catch2/include/internal/catch_test_registry.hpp

/*
 *  Created by Phil on 18/10/2010.
 *  Copyright 2010 Two Blue Cubes Ltd. All rights reserved.
 *
 *  Distributed under the Boost Software License, Version 1.0. (See accompanying
 *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 */
#ifndef TWOBLUECUBES_CATCH_TEST_REGISTRY_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_TEST_REGISTRY_HPP_INCLUDED

#include "catch_common.h"
#include "catch_interfaces_testcase.h"
#include "internal/catch_compiler_capabilities.h"

namespace Catch {
    
template<typename C>
class MethodTestCase : public SharedImpl<ITestCase> {

public:
    MethodTestCase( void (C::*method)() ) : m_method( method ) {}
    
    virtual void invoke() const {
        C obj;
        (obj.*m_method)();
    }
    
private:
    virtual ~MethodTestCase() {}

    void (C::*m_method)();
};

typedef void(*TestFunction)();

struct NameAndDesc {
    NameAndDesc( const char* _name = "", const char* _description= "" )
    : name( _name ), description( _description )
    {}

    const char* name;
    const char* description;
};

struct AutoReg {

    AutoReg(    TestFunction function,
                SourceLineInfo const& lineInfo,
                NameAndDesc const& nameAndDesc );
    
    template<typename C>
    AutoReg(    void (C::*method)(),
                char const* className,
                NameAndDesc const& nameAndDesc,
                SourceLineInfo const& lineInfo ) {
        registerTestCase(   new MethodTestCase<C>( method ),
                            className,
                            nameAndDesc,
                            lineInfo );
    }
    
    void registerTestCase(  ITestCase* testCase, 
                            char const* className,
                            NameAndDesc const& nameAndDesc,
                            SourceLineInfo const& lineInfo );
    
    ~AutoReg();
    
private:
    AutoReg( const AutoReg& );    
    void operator= ( const AutoReg& );
};
    
} // end namespace Catch

#ifdef CATCH_CONFIG_VARIADIC_MACROS
    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_TESTCASE( ... ) \
        static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )(); \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( __VA_ARGS__ ) ); }\
        static void INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ )()

    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_TESTCASE_NORETURN( ... ) \
        static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )() CATCH_ATTRIBUTE_NORETURN; \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( __VA_ARGS__ ) ); }\
        static void INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ )()

    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, ... ) \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &QualifiedMethod, "&" #QualifiedMethod, Catch::NameAndDesc( __VA_ARGS__ ), CATCH_INTERNAL_LINEINFO ); }

    ///////////////////////////////////////////////////////////////////////////////
    #define TEST_CASE_METHOD( ClassName, ... )\
        namespace{ \
            struct INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ ) : ClassName{ \
                void test(); \
            }; \
            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( &INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ )::test, #ClassName, Catch::NameAndDesc( __VA_ARGS__ ), CATCH_INTERNAL_LINEINFO ); \
        } \
        void INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ )::test()

#else
    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_TESTCASE( Name, Desc ) \
        static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )(); \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( Name, Desc ) ); }\
        static void INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ )()

    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_TESTCASE_NORETURN( Name, Desc ) \
        static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )() CATCH_ATTRIBUTE_NORETURN; \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( Name, Desc ) ); }\
        static void INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ )()

    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, Name, Desc ) \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &QualifiedMethod, "&" #QualifiedMethod, Catch::NameAndDesc( Name, Desc ), CATCH_INTERNAL_LINEINFO ); }

    ///////////////////////////////////////////////////////////////////////////////
    #define TEST_CASE_METHOD( ClassName, TestName, Desc )\
        namespace{ \
            struct INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ ) : ClassName{ \
                void test(); \
            }; \
            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( &INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ )::test, #ClassName, Catch::NameAndDesc( TestName, Desc ), CATCH_INTERNAL_LINEINFO ); \
        } \
        void INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ )::test()

#endif

#endif // TWOBLUECUBES_CATCH_TEST_REGISTRY_HPP_INCLUDED