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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sal/types.h>
#include <cppunit/TestFixture.h>
#include <cppunit/plugin/TestPlugIn.h>
#include <cppunit/extensions/HelperMacros.h>
#include <Interface1.hpp>
namespace
{
using ::com::sun::star::uno::Type;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::RuntimeException;
using ::com::sun::star::uno::UNO_SET_THROW;
class Foo: public Interface1
{
public:
Foo()
:m_refCount(0)
{
}
Foo(const Foo&) = delete;
const Foo& operator=(const Foo&) = delete;
virtual Any SAL_CALL queryInterface(const Type & _type) override
{
if (_type == cppu::UnoType<XInterface>::get())
{
return css::uno::makeAny<css::uno::Reference<css::uno::XInterface>>(
this);
}
if (_type == cppu::UnoType<Interface1>::get())
{
return css::uno::makeAny<css::uno::Reference<Interface1>>(this);
}
return Any();
}
virtual void SAL_CALL acquire() throw () override
{
osl_atomic_increment( &m_refCount );
}
virtual void SAL_CALL release() throw () override
{
if ( 0 == osl_atomic_decrement( &m_refCount ) )
delete this;
}
protected:
virtual ~Foo()
{
}
private:
oslInterlockedCount m_refCount;
};
// Check that the up-casting Reference conversion constructor catches the
// intended cases:
struct Base1: public css::uno::XInterface {
virtual ~Base1() = delete;
static ::css::uno::Type const & static_type(void * = nullptr) // loplugin:refcounting
{ return ::cppu::UnoType<Base1>::get(); }
};
struct Base2: public Base1 {
virtual ~Base2() override = delete;
};
struct Base3: public Base1 { virtual ~Base3() override = delete; };
struct Derived: public Base2, public Base3 {
virtual ~Derived() override = delete;
};
// The special case using the conversion operator instead:
css::uno::Reference< css::uno::XInterface > testUpcast1(
css::uno::Reference< Derived > const & ref)
{
Base1::static_type(); // prevent loplugin:unreffun firing
return ref;
}
// The normal up-cast case:
css::uno::Reference< Base1 > testUpcast2(
css::uno::Reference< Base2 > const & ref)
{ return ref; }
// Commenting this in should cause a compiler error due to an ambiguous up-cast:
/*
css::uno::Reference< Base1 > testFailingUpcast3(
css::uno::Reference< Derived > const & ref)
{ return ref; }
*/
// Commenting this in should cause a compiler error due to a down-cast:
/*
css::uno::Reference< Base2 > testFailingUpcast4(
css::uno::Reference< Base1 > const & ref)
{ return ref; }
*/
// Commenting this in should cause a compiler error due to a down-cast:
/*
css::uno::Reference< Base1 > testFailingUpcast5(
css::uno::Reference< css::uno::XInterface > const & ref)
{ return ref; }
*/
class Test: public ::CppUnit::TestFixture
{
public:
void testUnoSetThrow();
void testUpcastCompilation();
CPPUNIT_TEST_SUITE(Test);
CPPUNIT_TEST(testUnoSetThrow);
CPPUNIT_TEST(testUpcastCompilation);
CPPUNIT_TEST_SUITE_END();
};
void Test::testUnoSetThrow()
{
Reference< Interface1 > xNull;
Reference< Interface1 > xFoo( new Foo );
// ctor taking Reference< interface_type >
bool bCaughtException = false;
try { Reference< Interface1 > x( xNull, UNO_SET_THROW ); } catch( const RuntimeException& ) { bCaughtException = true; }
CPPUNIT_ASSERT_EQUAL( true, bCaughtException );
bCaughtException = false;
try { Reference< Interface1 > x( xFoo, UNO_SET_THROW ); } catch( const RuntimeException& ) { bCaughtException = true; }
CPPUNIT_ASSERT_EQUAL( false, bCaughtException );
// ctor taking interface_type*
bCaughtException = false;
try { Reference< Interface1 > x( xNull.get(), UNO_SET_THROW ); } catch( const RuntimeException& ) { bCaughtException = true; }
CPPUNIT_ASSERT_EQUAL( true, bCaughtException );
bCaughtException = false;
try { Reference< Interface1 > x( xFoo.get(), UNO_SET_THROW ); } catch( const RuntimeException& ) { bCaughtException = true; }
CPPUNIT_ASSERT_EQUAL( false, bCaughtException );
Reference< Interface1 > x;
// "set" taking Reference< interface_type >
bCaughtException = false;
try { x.set( xNull, UNO_SET_THROW ); } catch( const RuntimeException& ) { bCaughtException = true; }
CPPUNIT_ASSERT_EQUAL( true, bCaughtException );
bCaughtException = false;
try { x.set( xFoo, UNO_SET_THROW ); } catch( const RuntimeException& ) { bCaughtException = true; }
CPPUNIT_ASSERT_EQUAL( false, bCaughtException );
// "set" taking interface_type*
bCaughtException = false;
try { x.set( xNull.get(), UNO_SET_THROW ); } catch( const RuntimeException& ) { bCaughtException = true; }
CPPUNIT_ASSERT_EQUAL( true, bCaughtException );
bCaughtException = false;
try { x.set( xFoo.get(), UNO_SET_THROW ); } catch( const RuntimeException& ) { bCaughtException = true; }
CPPUNIT_ASSERT_EQUAL( false, bCaughtException );
}
// Include a dummy test calling those functions, to avoid warnings about those
// functions being unused:
void Test::testUpcastCompilation()
{
testUpcast1(css::uno::Reference< Derived >());
testUpcast2(css::uno::Reference< Base2 >());
}
CPPUNIT_TEST_SUITE_REGISTRATION(Test);
} // namespace
CPPUNIT_PLUGIN_IMPLEMENT();
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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