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-rw-r--r--tests/auto/gui/text/qfontmetrics/tst_qfontmetrics.cpp111
1 files changed, 72 insertions, 39 deletions
diff --git a/tests/auto/gui/text/qfontmetrics/tst_qfontmetrics.cpp b/tests/auto/gui/text/qfontmetrics/tst_qfontmetrics.cpp
index e1db231a20..9471c1d93f 100644
--- a/tests/auto/gui/text/qfontmetrics/tst_qfontmetrics.cpp
+++ b/tests/auto/gui/text/qfontmetrics/tst_qfontmetrics.cpp
@@ -1,33 +1,8 @@
-/****************************************************************************
-**
-** 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-
-#include <QtTest/QtTest>
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+
+#include <QTest>
#include <qfont.h>
#include <qfontmetrics.h>
#include <qfontdatabase.h>
@@ -43,6 +18,7 @@ private slots:
void same();
void metrics();
void boundingRect();
+ void boundingRect2();
void elidedText_data();
void elidedText();
void veryNarrowElidedText();
@@ -56,6 +32,10 @@ private slots:
void leadingBelowLine();
void elidedMetrics();
void zeroWidthMetrics();
+ void verticalMetrics_data();
+ void verticalMetrics();
+ void largeText_data();
+ void largeText(); // QTBUG-123339
};
void tst_QFontMetrics::same()
@@ -91,11 +71,10 @@ void tst_QFontMetrics::same()
void tst_QFontMetrics::metrics()
{
QFont font;
- QFontDatabase fdb;
// Query the QFontDatabase for a specific font, store the
// result in family, style and size.
- QStringList families = fdb.families();
+ QStringList families = QFontDatabase::families();
if (families.isEmpty())
return;
@@ -103,14 +82,14 @@ void tst_QFontMetrics::metrics()
for (f_it = families.begin(); f_it != f_end; ++f_it) {
const QString &family = *f_it;
- QStringList styles = fdb.styles(family);
+ QStringList styles = QFontDatabase::styles(family);
QStringList::ConstIterator s_it, s_end = styles.end();
for (s_it = styles.begin(); s_it != s_end; ++s_it) {
const QString &style = *s_it;
- if (fdb.isSmoothlyScalable(family, style)) {
+ if (QFontDatabase::isSmoothlyScalable(family, style)) {
// smoothly scalable font... don't need to load every pointsize
- font = fdb.font(family, style, 12);
+ font = QFontDatabase::font(family, style, 12);
QFontMetrics fontmetrics(font);
QCOMPARE(fontmetrics.ascent() + fontmetrics.descent(),
@@ -119,14 +98,14 @@ void tst_QFontMetrics::metrics()
QCOMPARE(fontmetrics.height() + fontmetrics.leading(),
fontmetrics.lineSpacing());
} else {
- QList<int> sizes = fdb.pointSizes(family, style);
+ QList<int> sizes = QFontDatabase::pointSizes(family, style);
QVERIFY(!sizes.isEmpty());
QList<int>::ConstIterator z_it, z_end = sizes.end();
for (z_it = sizes.begin(); z_it != z_end; ++z_it) {
const int size = *z_it;
// Initialize the font, and check if it is an exact match
- font = fdb.font(family, style, size);
+ font = QFontDatabase::font(family, style, size);
QFontMetrics fontmetrics(font);
QCOMPARE(fontmetrics.ascent() + fontmetrics.descent(),
@@ -150,6 +129,21 @@ void tst_QFontMetrics::boundingRect()
QVERIFY(r.top() < 0);
}
+void tst_QFontMetrics::boundingRect2()
+{
+ QFont f;
+ f.setPixelSize(16);
+ QFontMetricsF fm(f);
+ QString str("AVAVAVA vvvvvvvvvv fffffffff file");
+ QRectF br = fm.boundingRect(str);
+ QRectF tbr = fm.tightBoundingRect(str);
+ qreal advance = fm.horizontalAdvance(str);
+ // Bounding rect plus bearings should be similar to advance
+ qreal bearings = fm.leftBearing(QChar('A')) + fm.rightBearing(QChar('e'));
+ QVERIFY(qAbs(br.width() + bearings - advance) < fm.averageCharWidth()/2.0);
+ QVERIFY(qAbs(tbr.width() + bearings - advance) < fm.averageCharWidth()/2.0);
+}
+
void tst_QFontMetrics::elidedText_data()
{
QTest::addColumn<QFont>("font");
@@ -269,7 +263,7 @@ void tst_QFontMetrics::inFontUcs4()
glyphs.glyphs[0] = 0;
QVERIFY(engine->stringToCMap(string.constData(), string.size(),
&glyphs, &glyphs.numGlyphs,
- QFontEngine::GlyphIndicesOnly));
+ QFontEngine::GlyphIndicesOnly) > 0);
QCOMPARE(glyphs.numGlyphs, 1);
QCOMPARE(glyphs.glyphs[0], uint(1));
}
@@ -281,7 +275,7 @@ void tst_QFontMetrics::inFontUcs4()
glyphs.glyphs[0] = 0;
QVERIFY(engine->stringToCMap(string.constData(), string.size(),
&glyphs, &glyphs.numGlyphs,
- QFontEngine::GlyphIndicesOnly));
+ QFontEngine::GlyphIndicesOnly) >= 0);
QVERIFY(glyphs.glyphs[0] != 1);
}
}
@@ -375,6 +369,45 @@ void tst_QFontMetrics::zeroWidthMetrics()
QCOMPARE(fm.horizontalAdvance(string3), fm.horizontalAdvance(string4));
QCOMPARE(fm.boundingRect(string1).width(), fm.boundingRect(string2).width());
QCOMPARE(fm.boundingRect(string3).width(), fm.boundingRect(string4).width());
+ QCOMPARE(fm.tightBoundingRect(string1).width(), fm.tightBoundingRect(string2).width());
+ QCOMPARE(fm.tightBoundingRect(string3).width(), fm.tightBoundingRect(string4).width());
+}
+
+void tst_QFontMetrics::verticalMetrics_data()
+{
+ QTest::addColumn<QFont>("font");
+ QStringList families = QFontDatabase::families();
+ for (const QString &family : families) {
+ QFont font(family);
+ QTest::newRow(family.toUtf8()) << font;
+ }
+}
+
+void tst_QFontMetrics::verticalMetrics()
+{
+ QFETCH(QFont, font);
+ QFontMetrics fm(font);
+ QVERIFY(fm.ascent() != 0 || fm.descent() != 0);
+}
+
+void tst_QFontMetrics::largeText_data()
+{
+ QTest::addColumn<qsizetype>("size");
+ for (int i = 1; i < 20; ++i) {
+ qsizetype size = qsizetype(1) << i;
+ QByteArray rowText = QByteArray::number(size);
+ QTest::newRow(rowText.constData()) << size;
+ }
+}
+
+void tst_QFontMetrics::largeText()
+{
+ QFont font;
+ QFontMetrics fm(font);
+ QFETCH(qsizetype, size);
+ QString string(size, QLatin1Char('A'));
+ QRect boundingRect = fm.boundingRect(string);
+ QVERIFY(boundingRect.isValid());
}
QTEST_MAIN(tst_QFontMetrics)
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-02 22:07:38 +0000