Add baseline test for text rendering
Data-driven test case that renders the HTML files into an 800x600 image for baseline comparison. Task-number: QTBUG-99148 Pick-to: 6.3 Change-Id: I9ccc0cd21a1e94ff68d23bb82b84e1da46d6335a Reviewed-by: Eirik Aavitsland <eirik.aavitsland@qt.io>
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@ -4,4 +4,5 @@ endif()
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if(TARGET Qt::Network AND TARGET Qt::Widgets)
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if(TARGET Qt::Network AND TARGET Qt::Widgets)
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add_subdirectory(widgets)
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add_subdirectory(widgets)
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add_subdirectory(stylesheet)
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add_subdirectory(stylesheet)
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add_subdirectory(text)
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endif()
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endif()
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tests/baseline/text/CMakeLists.txt
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tests/baseline/text/CMakeLists.txt
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list(APPEND test_data "./data")
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qt_internal_add_test(tst_baseline_text
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SOURCES
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../shared/baselineprotocol.cpp ../shared/baselineprotocol.h ../shared/lookup3.cpp
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../shared/qbaselinetest.cpp ../shared/qbaselinetest.h
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../shared/qwidgetbaselinetest.cpp ../shared/qwidgetbaselinetest.h
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tst_baseline_text.cpp
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INCLUDE_DIRECTORIES
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../shared
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PUBLIC_LIBRARIES
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Qt::Gui
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Qt::Widgets
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Qt::Network
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TESTDATA ${test_data}
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)
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0
tests/baseline/text/data/empty.html
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0
tests/baseline/text/data/empty.html
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tests/baseline/text/data/list_items_with_code.html
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tests/baseline/text/data/list_items_with_code.html
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<!-- QTBUG-99148 -->
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<h1>Header</h1>
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<ol>
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<li><p>Something (<code>this is code</code> something else)</p></li>
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<li><p>Maybe <code>this is code</code> or not?</p></li>
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<li><p><code>this is code</code> and it seems to break</p></li>
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<li><p>This has no code</p></li>
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</ol>
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122
tests/baseline/text/tst_baseline_text.cpp
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122
tests/baseline/text/tst_baseline_text.cpp
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/****************************************************************************
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**
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** Copyright (C) 2021 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <qbaselinetest.h>
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#include <qwidgetbaselinetest.h>
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#include <QtWidgets>
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class tst_Text : public QWidgetBaselineTest
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{
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Q_OBJECT
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public:
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tst_Text();
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void loadTestFiles();
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private slots:
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void tst_render_data();
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void tst_render();
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private:
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QDir htmlDir;
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};
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tst_Text::tst_Text()
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{
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QString baseDir = QFINDTESTDATA("data/empty.html");
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htmlDir = QDir(QFileInfo(baseDir).path());
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}
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void tst_Text::loadTestFiles()
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{
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QTest::addColumn<QString>("html");
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QStringList htmlFiles;
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// first add generic test files
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for (const auto &qssFile : htmlDir.entryList({QStringLiteral("*.html")}, QDir::Files | QDir::Readable))
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htmlFiles << htmlDir.absoluteFilePath(qssFile);
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// then test-function specific files
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const QString testFunction = QString(QTest::currentTestFunction()).remove("tst_").toLower();
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if (htmlDir.cd(testFunction)) {
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for (const auto &htmlFile : htmlDir.entryList({QStringLiteral("*.html")}, QDir::Files | QDir::Readable))
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htmlFiles << htmlDir.absoluteFilePath(htmlFile);
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htmlDir.cdUp();
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}
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for (const auto &htmlFile : htmlFiles) {
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QFileInfo fileInfo(htmlFile);
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QFile file(htmlFile);
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file.open(QFile::ReadOnly);
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QString html = QString::fromUtf8(file.readAll());
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QBaselineTest::newRow(fileInfo.baseName().toUtf8()) << html;
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}
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}
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void tst_Text::tst_render_data()
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{
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loadTestFiles();
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}
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void tst_Text::tst_render()
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{
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QFETCH(QString, html);
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QTextDocument textDocument;
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textDocument.setPageSize(QSizeF(800, 600));
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textDocument.setHtml(html);
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QImage image(800, 600, QImage::Format_ARGB32);
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image.fill(Qt::white);
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{
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QPainter painter(&image);
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QAbstractTextDocumentLayout::PaintContext context;
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context.palette.setColor(QPalette::Text, Qt::black);
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textDocument.documentLayout()->draw(&painter, context);
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}
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QBASELINE_TEST(image);
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}
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#define main _realmain
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QTEST_MAIN(tst_Text)
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#undef main
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int main(int argc, char *argv[])
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{
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qSetGlobalQHashSeed(0); // Avoid rendering variations caused by QHash randomization
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QBaselineTest::handleCmdLineArgs(&argc, &argv);
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return _realmain(argc, argv);
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}
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#include "tst_baseline_text.moc"
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