diff options
author | Giuseppe D'Angelo <giuseppe.dangelo@kdab.com> | 2017-08-24 17:54:04 +0200 |
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committer | Giuseppe D'Angelo <giuseppe.dangelo@kdab.com> | 2018-01-09 15:57:58 +0000 |
commit | b3e4be2d8b9debf217657436139da0152f6f8797 (patch) | |
tree | 31fd8886a1c069babcfe97529c4c8b0a219fb713 /src/testlib/qabstractitemmodeltester.h | |
parent | 2d260eada8608e727b6bdb567da74c08b07b004f (diff) |
Long live QAbstractItemModelTester!
AKA the model tester, living in QtTestLib now.
Underwent some significant refactoring from the original modeltester:
in particular, it will stop testing illegal indices.
[ChangeLog][QtTestLib] Added QAbstractItemModelTester, a class
to help testing item models.
Change-Id: I0e5efed7217330be11465ce3abb3590f3f2601a4
Reviewed-by: David Faure <david.faure@kdab.com>
Diffstat (limited to 'src/testlib/qabstractitemmodeltester.h')
-rw-r--r-- | src/testlib/qabstractitemmodeltester.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/testlib/qabstractitemmodeltester.h b/src/testlib/qabstractitemmodeltester.h new file mode 100644 index 0000000000..617e189817 --- /dev/null +++ b/src/testlib/qabstractitemmodeltester.h @@ -0,0 +1,131 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QABSTRACTITEMMODELTESTER_H +#define QABSTRACTITEMMODELTESTER_H + +#include <QtCore/QObject> +#include <QtTest/qtest_global.h> + +#ifdef QT_GUI_LIB +#include <QtGui/QFont> +#include <QtGui/QColor> +#include <QtGui/QBrush> +#include <QtGui/QPixmap> +#include <QtGui/QImage> +#include <QtGui/QIcon> +#endif + +QT_BEGIN_NAMESPACE + +class QAbstractItemModel; +class QAbstractItemModelTester; +class QAbstractItemModelTesterPrivate; + +namespace QTestPrivate { +inline bool testDataGuiRoles(QAbstractItemModelTester *tester); +} + +class Q_TESTLIB_EXPORT QAbstractItemModelTester : public QObject +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QAbstractItemModelTester) + +public: + enum class FailureReportingMode { + QtTest, + Warning, + Fatal + }; + + QAbstractItemModelTester(QAbstractItemModel *model, QObject *parent = nullptr); + QAbstractItemModelTester(QAbstractItemModel *model, FailureReportingMode mode, QObject *parent = nullptr); + + QAbstractItemModel *model() const; + FailureReportingMode failureReportingMode() const; + +private: + friend inline bool QTestPrivate::testDataGuiRoles(QAbstractItemModelTester *tester); + bool verify(bool statement, const char *statementStr, const char *description, const char *file, int line); +}; + +namespace QTestPrivate { +inline bool testDataGuiRoles(QAbstractItemModelTester *tester) +{ +#ifdef QT_GUI_LIB + +#define MODELTESTER_VERIFY(statement) \ +do { \ + if (!tester->verify(static_cast<bool>(statement), #statement, "", __FILE__, __LINE__)) \ + return false; \ +} while (false) + + const auto model = tester->model(); + Q_ASSERT(model); + + if (!model->hasChildren()) + return true; + + QVariant variant; + + variant = model->data(model->index(0, 0), Qt::DecorationRole); + if (variant.isValid()) { + MODELTESTER_VERIFY(variant.canConvert<QPixmap>() + || variant.canConvert<QImage>() + || variant.canConvert<QIcon>() + || variant.canConvert<QColor>() + || variant.canConvert<QBrush>()); + } + + // General Purpose roles that should return a QFont + variant = model->data(model->index(0, 0), Qt::FontRole); + if (variant.isValid()) + MODELTESTER_VERIFY(variant.canConvert<QFont>()); + + // General Purpose roles that should return a QColor or a QBrush + variant = model->data(model->index(0, 0), Qt::BackgroundColorRole); + if (variant.isValid()) + MODELTESTER_VERIFY(variant.canConvert<QColor>() || variant.canConvert<QBrush>()); + + variant = model->data(model->index(0, 0), Qt::TextColorRole); + if (variant.isValid()) + MODELTESTER_VERIFY(variant.canConvert<QColor>() || variant.canConvert<QBrush>()); + +#undef MODELTESTER_VERIFY + +#else + Q_UNUSED(tester); +#endif // QT_GUI_LIB + + return true; +} +} // namespaceQTestPrivate + +QT_END_NAMESPACE + +#endif // QABSTRACTITEMMODELTESTER_H |