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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "testimplicitconversions.h"
#include "testutil.h"
#include <abstractmetaargument.h>
#include <abstractmetafunction.h>
#include <abstractmetalang.h>
#include <abstractmetatype.h>
#include <complextypeentry.h>
#include <QtTest/QTest>
void TestImplicitConversions::testWithPrivateCtors()
{
const char cppCode[] = "\
class B;\n\
class C;\n\
class A {\n\
A(const B&);\n\
public:\n\
A(const C&);\n\
};\n\
class B {};\n\
class C {};\n";
const char xmlCode[] = "\
<typesystem package='Foo'>\n\
<value-type name='A'/>\n\
<value-type name='B'/>\n\
<value-type name='C'/>\n\
</typesystem>\n";
QScopedPointer<AbstractMetaBuilder> builder(TestUtil::parse(cppCode, xmlCode));
QVERIFY(builder);
AbstractMetaClassList classes = builder->classes();
QCOMPARE(classes.size(), 3);
const auto classA = AbstractMetaClass::findClass(classes, "A");
const auto classC = AbstractMetaClass::findClass(classes, "C");
const auto implicitConvs = classA->implicitConversions();
QCOMPARE(implicitConvs.size(), 1);
QCOMPARE(implicitConvs.constFirst()->arguments().constFirst().type().typeEntry(),
classC->typeEntry());
}
void TestImplicitConversions::testWithModifiedVisibility()
{
const char cppCode[] = "\
class B;\n\
class A {\n\
public:\n\
A(const B&);\n\
};\n\
class B {};\n";
const char xmlCode[] = R"(
<typesystem package='Foo'>
<value-type name='A'>
<modify-function signature='A(const B&)' access='private'/>
</value-type>
<value-type name='B'/>
</typesystem>
)";
QScopedPointer<AbstractMetaBuilder> builder(TestUtil::parse(cppCode, xmlCode));
QVERIFY(builder);
AbstractMetaClassList classes = builder->classes();
QCOMPARE(classes.size(), 2);
const auto classA = AbstractMetaClass::findClass(classes, "A");
const auto classB = AbstractMetaClass::findClass(classes, "B");
const auto implicitConvs = classA->implicitConversions();
QCOMPARE(implicitConvs.size(), 1);
QCOMPARE(implicitConvs.constFirst()->arguments().constFirst().type().typeEntry(),
classB->typeEntry());
}
void TestImplicitConversions::testWithAddedCtor()
{
const char cppCode[] = "\
class B;\n\
class A {\n\
public:\n\
A(const B&);\n\
};\n\
class B {};\n\
class C {};\n";
const char xmlCode[] = "\
<typesystem package='Foo'>\n\
<custom-type name='TARGETLANGTYPE'/>\n\
<value-type name='A'>\n\
<add-function signature='A(const C&)'/>\n\
</value-type>\n\
<value-type name='B'>\n\
<add-function signature='B(TARGETLANGTYPE*)'/>\n\
</value-type>\n\
<value-type name='C'/>\n\
</typesystem>\n";
QScopedPointer<AbstractMetaBuilder> builder(TestUtil::parse(cppCode, xmlCode));
QVERIFY(builder);
AbstractMetaClassList classes = builder->classes();
QCOMPARE(classes.size(), 3);
const auto classA = AbstractMetaClass::findClass(classes, "A");
auto implicitConvs = classA->implicitConversions();
QCOMPARE(implicitConvs.size(), 2);
// Added constructors with custom types should never result in implicit converters.
const auto classB = AbstractMetaClass::findClass(classes, "B");
implicitConvs = classB->implicitConversions();
QCOMPARE(implicitConvs.size(), 0);
}
void TestImplicitConversions::testWithExternalConversionOperator()
{
const char cppCode[] = "\
class A {};\n\
struct B {\n\
operator A() const;\n\
};\n";
const char xmlCode[] = "\n\
<typesystem package='Foo'>\n\
<value-type name='A'/>\n\
<value-type name='B'/>\n\
</typesystem>\n";
QScopedPointer<AbstractMetaBuilder> builder(TestUtil::parse(cppCode, xmlCode));
QVERIFY(builder);
AbstractMetaClassList classes = builder->classes();
QCOMPARE(classes.size(), 2);
const auto classA = AbstractMetaClass::findClass(classes, "A");
const auto classB = AbstractMetaClass::findClass(classes, "B");
const auto implicitConvs = classA->implicitConversions();
QCOMPARE(implicitConvs.size(), 1);
const auto &externalConvOps = classA->externalConversionOperators();
QCOMPARE(externalConvOps.size(), 1);
AbstractMetaFunctionCPtr convOp;
for (const auto &func : classB->functions()) {
if (func->isConversionOperator())
convOp = func;
}
QVERIFY(convOp);
QCOMPARE(implicitConvs.constFirst(), convOp);
}
QTEST_APPLESS_MAIN(TestImplicitConversions)
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