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Avoid warnings about unused test functions

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Change-Id: I6b2a40c4b95555c4d8bf0d8674fce46accd49965
This commit is contained in:
Stephan Bergmann
2013-05-07 10:14:01 +02:00
parent 904b3d1fce
commit e67b072c8e
1 changed files with 49 additions and 43 deletions
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92
cppu/qa/test_reference.cxx
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@@ -89,14 +89,55 @@ private:
oslInterlockedCount m_refCount; oslInterlockedCount m_refCount;
}; };
// Check that the up-casting Reference conversion constructor catches the
// intended cases:
struct Base1: public css::uno::XInterface { virtual ~Base1() {} };
struct Base2: public Base1 { virtual ~Base2() {} };
struct Base3: public Base1 { virtual ~Base3() {} };
struct Derived: public Base2, public Base3 { virtual ~Derived() {} };
// The special case using the conversion operator instead:
css::uno::Reference< css::uno::XInterface > testUpcast1(
css::uno::Reference< Derived > const & ref)
{ 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 class Test: public ::CppUnit::TestFixture
{ {
public: public:
void testUnoSetThrow(); void testUnoSetThrow();
void testUpcastCompilation();
CPPUNIT_TEST_SUITE(Test); CPPUNIT_TEST_SUITE(Test);
CPPUNIT_TEST(testUnoSetThrow); CPPUNIT_TEST(testUnoSetThrow);
CPPUNIT_TEST(testUpcastCompilation);
CPPUNIT_TEST_SUITE_END(); CPPUNIT_TEST_SUITE_END();
}; };
@@ -143,53 +184,18 @@ void Test::testUnoSetThrow()
CPPUNIT_ASSERT_EQUAL( false, bCaughtException ); 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); CPPUNIT_TEST_SUITE_REGISTRATION(Test);
} // namespace } // namespace
CPPUNIT_PLUGIN_IMPLEMENT(); CPPUNIT_PLUGIN_IMPLEMENT();
// Check that the up-casting Reference conversion constructor catches the
// intended cases:
namespace {
struct Base1: public css::uno::XInterface { virtual ~Base1() {} };
struct Base2: public Base1 { virtual ~Base2() {} };
struct Base3: public Base1 { virtual ~Base3() {} };
struct Derived: public Base2, public Base3 { virtual ~Derived() {} };
}
// The special case using the conversion operator instead:
css::uno::Reference< css::uno::XInterface > testUpcast1(
css::uno::Reference< Derived > const & ref)
{ 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; }
*/
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ /* vim:set shiftwidth=4 softtabstop=4 expandtab: */