qt 6.5.1 original

tests/auto/corelib/global/qnativeinterface/CMakeLists.txt

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+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+qt_internal_add_test(tst_qnativeinterface
+    SOURCES
+        tst_qnativeinterface.cpp
+    LIBRARIES
+        Qt::CorePrivate
+)

tests/auto/corelib/global/qnativeinterface/tst_qnativeinterface.cpp

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+// Copyright (C) 2021 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#include <QTest>
+
+#include <QtCore/qnativeinterface.h>
+#include <QtCore/private/qnativeinterface_p.h>
+
+class tst_QNativeInterface: public QObject
+{
+    Q_OBJECT
+private slots:
+    void typeInfo() const;
+    void resolve() const;
+    void accessor() const;
+
+    friend struct PublicClass;
+};
+
+struct InterfaceImplementation;
+
+struct PublicClass
+{
+    PublicClass();
+    QT_DECLARE_NATIVE_INTERFACE_ACCESSOR(PublicClass)
+    std::unique_ptr<InterfaceImplementation> m_implementation;
+
+    friend void tst_QNativeInterface::resolve() const;
+};
+
+QT_BEGIN_NAMESPACE
+namespace QNativeInterface {
+struct Interface
+{
+    QT_DECLARE_NATIVE_INTERFACE(Interface, 10, PublicClass)
+    virtual int foo() = 0;
+};
+
+struct OtherInterface
+{
+    QT_DECLARE_NATIVE_INTERFACE(OtherInterface, 10, PublicClass)
+};
+}
+
+QT_DEFINE_NATIVE_INTERFACE(Interface);
+QT_DEFINE_NATIVE_INTERFACE(OtherInterface);
+QT_END_NAMESPACE
+
+struct NotInterface {};
+
+struct AlmostInterface
+{
+    struct TypeInfo {
+        // Missing required members
+    };
+};
+
+using namespace QNativeInterface;
+
+struct InterfaceImplementation : public Interface
+{
+    int foo() override { return 123; }
+};
+
+PublicClass::PublicClass() : m_implementation(new InterfaceImplementation) {}
+
+void* PublicClass::resolveInterface(char const* name, int revision) const
+{
+    auto *implementation = m_implementation.get();
+    QT_NATIVE_INTERFACE_RETURN_IF(Interface, implementation);
+    QT_NATIVE_INTERFACE_RETURN_IF(OtherInterface, implementation);
+    return nullptr;
+}
+
+void tst_QNativeInterface::typeInfo() const
+{
+    using namespace QNativeInterface::Private;
+
+    QCOMPARE(TypeInfo<Interface>::haveTypeInfo, true);
+    QCOMPARE(TypeInfo<NotInterface>::haveTypeInfo, false);
+    QCOMPARE(TypeInfo<AlmostInterface>::haveTypeInfo, false);
+
+    QCOMPARE(TypeInfo<Interface>::isCompatibleWith<PublicClass>, true);
+    QCOMPARE(TypeInfo<Interface>::isCompatibleWith<QObject>, false);
+    QCOMPARE(TypeInfo<Interface>::isCompatibleWith<int>, false);
+
+    QCOMPARE(TypeInfo<Interface>::revision(), 10);
+    QCOMPARE(TypeInfo<Interface>::name(), "Interface");
+}
+
+void tst_QNativeInterface::resolve() const
+{
+    using namespace QNativeInterface::Private;
+
+    PublicClass foo;
+
+    QVERIFY(foo.resolveInterface("Interface", 10));
+
+    QTest::ignoreMessage(QtWarningMsg, "Native interface revision mismatch "
+                    "(requested 5 / available 10) for interface Interface");
+
+    QCOMPARE(foo.resolveInterface("Interface", 5), nullptr);
+    QCOMPARE(foo.resolveInterface("NotInterface", 10), nullptr);
+    QCOMPARE(foo.resolveInterface("OtherInterface", 10), nullptr);
+}
+
+void tst_QNativeInterface::accessor() const
+{
+    PublicClass foo;
+    QVERIFY(foo.nativeInterface<Interface>());
+    QCOMPARE(foo.nativeInterface<Interface>()->foo(), 123);
+}
+
+QTEST_MAIN(tst_QNativeInterface)
+#include "tst_qnativeinterface.moc"