From c5f08bf91944ce1b19bcf414fa1760e69d20afc2 Mon Sep 17 00:00:00 2001
From: Abseil Team <absl-team@google.com>
Date: Wed, 14 Nov 2018 13:00:04 -0500
Subject: [PATCH] Googletest export
One macro to rule them all.
PiperOrigin-RevId: 221462515
---
googlemock/CMakeLists.txt | 1 +
googlemock/Makefile.am | 3 +
.../include/gmock/gmock-function-mocker.h | 205 ++++++
googlemock/include/gmock/gmock.h | 1 +
googlemock/include/gmock/internal/gmock-pp.h | 360 ++++++++++
googlemock/test/gmock-function-mocker_test.cc | 659 ++++++++++++++++++
googlemock/test/gmock-pp_test.cc | 73 ++
7 files changed, 1302 insertions(+)
create mode 100644 googlemock/include/gmock/gmock-function-mocker.h
create mode 100644 googlemock/include/gmock/internal/gmock-pp.h
create mode 100644 googlemock/test/gmock-function-mocker_test.cc
create mode 100644 googlemock/test/gmock-pp_test.cc
diff --git a/googlemock/CMakeLists.txt b/googlemock/CMakeLists.txt
index 1fd758e7..3e72d75c 100644
--- a/googlemock/CMakeLists.txt
+++ b/googlemock/CMakeLists.txt
@@ -153,6 +153,7 @@ $env:Path = \"$project_bin;$env:Path\"
cxx_test(gmock-actions_test gmock_main)
cxx_test(gmock-cardinalities_test gmock_main)
cxx_test(gmock_ex_test gmock_main)
+ cxx_test(gmock-function-mocker_test gmock_main)
cxx_test(gmock-generated-actions_test gmock_main)
cxx_test(gmock-generated-function-mockers_test gmock_main)
cxx_test(gmock-generated-internal-utils_test gmock_main)
diff --git a/googlemock/Makefile.am b/googlemock/Makefile.am
index 9adbc516..016a60e9 100644
--- a/googlemock/Makefile.am
+++ b/googlemock/Makefile.am
@@ -28,6 +28,7 @@ lib_libgmock_la_SOURCES = src/gmock-all.cc
pkginclude_HEADERS = \
include/gmock/gmock-actions.h \
include/gmock/gmock-cardinalities.h \
+ include/gmock/gmock-function-mocker.h \
include/gmock/gmock-generated-actions.h \
include/gmock/gmock-generated-function-mockers.h \
include/gmock/gmock-generated-matchers.h \
@@ -43,6 +44,7 @@ pkginclude_internal_HEADERS = \
include/gmock/internal/gmock-generated-internal-utils.h \
include/gmock/internal/gmock-internal-utils.h \
include/gmock/internal/gmock-port.h \
+ include/gmock/internal/gmock-pp.h \
include/gmock/internal/custom/gmock-generated-actions.h \
include/gmock/internal/custom/gmock-matchers.h \
include/gmock/internal/custom/gmock-port.h
@@ -107,6 +109,7 @@ EXTRA_DIST += \
test/gmock-cardinalities_test.cc \
test/gmock_ex_test.cc \
test/gmock-generated-actions_test.cc \
+ test/gmock-function-mocker_test.cc \
test/gmock-generated-function-mockers_test.cc \
test/gmock-generated-internal-utils_test.cc \
test/gmock-generated-matchers_test.cc \
diff --git a/googlemock/include/gmock/gmock-function-mocker.h b/googlemock/include/gmock/gmock-function-mocker.h
new file mode 100644
index 00000000..953d7465
--- /dev/null
+++ b/googlemock/include/gmock/gmock-function-mocker.h
@@ -0,0 +1,205 @@
+#ifndef THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_FUNCTION_MOCKER_H_ // NOLINT
+#define THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_FUNCTION_MOCKER_H_ // NOLINT
+
+#include "gmock/gmock-generated-function-mockers.h" // NOLINT
+#include "gmock/internal/gmock-pp.h"
+
+#define MOCK_METHOD(...) \
+ GMOCK_PP_VARIADIC_CALL(GMOCK_INTERNAL_MOCK_METHOD_ARG_, __VA_ARGS__)
+
+#define GMOCK_INTERNAL_MOCK_METHOD_ARG_1(...) \
+ GMOCK_INTERNAL_WRONG_ARITY(__VA_ARGS__)
+
+#define GMOCK_INTERNAL_MOCK_METHOD_ARG_2(...) \
+ GMOCK_INTERNAL_WRONG_ARITY(__VA_ARGS__)
+
+#define GMOCK_INTERNAL_MOCK_METHOD_ARG_3(_Ret, _MethodName, _Args) \
+ GMOCK_INTERNAL_MOCK_METHOD_ARG_4(_Ret, _MethodName, _Args, ())
+
+#define GMOCK_INTERNAL_MOCK_METHOD_ARG_4(_Ret, _MethodName, _Args, _Spec) \
+ GMOCK_INTERNAL_ASSERT_PARENTHESIS(_Args); \
+ GMOCK_INTERNAL_ASSERT_PARENTHESIS(_Spec); \
+ GMOCK_INTERNAL_ASSERT_VALID_SIGNATURE( \
+ GMOCK_PP_NARG0 _Args, GMOCK_INTERNAL_SIGNATURE(_Ret, _Args)); \
+ GMOCK_INTERNAL_ASSERT_VALID_SPEC(_Spec); \
+ GMOCK_INTERNAL_MOCK_METHOD_IMPL( \
+ GMOCK_PP_NARG0 _Args, _MethodName, GMOCK_INTERNAL_HAS_CONST(_Spec), \
+ GMOCK_INTERNAL_HAS_OVERRIDE(_Spec), GMOCK_INTERNAL_HAS_FINAL(_Spec), \
+ GMOCK_INTERNAL_HAS_NOEXCEPT(_Spec), GMOCK_INTERNAL_GET_CALLTYPE(_Spec), \
+ (GMOCK_INTERNAL_SIGNATURE(_Ret, _Args)))
+
+#define GMOCK_INTERNAL_MOCK_METHOD_ARG_5(...) \
+ GMOCK_INTERNAL_WRONG_ARITY(__VA_ARGS__)
+
+#define GMOCK_INTERNAL_MOCK_METHOD_ARG_6(...) \
+ GMOCK_INTERNAL_WRONG_ARITY(__VA_ARGS__)
+
+#define GMOCK_INTERNAL_MOCK_METHOD_ARG_7(...) \
+ GMOCK_INTERNAL_WRONG_ARITY(__VA_ARGS__)
+
+#define GMOCK_INTERNAL_WRONG_ARITY(...) \
+ static_assert( \
+ false, \
+ "MOCK_METHOD must be called with 3 or 4 arguments. _Ret, " \
+ "_MethodName, _Args and optionally _Spec. _Args and _Spec must be " \
+ "enclosed in parentheses. If _Ret is a type with unprotected commas, " \
+ "it must also be enclosed in parentheses.")
+
+#define GMOCK_INTERNAL_ASSERT_PARENTHESIS(_Tuple) \
+ static_assert(GMOCK_PP_IS_ENCLOSED_PARENS(_Tuple), \
+ "_Tuple should be enclosed in parentheses")
+
+#define GMOCK_INTERNAL_ASSERT_VALID_SIGNATURE(_N, ...) \
+ static_assert( \
+ std::is_function<__VA_ARGS__>::value, \
+ "Signature must be a function type, maybe return type contains " \
+ "unprotected comma."); \
+ static_assert( \
+ ::testing::tuple_size<typename ::testing::internal::Function< \
+ __VA_ARGS__>::ArgumentTuple>::value == _N, \
+ "This method does not take " GMOCK_PP_STRINGIZE( \
+ _N) " arguments. Parenthesize all types with unproctected commas.")
+
+// TODO(iserna): Verify each element in spec is one of the allowed.
+#define GMOCK_INTERNAL_ASSERT_VALID_SPEC(_Spec) static_assert(true, "");
+
+#define GMOCK_INTERNAL_MOCK_METHOD_IMPL(_N, _MethodName, _Constness, \
+ _Override, _Final, _Noexcept, \
+ _CallType, _Signature) \
+ typename ::testing::internal::Function<GMOCK_PP_REMOVE_PARENS( \
+ _Signature)>::Result \
+ GMOCK_INTERNAL_EXPAND(_CallType) \
+ _MethodName(GMOCK_PP_REPEAT(GMOCK_INTERNAL_PARAMETER, _Signature, _N)) \
+ GMOCK_PP_IF(_Constness, const, ) GMOCK_PP_IF(_Noexcept, noexcept, ) \
+ GMOCK_PP_IF(_Override, override, ) \
+ GMOCK_PP_IF(_Final, final, ) { \
+ GMOCK_MOCKER_(_N, _Constness, _MethodName) \
+ .SetOwnerAndName(this, #_MethodName); \
+ return GMOCK_MOCKER_(_N, _Constness, _MethodName) \
+ .Invoke(GMOCK_PP_REPEAT(GMOCK_INTERNAL_FORWARD_ARG, _Signature, _N)); \
+ } \
+ ::testing::MockSpec<GMOCK_PP_REMOVE_PARENS(_Signature)> gmock_##_MethodName( \
+ GMOCK_PP_REPEAT(GMOCK_INTERNAL_MATCHER_PARAMETER, _Signature, _N)) \
+ GMOCK_PP_IF(_Constness, const, ) { \
+ GMOCK_MOCKER_(_N, _Constness, _MethodName).RegisterOwner(this); \
+ return GMOCK_MOCKER_(_N, _Constness, _MethodName) \
+ .With(GMOCK_PP_REPEAT(GMOCK_INTERNAL_MATCHER_ARGUMENT, , _N)); \
+ } \
+ ::testing::MockSpec<GMOCK_PP_REMOVE_PARENS(_Signature)> gmock_##_MethodName( \
+ const ::testing::internal::WithoutMatchers&, \
+ GMOCK_PP_IF(_Constness, const, )::testing::internal::Function< \
+ GMOCK_PP_REMOVE_PARENS(_Signature)>*) \
+ const GMOCK_PP_IF(_Noexcept, noexcept, ) { \
+ return GMOCK_PP_CAT(::testing::internal::AdjustConstness_, \
+ GMOCK_PP_IF(_Constness, const, ))(this) \
+ ->gmock_##_MethodName(GMOCK_PP_REPEAT( \
+ GMOCK_INTERNAL_A_MATCHER_ARGUMENT, _Signature, _N)); \
+ } \
+ mutable ::testing::FunctionMocker<GMOCK_PP_REMOVE_PARENS(_Signature)> \
+ GMOCK_MOCKER_(_N, _Constness, _MethodName)
+
+#define GMOCK_INTERNAL_EXPAND(...) __VA_ARGS__
+
+#define GMOCK_INTERNAL_HAS_CONST(_Tuple) \
+ GMOCK_PP_HAS_COMMA(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_DETECT_CONST, ~, _Tuple))
+
+#define GMOCK_INTERNAL_HAS_OVERRIDE(_Tuple) \
+ GMOCK_PP_HAS_COMMA( \
+ GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_DETECT_OVERRIDE, ~, _Tuple))
+
+#define GMOCK_INTERNAL_HAS_FINAL(_Tuple) \
+ GMOCK_PP_HAS_COMMA(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_DETECT_FINAL, ~, _Tuple))
+
+#define GMOCK_INTERNAL_HAS_NOEXCEPT(_Tuple) \
+ GMOCK_PP_HAS_COMMA( \
+ GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_DETECT_NOEXCEPT, ~, _Tuple))
+
+#define GMOCK_INTERNAL_GET_CALLTYPE(_Tuple) \
+ GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_GET_CALLTYPE_IMPL, ~, _Tuple)
+
+#define GMOCK_INTERNAL_DETECT_CONST(_i, _, _elem) \
+ GMOCK_PP_CAT(GMOCK_INTERNAL_DETECT_CONST_I_, _elem)
+
+#define GMOCK_INTERNAL_DETECT_CONST_I_const ,
+
+#define GMOCK_INTERNAL_DETECT_OVERRIDE(_i, _, _elem) \
+ GMOCK_PP_CAT(GMOCK_INTERNAL_DETECT_OVERRIDE_I_, _elem)
+
+#define GMOCK_INTERNAL_DETECT_OVERRIDE_I_override ,
+
+#define GMOCK_INTERNAL_DETECT_FINAL(_i, _, _elem) \
+ GMOCK_PP_CAT(GMOCK_INTERNAL_DETECT_FINAL_I_, _elem)
+
+#define GMOCK_INTERNAL_DETECT_FINAL_I_final ,
+
+// TODO(iserna): Maybe noexcept should accept an argument here as well.
+#define GMOCK_INTERNAL_DETECT_NOEXCEPT(_i, _, _elem) \
+ GMOCK_PP_CAT(GMOCK_INTERNAL_DETECT_NOEXCEPT_I_, _elem)
+
+#define GMOCK_INTERNAL_DETECT_NOEXCEPT_I_noexcept ,
+
+#define GMOCK_INTERNAL_GET_CALLTYPE_IMPL(_i, _, _elem) \
+ GMOCK_PP_IF(GMOCK_INTERNAL_IS_CALLTYPE(_elem), \
+ GMOCK_INTERNAL_GET_VALUE_CALLTYPE, GMOCK_PP_EMPTY) \
+ (_elem)
+
+// TODO(iserna): GMOCK_INTERNAL_IS_CALLTYPE and
+// GMOCK_INTERNAL_GET_VALUE_CALLTYPE needed more expansions to work on windows
+// maybe they can be simplified somehow.
+#define GMOCK_INTERNAL_IS_CALLTYPE(_arg) \
+ GMOCK_INTERNAL_IS_CALLTYPE_I( \
+ GMOCK_PP_CAT(GMOCK_INTERNAL_IS_CALLTYPE_HELPER_, _arg))
+#define GMOCK_INTERNAL_IS_CALLTYPE_I(_arg) GMOCK_PP_IS_ENCLOSED_PARENS(_arg)
+
+#define GMOCK_INTERNAL_GET_VALUE_CALLTYPE(_arg) \
+ GMOCK_INTERNAL_GET_VALUE_CALLTYPE_I( \
+ GMOCK_PP_CAT(GMOCK_INTERNAL_IS_CALLTYPE_HELPER_, _arg))
+#define GMOCK_INTERNAL_GET_VALUE_CALLTYPE_I(_arg) \
+ GMOCK_PP_CAT(GMOCK_PP_IDENTITY, _arg)
+
+#define GMOCK_INTERNAL_IS_CALLTYPE_HELPER_Calltype
+
+#define GMOCK_INTERNAL_SIGNATURE(_Ret, _Args) \
+ GMOCK_PP_IF(GMOCK_PP_IS_BEGIN_PARENS(_Ret), GMOCK_PP_REMOVE_PARENS, \
+ GMOCK_PP_IDENTITY) \
+ (_Ret)(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_GET_TYPE, _, _Args))
+
+#define GMOCK_INTERNAL_GET_TYPE(_i, _, _elem) \
+ GMOCK_PP_COMMA_IF(_i) \
+ GMOCK_PP_IF(GMOCK_PP_IS_BEGIN_PARENS(_elem), GMOCK_PP_REMOVE_PARENS, \
+ GMOCK_PP_IDENTITY) \
+ (_elem)
+
+#define GMOCK_INTERNAL_PARAMETER(_i, _Signature, _) \
+ GMOCK_PP_COMMA_IF(_i) \
+ GMOCK_INTERNAL_ARG_O(typename, GMOCK_PP_INC(_i), \
+ GMOCK_PP_REMOVE_PARENS(_Signature)) \
+ gmock_a##_i
+
+#define GMOCK_INTERNAL_FORWARD_ARG(_i, _Signature, _) \
+ GMOCK_PP_COMMA_IF(_i) \
+ ::std::forward<GMOCK_INTERNAL_ARG_O(typename, GMOCK_PP_INC(_i), \
+ GMOCK_PP_REMOVE_PARENS(_Signature))>( \
+ gmock_a##_i)
+
+#define GMOCK_INTERNAL_MATCHER_PARAMETER(_i, _Signature, _) \
+ GMOCK_PP_COMMA_IF(_i) \
+ GMOCK_INTERNAL_MATCHER_O(typename, GMOCK_PP_INC(_i), \
+ GMOCK_PP_REMOVE_PARENS(_Signature)) \
+ gmock_a##_i
+
+#define GMOCK_INTERNAL_MATCHER_ARGUMENT(_i, _1, _2) \
+ GMOCK_PP_COMMA_IF(_i) \
+ gmock_a##_i
+
+#define GMOCK_INTERNAL_A_MATCHER_ARGUMENT(_i, _Signature, _) \
+ GMOCK_PP_COMMA_IF(_i) \
+ ::testing::A<GMOCK_INTERNAL_ARG_O(typename, GMOCK_PP_INC(_i), \
+ GMOCK_PP_REMOVE_PARENS(_Signature))>()
+
+#define GMOCK_INTERNAL_ARG_O(_tn, _i, ...) GMOCK_ARG_(_tn, _i, __VA_ARGS__)
+
+#define GMOCK_INTERNAL_MATCHER_O(_tn, _i, ...) \
+ GMOCK_MATCHER_(_tn, _i, __VA_ARGS__)
+
+#endif // THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_FUNCTION_MOCKER_H_
diff --git a/googlemock/include/gmock/gmock.h b/googlemock/include/gmock/gmock.h
index dd962260..a1e1e6f1 100644
--- a/googlemock/include/gmock/gmock.h
+++ b/googlemock/include/gmock/gmock.h
@@ -58,6 +58,7 @@
#include "gmock/gmock-actions.h"
#include "gmock/gmock-cardinalities.h"
+#include "gmock/gmock-function-mocker.h"
#include "gmock/gmock-generated-actions.h"
#include "gmock/gmock-generated-function-mockers.h"
#include "gmock/gmock-generated-matchers.h"
diff --git a/googlemock/include/gmock/internal/gmock-pp.h b/googlemock/include/gmock/internal/gmock-pp.h
new file mode 100644
index 00000000..056c4ef6
--- /dev/null
+++ b/googlemock/include/gmock/internal/gmock-pp.h
@@ -0,0 +1,360 @@
+#ifndef THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_PP_H_
+#define THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_PP_H_
+
+#undef GMOCK_PP_INTERNAL_USE_MSVC
+#if defined(__clang__)
+#define GMOCK_PP_INTERNAL_USE_MSVC 0
+#elif defined(_MSC_VER)
+// TODO(iserna): Also verify tradional versus comformant preprocessor.
+static_assert(
+ _MSC_VER >= 1900,
+ "MSVC version not supported. There is support for MSVC 14.0 and above.");
+#define GMOCK_PP_INTERNAL_USE_MSVC 1
+#else
+#define GMOCK_PP_INTERNAL_USE_MSVC 0
+#endif
+
+// Expands and concatenates the arguments. Constructed macros reevaluate.
+#define GMOCK_PP_CAT(_1, _2) GMOCK_PP_INTERNAL_CAT(_1, _2)
+
+// Expands and stringifies the only argument.
+#define GMOCK_PP_STRINGIZE(_x) GMOCK_PP_INTERNAL_STRINGIZE(_x)
+
+// Returns empty. Given a variadic number of arguments.
+#define GMOCK_PP_EMPTY(...)
+
+// Returns a comma. Given a variadic number of arguments.
+#define GMOCK_PP_COMMA(...) ,
+
+// Returns the only argument.
+#define GMOCK_PP_IDENTITY(_1) _1
+
+// MSVC preprocessor collapses __VA_ARGS__ in a single argument, we use a
+// CAT-like directive to force correct evaluation. Each macro has its own.
+#if GMOCK_PP_INTERNAL_USE_MSVC
+
+// Evaluates to the number of arguments after expansion.
+//
+// #define PAIR x, y
+//
+// GMOCK_PP_NARG() => 1
+// GMOCK_PP_NARG(x) => 1
+// GMOCK_PP_NARG(x, y) => 2
+// GMOCK_PP_NARG(PAIR) => 2
+//
+// Requires: the number of arguments after expansion is at most 15.
+#define GMOCK_PP_NARG(...) \
+ GMOCK_PP_INTERNAL_NARG_CAT( \
+ GMOCK_PP_INTERNAL_INTERNAL_16TH(__VA_ARGS__, 15, 14, 13, 12, 11, 10, 9, \
+ 8, 7, 6, 5, 4, 3, 2, 1), )
+
+// Returns 1 if the expansion of arguments has an unprotected comma. Otherwise
+// returns 0. Requires no more than 15 unprotected commas.
+#define GMOCK_PP_HAS_COMMA(...) \
+ GMOCK_PP_INTERNAL_HAS_COMMA_CAT( \
+ GMOCK_PP_INTERNAL_INTERNAL_16TH(__VA_ARGS__, 1, 1, 1, 1, 1, 1, 1, 1, 1, \
+ 1, 1, 1, 1, 1, 0), )
+// Returns the first argument.
+#define GMOCK_PP_HEAD(...) \
+ GMOCK_PP_INTERNAL_HEAD_CAT(GMOCK_PP_INTERNAL_HEAD(__VA_ARGS__), )
+
+// Returns the tail. A variadic list of all arguments minus the first. Requires
+// at least one argument.
+#define GMOCK_PP_TAIL(...) \
+ GMOCK_PP_INTERNAL_TAIL_CAT(GMOCK_PP_INTERNAL_TAIL(__VA_ARGS__), )
+
+// Calls CAT(_Macro, NARG(__VA_ARGS__))(__VA_ARGS__)
+#define GMOCK_PP_VARIADIC_CALL(_Macro, ...) \
+ GMOCK_PP_INTERNAL_VARIADIC_CALL_CAT( \
+ GMOCK_PP_CAT(_Macro, GMOCK_PP_NARG(__VA_ARGS__))(__VA_ARGS__), )
+
+#else // GMOCK_PP_INTERNAL_USE_MSVC
+
+#define GMOCK_PP_NARG(...) \
+ GMOCK_PP_INTERNAL_INTERNAL_16TH(__VA_ARGS__, 15, 14, 13, 12, 11, 10, 9, 8, \
+ 7, 6, 5, 4, 3, 2, 1)
+#define GMOCK_PP_HAS_COMMA(...) \
+ GMOCK_PP_INTERNAL_INTERNAL_16TH(__VA_ARGS__, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, \
+ 1, 1, 1, 1, 0)
+#define GMOCK_PP_HEAD(...) GMOCK_PP_INTERNAL_HEAD(__VA_ARGS__)
+#define GMOCK_PP_TAIL(...) GMOCK_PP_INTERNAL_TAIL(__VA_ARGS__)
+#define GMOCK_PP_VARIADIC_CALL(_Macro, ...) \
+ GMOCK_PP_CAT(_Macro, GMOCK_PP_NARG(__VA_ARGS__))(__VA_ARGS__)
+
+#endif // GMOCK_PP_INTERNAL_USE_MSVC
+
+// If the arguments after expansion have no tokens, evaluates to `1`. Otherwise
+// evaluates to `0`.
+//
+// Requires: * the number of arguments after expansion is at most 15.
+// * If the argument is a macro, it must be able to be called with one
+// argument.
+//
+// Implementation details:
+//
+// There is one case when it generates a compile error: if the argument is macro
+// that cannot be called with one argument.
+//
+// #define M(a, b) // it doesn't matter what it expands to
+//
+// // Expected: expands to `0`.
+// // Actual: compile error.
+// GMOCK_PP_IS_EMPTY(M)
+//
+// There are 4 cases tested:
+//
+// * __VA_ARGS__ possible expansion has no unparen'd commas. Expected 0.
+// * __VA_ARGS__ possible expansion is not enclosed in parenthesis. Expected 0.
+// * __VA_ARGS__ possible expansion is not a macro that ()-evaluates to a comma.
+// Expected 0
+// * __VA_ARGS__ is empty, or has unparen'd commas, or is enclosed in
+// parenthesis, or is a macro that ()-evaluates to comma. Expected 1.
+//
+// We trigger detection on '0001', i.e. on empty.
+#define GMOCK_PP_IS_EMPTY(...) \
+ GMOCK_PP_INTERNAL_IS_EMPTY(GMOCK_PP_HAS_COMMA(__VA_ARGS__), \
+ GMOCK_PP_HAS_COMMA(GMOCK_PP_COMMA __VA_ARGS__), \
+ GMOCK_PP_HAS_COMMA(__VA_ARGS__()), \
+ GMOCK_PP_HAS_COMMA(GMOCK_PP_COMMA __VA_ARGS__()))
+
+// Evaluates to _Then if _Cond is 1 and _Else if _Cond is 0.
+#define GMOCK_PP_IF(_Cond, _Then, _Else) \
+ GMOCK_PP_CAT(GMOCK_PP_INTERNAL_IF_, _Cond)(_Then, _Else)
+
+// Evaluates to the number of arguments after expansion. Identifies 'empty' as
+// 0.
+//
+// #define PAIR x, y
+//
+// GMOCK_PP_NARG0() => 0
+// GMOCK_PP_NARG0(x) => 1
+// GMOCK_PP_NARG0(x, y) => 2
+// GMOCK_PP_NARG0(PAIR) => 2
+//
+// Requires: * the number of arguments after expansion is at most 15.
+// * If the argument is a macro, it must be able to be called with one
+// argument.
+#define GMOCK_PP_NARG0(...) \
+ GMOCK_PP_IF(GMOCK_PP_IS_EMPTY(__VA_ARGS__), 0, GMOCK_PP_NARG(__VA_ARGS__))
+
+// Expands to 1 if the first argument starts with something in parentheses,
+// otherwise to 0.
+#define GMOCK_PP_IS_BEGIN_PARENS(...) \
+ GMOCK_PP_INTERNAL_ALTERNATE_HEAD( \
+ GMOCK_PP_CAT(GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_R_, \
+ GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_C __VA_ARGS__))
+
+// Expands to 1 is there is only one argument and it is enclosed in parentheses.
+#define GMOCK_PP_IS_ENCLOSED_PARENS(...) \
+ GMOCK_PP_IF(GMOCK_PP_IS_BEGIN_PARENS(__VA_ARGS__), \
+ GMOCK_PP_IS_EMPTY(GMOCK_PP_EMPTY __VA_ARGS__), 0)
+
+// Remove the parens, requires GMOCK_PP_IS_ENCLOSED_PARENS(args) => 1.
+#define GMOCK_PP_REMOVE_PARENS(...) GMOCK_PP_INTERNAL_REMOVE_PARENS __VA_ARGS__
+
+// Expands to _Macro(0, _Data, e1) _Macro(1, _Data, e2) ... _Macro(K -1, _Data,
+// eK) as many of GMOCK_INTERNAL_NARG0 _Tuple.
+// Requires: * |_Macro| can be called with 3 arguments.
+// * |_Tuple| expansion has no more than 15 elements.
+#define GMOCK_PP_FOR_EACH(_Macro, _Data, _Tuple) \
+ GMOCK_PP_CAT(GMOCK_PP_INTERNAL_FOR_EACH_IMPL_, GMOCK_PP_NARG0 _Tuple) \
+ (0, _Macro, _Data, _Tuple)
+
+// Expands to _Macro(0, _Data, ) _Macro(1, _Data, ) ... _Macro(K - 1, _Data, )
+// Empty if _K = 0.
+// Requires: * |_Macro| can be called with 3 arguments.
+// * |_K| literal between 0 and 15
+#define GMOCK_PP_REPEAT(_Macro, _Data, _N) \
+ GMOCK_PP_CAT(GMOCK_PP_INTERNAL_REPEAT_IMPL_, _N)(0, _Macro, _Data)
+
+// Increments the argument, requires the argument to be between 0 and 15.
+#define GMOCK_PP_INC(_i) GMOCK_PP_CAT(GMOCK_PP_INTERNAL_INC_, _i)
+
+// Returns comma if _i != 0. Requires _i to be between 0 and 15.
+#define GMOCK_PP_COMMA_IF(_i) GMOCK_PP_CAT(GMOCK_PP_INTERNAL_COMMA_IF_, _i)
+
+// Internal details follow. Do not use any of these symbols outside of this
+// file or we will break your code.
+#define GMOCK_PP_INTERNAL_CAT(_1, _2) _1##_2
+#define GMOCK_PP_INTERNAL_STRINGIZE(_x) #_x
+#define GMOCK_PP_INTERNAL_INTERNAL_16TH(_1, _2, _3, _4, _5, _6, _7, _8, _9, \
+ _10, _11, _12, _13, _14, _15, _16, \
+ ...) \
+ _16
+#define GMOCK_PP_INTERNAL_CAT_5(_1, _2, _3, _4, _5) _1##_2##_3##_4##_5
+#define GMOCK_PP_INTERNAL_IS_EMPTY(_1, _2, _3, _4) \
+ GMOCK_PP_HAS_COMMA(GMOCK_PP_INTERNAL_CAT_5(GMOCK_PP_INTERNAL_IS_EMPTY_CASE_, \
+ _1, _2, _3, _4))
+#define GMOCK_PP_INTERNAL_IS_EMPTY_CASE_0001 ,
+#define GMOCK_PP_INTERNAL_IF_1(_Then, _Else) _Then
+#define GMOCK_PP_INTERNAL_IF_0(_Then, _Else) _Else
+#define GMOCK_PP_INTERNAL_HEAD(_1, ...) _1
+#define GMOCK_PP_INTERNAL_TAIL(_1, ...) __VA_ARGS__
+
+#if GMOCK_PP_INTERNAL_USE_MSVC
+#define GMOCK_PP_INTERNAL_NARG_CAT(_1, _2) GMOCK_PP_INTERNAL_NARG_CAT_I(_1, _2)
+#define GMOCK_PP_INTERNAL_HEAD_CAT(_1, _2) GMOCK_PP_INTERNAL_HEAD_CAT_I(_1, _2)
+#define GMOCK_PP_INTERNAL_HAS_COMMA_CAT(_1, _2) \
+ GMOCK_PP_INTERNAL_HAS_COMMA_CAT_I(_1, _2)
+#define GMOCK_PP_INTERNAL_TAIL_CAT(_1, _2) GMOCK_PP_INTERNAL_TAIL_CAT_I(_1, _2)
+#define GMOCK_PP_INTERNAL_VARIADIC_CALL_CAT(_1, _2) \
+ GMOCK_PP_INTERNAL_VARIADIC_CALL_CAT_I(_1, _2)
+#define GMOCK_PP_INTERNAL_NARG_CAT_I(_1, _2) _1##_2
+#define GMOCK_PP_INTERNAL_HEAD_CAT_I(_1, _2) _1##_2
+#define GMOCK_PP_INTERNAL_HAS_COMMA_CAT_I(_1, _2) _1##_2
+#define GMOCK_PP_INTERNAL_TAIL_CAT_I(_1, _2) _1##_2
+#define GMOCK_PP_INTERNAL_VARIADIC_CALL_CAT_I(_1, _2) _1##_2
+#define GMOCK_PP_INTERNAL_ALTERNATE_HEAD(...) \
+ GMOCK_PP_INTERNAL_ALTERNATE_HEAD_CAT(GMOCK_PP_HEAD(__VA_ARGS__), )
+#define GMOCK_PP_INTERNAL_ALTERNATE_HEAD_CAT(_1, _2) \
+ GMOCK_PP_INTERNAL_ALTERNATE_HEAD_CAT_I(_1, _2)
+#define GMOCK_PP_INTERNAL_ALTERNATE_HEAD_CAT_I(_1, _2) _1##_2
+#else // GMOCK_PP_INTERNAL_USE_MSVC
+#define GMOCK_PP_INTERNAL_ALTERNATE_HEAD(...) GMOCK_PP_HEAD(__VA_ARGS__)
+#endif // GMOCK_PP_INTERNAL_USE_MSVC
+
+#define GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_C(...) 1 _
+#define GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_R_1 1,
+#define GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_R_GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_C \
+ 0,
+#define GMOCK_PP_INTERNAL_REMOVE_PARENS(...) __VA_ARGS__
+#define GMOCK_PP_INTERNAL_INC_0 1
+#define GMOCK_PP_INTERNAL_INC_1 2
+#define GMOCK_PP_INTERNAL_INC_2 3
+#define GMOCK_PP_INTERNAL_INC_3 4
+#define GMOCK_PP_INTERNAL_INC_4 5
+#define GMOCK_PP_INTERNAL_INC_5 6
+#define GMOCK_PP_INTERNAL_INC_6 7
+#define GMOCK_PP_INTERNAL_INC_7 8
+#define GMOCK_PP_INTERNAL_INC_8 9
+#define GMOCK_PP_INTERNAL_INC_9 10
+#define GMOCK_PP_INTERNAL_INC_10 11
+#define GMOCK_PP_INTERNAL_INC_11 12
+#define GMOCK_PP_INTERNAL_INC_12 13
+#define GMOCK_PP_INTERNAL_INC_13 14
+#define GMOCK_PP_INTERNAL_INC_14 15
+#define GMOCK_PP_INTERNAL_INC_15 16
+#define GMOCK_PP_INTERNAL_COMMA_IF_0
+#define GMOCK_PP_INTERNAL_COMMA_IF_1 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_2 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_3 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_4 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_5 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_6 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_7 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_8 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_9 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_10 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_11 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_12 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_13 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_14 ,
+#define GMOCK_PP_INTERNAL_COMMA_IF_15 ,
+#define GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, _element) \
+ _Macro(_i, _Data, _element)
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_0(_i, _Macro, _Data, _Tuple)
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_1(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple)
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_2(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_1(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_3(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_2(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_4(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_3(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_5(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_4(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_6(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_5(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_7(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_6(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_8(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_7(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_9(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_8(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_10(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_9(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_11(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_10(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_12(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_11(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_13(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_12(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_14(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_13(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_15(_i, _Macro, _Data, _Tuple) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \
+ GMOCK_PP_INTERNAL_FOR_EACH_IMPL_14(GMOCK_PP_INC(_i), _Macro, _Data, \
+ (GMOCK_PP_TAIL _Tuple))
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_0(_i, _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_1(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, )
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_2(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_1(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_3(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_2(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_4(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_3(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_5(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_4(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_6(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_5(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_7(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_6(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_8(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_7(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_9(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_8(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_10(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_9(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_11(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_10(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_12(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_11(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_13(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_12(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_14(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_13(GMOCK_PP_INC(_i), _Macro, _Data)
+#define GMOCK_PP_INTERNAL_REPEAT_IMPL_15(_i, _Macro, _Data) \
+ GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, ) \
+ GMOCK_PP_INTERNAL_REPEAT_IMPL_14(GMOCK_PP_INC(_i), _Macro, _Data)
+
+#endif // THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_PP_H_
diff --git a/googlemock/test/gmock-function-mocker_test.cc b/googlemock/test/gmock-function-mocker_test.cc
new file mode 100644
index 00000000..007e86c2
--- /dev/null
+++ b/googlemock/test/gmock-function-mocker_test.cc
@@ -0,0 +1,659 @@
+// Copyright 2007, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+// Google Mock - a framework for writing C++ mock classes.
+//
+// This file tests the function mocker classes.
+#include "gmock/gmock-generated-function-mockers.h"
+
+#if GTEST_OS_WINDOWS
+// MSDN says the header file to be included for STDMETHOD is BaseTyps.h but
+// we are getting compiler errors if we use basetyps.h, hence including
+// objbase.h for definition of STDMETHOD.
+# include <objbase.h>
+#endif // GTEST_OS_WINDOWS
+
+#include <map>
+#include <string>
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+
+// There is a bug in MSVC (fixed in VS 2008) that prevents creating a
+// mock for a function with const arguments, so we don't test such
+// cases for MSVC versions older than 2008.
+#if !GTEST_OS_WINDOWS || (_MSC_VER >= 1500)
+# define GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS
+#endif // !GTEST_OS_WINDOWS || (_MSC_VER >= 1500)
+
+namespace testing {
+namespace gmock_function_mocker_test {
+
+using testing::_;
+using testing::A;
+using testing::An;
+using testing::AnyNumber;
+using testing::Const;
+using testing::DoDefault;
+using testing::Eq;
+using testing::Lt;
+using testing::MockFunction;
+using testing::Ref;
+using testing::Return;
+using testing::ReturnRef;
+using testing::TypedEq;
+
+class FooInterface {
+ public:
+ virtual ~FooInterface() {}
+
+ virtual void VoidReturning(int x) = 0;
+
+ virtual int Nullary() = 0;
+ virtual bool Unary(int x) = 0;
+ virtual long Binary(short x, int y) = 0; // NOLINT
+ virtual int Decimal(bool b, char c, short d, int e, long f, // NOLINT
+ float g, double h, unsigned i, char* j,
+ const std::string& k) = 0;
+
+ virtual bool TakesNonConstReference(int& n) = 0; // NOLINT
+ virtual std::string TakesConstReference(const int& n) = 0;
+#ifdef GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS
+ virtual bool TakesConst(const int x) = 0;
+#endif // GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS
+
+ virtual int OverloadedOnArgumentNumber() = 0;
+ virtual int OverloadedOnArgumentNumber(int n) = 0;
+
+ virtual int OverloadedOnArgumentType(int n) = 0;
+ virtual char OverloadedOnArgumentType(char c) = 0;
+
+ virtual int OverloadedOnConstness() = 0;
+ virtual char OverloadedOnConstness() const = 0;
+
+ virtual int TypeWithHole(int (*func)()) = 0;
+ virtual int TypeWithComma(const std::map<int, std::string>& a_map) = 0;
+
+#if GTEST_OS_WINDOWS
+ STDMETHOD_(int, CTNullary)() = 0;
+ STDMETHOD_(bool, CTUnary)(int x) = 0;
+ STDMETHOD_(int, CTDecimal)
+ (bool b, char c, short d, int e, long f, // NOLINT
+ float g, double h, unsigned i, char* j, const std::string& k) = 0;
+ STDMETHOD_(char, CTConst)(int x) const = 0;
+#endif // GTEST_OS_WINDOWS
+};
+
+// Const qualifiers on arguments were once (incorrectly) considered
+// significant in determining whether two virtual functions had the same
+// signature. This was fixed in Visual Studio 2008. However, the compiler
+// still emits a warning that alerts about this change in behavior.
+#ifdef _MSC_VER
+# pragma warning(push)
+# pragma warning(disable : 4373)
+#endif
+class MockFoo : public FooInterface {
+ public:
+ MockFoo() {}
+
+ // Makes sure that a mock function parameter can be named.
+ MOCK_METHOD(void, VoidReturning, (int n)); // NOLINT
+
+ MOCK_METHOD(int, Nullary, ()); // NOLINT
+
+ // Makes sure that a mock function parameter can be unnamed.
+ MOCK_METHOD(bool, Unary, (int)); // NOLINT
+ MOCK_METHOD(long, Binary, (short, int)); // NOLINT
+ MOCK_METHOD(int, Decimal,
+ (bool, char, short, int, long, float, // NOLINT
+ double, unsigned, char*, const std::string& str),
+ (override));
+
+ MOCK_METHOD(bool, TakesNonConstReference, (int&)); // NOLINT
+ MOCK_METHOD(std::string, TakesConstReference, (const int&));
+
+#ifdef GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS
+ MOCK_METHOD(bool, TakesConst, (const int)); // NOLINT
+#endif
+
+ // Tests that the function return type can contain unprotected comma.
+ MOCK_METHOD((std::map<int, std::string>), ReturnTypeWithComma, (), ());
+ MOCK_METHOD((std::map<int, std::string>), ReturnTypeWithComma, (int),
+ (const)); // NOLINT
+
+ MOCK_METHOD(int, OverloadedOnArgumentNumber, ()); // NOLINT
+ MOCK_METHOD(int, OverloadedOnArgumentNumber, (int)); // NOLINT
+
+ MOCK_METHOD(int, OverloadedOnArgumentType, (int)); // NOLINT
+ MOCK_METHOD(char, OverloadedOnArgumentType, (char)); // NOLINT
+
+ MOCK_METHOD(int, OverloadedOnConstness, (), (override)); // NOLINT
+ MOCK_METHOD(char, OverloadedOnConstness, (), (override, const)); // NOLINT
+
+ MOCK_METHOD(int, TypeWithHole, (int (*)()), ()); // NOLINT
+ MOCK_METHOD(int, TypeWithComma, ((const std::map<int, std::string>&)));
+
+#if GTEST_OS_WINDOWS
+ MOCK_METHOD(int, CTNullary, (), (Calltype(STDMETHODCALLTYPE)));
+ MOCK_METHOD(bool, CTUnary, (int), (Calltype(STDMETHODCALLTYPE)));
+ MOCK_METHOD(int, CTDecimal,
+ (bool b, char c, short d, int e, long f, float g, double h,
+ unsigned i, char* j, const std::string& k),
+ (Calltype(STDMETHODCALLTYPE)));
+ MOCK_METHOD(char, CTConst, (int), (const, Calltype(STDMETHODCALLTYPE)));
+ MOCK_METHOD((std::map<int, std::string>), CTReturnTypeWithComma, (),
+ (Calltype(STDMETHODCALLTYPE)));
+#endif // GTEST_OS_WINDOWS
+
+ private:
+ GTEST_DISALLOW_COPY_AND_ASSIGN_(MockFoo);
+};
+#ifdef _MSC_VER
+# pragma warning(pop)
+#endif
+
+class MockMethodFunctionMockerTest : public testing::Test {
+ protected:
+ MockMethodFunctionMockerTest() : foo_(&mock_foo_) {}
+
+ FooInterface* const foo_;
+ MockFoo mock_foo_;
+};
+
+// Tests mocking a void-returning function.
+TEST_F(MockMethodFunctionMockerTest, MocksVoidFunction) {
+ EXPECT_CALL(mock_foo_, VoidReturning(Lt(100)));
+ foo_->VoidReturning(0);
+}
+
+// Tests mocking a nullary function.
+TEST_F(MockMethodFunctionMockerTest, MocksNullaryFunction) {
+ EXPECT_CALL(mock_foo_, Nullary())
+ .WillOnce(DoDefault())
+ .WillOnce(Return(1));
+
+ EXPECT_EQ(0, foo_->Nullary());
+ EXPECT_EQ(1, foo_->Nullary());
+}
+
+// Tests mocking a unary function.
+TEST_F(MockMethodFunctionMockerTest, MocksUnaryFunction) {
+ EXPECT_CALL(mock_foo_, Unary(Eq(2)))
+ .Times(2)
+ .WillOnce(Return(true));
+
+ EXPECT_TRUE(foo_->Unary(2));
+ EXPECT_FALSE(foo_->Unary(2));
+}
+
+// Tests mocking a binary function.
+TEST_F(MockMethodFunctionMockerTest, MocksBinaryFunction) {
+ EXPECT_CALL(mock_foo_, Binary(2, _))
+ .WillOnce(Return(3));
+
+ EXPECT_EQ(3, foo_->Binary(2, 1));
+}
+
+// Tests mocking a decimal function.
+TEST_F(MockMethodFunctionMockerTest, MocksDecimalFunction) {
+ EXPECT_CALL(mock_foo_, Decimal(true, 'a', 0, 0, 1L, A<float>(),
+ Lt(100), 5U, NULL, "hi"))
+ .WillOnce(Return(5));
+
+ EXPECT_EQ(5, foo_->Decimal(true, 'a', 0, 0, 1, 0, 0, 5, nullptr, "hi"));
+}
+
+// Tests mocking a function that takes a non-const reference.
+TEST_F(MockMethodFunctionMockerTest,
+ MocksFunctionWithNonConstReferenceArgument) {
+ int a = 0;
+ EXPECT_CALL(mock_foo_, TakesNonConstReference(Ref(a)))
+ .WillOnce(Return(true));
+
+ EXPECT_TRUE(foo_->TakesNonConstReference(a));
+}
+
+// Tests mocking a function that takes a const reference.
+TEST_F(MockMethodFunctionMockerTest, MocksFunctionWithConstReferenceArgument) {
+ int a = 0;
+ EXPECT_CALL(mock_foo_, TakesConstReference(Ref(a)))
+ .WillOnce(Return("Hello"));
+
+ EXPECT_EQ("Hello", foo_->TakesConstReference(a));
+}
+
+#ifdef GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS
+// Tests mocking a function that takes a const variable.
+TEST_F(MockMethodFunctionMockerTest, MocksFunctionWithConstArgument) {
+ EXPECT_CALL(mock_foo_, TakesConst(Lt(10)))
+ .WillOnce(DoDefault());
+
+ EXPECT_FALSE(foo_->TakesConst(5));
+}
+#endif // GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS
+
+// Tests mocking functions overloaded on the number of arguments.
+TEST_F(MockMethodFunctionMockerTest, MocksFunctionsOverloadedOnArgumentNumber) {
+ EXPECT_CALL(mock_foo_, OverloadedOnArgumentNumber())
+ .WillOnce(Return(1));
+ EXPECT_CALL(mock_foo_, OverloadedOnArgumentNumber(_))
+ .WillOnce(Return(2));
+
+ EXPECT_EQ(2, foo_->OverloadedOnArgumentNumber(1));
+ EXPECT_EQ(1, foo_->OverloadedOnArgumentNumber());
+}
+
+// Tests mocking functions overloaded on the types of argument.
+TEST_F(MockMethodFunctionMockerTest, MocksFunctionsOverloadedOnArgumentType) {
+ EXPECT_CALL(mock_foo_, OverloadedOnArgumentType(An<int>()))
+ .WillOnce(Return(1));
+ EXPECT_CALL(mock_foo_, OverloadedOnArgumentType(TypedEq<char>('a')))
+ .WillOnce(Return('b'));
+
+ EXPECT_EQ(1, foo_->OverloadedOnArgumentType(0));
+ EXPECT_EQ('b', foo_->OverloadedOnArgumentType('a'));
+}
+
+// Tests mocking functions overloaded on the const-ness of this object.
+TEST_F(MockMethodFunctionMockerTest,
+ MocksFunctionsOverloadedOnConstnessOfThis) {
+ EXPECT_CALL(mock_foo_, OverloadedOnConstness());
+ EXPECT_CALL(Const(mock_foo_), OverloadedOnConstness())
+ .WillOnce(Return('a'));
+
+ EXPECT_EQ(0, foo_->OverloadedOnConstness());
+ EXPECT_EQ('a', Const(*foo_).OverloadedOnConstness());
+}
+
+TEST_F(MockMethodFunctionMockerTest, MocksReturnTypeWithComma) {
+ const std::map<int, std::string> a_map;
+ EXPECT_CALL(mock_foo_, ReturnTypeWithComma())
+ .WillOnce(Return(a_map));
+ EXPECT_CALL(mock_foo_, ReturnTypeWithComma(42))
+ .WillOnce(Return(a_map));
+
+ EXPECT_EQ(a_map, mock_foo_.ReturnTypeWithComma());
+ EXPECT_EQ(a_map, mock_foo_.ReturnTypeWithComma(42));
+}
+
+#if GTEST_OS_WINDOWS
+// Tests mocking a nullary function with calltype.
+TEST_F(MockMethodFunctionMockerTest, MocksNullaryFunctionWithCallType) {
+ EXPECT_CALL(mock_foo_, CTNullary())
+ .WillOnce(Return(-1))
+ .WillOnce(Return(0));
+
+ EXPECT_EQ(-1, foo_->CTNullary());
+ EXPECT_EQ(0, foo_->CTNullary());
+}
+
+// Tests mocking a unary function with calltype.
+TEST_F(MockMethodFunctionMockerTest, MocksUnaryFunctionWithCallType) {
+ EXPECT_CALL(mock_foo_, CTUnary(Eq(2)))
+ .Times(2)
+ .WillOnce(Return(true))
+ .WillOnce(Return(false));
+
+ EXPECT_TRUE(foo_->CTUnary(2));
+ EXPECT_FALSE(foo_->CTUnary(2));
+}
+
+// Tests mocking a decimal function with calltype.
+TEST_F(MockMethodFunctionMockerTest, MocksDecimalFunctionWithCallType) {
+ EXPECT_CALL(mock_foo_, CTDecimal(true, 'a', 0, 0, 1L, A<float>(),
+ Lt(100), 5U, NULL, "hi"))
+ .WillOnce(Return(10));
+
+ EXPECT_EQ(10, foo_->CTDecimal(true, 'a', 0, 0, 1, 0, 0, 5, NULL, "hi"));
+}
+
+// Tests mocking functions overloaded on the const-ness of this object.
+TEST_F(MockMethodFunctionMockerTest, MocksFunctionsConstFunctionWithCallType) {
+ EXPECT_CALL(Const(mock_foo_), CTConst(_))
+ .WillOnce(Return('a'));
+
+ EXPECT_EQ('a', Const(*foo_).CTConst(0));
+}
+
+TEST_F(MockMethodFunctionMockerTest, MocksReturnTypeWithCommaAndCallType) {
+ const std::map<int, std::string> a_map;
+ EXPECT_CALL(mock_foo_, CTReturnTypeWithComma())
+ .WillOnce(Return(a_map));
+
+ EXPECT_EQ(a_map, mock_foo_.CTReturnTypeWithComma());
+}
+
+#endif // GTEST_OS_WINDOWS
+
+class MockB {
+ public:
+ MockB() {}
+
+ MOCK_METHOD(void, DoB, ());
+
+ private:
+ GTEST_DISALLOW_COPY_AND_ASSIGN_(MockB);
+};
+
+// Tests that functions with no EXPECT_CALL() rules can be called any
+// number of times.
+TEST(MockMethodExpectCallTest, UnmentionedFunctionCanBeCalledAnyNumberOfTimes) {
+ {
+ MockB b;
+ }
+
+ {
+ MockB b;
+ b.DoB();
+ }
+
+ {
+ MockB b;
+ b.DoB();
+ b.DoB();
+ }
+}
+
+// Tests mocking template interfaces.
+
+template <typename T>
+class StackInterface {
+ public:
+ virtual ~StackInterface() {}
+
+ // Template parameter appears in function parameter.
+ virtual void Push(const T& value) = 0;
+ virtual void Pop() = 0;
+ virtual int GetSize() const = 0;
+ // Template parameter appears in function return type.
+ virtual const T& GetTop() const = 0;
+};
+
+template <typename T>
+class MockStack : public StackInterface<T> {
+ public:
+ MockStack() {}
+
+ MOCK_METHOD(void, Push, (const T& elem), ());
+ MOCK_METHOD(void, Pop, (), (final));
+ MOCK_METHOD(int, GetSize, (), (const, override));
+ MOCK_METHOD(const T&, GetTop, (), (const));
+
+ // Tests that the function return type can contain unprotected comma.
+ MOCK_METHOD((std::map<int, int>), ReturnTypeWithComma, (), ());
+ MOCK_METHOD((std::map<int, int>), ReturnTypeWithComma, (int), (const));
+
+ private:
+ GTEST_DISALLOW_COPY_AND_ASSIGN_(MockStack);
+};
+
+// Tests that template mock works.
+TEST(MockMethodTemplateMockTest, Works) {
+ MockStack<int> mock;
+
+ EXPECT_CALL(mock, GetSize())
+ .WillOnce(Return(0))
+ .WillOnce(Return(1))
+ .WillOnce(Return(0));
+ EXPECT_CALL(mock, Push(_));
+ int n = 5;
+ EXPECT_CALL(mock, GetTop())
+ .WillOnce(ReturnRef(n));
+ EXPECT_CALL(mock, Pop())
+ .Times(AnyNumber());
+
+ EXPECT_EQ(0, mock.GetSize());
+ mock.Push(5);
+ EXPECT_EQ(1, mock.GetSize());
+ EXPECT_EQ(5, mock.GetTop());
+ mock.Pop();
+ EXPECT_EQ(0, mock.GetSize());
+}
+
+TEST(MockMethodTemplateMockTest, MethodWithCommaInReturnTypeWorks) {
+ MockStack<int> mock;
+
+ const std::map<int, int> a_map;
+ EXPECT_CALL(mock, ReturnTypeWithComma())
+ .WillOnce(Return(a_map));
+ EXPECT_CALL(mock, ReturnTypeWithComma(1))
+ .WillOnce(Return(a_map));
+
+ EXPECT_EQ(a_map, mock.ReturnTypeWithComma());
+ EXPECT_EQ(a_map, mock.ReturnTypeWithComma(1));
+}
+
+#if GTEST_OS_WINDOWS
+// Tests mocking template interfaces with calltype.
+
+template <typename T>
+class StackInterfaceWithCallType {
+ public:
+ virtual ~StackInterfaceWithCallType() {}
+
+ // Template parameter appears in function parameter.
+ STDMETHOD_(void, Push)(const T& value) = 0;
+ STDMETHOD_(void, Pop)() = 0;
+ STDMETHOD_(int, GetSize)() const = 0;
+ // Template parameter appears in function return type.
+ STDMETHOD_(const T&, GetTop)() const = 0;
+};
+
+template <typename T>
+class MockStackWithCallType : public StackInterfaceWithCallType<T> {
+ public:
+ MockStackWithCallType() {}
+
+ MOCK_METHOD(void, Push, (const T& elem),
+ (Calltype(STDMETHODCALLTYPE), override));
+ MOCK_METHOD(void, Pop, (), (Calltype(STDMETHODCALLTYPE), override));
+ MOCK_METHOD(int, GetSize, (), (Calltype(STDMETHODCALLTYPE), override, const));
+ MOCK_METHOD(const T&, GetTop, (),
+ (Calltype(STDMETHODCALLTYPE), override, const));
+
+ private:
+ GTEST_DISALLOW_COPY_AND_ASSIGN_(MockStackWithCallType);
+};
+
+// Tests that template mock with calltype works.
+TEST(MockMethodTemplateMockTestWithCallType, Works) {
+ MockStackWithCallType<int> mock;
+
+ EXPECT_CALL(mock, GetSize())
+ .WillOnce(Return(0))
+ .WillOnce(Return(1))
+ .WillOnce(Return(0));
+ EXPECT_CALL(mock, Push(_));
+ int n = 5;
+ EXPECT_CALL(mock, GetTop())
+ .WillOnce(ReturnRef(n));
+ EXPECT_CALL(mock, Pop())
+ .Times(AnyNumber());
+
+ EXPECT_EQ(0, mock.GetSize());
+ mock.Push(5);
+ EXPECT_EQ(1, mock.GetSize());
+ EXPECT_EQ(5, mock.GetTop());
+ mock.Pop();
+ EXPECT_EQ(0, mock.GetSize());
+}
+#endif // GTEST_OS_WINDOWS
+
+#define MY_MOCK_METHODS1_ \
+ MOCK_METHOD(void, Overloaded, ()); \
+ MOCK_METHOD(int, Overloaded, (int), (const)); \
+ MOCK_METHOD(bool, Overloaded, (bool f, int n))
+
+class MockOverloadedOnArgNumber {
+ public:
+ MockOverloadedOnArgNumber() {}
+
+ MY_MOCK_METHODS1_;
+
+ private:
+ GTEST_DISALLOW_COPY_AND_ASSIGN_(MockOverloadedOnArgNumber);
+};
+
+TEST(MockMethodOverloadedMockMethodTest, CanOverloadOnArgNumberInMacroBody) {
+ MockOverloadedOnArgNumber mock;
+ EXPECT_CALL(mock, Overloaded());
+ EXPECT_CALL(mock, Overloaded(1)).WillOnce(Return(2));
+ EXPECT_CALL(mock, Overloaded(true, 1)).WillOnce(Return(true));
+
+ mock.Overloaded();
+ EXPECT_EQ(2, mock.Overloaded(1));
+ EXPECT_TRUE(mock.Overloaded(true, 1));
+}
+
+#define MY_MOCK_METHODS2_ \
+ MOCK_CONST_METHOD1(Overloaded, int(int n)); \
+ MOCK_METHOD1(Overloaded, int(int n));
+
+class MockOverloadedOnConstness {
+ public:
+ MockOverloadedOnConstness() {}
+
+ MY_MOCK_METHODS2_;
+
+ private:
+ GTEST_DISALLOW_COPY_AND_ASSIGN_(MockOverloadedOnConstness);
+};
+
+TEST(MockMethodOverloadedMockMethodTest, CanOverloadOnConstnessInMacroBody) {
+ MockOverloadedOnConstness mock;
+ const MockOverloadedOnConstness* const_mock = &mock;
+ EXPECT_CALL(mock, Overloaded(1)).WillOnce(Return(2));
+ EXPECT_CALL(*const_mock, Overloaded(1)).WillOnce(Return(3));
+
+ EXPECT_EQ(2, mock.Overloaded(1));
+ EXPECT_EQ(3, const_mock->Overloaded(1));
+}
+
+TEST(MockMethodMockFunctionTest, WorksForVoidNullary) {
+ MockFunction<void()> foo;
+ EXPECT_CALL(foo, Call());
+ foo.Call();
+}
+
+TEST(MockMethodMockFunctionTest, WorksForNonVoidNullary) {
+ MockFunction<int()> foo;
+ EXPECT_CALL(foo, Call())
+ .WillOnce(Return(1))
+ .WillOnce(Return(2));
+ EXPECT_EQ(1, foo.Call());
+ EXPECT_EQ(2, foo.Call());
+}
+
+TEST(MockMethodMockFunctionTest, WorksForVoidUnary) {
+ MockFunction<void(int)> foo;
+ EXPECT_CALL(foo, Call(1));
+ foo.Call(1);
+}
+
+TEST(MockMethodMockFunctionTest, WorksForNonVoidBinary) {
+ MockFunction<int(bool, int)> foo;
+ EXPECT_CALL(foo, Call(false, 42))
+ .WillOnce(Return(1))
+ .WillOnce(Return(2));
+ EXPECT_CALL(foo, Call(true, Ge(100)))
+ .WillOnce(Return(3));
+ EXPECT_EQ(1, foo.Call(false, 42));
+ EXPECT_EQ(2, foo.Call(false, 42));
+ EXPECT_EQ(3, foo.Call(true, 120));
+}
+
+TEST(MockMethodMockFunctionTest, WorksFor10Arguments) {
+ MockFunction<int(bool a0, char a1, int a2, int a3, int a4,
+ int a5, int a6, char a7, int a8, bool a9)> foo;
+ EXPECT_CALL(foo, Call(_, 'a', _, _, _, _, _, _, _, _))
+ .WillOnce(Return(1))
+ .WillOnce(Return(2));
+ EXPECT_EQ(1, foo.Call(false, 'a', 0, 0, 0, 0, 0, 'b', 0, true));
+ EXPECT_EQ(2, foo.Call(true, 'a', 0, 0, 0, 0, 0, 'b', 1, false));
+}
+
+#if GTEST_HAS_STD_FUNCTION_
+TEST(MockMethodMockFunctionTest, AsStdFunction) {
+ MockFunction<int(int)> foo;
+ auto call = [](const std::function<int(int)> &f, int i) {
+ return f(i);
+ };
+ EXPECT_CALL(foo, Call(1)).WillOnce(Return(-1));
+ EXPECT_CALL(foo, Call(2)).WillOnce(Return(-2));
+ EXPECT_EQ(-1, call(foo.AsStdFunction(), 1));
+ EXPECT_EQ(-2, call(foo.AsStdFunction(), 2));
+}
+
+TEST(MockMethodMockFunctionTest, AsStdFunctionReturnsReference) {
+ MockFunction<int&()> foo;
+ int value = 1;
+ EXPECT_CALL(foo, Call()).WillOnce(ReturnRef(value));
+ int& ref = foo.AsStdFunction()();
+ EXPECT_EQ(1, ref);
+ value = 2;
+ EXPECT_EQ(2, ref);
+}
+
+TEST(MockMethodMockFunctionTest, AsStdFunctionWithReferenceParameter) {
+ MockFunction<int(int &)> foo;
+ auto call = [](const std::function<int(int& )> &f, int &i) {
+ return f(i);
+ };
+ int i = 42;
+ EXPECT_CALL(foo, Call(i)).WillOnce(Return(-1));
+ EXPECT_EQ(-1, call(foo.AsStdFunction(), i));
+}
+
+#endif // GTEST_HAS_STD_FUNCTION_
+
+struct MockMethodSizes0 {
+ MOCK_METHOD(void, func, ());
+};
+struct MockMethodSizes1 {
+ MOCK_METHOD(void, func, (int));
+};
+struct MockMethodSizes2 {
+ MOCK_METHOD(void, func, (int, int));
+};
+struct MockMethodSizes3 {
+ MOCK_METHOD(void, func, (int, int, int));
+};
+struct MockMethodSizes4 {
+ MOCK_METHOD(void, func, (int, int, int, int));
+};
+
+TEST(MockMethodMockFunctionTest, MockMethodSizeOverhead) {
+ EXPECT_EQ(sizeof(MockMethodSizes0), sizeof(MockMethodSizes1));
+ EXPECT_EQ(sizeof(MockMethodSizes0), sizeof(MockMethodSizes2));
+ EXPECT_EQ(sizeof(MockMethodSizes0), sizeof(MockMethodSizes3));
+ EXPECT_EQ(sizeof(MockMethodSizes0), sizeof(MockMethodSizes4));
+}
+
+} // namespace gmock_function_mocker_test
+} // namespace testing
diff --git a/googlemock/test/gmock-pp_test.cc b/googlemock/test/gmock-pp_test.cc
new file mode 100644
index 00000000..7387d398
--- /dev/null
+++ b/googlemock/test/gmock-pp_test.cc
@@ -0,0 +1,73 @@
+#include "gmock/internal/gmock-pp.h"
+
+// Static assertions.
+namespace testing {
+namespace internal {
+namespace gmockpp {
+
+static_assert(GMOCK_PP_CAT(1, 4) == 14, "");
+static_assert(GMOCK_PP_INTERNAL_INTERNAL_16TH(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
+ 12, 13, 14, 15, 16, 17, 18) == 16,
+ "");
+static_assert(GMOCK_PP_NARG() == 1, "");
+static_assert(GMOCK_PP_NARG(x) == 1, "");
+static_assert(GMOCK_PP_NARG(x, y) == 2, "");
+static_assert(GMOCK_PP_NARG(x, y, z) == 3, "");
+static_assert(GMOCK_PP_NARG(x, y, z, w) == 4, "");
+static_assert(!GMOCK_PP_HAS_COMMA(), "");
+static_assert(GMOCK_PP_HAS_COMMA(b, ), "");
+static_assert(!GMOCK_PP_HAS_COMMA((, )), "");
+static_assert(!GMOCK_PP_IS_EMPTY(, ), "");
+static_assert(!GMOCK_PP_IS_EMPTY(a), "");
+static_assert(!GMOCK_PP_IS_EMPTY(()), "");
+static_assert(GMOCK_PP_IF(1, 1, 2) == 1, "");
+static_assert(GMOCK_PP_IF(0, 1, 2) == 2, "");
+static_assert(GMOCK_PP_NARG0(x) == 1, "");
+static_assert(GMOCK_PP_NARG0(x, y) == 2, "");
+static_assert(GMOCK_PP_HEAD(1) == 1, "");
+static_assert(GMOCK_PP_HEAD(1, 2) == 1, "");
+static_assert(GMOCK_PP_HEAD(1, 2, 3) == 1, "");
+static_assert(GMOCK_PP_TAIL(1, 2) == 2, "");
+static_assert(GMOCK_PP_HEAD(GMOCK_PP_TAIL(1, 2, 3)) == 2, "");
+static_assert(!GMOCK_PP_IS_BEGIN_PARENS(sss), "");
+static_assert(!GMOCK_PP_IS_BEGIN_PARENS(sss()), "");
+static_assert(!GMOCK_PP_IS_BEGIN_PARENS(sss() sss), "");
+static_assert(GMOCK_PP_IS_BEGIN_PARENS((sss)), "");
+static_assert(GMOCK_PP_IS_BEGIN_PARENS((sss)ss), "");
+static_assert(!GMOCK_PP_IS_ENCLOSED_PARENS(sss), "");
+static_assert(!GMOCK_PP_IS_ENCLOSED_PARENS(sss()), "");
+static_assert(!GMOCK_PP_IS_ENCLOSED_PARENS(sss() sss), "");
+static_assert(!GMOCK_PP_IS_ENCLOSED_PARENS((sss)ss), "");
+static_assert(GMOCK_PP_REMOVE_PARENS((1 + 1)) * 2 == 3, "");
+static_assert(GMOCK_PP_INC(4) == 5, "");
+
+template <class... Args>
+struct Test {
+ static constexpr int kArgs = sizeof...(Args);
+};
+#define GMOCK_PP_INTERNAL_TYPE_TEST(_i, _Data, _element) \
+ GMOCK_PP_COMMA_IF(_i) _element
+static_assert(Test<GMOCK_PP_FOR_EACH(GMOCK_PP_INTERNAL_TYPE_TEST, ~,
+ (int, float, double, char))>::kArgs == 4,
+ "");
+#define GMOCK_PP_INTERNAL_VAR_TEST_1(_x) 1
+#define GMOCK_PP_INTERNAL_VAR_TEST_2(_x, _y) 2
+#define GMOCK_PP_INTERNAL_VAR_TEST_3(_x, _y, _z) 3
+
+#define GMOCK_PP_INTERNAL_VAR_TEST(...) \
+ GMOCK_PP_VARIADIC_CALL(GMOCK_PP_INTERNAL_VAR_TEST_, __VA_ARGS__)
+static_assert(GMOCK_PP_INTERNAL_VAR_TEST(x, y) == 2, "");
+static_assert(GMOCK_PP_INTERNAL_VAR_TEST(silly) == 1, "");
+static_assert(GMOCK_PP_INTERNAL_VAR_TEST(x, y, z) == 3, "");
+
+// TODO(iserna): The following asserts fail in --config=lexan.
+#define GMOCK_PP_INTERNAL_IS_EMPTY_TEST_1
+static_assert(GMOCK_PP_IS_EMPTY(GMOCK_PP_INTERNAL_IS_EMPTY_TEST_1), "");
+static_assert(GMOCK_PP_IS_EMPTY(), "");
+static_assert(GMOCK_PP_IS_ENCLOSED_PARENS((sss)), "");
+static_assert(GMOCK_PP_IS_EMPTY(GMOCK_PP_TAIL(1)), "");
+static_assert(GMOCK_PP_NARG0() == 0, "");
+
+} // namespace gmockpp
+} // namespace internal
+} // namespace testing
--
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