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254 lines
13 KiB
C++
254 lines
13 KiB
C++
// Copyright 2007, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Google Mock - a framework for writing C++ mock classes.
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//
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// This file implements MOCK_METHOD.
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// GOOGLETEST_CM0002 DO NOT DELETE
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#ifndef THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_FUNCTION_MOCKER_H_ // NOLINT
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#define THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_FUNCTION_MOCKER_H_ // NOLINT
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#include "gmock/gmock-generated-function-mockers.h" // NOLINT
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#include "gmock/internal/gmock-pp.h"
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#define MOCK_METHOD(...) \
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GMOCK_PP_VARIADIC_CALL(GMOCK_INTERNAL_MOCK_METHOD_ARG_, __VA_ARGS__)
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#define GMOCK_INTERNAL_MOCK_METHOD_ARG_1(...) \
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GMOCK_INTERNAL_WRONG_ARITY(__VA_ARGS__)
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#define GMOCK_INTERNAL_MOCK_METHOD_ARG_2(...) \
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GMOCK_INTERNAL_WRONG_ARITY(__VA_ARGS__)
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#define GMOCK_INTERNAL_MOCK_METHOD_ARG_3(_Ret, _MethodName, _Args) \
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GMOCK_INTERNAL_MOCK_METHOD_ARG_4(_Ret, _MethodName, _Args, ())
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#define GMOCK_INTERNAL_MOCK_METHOD_ARG_4(_Ret, _MethodName, _Args, _Spec) \
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GMOCK_INTERNAL_ASSERT_PARENTHESIS(_Args); \
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GMOCK_INTERNAL_ASSERT_PARENTHESIS(_Spec); \
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GMOCK_INTERNAL_ASSERT_VALID_SIGNATURE( \
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GMOCK_PP_NARG0 _Args, GMOCK_INTERNAL_SIGNATURE(_Ret, _Args)); \
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GMOCK_INTERNAL_ASSERT_VALID_SPEC(_Spec) \
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GMOCK_INTERNAL_MOCK_METHOD_IMPL( \
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GMOCK_PP_NARG0 _Args, _MethodName, GMOCK_INTERNAL_HAS_CONST(_Spec), \
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GMOCK_INTERNAL_HAS_OVERRIDE(_Spec), GMOCK_INTERNAL_HAS_FINAL(_Spec), \
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GMOCK_INTERNAL_HAS_NOEXCEPT(_Spec), GMOCK_INTERNAL_GET_CALLTYPE(_Spec), \
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(GMOCK_INTERNAL_SIGNATURE(_Ret, _Args)))
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#define GMOCK_INTERNAL_MOCK_METHOD_ARG_5(...) \
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GMOCK_INTERNAL_WRONG_ARITY(__VA_ARGS__)
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#define GMOCK_INTERNAL_MOCK_METHOD_ARG_6(...) \
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GMOCK_INTERNAL_WRONG_ARITY(__VA_ARGS__)
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#define GMOCK_INTERNAL_MOCK_METHOD_ARG_7(...) \
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GMOCK_INTERNAL_WRONG_ARITY(__VA_ARGS__)
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#define GMOCK_INTERNAL_WRONG_ARITY(...) \
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static_assert( \
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false, \
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"MOCK_METHOD must be called with 3 or 4 arguments. _Ret, " \
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"_MethodName, _Args and optionally _Spec. _Args and _Spec must be " \
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"enclosed in parentheses. If _Ret is a type with unprotected commas, " \
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"it must also be enclosed in parentheses.")
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#define GMOCK_INTERNAL_ASSERT_PARENTHESIS(_Tuple) \
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static_assert( \
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GMOCK_PP_IS_ENCLOSED_PARENS(_Tuple), \
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GMOCK_PP_STRINGIZE(_Tuple) " should be enclosed in parentheses.")
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#define GMOCK_INTERNAL_ASSERT_VALID_SIGNATURE(_N, ...) \
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static_assert( \
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std::is_function<__VA_ARGS__>::value, \
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"Signature must be a function type, maybe return type contains " \
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"unprotected comma."); \
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static_assert( \
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::testing::tuple_size<typename ::testing::internal::Function< \
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__VA_ARGS__>::ArgumentTuple>::value == _N, \
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"This method does not take " GMOCK_PP_STRINGIZE( \
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_N) " arguments. Parenthesize all types with unproctected commas.")
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#define GMOCK_INTERNAL_ASSERT_VALID_SPEC(_Spec) \
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GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_ASSERT_VALID_SPEC_ELEMENT, ~, _Spec)
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#define GMOCK_INTERNAL_MOCK_METHOD_IMPL(_N, _MethodName, _Constness, \
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_Override, _Final, _Noexcept, \
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_CallType, _Signature) \
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typename ::testing::internal::Function<GMOCK_PP_REMOVE_PARENS( \
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_Signature)>::Result \
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GMOCK_INTERNAL_EXPAND(_CallType) \
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_MethodName(GMOCK_PP_REPEAT(GMOCK_INTERNAL_PARAMETER, _Signature, _N)) \
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GMOCK_PP_IF(_Constness, const, ) GMOCK_PP_IF(_Noexcept, noexcept, ) \
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GMOCK_PP_IF(_Override, override, ) \
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GMOCK_PP_IF(_Final, final, ) { \
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GMOCK_MOCKER_(_N, _Constness, _MethodName) \
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.SetOwnerAndName(this, #_MethodName); \
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return GMOCK_MOCKER_(_N, _Constness, _MethodName) \
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.Invoke(GMOCK_PP_REPEAT(GMOCK_INTERNAL_FORWARD_ARG, _Signature, _N)); \
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} \
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::testing::MockSpec<GMOCK_PP_REMOVE_PARENS(_Signature)> gmock_##_MethodName( \
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GMOCK_PP_REPEAT(GMOCK_INTERNAL_MATCHER_PARAMETER, _Signature, _N)) \
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GMOCK_PP_IF(_Constness, const, ) { \
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GMOCK_MOCKER_(_N, _Constness, _MethodName).RegisterOwner(this); \
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return GMOCK_MOCKER_(_N, _Constness, _MethodName) \
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.With(GMOCK_PP_REPEAT(GMOCK_INTERNAL_MATCHER_ARGUMENT, , _N)); \
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} \
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::testing::MockSpec<GMOCK_PP_REMOVE_PARENS(_Signature)> gmock_##_MethodName( \
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const ::testing::internal::WithoutMatchers&, \
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GMOCK_PP_IF(_Constness, const, )::testing::internal::Function< \
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GMOCK_PP_REMOVE_PARENS(_Signature)>*) \
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const GMOCK_PP_IF(_Noexcept, noexcept, ) { \
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return GMOCK_PP_CAT(::testing::internal::AdjustConstness_, \
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GMOCK_PP_IF(_Constness, const, ))(this) \
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->gmock_##_MethodName(GMOCK_PP_REPEAT( \
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GMOCK_INTERNAL_A_MATCHER_ARGUMENT, _Signature, _N)); \
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} \
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mutable ::testing::FunctionMocker<GMOCK_PP_REMOVE_PARENS(_Signature)> \
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GMOCK_MOCKER_(_N, _Constness, _MethodName)
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#define GMOCK_INTERNAL_EXPAND(...) __VA_ARGS__
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// Five Valid modifiers.
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#define GMOCK_INTERNAL_HAS_CONST(_Tuple) \
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GMOCK_PP_HAS_COMMA(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_DETECT_CONST, ~, _Tuple))
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#define GMOCK_INTERNAL_HAS_OVERRIDE(_Tuple) \
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GMOCK_PP_HAS_COMMA( \
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GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_DETECT_OVERRIDE, ~, _Tuple))
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#define GMOCK_INTERNAL_HAS_FINAL(_Tuple) \
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GMOCK_PP_HAS_COMMA(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_DETECT_FINAL, ~, _Tuple))
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#define GMOCK_INTERNAL_HAS_NOEXCEPT(_Tuple) \
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GMOCK_PP_HAS_COMMA( \
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GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_DETECT_NOEXCEPT, ~, _Tuple))
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#define GMOCK_INTERNAL_GET_CALLTYPE(_Tuple) \
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GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_GET_CALLTYPE_IMPL, ~, _Tuple)
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#define GMOCK_INTERNAL_ASSERT_VALID_SPEC_ELEMENT(_i, _, _elem) \
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static_assert( \
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(GMOCK_PP_HAS_COMMA(GMOCK_INTERNAL_DETECT_CONST(_i, _, _elem)) + \
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GMOCK_PP_HAS_COMMA(GMOCK_INTERNAL_DETECT_OVERRIDE(_i, _, _elem)) + \
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GMOCK_PP_HAS_COMMA(GMOCK_INTERNAL_DETECT_FINAL(_i, _, _elem)) + \
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GMOCK_PP_HAS_COMMA(GMOCK_INTERNAL_DETECT_NOEXCEPT(_i, _, _elem)) + \
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GMOCK_INTERNAL_IS_CALLTYPE(_elem)) == 1, \
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GMOCK_PP_STRINGIZE( \
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_elem) " cannot be recognized as a valid specification modifier.");
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// Modifiers implementation.
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#define GMOCK_INTERNAL_DETECT_CONST(_i, _, _elem) \
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GMOCK_PP_CAT(GMOCK_INTERNAL_DETECT_CONST_I_, _elem)
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#define GMOCK_INTERNAL_DETECT_CONST_I_const ,
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#define GMOCK_INTERNAL_DETECT_OVERRIDE(_i, _, _elem) \
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GMOCK_PP_CAT(GMOCK_INTERNAL_DETECT_OVERRIDE_I_, _elem)
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#define GMOCK_INTERNAL_DETECT_OVERRIDE_I_override ,
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#define GMOCK_INTERNAL_DETECT_FINAL(_i, _, _elem) \
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GMOCK_PP_CAT(GMOCK_INTERNAL_DETECT_FINAL_I_, _elem)
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#define GMOCK_INTERNAL_DETECT_FINAL_I_final ,
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// TODO(iserna): Maybe noexcept should accept an argument here as well.
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#define GMOCK_INTERNAL_DETECT_NOEXCEPT(_i, _, _elem) \
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GMOCK_PP_CAT(GMOCK_INTERNAL_DETECT_NOEXCEPT_I_, _elem)
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#define GMOCK_INTERNAL_DETECT_NOEXCEPT_I_noexcept ,
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#define GMOCK_INTERNAL_GET_CALLTYPE_IMPL(_i, _, _elem) \
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GMOCK_PP_IF(GMOCK_INTERNAL_IS_CALLTYPE(_elem), \
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GMOCK_INTERNAL_GET_VALUE_CALLTYPE, GMOCK_PP_EMPTY) \
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(_elem)
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// TODO(iserna): GMOCK_INTERNAL_IS_CALLTYPE and
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// GMOCK_INTERNAL_GET_VALUE_CALLTYPE needed more expansions to work on windows
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// maybe they can be simplified somehow.
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#define GMOCK_INTERNAL_IS_CALLTYPE(_arg) \
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GMOCK_INTERNAL_IS_CALLTYPE_I( \
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GMOCK_PP_CAT(GMOCK_INTERNAL_IS_CALLTYPE_HELPER_, _arg))
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#define GMOCK_INTERNAL_IS_CALLTYPE_I(_arg) GMOCK_PP_IS_ENCLOSED_PARENS(_arg)
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#define GMOCK_INTERNAL_GET_VALUE_CALLTYPE(_arg) \
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GMOCK_INTERNAL_GET_VALUE_CALLTYPE_I( \
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GMOCK_PP_CAT(GMOCK_INTERNAL_IS_CALLTYPE_HELPER_, _arg))
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#define GMOCK_INTERNAL_GET_VALUE_CALLTYPE_I(_arg) \
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GMOCK_PP_CAT(GMOCK_PP_IDENTITY, _arg)
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#define GMOCK_INTERNAL_IS_CALLTYPE_HELPER_Calltype
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#define GMOCK_INTERNAL_SIGNATURE(_Ret, _Args) \
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GMOCK_PP_IF(GMOCK_PP_IS_BEGIN_PARENS(_Ret), GMOCK_PP_REMOVE_PARENS, \
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GMOCK_PP_IDENTITY) \
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(_Ret)(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_GET_TYPE, _, _Args))
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#define GMOCK_INTERNAL_GET_TYPE(_i, _, _elem) \
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GMOCK_PP_COMMA_IF(_i) \
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GMOCK_PP_IF(GMOCK_PP_IS_BEGIN_PARENS(_elem), GMOCK_PP_REMOVE_PARENS, \
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GMOCK_PP_IDENTITY) \
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(_elem)
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#define GMOCK_INTERNAL_PARAMETER(_i, _Signature, _) \
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GMOCK_PP_COMMA_IF(_i) \
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GMOCK_INTERNAL_ARG_O(typename, GMOCK_PP_INC(_i), \
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GMOCK_PP_REMOVE_PARENS(_Signature)) \
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gmock_a##_i
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#define GMOCK_INTERNAL_FORWARD_ARG(_i, _Signature, _) \
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GMOCK_PP_COMMA_IF(_i) \
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::std::forward<GMOCK_INTERNAL_ARG_O(typename, GMOCK_PP_INC(_i), \
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GMOCK_PP_REMOVE_PARENS(_Signature))>( \
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gmock_a##_i)
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#define GMOCK_INTERNAL_MATCHER_PARAMETER(_i, _Signature, _) \
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GMOCK_PP_COMMA_IF(_i) \
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GMOCK_INTERNAL_MATCHER_O(typename, GMOCK_PP_INC(_i), \
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GMOCK_PP_REMOVE_PARENS(_Signature)) \
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gmock_a##_i
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#define GMOCK_INTERNAL_MATCHER_ARGUMENT(_i, _1, _2) \
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GMOCK_PP_COMMA_IF(_i) \
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gmock_a##_i
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#define GMOCK_INTERNAL_A_MATCHER_ARGUMENT(_i, _Signature, _) \
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GMOCK_PP_COMMA_IF(_i) \
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::testing::A<GMOCK_INTERNAL_ARG_O(typename, GMOCK_PP_INC(_i), \
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GMOCK_PP_REMOVE_PARENS(_Signature))>()
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#define GMOCK_INTERNAL_ARG_O(_tn, _i, ...) GMOCK_ARG_(_tn, _i, __VA_ARGS__)
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#define GMOCK_INTERNAL_MATCHER_O(_tn, _i, ...) \
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GMOCK_MATCHER_(_tn, _i, __VA_ARGS__)
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#endif // THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_FUNCTION_MOCKER_H_
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