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tst_QStringApiSymmetry: add checks for trimmed()

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All good (now).

Change-Id: I666773856a239826e646398a943e7df30bd81671
Reviewed-by: Anton Kudryavtsev <antkudr@mail.ru>
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
This commit is contained in:
Marc Mutz 2017-04-27 14:44:27 +02:00
parent 96edd0e440
commit 2a86c565e8
1 changed files with 68 additions and 0 deletions
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68
tests/auto/corelib/tools/qstringapisymmetry/tst_qstringapisymmetry.cpp
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@ -340,6 +340,18 @@ private Q_SLOTS:
void chop_QByteArray_data() { chop_data(); }
void chop_QByteArray() { chop_impl<QByteArray>(); }
private:
void trimmed_data();
template <typename String> void trimmed_impl();
private Q_SLOTS:
void trim_trimmed_QString_data() { trimmed_data(); }
void trim_trimmed_QString() { trimmed_impl<QString>(); }
void trim_trimmed_QStringRef_data() { trimmed_data(); }
void trim_trimmed_QStringRef() { trimmed_impl<QStringRef>(); }
void trim_trimmed_QByteArray_data() { trimmed_data(); }
void trim_trimmed_QByteArray() { trimmed_impl<QByteArray>(); }
//
// UTF-16-only checks:
//
@ -1005,6 +1017,62 @@ void tst_QStringApiSymmetry::chop_impl()
}
}
void tst_QStringApiSymmetry::trimmed_data()
{
QTest::addColumn<QString>("unicode");
QTest::addColumn<QStringRef>("result");
const auto latin1Whitespace = QLatin1String(" \r\n\t\f\v");
QTest::addRow("null") << QString() << QStringRef();
auto add = [latin1Whitespace](const QString &str) {
// run through all substrings of latin1Whitespace
for (int len = 0; len < latin1Whitespace.size(); ++len) {
for (int pos = 0; pos < latin1Whitespace.size() - len; ++pos) {
const QString unicode = latin1Whitespace.mid(pos, len) + str + latin1Whitespace.mid(pos, len);
const QScopedPointer<const char> escaped(QTest::toString(unicode));
QTest::addRow("%s", escaped.data()) << unicode << QStringRef(&str);
}
}
};
add(empty);
add(a);
add(ab);
}
template <typename String>
void tst_QStringApiSymmetry::trimmed_impl()
{
QFETCH(const QString, unicode);
QFETCH(const QStringRef, result);
const auto utf8 = unicode.toUtf8();
const auto l1s = unicode.toLatin1();
const auto l1 = QLatin1String(l1s);
const auto ref = unicode.isNull() ? QStringRef() : QStringRef(&unicode);
const auto s = make<String>(ref, l1, utf8);
QCOMPARE(s.isNull(), unicode.isNull());
{
const auto trimmed = s.trimmed();
QCOMPARE(trimmed, result);
QCOMPARE(trimmed.isNull(), result.isNull());
QCOMPARE(trimmed.isEmpty(), result.isEmpty());
}
{
const auto trimmed = detached(s).trimmed();
QCOMPARE(trimmed, result);
QCOMPARE(trimmed.isNull(), result.isNull());
QCOMPARE(trimmed.isEmpty(), result.isEmpty());
}
}
//
//
// UTF-16-only checks: