diff options
| author | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2017-01-23 10:31:16 +0100 |
|---|---|---|
| committer | Simon Hausmann <simon.hausmann@qt.io> | 2017-08-04 11:19:25 +0000 |
| commit | f2c6e10ad59c0660b772bff7715fb232cdbe394c (patch) | |
| tree | 59646dbc12f2ea11c89bcb6392b6bb78ba510dcc /tests/auto/corelib/kernel/qvariant/tst_qvariant.cpp | |
| parent | 341bfcd1eaa9116c143e3b7d3219ef04c7b8a0cb (diff) | |
QVariants of null pointers should be null
Changes the QVariant::isNull() implementation for
pointer types so they return true if null.
[ChangeLog][QVariant] QVariants containing pointers will now return
true on isNull() if the contained pointer is null.
Change-Id: I8aa0dab482403837073fb2f376a46126cc3bc6b2
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Diffstat (limited to 'tests/auto/corelib/kernel/qvariant/tst_qvariant.cpp')
| -rw-r--r-- | tests/auto/corelib/kernel/qvariant/tst_qvariant.cpp | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/tests/auto/corelib/kernel/qvariant/tst_qvariant.cpp b/tests/auto/corelib/kernel/qvariant/tst_qvariant.cpp index 906587248e..a5973276f2 100644 --- a/tests/auto/corelib/kernel/qvariant/tst_qvariant.cpp +++ b/tests/auto/corelib/kernel/qvariant/tst_qvariant.cpp @@ -371,6 +371,8 @@ void tst_QVariant::copy_constructor() QVERIFY(var8.isNull()); } +Q_DECLARE_METATYPE(int*) + void tst_QVariant::isNull() { QVariant var; @@ -413,6 +415,18 @@ void tst_QVariant::isNull() QVERIFY(var9.isNull()); var9 = QVariant::fromValue<QJsonValue>(QJsonValue(QJsonValue::Null)); QVERIFY(var9.isNull()); + + QVariant var10(QMetaType::VoidStar, nullptr); + QVERIFY(var10.isNull()); + var10 = QVariant::fromValue<void*>(nullptr); + QVERIFY(var10.isNull()); + + QVariant var11(QMetaType::QObjectStar, nullptr); + QVERIFY(var11.isNull()); + var11 = QVariant::fromValue<QObject*>(nullptr); + QVERIFY(var11.isNull()); + + QVERIFY(QVariant::fromValue<int*>(nullptr).isNull()); } void tst_QVariant::swap() @@ -2650,7 +2664,7 @@ void tst_QVariant::qvariant_cast_QObject_data() QTest::newRow("null QObject") << QVariant::fromValue<QObject*>(0) << true << true; QTest::newRow("null derived QObject") << QVariant::fromValue<CustomQObject*>(0) << true << true; QTest::newRow("null custom object") << QVariant::fromValue<CustomNonQObject*>(0) << false << true; - QTest::newRow("null int") << QVariant::fromValue<int>(0) << false << true; + QTest::newRow("zero int") << QVariant::fromValue<int>(0) << false << false; } void tst_QVariant::qvariant_cast_QObject() @@ -2668,12 +2682,14 @@ void tst_QVariant::qvariant_cast_QObject() QVERIFY(data.canConvert(QMetaType::QObjectStar)); QVERIFY(data.canConvert(::qMetaTypeId<QObject*>())); QCOMPARE(data.value<QObject*>() == 0, isNull); + QCOMPARE(data.isNull(), isNull); QVERIFY(data.convert(QMetaType::QObjectStar)); QCOMPARE(data.userType(), int(QMetaType::QObjectStar)); } else { QVERIFY(!data.canConvert<QObject*>()); QVERIFY(!data.canConvert(QMetaType::QObjectStar)); QVERIFY(!data.canConvert(::qMetaTypeId<QObject*>())); + QCOMPARE(data.isNull(), isNull); QVERIFY(!data.value<QObject*>()); QVERIFY(!data.convert(QMetaType::QObjectStar)); QVERIFY(data.userType() != QMetaType::QObjectStar); @@ -3752,7 +3768,7 @@ void tst_QVariant::moreCustomTypes() { int i = 5; PLAY_WITH_VARIANT((void *)(&i), false, QString(), 0, false); - PLAY_WITH_VARIANT((void *)(0), false, QString(), 0, false); + PLAY_WITH_VARIANT((void *)(0), true, QString(), 0, false); } { |