
0038         PaginateModel pm;
0039         new QAbstractItemModelTester(&pm, &pm);
0040         pm.setSourceModel(m_testModel);
0041         pm.setPageSize(5);
0042         QCOMPARE(pm.pageCount(), 3);
0043         QCOMPARE(pm.rowCount(), 5);
0044         QCOMPARE(pm.firstItem(), 0);
0045         QCOMPARE(pm.currentPage(), 0);
0046         pm.nextPage();
0047         QCOMPARE(pm.rowCount(), 5);
0048         QCOMPARE(pm.currentPage(), 1);
0049         pm.nextPage();
0050         QCOMPARE(pm.rowCount(), 3);
0051         QCOMPARE(pm.currentPage(), 2);
0052
0053         pm.firstPage();
0054         QCOMPARE(pm.firstItem(), 0);
0055         pm.setFirstItem(0);
0056         QCOMPARE(pm.firstItem(), 0);
0057         QCOMPARE(pm.currentPage(), 0);
0058         pm.lastPage();
0059         QCOMPARE(pm.firstItem(), 10);
0060         QCOMPARE(pm.currentPage(), 2);
0061     }
0062
0063     void testPageSize()
0064     {
0065         PaginateModel pm;
0066         new QAbstractItemModelTester(&pm, &pm);
0067         pm.setSourceModel(m_testModel);
0068         pm.setPageSize(5);
0069         QCOMPARE(pm.pageCount(), 3);
0070         pm.setPageSize(10);
0071         QCOMPARE(pm.pageCount(), 2);
0072         pm.setPageSize(5);
0073         QCOMPARE(pm.pageCount(), 3);
0074     }
0075
0076     void testItemAdded()
0077     {
0078         PaginateModel pm;
0079 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
0080         new QAbstractItemModelTester(&pm, &pm);
0081 #endif
0082         pm.setSourceModel(m_testModel);
0083         pm.setPageSize(5);
0084         QCOMPARE(pm.pageCount(), 3);
0085         QSignalSpy spy(&pm, &QAbstractItemModel::rowsAboutToBeInserted);
0086         insertRow(m_testModel, 3, QStringLiteral("mwahahaha"));
0087         insertRow(m_testModel, 3, QStringLiteral("mwahahaha"));
0088         QCOMPARE(spy.count(), 0);
0089         appendRow(m_testModel, QStringLiteral("mwahahaha"));
0090
0091         pm.lastPage();
0092         for (int i = 0; i < 7; ++i)
0093             appendRow(m_testModel, QStringLiteral("mwahahaha%1").arg(i));
0094         QCOMPARE(spy.count(), 4);
0095         pm.firstPage();
0096
0097         for (int i = 0; i < 7; ++i)
0098             appendRow(m_testModel, QStringLiteral("faraway%1").arg(i));
0099         QCOMPARE(spy.count(), 4);
0100     }
0101
0102     void testItemAddBeginning()
0103     {
0104         QStringListModel smallerModel;
0105
0106         PaginateModel pm;
0107         new QAbstractItemModelTester(&pm, &pm);
0108         pm.setSourceModel(&smallerModel);
0109         pm.setPageSize(5);
0110         QCOMPARE(pm.pageCount(), 1);
0111         QCOMPARE(pm.rowCount(), 0);
0112         insertRow(&smallerModel, 0, QStringLiteral("just one"));
0113         QCOMPARE(pm.pageCount(), 1);
0114         QCOMPARE(pm.rowCount(), 1);
0115         smallerModel.removeRow(0);
0116         QCOMPARE(pm.pageCount(), 1);
0117         QCOMPARE(pm.rowCount(), 0);
0118     }
0119
0120     void testItemRemoved()
0121     {
0122         PaginateModel pm;
0123 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
0124         new QAbstractItemModelTester(&pm, &pm);
0125 #endif
0126         pm.setSourceModel(m_testModel);
0127         pm.setPageSize(5);
0128         QCOMPARE(pm.pageCount(), 5);
0129         QSignalSpy spy(&pm, &QAbstractItemModel::rowsAboutToBeRemoved);
0130         m_testModel->removeRow(3);
0131         QCOMPARE(spy.count(), 0);
0132         spy.clear();
0133
0134         pm.lastPage();
0135         m_testModel->removeRow(m_testModel->rowCount() - 1);
0136         QCOMPARE(spy.count(), 1);
0137     }
0138
0139     void testMove()
0140     {
0141         PaginateModel pm;
0142         new QAbstractItemModelTester(&pm, &pm);
0143         pm.setSourceModel(m_testModel);
0144         pm.setPageSize(5);
0145         m_testModel->moveRow({}, 0, {}, 3);
0146     }
0147
0148 private:
0149     QStringListModel *const m_testModel;
0150 };
0151
0152 QTEST_GUILESS_MAIN(PaginateModelTest)
0153
0154 #include "PaginateModelTest.moc"