diff options
Diffstat (limited to 'tests/auto/corelib/kernel/qmetaobject/tst_qmetaobject.cpp')
| -rw-r--r-- | tests/auto/corelib/kernel/qmetaobject/tst_qmetaobject.cpp | 234 |
1 files changed, 223 insertions, 11 deletions
diff --git a/tests/auto/corelib/kernel/qmetaobject/tst_qmetaobject.cpp b/tests/auto/corelib/kernel/qmetaobject/tst_qmetaobject.cpp index bdcab06078..ee13c32353 100644 --- a/tests/auto/corelib/kernel/qmetaobject/tst_qmetaobject.cpp +++ b/tests/auto/corelib/kernel/qmetaobject/tst_qmetaobject.cpp @@ -1,5 +1,5 @@ // Copyright (C) 2016 The Qt Company Ltd. -// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only #include <QTest> #include <QSignalSpy> @@ -31,6 +31,8 @@ Q_DECLARE_METATYPE(const QMetaObject *) # define Q_NO_ARG #endif +using namespace Qt::StringLiterals; + struct MyStruct { int i; @@ -302,14 +304,16 @@ private slots: void invokeTypedefTypes(); void invokeException(); void invokeQueuedAutoRegister(); + void invokeFreeFunction(); + void invokeBind(); void qtMetaObjectInheritance(); void normalizedSignature_data(); void normalizedSignature(); void normalizedType_data(); void normalizedType(); void customPropertyType(); - void checkScope_data(); - void checkScope(); + void keysToValue_data(); + void keysToValue(); // Also keyToValue() void propertyNotify(); void propertyConstant(); void propertyFinal(); @@ -512,6 +516,8 @@ public slots: qlonglong *sl15(qlonglong *); MyForwardDeclaredType *sl16(MyForwardDeclaredType *); + void sl17(int *i) { *i = 242; } + void overloadedSlot(); void overloadedSlot(int, int); void overloadedSlot(int); @@ -863,7 +869,7 @@ void tst_QMetaObject::invokeMetaMemberNoMacros() QVERIFY(QMetaObject::invokeMethod(&obj, "sl1", t1)); QCOMPARE(obj.slotResult, QString("sl1:1")); - QVERIFY(QMetaObject::invokeMethod(&obj, "sl2", qAsConst(t1), t2)); + QVERIFY(QMetaObject::invokeMethod(&obj, "sl2", std::as_const(t1), t2)); QCOMPARE(obj.slotResult, QString("sl2:12")); QVERIFY(QMetaObject::invokeMethod(&obj, "sl3", t1, t2, t3)); @@ -1079,6 +1085,116 @@ void tst_QMetaObject::invokePointer() QCOMPARE(obj.slotResult, QString("sl1:1")); } QCOMPARE(countedStructObjectsCount, 0); + + // Invoking with parameters + QString result; + QVERIFY(QMetaObject::invokeMethod(&obj, &QtTestObject::sl1, qReturnArg(result), u"bubu"_s)); + QCOMPARE(obj.slotResult, u"sl1:bubu"); + QCOMPARE(result, u"yessir"); + + // without taking return value + QVERIFY(QMetaObject::invokeMethod(&obj, &QtTestObject::sl1, u"bubu"_s)); + QCOMPARE(obj.slotResult, u"sl1:bubu"); + + QVERIFY(QMetaObject::invokeMethod(&obj, &QtTestObject::sl1, Qt::DirectConnection, qReturnArg(result), + u"byebye"_s)); + QCOMPARE(obj.slotResult, u"sl1:byebye"); + QCOMPARE(result, u"yessir"); + + QVERIFY(QMetaObject::invokeMethod(&obj, qOverload<int, int>(&QtTestObject::overloadedSlot), 1, 2)); + QCOMPARE(obj.slotResult, u"overloadedSlot:1,2"); + + // non-const ref parameter + QString original = u"bubu"_s; + QString &ref = original; + QVERIFY(QMetaObject::invokeMethod(&obj, &QtTestObject::sl1, qReturnArg(result), ref)); + QCOMPARE(obj.slotResult, u"sl1:bubu"); + QCOMPARE(result, u"yessir"); + + struct R { + bool operator()(int) { return true; } + int operator()(char) { return 15; } + int operator()(QString = {}, int = {}, int = {}) { return 242; } + } r; + + // Test figuring out which operator() to call: + { + bool res = false; + QVERIFY(QMetaObject::invokeMethod(&obj, r, qReturnArg(res), 1)); + QCOMPARE(res, true); + } + { + int res; + QVERIFY(QMetaObject::invokeMethod(&obj, r, qReturnArg(res), 'c')); + QCOMPARE(res, 15); + } + { + int res; + QVERIFY(QMetaObject::invokeMethod(&obj, r, qReturnArg(res))); + QCOMPARE(res, 242); + res = 0; + QVERIFY(QMetaObject::invokeMethod(&obj, r, qReturnArg(res), u"bu"_s)); + QCOMPARE(res, 242); + res = 0; + QVERIFY(QMetaObject::invokeMethod(&obj, r, qReturnArg(res), u"bu"_s, 1)); + QCOMPARE(res, 242); + res = 0; + QVERIFY(QMetaObject::invokeMethod(&obj, r, qReturnArg(res), u"bu"_s, 1, 2)); + QCOMPARE(res, 242); + } + + { + auto lambda = [](const QString &s) { return s + s; }; + QVERIFY(QMetaObject::invokeMethod(&obj, lambda, qReturnArg(result), u"bu"_s)); + QCOMPARE(result, u"bubu"); + } + + { + auto lambda = [](const QString &s = u"bu"_s) { return s + s; }; + QVERIFY(QMetaObject::invokeMethod(&obj, lambda, qReturnArg(result))); + QCOMPARE(result, u"bubu"); + + QVERIFY(QMetaObject::invokeMethod(&obj, lambda, qReturnArg(result), u"bye"_s)); + QCOMPARE(result, u"byebye"); + } + + { + auto lambda = [](const QString &s, qint64 a, qint16 b, qint8 c) { + return s + QString::number(a) + QString::number(b) + QString::number(c); + }; + // Testing mismatching argument (int for qint64). The other arguments + // would static_assert for potential truncation if they were ints. + QVERIFY(QMetaObject::invokeMethod(&obj, lambda, qReturnArg(result), u"bu"_s, 1, qint16(2), qint8(3))); + QCOMPARE(result, u"bu123"); + } + { + // Testing deduction + auto lambda = [](const QString &s, auto a) { return s + a; }; + QVERIFY(QMetaObject::invokeMethod(&obj, lambda, qReturnArg(result), u"bu"_s, "bu"_L1)); + QCOMPARE(result, u"bubu"); + + auto variadic = [](const QString &s, auto... a) { return s + (QString::number(a) + ...); }; + QVERIFY(QMetaObject::invokeMethod(&obj, variadic, qReturnArg(result), u"bu"_s, 1, 2, 3, 4, 5, 6)); + QCOMPARE(result, u"bu123456"); + } + { + // Testing a functor returning void and accepting a pointer, + // this may trigger the pointer to be interpreted as the old void* + // return parameter. + bool invoked = false; + auto lambda = [&invoked](void *ptr) -> void { + Q_UNUSED(ptr); + invoked = true; + }; + int i = 242; + QVERIFY(QMetaObject::invokeMethod(&obj, lambda, &i)); + QVERIFY(invoked); + + // member fn + i = 0; + QVERIFY(QMetaObject::invokeMethod(&obj, &QtTestObject::sl17, &i)); + QCOMPARE(i, 242); + } } void tst_QMetaObject::invokeQueuedMetaMember() @@ -1343,6 +1459,12 @@ void tst_QMetaObject::invokeQueuedPointer() QCOMPARE(var, 0); } QCOMPARE(countedStructObjectsCount, 0); + + // Invoking with parameters + using namespace Qt::StringLiterals; + QVERIFY(QMetaObject::invokeMethod(&obj, &QtTestObject::sl1, Qt::QueuedConnection, u"bubu"_s)); + qApp->processEvents(QEventLoop::AllEvents); + QCOMPARE(obj.slotResult, u"sl1:bubu"); } // this test is duplicated below @@ -1762,6 +1884,18 @@ void tst_QMetaObject::invokeBlockingQueuedPointer() Qt::BlockingQueuedConnection)); QCOMPARE(obj.slotResult, QString("sl1:hehe")); } + + // Test with parameters + QString result; + QVERIFY(QMetaObject::invokeMethod(&obj, &QtTestObject::sl1, Qt::BlockingQueuedConnection, + qReturnArg(result), u"bubu"_s)); + QCOMPARE(result, u"yessir"); + QCOMPARE(obj.slotResult, u"sl1:bubu"); + + QVERIFY(QMetaObject::invokeMethod(&obj, &QtTestObject::sl2, Qt::BlockingQueuedConnection, + u"bubu"_s, u"baba"_s)); + QCOMPARE(obj.slotResult, u"sl2:bububaba"); + QVERIFY(QMetaObject::invokeMethod(&obj, [&](){obj.moveToThread(QThread::currentThread());}, Qt::BlockingQueuedConnection)); t.quit(); QVERIFY(t.wait()); @@ -1928,16 +2062,16 @@ void tst_QMetaObject::invokeTypedefTypes() QSignalSpy spy(&obj, &QtTestCustomObject::sig_custom); QVERIFY(spy.isValid()); - QCOMPARE(spy.count(), 0); + QCOMPARE(spy.size(), 0); CustomString arg("hello"); QVERIFY(QMetaObject::invokeMethod(&obj, "sig_custom", Q_ARG(CustomString, arg))); - QCOMPARE(spy.count(), 1); + QCOMPARE(spy.size(), 1); QCOMPARE(spy.at(0).size(), 1); QCOMPARE(spy.at(0).at(0), QVariant(arg)); spy.clear(); QVERIFY(QMetaObject::invokeMethod(&obj, "sig_custom", arg)); - QCOMPARE(spy.count(), 1); + QCOMPARE(spy.size(), 1); QCOMPARE(spy.at(0).size(), 1); QCOMPARE(spy.at(0).at(0), QVariant(arg)); } @@ -1997,6 +2131,49 @@ void tst_QMetaObject::invokeQueuedAutoRegister() QString("slotWithRegistrableArgument:myShared-myShared-myShared-myShared-00")); } +namespace FunctionTest { + static void function0() {} + static int functionNoExcept() noexcept + { + return 42; + } +} + +void tst_QMetaObject::invokeFreeFunction() +{ + using namespace FunctionTest; + QtTestObject obj; + QMetaObject::invokeMethod(&obj, function0); + int retInt = -1; + QMetaObject::invokeMethod(&obj, functionNoExcept, &retInt); + QCOMPARE(retInt, functionNoExcept()); +} + +void tst_QMetaObject::invokeBind() +{ + QtTestObject obj; + + struct { + int number; + QString string; + } results; + + const auto function = [&results](int number, const QString &string) -> bool { + results.number = number; + results.string = string; + return true; + }; + + const int number = 42; + const QString string("Test"); + const auto binding = std::bind(function, number, string); + bool ret = false; + QMetaObject::invokeMethod(&obj, binding, &ret); + QVERIFY(ret); + QCOMPARE(results.number, number); + QCOMPARE(results.string, string); +} + void tst_QMetaObject::normalizedSignature_data() { QTest::addColumn<QString>("signature"); @@ -2162,7 +2339,7 @@ void tst_QMetaObject::customPropertyType() QCOMPARE(prop.metaType().id(), QMetaType::QVariantList); } -void tst_QMetaObject::checkScope_data() +void tst_QMetaObject::keysToValue_data() { QTest::addColumn<QObject *>("object"); QTest::addColumn<QByteArray>("name"); @@ -2176,7 +2353,7 @@ void tst_QMetaObject::checkScope_data() } -void tst_QMetaObject::checkScope() +void tst_QMetaObject::keysToValue() { QFETCH(QObject *, object); QFETCH(QByteArray, name); @@ -2189,6 +2366,8 @@ void tst_QMetaObject::checkScope() QVERIFY(!me.isFlag()); QCOMPARE(QByteArray(me.scope()), QByteArray("MyNamespace::" + name)); QCOMPARE(me.keyToValue("MyNamespace::" + name + "::MyEnum2", &ok), 1); + // Fully qualified unscoped enumerator + QCOMPARE(me.keyToValue("MyNamespace::" + name + "::MyEnum::MyEnum2", &ok), 1); QCOMPARE(ok, true); QCOMPARE(me.keyToValue(name + "::MyEnum2", &ok), -1); QCOMPARE(ok, false); @@ -2218,6 +2397,9 @@ void tst_QMetaObject::checkScope() QCOMPARE(QByteArray(mf.scope()), QByteArray("MyNamespace::" + name)); QCOMPARE(mf.keysToValue("MyNamespace::" + name + "::MyFlag2", &ok), 2); QCOMPARE(ok, true); + // Fully qualified + QCOMPARE(mf.keysToValue("MyNamespace::" + name + "::MyFlag::MyFlag2", &ok), 2); + QCOMPARE(ok, true); QCOMPARE(mf.keysToValue(name + "::MyFlag2", &ok), -1); QCOMPARE(ok, false); QCOMPARE(mf.keysToValue("MyNamespace::MyFlag2", &ok), -1); @@ -2227,7 +2409,12 @@ void tst_QMetaObject::checkScope() QCOMPARE(mf.keysToValue("MyFlag", &ok), -1); QCOMPARE(ok, false); QCOMPARE(QLatin1String(mf.valueToKey(2)), QLatin1String("MyFlag2")); - QCOMPARE(mf.keysToValue("MyNamespace::" + name + "::MyFlag1|MyNamespace::" + name + "::MyFlag2", &ok), 3); + + const QByteArray prefix = "MyNamespace::" + name; + QCOMPARE(mf.keysToValue(prefix + "::MyFlag1|" + prefix + "::MyFlag2", &ok), 3); + QCOMPARE(ok, true); + // Fully qualified + QCOMPARE(mf.keysToValue(prefix + "::MyFlag::MyFlag1|" + prefix + "::MyFlag::MyFlag2", &ok), 3); QCOMPARE(ok, true); QCOMPARE(mf.keysToValue(name + "::MyFlag1|" + name + "::MyFlag2", &ok), -1); QCOMPARE(ok, false); @@ -2239,9 +2426,34 @@ void tst_QMetaObject::checkScope() QCOMPARE(ok, true); QCOMPARE(mf.keysToValue("MyFlag1|MyNamespace::" + name + "::MyFlag2", &ok), 3); QCOMPARE(ok, true); - QCOMPARE(mf.keysToValue("MyNamespace::" + name + "::MyFlag2|MyNamespace::" + name + "::MyFlag2", &ok), 2); + QCOMPARE(mf.keysToValue(prefix + "::MyFlag2|" + prefix + "::MyFlag2", &ok), 2); + QCOMPARE(ok, true); + // Fully qualified + QCOMPARE(mf.keysToValue(prefix + "::MyFlag::MyFlag2|" + prefix + "::MyFlag::MyFlag2", &ok), 2); QCOMPARE(ok, true); QCOMPARE(QLatin1String(mf.valueToKeys(3)), QLatin1String("MyFlag1|MyFlag2")); + + // Test flags with extra '|' + QTest::ignoreMessage(QtWarningMsg, + QRegularExpression(u"QMetaEnum::keysToValue: malformed keys string, ends with '|'.+"_s)); + QCOMPARE(mf.keysToValue("MyFlag1|MyFlag2|", &ok), -1); + QCOMPARE(ok, false); + + QTest::ignoreMessage(QtWarningMsg, + QRegularExpression(u"QMetaEnum::keysToValue: malformed keys string, starts with '|'.+"_s)); + QCOMPARE(mf.keysToValue("|MyFlag1|MyFlag2|", &ok), -1); + QCOMPARE(ok, false); + + QTest::ignoreMessage(QtWarningMsg, + QRegularExpression( + u"QMetaEnum::keysToValue: malformed keys string, has two consecutive '|'.+"_s)); + QCOMPARE(mf.keysToValue("MyFlag1||MyFlag2", &ok), -1); + QCOMPARE(ok, false); + + // Test empty string + QTest::ignoreMessage(QtWarningMsg, "QMetaEnum::keysToValue: empty keys string."); + QCOMPARE(mf.keysToValue("", &ok), -1); + QCOMPARE(ok, false); } void tst_QMetaObject::propertyNotify() |