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-rw-r--r--tests/auto/gui/text/qtextscriptengine/tst_qtextscriptengine.cpp287
1 files changed, 166 insertions, 121 deletions
diff --git a/tests/auto/gui/text/qtextscriptengine/tst_qtextscriptengine.cpp b/tests/auto/gui/text/qtextscriptengine/tst_qtextscriptengine.cpp
index 74802c3217..c4db669695 100644
--- a/tests/auto/gui/text/qtextscriptengine/tst_qtextscriptengine.cpp
+++ b/tests/auto/gui/text/qtextscriptengine/tst_qtextscriptengine.cpp
@@ -86,12 +86,13 @@ private slots:
void greek_data();
void greek();
- void controlInSyllable_qtbug14204();
- void combiningMarks_qtbug15675();
-
void mirroredChars_data();
void mirroredChars();
+ void controlInSyllable_qtbug14204();
+ void combiningMarks_qtbug15675_data();
+ void combiningMarks_qtbug15675();
+
void thaiIsolatedSaraAm();
void thaiWithZWJ();
void thaiMultipleVowels();
@@ -1051,87 +1052,18 @@ void tst_QTextScriptEngine::greek()
doShapingTests();
}
-void tst_QTextScriptEngine::controlInSyllable_qtbug14204()
-{
-#if 0 && defined(Q_OS_UNIX)
- // ### the test is incorrect -> disable for now
- QString s;
- s.append(QChar(0x0915));
- s.append(QChar(0x094d));
- s.append(QChar(0x200d));
- s.append(QChar(0x0915));
-
- QTextLayout layout(s);
- QTextEngine *e = layout.engine();
- e->itemize();
- e->shape(0);
-
- QCOMPARE(e->layoutData->items[0].num_glyphs, ushort(2));
- QVERIFY(e->layoutData->glyphLayout.advances[1].toInt() != 0);
-#endif
-}
-
-void tst_QTextScriptEngine::combiningMarks_qtbug15675()
-{
-#if defined(Q_OS_MAC)
- QString s;
- s.append(QChar(0x0061));
- s.append(QChar(0x0062));
- s.append(QChar(0x0300));
- s.append(QChar(0x0063));
-
- QFont font("Monaco");
- QTextLayout layout(s, font);
- QTextEngine *e = layout.engine();
- e->itemize();
- e->shape(0);
-
- QCOMPARE(e->layoutData->items[0].num_glyphs, ushort(4));
- QCOMPARE(e->layoutData->glyphLayout.advances[2].toInt(), 0);
-#else
- QFontDatabase db;
-
- if (!db.families().contains("DejaVu Sans Mono"))
- QSKIP("Required font (DejaVu Sans Mono) doesn't exist, skip test.");
-
- QString s;
- s.append(QChar(0x0062));
- s.append(QChar(0x0332));
- s.append(QChar(0x0063));
-
- QTextLayout layout(s, QFont("DejaVu Sans Mono"));
- QTextEngine *e = layout.engine();
- e->itemize();
- e->shape(0);
-
- QCOMPARE(e->layoutData->items[0].num_glyphs, ushort(3));
- QCOMPARE(e->layoutData->glyphLayout.advances[1].toInt(), 0);
-#endif
-}
-
void tst_QTextScriptEngine::mirroredChars_data()
{
- QTest::addColumn<int>("hintingPreference");
+ QTest::addColumn<QString>("s");
- QTest::newRow("Default hinting") << int(QFont::PreferDefaultHinting);
- QTest::newRow("No hinting") << int(QFont::PreferNoHinting);
- QTest::newRow("Vertical hinting") << int(QFont::PreferVerticalHinting);
- QTest::newRow("Full hinting") << int(QFont::PreferFullHinting);
+ QTest::newRow("()") << QStringLiteral("()");
+ QTest::newRow("[]") << QStringLiteral("[]");
+ QTest::newRow("{}") << QStringLiteral("{}");
}
void tst_QTextScriptEngine::mirroredChars()
{
-#if defined(Q_OS_MAC)
- QSKIP("Not supported on Mac");
-#endif
- QFETCH(int, hintingPreference);
-
- QFont font;
- font.setHintingPreference(QFont::HintingPreference(hintingPreference));
-
- QString s;
- s.append(QLatin1Char('('));
- s.append(QLatin1Char(')'));
+ QFETCH(QString, s);
glyph_t leftParenthesis;
glyph_t rightParenthesis;
@@ -1144,10 +1076,12 @@ void tst_QTextScriptEngine::mirroredChars()
QTextEngine *e = layout.engine();
e->itemize();
+ QCOMPARE(e->layoutData->items.size(), 1);
+
e->shape(0);
QCOMPARE(e->layoutData->items[0].num_glyphs, ushort(2));
- const QGlyphLayout &glyphLayout = e->layoutData->glyphLayout;
+ const QGlyphLayout glyphLayout = e->shapedGlyphs(&e->layoutData->items[0]);
leftParenthesis = glyphLayout.glyphs[0];
rightParenthesis = glyphLayout.glyphs[1];
}
@@ -1158,61 +1092,170 @@ void tst_QTextScriptEngine::mirroredChars()
QTextEngine *e = layout.engine();
e->itemize();
+ QCOMPARE(e->layoutData->items.size(), 1);
+
e->shape(0);
QCOMPARE(e->layoutData->items[0].num_glyphs, ushort(2));
- const QGlyphLayout &glyphLayout = e->layoutData->glyphLayout;
+ const QGlyphLayout glyphLayout = e->shapedGlyphs(&e->layoutData->items[0]);
QCOMPARE(glyphLayout.glyphs[0], rightParenthesis);
QCOMPARE(glyphLayout.glyphs[1], leftParenthesis);
}
}
+void tst_QTextScriptEngine::controlInSyllable_qtbug14204()
+{
+ QFontDatabase db;
+ if (!db.families().contains(QStringLiteral("Aparajita")))
+ QSKIP("couldn't find 'Aparajita' font");
+
+ QFont font(QStringLiteral("Aparajita"));
+ font.setStyleStrategy(QFont::NoFontMerging);
+
+ QString s;
+ s.append(QChar(0x0915));
+ s.append(QChar(0x094d));
+ s.append(QChar(0x200d));
+ s.append(QChar(0x0915));
+
+ QTextLayout layout(s, font);
+ QTextEngine *e = layout.engine();
+ e->itemize();
+ QCOMPARE(e->layoutData->items.size(), 1);
+
+ QFontEngine *fe = e->fontEngine(e->layoutData->items[0]);
+ if (fe->type() == QFontEngine::Box)
+ QSKIP("OpenType support missing for script");
+ QCOMPARE(fe->fontDef.family, font.family());
+
+ e->shape(0);
+ QCOMPARE(e->layoutData->items[0].num_glyphs, ushort(2));
+
+ const ushort *log_clusters = e->logClusters(&e->layoutData->items[0]);
+ QCOMPARE(log_clusters[0], ushort(0));
+ QCOMPARE(log_clusters[1], ushort(0));
+ QCOMPARE(log_clusters[2], ushort(0));
+ QCOMPARE(log_clusters[3], ushort(0));
+}
+
+void tst_QTextScriptEngine::combiningMarks_qtbug15675_data()
+{
+ QTest::addColumn<QFont>("font");
+ QTest::addColumn<QString>("string");
+
+ bool hasTests = false;
+
+ QStringList families;
+ families << QStringLiteral("Monaco");
+ families << QStringLiteral("DejaVu Sans Mono");
+
+ foreach (const QString &family, families) {
+ QFont font(family);
+ font.setStyleStrategy(QFont::NoFontMerging);
+ if (QFontInfo(font).family() != family)
+ continue;
+
+ hasTests = true;
+
+ QString s(QStringLiteral("ab cd"));
+ for (ushort uc = 0x0300; uc < 0x0370; ++uc) {
+ s[2] = QChar(uc);
+ QByteArray testName = family.toLatin1() + ": ab<U+" + QByteArray::number(uc, 16).rightJustified(4, '0') + ">cd";
+ QTest::newRow(testName.constData()) << font << s;
+ }
+ }
+
+ if (!hasTests)
+ QSKIP("Couldn't find required fonts, skip test.");
+}
+
+void tst_QTextScriptEngine::combiningMarks_qtbug15675()
+{
+ QFETCH(QFont, font);
+ QFETCH(QString, string);
+
+ QTextLayout layout(string, font);
+ QTextEngine *e = layout.engine();
+ e->itemize();
+ QCOMPARE(e->layoutData->items.size(), 1);
+
+ QFontEngine *fe = e->fontEngine(e->layoutData->items[0]);
+ if (fe->type() == QFontEngine::Box)
+ QSKIP("OpenType support missing for script");
+ QCOMPARE(fe->fontDef.family, font.family());
+
+ e->shape(0);
+ const int diff = e->layoutData->items[0].num_glyphs - string.size();
+ QVERIFY(diff >= -1 && diff <= 1); // could compose or decompose exactly one character
+
+ const ushort *log_clusters = e->logClusters(&e->layoutData->items[0]);
+ QCOMPARE(log_clusters[0], ushort(0));
+ QCOMPARE(log_clusters[1], ushort(1));
+ QCOMPARE(log_clusters[2], ushort(1));
+ QCOMPARE(log_clusters[3], ushort(3 + diff));
+ QCOMPARE(log_clusters[4], ushort(4 + diff));
+
+ const QGlyphLayout glyphLayout = e->shapedGlyphs(&e->layoutData->items[0]);
+ for (int i = 0; i < glyphLayout.numGlyphs; ++i) {
+ if ((diff >= 0 && i == 2) || (diff > 0 && i == 2 + diff))
+ QCOMPARE(glyphLayout.advances[i].toInt(), 0);
+ else
+ QVERIFY(glyphLayout.advances[i].toInt() != 0);
+ }
+}
+
void tst_QTextScriptEngine::thaiIsolatedSaraAm()
{
- if (QFontDatabase().families(QFontDatabase::Any).contains("Waree")) {
- QString s;
- s.append(QChar(0x0e33));
+ QFontDatabase db;
+ if (!db.families().contains("Waree"))
+ QSKIP("couldn't find 'Waree' font");
- QTextLayout layout(s, QFont("Waree"));
- layout.setCacheEnabled(true);
- layout.beginLayout();
- layout.createLine();
- layout.endLayout();
+ QFont font(QStringLiteral("Waree"));
+ font.setStyleStrategy(QFont::NoFontMerging);
- QTextEngine *e = layout.engine();
- e->itemize();
- e->shape(0);
- QCOMPARE(e->layoutData->items[0].num_glyphs, ushort(3));
+ QString s;
+ s.append(QChar(0x0e33));
- unsigned short *logClusters = e->logClusters(&e->layoutData->items[0]);
- QCOMPARE(logClusters[0], ushort(0));
- } else
- QSKIP("Cannot find Waree.");
+ QTextLayout layout(s, font);
+ QTextEngine *e = layout.engine();
+ e->itemize();
+ QCOMPARE(e->layoutData->items.size(), 1);
+
+ QFontEngine *fe = e->fontEngine(e->layoutData->items[0]);
+ if (fe->type() == QFontEngine::Box)
+ QSKIP("OpenType support missing for script");
+ QCOMPARE(fe->fontDef.family, font.family());
+
+ e->shape(0);
+ QVERIFY(e->layoutData->items[0].num_glyphs > 0);
+
+ const ushort *log_clusters = e->logClusters(&e->layoutData->items[0]);
+ QCOMPARE(log_clusters[0], ushort(0));
}
void tst_QTextScriptEngine::thaiWithZWJ()
{
-#ifdef Q_OS_WIN
- QSKIP("This test currently fails on Windows - QTBUG-24565");
-#endif
+ QFontDatabase db;
+ if (!db.families().contains("Waree"))
+ QSKIP("couldn't find 'Waree' font");
+
+ QFont font(QStringLiteral("Waree"));
+ font.setStyleStrategy(QFont::NoFontMerging);
+
QString s(QString::fromUtf8("\xe0\xb8\xa3\xe2\x80\x8d\xe0\xb8\xa3\xe2\x80"
"\x8c\x2e\xe0\xb8\xa3\x2e\xe2\x80\x9c\xe0\xb8"
"\xa3\xe2\x80\xa6\xe0\xb8\xa3\xe2\x80\x9d\xe0"
"\xb8\xa3\xa0\xe0\xb8\xa3\xe6\x9c\xac\xe0\xb8\xa3")
+ QChar(0x0363)/*superscript 'a', for testing Inherited class*/);
- QTextLayout layout(s);
- layout.setCacheEnabled(true);
- layout.beginLayout();
- layout.createLine();
- layout.endLayout();
+ QTextLayout layout(s, font);
QTextEngine *e = layout.engine();
- e->width(0, s.length()); //force itemize and shape
-
- // A thai implementation could either remove the ZWJ and ZWNJ characters, or hide them.
- // The current implementation hides them, so we test for that.
- // But make sure that we don't hide anything else
+ e->itemize();
QCOMPARE(e->layoutData->items.size(), 11);
+
+ for (int item = 0; item < e->layoutData->items.size(); ++item)
+ e->shape(item);
+
QCOMPARE(e->layoutData->items[0].num_glyphs, ushort(7)); // Thai: The ZWJ and ZWNJ characters are inherited, so should be part of the thai script
QCOMPARE(e->layoutData->items[1].num_glyphs, ushort(1)); // Common: The smart quotes cannot be handled by thai, so should be a separate item
QCOMPARE(e->layoutData->items[2].num_glyphs, ushort(1)); // Thai: Thai character
@@ -1231,15 +1274,18 @@ void tst_QTextScriptEngine::thaiWithZWJ()
QCOMPARE(logClusters[i], ushort(i));
for (int i = 0; i < 10; i++)
QCOMPARE(logClusters[i+7], ushort(0));
-#ifdef Q_OS_MAC
- QEXPECT_FAIL("", "QTBUG-23064", Abort);
-#endif
QCOMPARE(logClusters[17], ushort(1));
- // The only characters that we should be hiding are the ZWJ and ZWNJ characters in position 1
- // and 3.
- for (int i = 0; i < 18; i++)
- QCOMPARE((bool)e->layoutData->glyphLayout.attributes[i].dontPrint, (i == 1 || i == 3));
+ // A thai implementation could either remove the ZWJ and ZWNJ characters, or hide them.
+ // The current implementation hides them, so we test for that.
+ // The only characters that we should be hiding are the ZWJ and ZWNJ characters in position 1 and 3.
+ const QGlyphLayout glyphLayout = e->layoutData->glyphLayout;
+ for (int i = 0; i < 18; i++) {
+ if (i == 1 || i == 3)
+ QCOMPARE(glyphLayout.advances[i].toInt(), 0);
+ else
+ QVERIFY(glyphLayout.advances[i].toInt() != 0);
+ }
}
void tst_QTextScriptEngine::thaiMultipleVowels()
@@ -1253,14 +1299,13 @@ void tst_QTextScriptEngine::thaiMultipleVowels()
for (int i = 0; i < 10; i++)
s += s; //Repeat the string to make it more likely to crash if we have a buffer overflow
- QTextLayout layout(s);
- layout.setCacheEnabled(true);
- layout.beginLayout();
- layout.createLine();
- layout.endLayout();
+ QTextLayout layout(s);
QTextEngine *e = layout.engine();
- e->width(0, s.length()); //force itemize and shape
+ e->itemize();
+
+ for (int item = 0; item < e->layoutData->items.size(); ++item)
+ e->shape(item);
// If we haven't crashed at this point, then the test has passed.
}