113 lines
3.7 KiB
C++
113 lines
3.7 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
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#include <QFont>
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#include <QFontDatabase>
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#include <QString>
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#include <QtTest>
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#include <QCoreApplication>
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#include <QtQuick/private/qquickfontmetrics_p.h>
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#include <QFontMetricsF>
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class tst_QuickFontMetrics : public QObject
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{
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Q_OBJECT
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public:
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tst_QuickFontMetrics();
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private Q_SLOTS:
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void properties();
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void functions_data();
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void functions();
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};
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tst_QuickFontMetrics::tst_QuickFontMetrics()
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{
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}
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void tst_QuickFontMetrics::properties()
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{
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const QStringList families = QFontDatabase::families().mid(0, 10);
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QQuickFontMetrics metrics;
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for (const QString &family : families) {
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QFont font(family);
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QFontMetricsF expected(font);
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QSignalSpy spy(&metrics, SIGNAL(fontChanged(QFont)));
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metrics.setFont(font);
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QCOMPARE(spy.size(), 1);
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QCOMPARE(metrics.ascent(), expected.ascent());
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QCOMPARE(metrics.descent(), expected.descent());
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QCOMPARE(metrics.height(), expected.height());
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QCOMPARE(metrics.leading(), expected.leading());
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QCOMPARE(metrics.lineSpacing(), expected.lineSpacing());
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QCOMPARE(metrics.minimumLeftBearing(), expected.minLeftBearing());
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QCOMPARE(metrics.minimumRightBearing(), expected.minRightBearing());
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QCOMPARE(metrics.maximumCharacterWidth(), expected.maxWidth());
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QCOMPARE(metrics.xHeight(), expected.xHeight());
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QCOMPARE(metrics.averageCharacterWidth(), expected.averageCharWidth());
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QCOMPARE(metrics.underlinePosition(), expected.underlinePos());
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QCOMPARE(metrics.overlinePosition(), expected.overlinePos());
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QCOMPARE(metrics.strikeOutPosition(), expected.strikeOutPos());
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QCOMPARE(metrics.lineWidth(), expected.lineWidth());
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}
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}
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Q_DECLARE_METATYPE(Qt::TextElideMode)
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void tst_QuickFontMetrics::functions_data()
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{
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QTest::addColumn<QString>("text");
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QTest::addColumn<Qt::TextElideMode>("mode");
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QTest::addColumn<qreal>("width");
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QTest::addColumn<int>("flags");
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QStringList strings;
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strings << QString()
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<< QString::fromLatin1("")
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<< QString::fromLatin1("0")
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<< QString::fromLatin1("@@@@@@@")
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<< QString::fromLatin1("Hello");
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QVector<Qt::TextElideMode> elideModes;
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elideModes << Qt::ElideLeft << Qt::ElideMiddle << Qt::ElideRight << Qt::ElideNone;
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for (int stringIndex = 0; stringIndex < strings.size(); ++stringIndex) {
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const QString string = strings.at(stringIndex);
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for (int elideModeIndex = 0; elideModeIndex < elideModes.size(); ++elideModeIndex) {
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Qt::TextElideMode elideMode = static_cast<Qt::TextElideMode>(elideModes.at(elideModeIndex));
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for (qreal width = 0; width < 100; width += 20) {
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const QString tag = QString::fromLatin1("string=%1, mode=%2, width=%3").arg(string).arg(elideMode).arg(width);
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QTest::newRow(qPrintable(tag)) << QString() << elideMode << width << 0;
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}
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}
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}
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}
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void tst_QuickFontMetrics::functions()
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{
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QFETCH(QString, text);
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QFETCH(Qt::TextElideMode, mode);
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QFETCH(qreal, width);
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QFETCH(int, flags);
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QQuickFontMetrics metrics;
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QFontMetricsF expected = QFontMetricsF(QFont());
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QCOMPARE(metrics.elidedText(text, mode, width, flags), expected.elidedText(text, mode, width, flags));
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QCOMPARE(metrics.advanceWidth(text), expected.horizontalAdvance(text));
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QCOMPARE(metrics.boundingRect(text), expected.boundingRect(text));
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QCOMPARE(metrics.tightBoundingRect(text), expected.tightBoundingRect(text));
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}
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QTEST_MAIN(tst_QuickFontMetrics)
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#include "tst_quickfontmetrics.moc"
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