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Googletest export
Replace uses of ACTION_TEMPLATE and ACTION_P with manually written functors. The latter provide better error diagnostics. This fixes https://github.com/google/googletest/issues/2729. PiperOrigin-RevId: 328573022
This commit is contained in:
Abseil Team
Andy Getz
parent
1e315c5b1a
commit
df6b75949b
@ -1063,6 +1063,105 @@ struct DoAllAction {
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}
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};
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template <typename T, typename... Params>
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struct ReturnNewAction {
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T* operator()() const {
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return internal::Apply(
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[](const Params&... unpacked_params) {
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return new T(unpacked_params...);
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},
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params);
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}
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std::tuple<Params...> params;
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};
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template <size_t k>
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struct ReturnArgAction {
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template <typename... Args>
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auto operator()(const Args&... args) const ->
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typename std::tuple_element<k, std::tuple<Args...>>::type {
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return std::get<k>(std::tie(args...));
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}
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};
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template <size_t k, typename Ptr>
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struct SaveArgAction {
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Ptr pointer;
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template <typename... Args>
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void operator()(const Args&... args) const {
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*pointer = std::get<k>(std::tie(args...));
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}
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};
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template <size_t k, typename Ptr>
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struct SaveArgPointeeAction {
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Ptr pointer;
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template <typename... Args>
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void operator()(const Args&... args) const {
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*pointer = *std::get<k>(std::tie(args...));
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}
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};
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template <size_t k, typename T>
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struct SetArgRefereeAction {
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T value;
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template <typename... Args>
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void operator()(Args&&... args) const {
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using argk_type =
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typename ::std::tuple_element<k, std::tuple<Args...>>::type;
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static_assert(std::is_lvalue_reference<argk_type>::value,
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"Argument must be a reference type.");
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std::get<k>(std::tie(args...)) = value;
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}
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};
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template <size_t k, typename I1, typename I2>
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struct SetArrayArgumentAction {
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I1 first;
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I2 last;
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template <typename... Args>
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void operator()(const Args&... args) const {
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auto value = std::get<k>(std::tie(args...));
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for (auto it = first; it != last; ++it, (void)++value) {
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*value = *it;
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}
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}
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};
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template <size_t k>
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struct DeleteArgAction {
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template <typename... Args>
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void operator()(const Args&... args) const {
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delete std::get<k>(std::tie(args...));
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}
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};
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template <typename Ptr>
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struct ReturnPointeeAction {
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Ptr pointer;
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template <typename... Args>
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auto operator()(const Args&...) const -> decltype(*pointer) {
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return *pointer;
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}
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};
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#if GTEST_HAS_EXCEPTIONS
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template <typename T>
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struct ThrowAction {
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T exception;
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// We use a conversion operator to adapt to any return type.
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template <typename R, typename... Args>
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operator Action<R(Args...)>() const { // NOLINT
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T copy = exception;
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return [copy](Args...) -> R { throw copy; };
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}
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};
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#endif // GTEST_HAS_EXCEPTIONS
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} // namespace internal
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// An Unused object can be implicitly constructed from ANY value.
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@ -1292,22 +1391,6 @@ inline ::std::reference_wrapper<T> ByRef(T& l_value) { // NOLINT
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return ::std::reference_wrapper<T>(l_value);
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}
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namespace internal {
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template <typename T, typename... Params>
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struct ReturnNewAction {
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T* operator()() const {
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return internal::Apply(
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[](const Params&... unpacked_params) {
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return new T(unpacked_params...);
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},
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params);
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}
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std::tuple<Params...> params;
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};
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} // namespace internal
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// The ReturnNew<T>(a1, a2, ..., a_k) action returns a pointer to a new
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// instance of type T, constructed on the heap with constructor arguments
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// a1, a2, ..., and a_k. The caller assumes ownership of the returned value.
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@ -1317,6 +1400,67 @@ internal::ReturnNewAction<T, typename std::decay<Params>::type...> ReturnNew(
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return {std::forward_as_tuple(std::forward<Params>(params)...)};
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}
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// Action ReturnArg<k>() returns the k-th argument of the mock function.
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template <size_t k>
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internal::ReturnArgAction<k> ReturnArg() {
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return {};
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}
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// Action SaveArg<k>(pointer) saves the k-th (0-based) argument of the
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// mock function to *pointer.
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template <size_t k, typename Ptr>
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internal::SaveArgAction<k, Ptr> SaveArg(Ptr pointer) {
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return {pointer};
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}
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// Action SaveArgPointee<k>(pointer) saves the value pointed to
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// by the k-th (0-based) argument of the mock function to *pointer.
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template <size_t k, typename Ptr>
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internal::SaveArgPointeeAction<k, Ptr> SaveArgPointee(Ptr pointer) {
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return {pointer};
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}
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// Action SetArgReferee<k>(value) assigns 'value' to the variable
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// referenced by the k-th (0-based) argument of the mock function.
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template <size_t k, typename T>
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internal::SetArgRefereeAction<k, typename std::decay<T>::type> SetArgReferee(
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T&& value) {
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return {std::forward<T>(value)};
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}
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// Action SetArrayArgument<k>(first, last) copies the elements in
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// source range [first, last) to the array pointed to by the k-th
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// (0-based) argument, which can be either a pointer or an
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// iterator. The action does not take ownership of the elements in the
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// source range.
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template <size_t k, typename I1, typename I2>
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internal::SetArrayArgumentAction<k, I1, I2> SetArrayArgument(I1 first,
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I2 last) {
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return {first, last};
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}
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// Action DeleteArg<k>() deletes the k-th (0-based) argument of the mock
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// function.
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template <size_t k>
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internal::DeleteArgAction<k> DeleteArg() {
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return {};
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}
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// This action returns the value pointed to by 'pointer'.
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template <typename Ptr>
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internal::ReturnPointeeAction<Ptr> ReturnPointee(Ptr pointer) {
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return {pointer};
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}
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// Action Throw(exception) can be used in a mock function of any type
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// to throw the given exception. Any copyable value can be thrown.
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#if GTEST_HAS_EXCEPTIONS
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template <typename T>
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internal::ThrowAction<typename std::decay<T>::type> Throw(T&& exception) {
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return {std::forward<T>(exception)};
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}
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#endif // GTEST_HAS_EXCEPTIONS
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namespace internal {
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// A macro from the ACTION* family (defined later in gmock-generated-actions.h)
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@ -1,162 +0,0 @@
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// 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 some actions that depend on gmock-generated-actions.h.
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// GOOGLETEST_CM0002 DO NOT DELETE
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#ifndef GMOCK_INCLUDE_GMOCK_GMOCK_MORE_ACTIONS_H_
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#define GMOCK_INCLUDE_GMOCK_GMOCK_MORE_ACTIONS_H_
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#include <algorithm>
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#include <type_traits>
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#include "gmock/gmock-generated-actions.h"
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namespace testing {
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namespace internal {
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// An internal replacement for std::copy which mimics its behavior. This is
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// necessary because Visual Studio deprecates ::std::copy, issuing warning 4996.
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// However Visual Studio 2010 and later do not honor #pragmas which disable that
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// warning.
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template<typename InputIterator, typename OutputIterator>
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inline OutputIterator CopyElements(InputIterator first,
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InputIterator last,
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OutputIterator output) {
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for (; first != last; ++first, ++output) {
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*output = *first;
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}
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return output;
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}
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} // namespace internal
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// Various overloads for Invoke().
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// The ACTION*() macros trigger warning C4100 (unreferenced formal
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// parameter) in MSVC with -W4. Unfortunately they cannot be fixed in
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// the macro definition, as the warnings are generated when the macro
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// is expanded and macro expansion cannot contain #pragma. Therefore
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// we suppress them here.
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#ifdef _MSC_VER
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# pragma warning(push)
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# pragma warning(disable:4100)
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#endif
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// Action ReturnArg<k>() returns the k-th argument of the mock function.
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ACTION_TEMPLATE(ReturnArg,
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HAS_1_TEMPLATE_PARAMS(int, k),
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AND_0_VALUE_PARAMS()) {
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return ::std::get<k>(args);
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}
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// Action SaveArg<k>(pointer) saves the k-th (0-based) argument of the
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// mock function to *pointer.
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ACTION_TEMPLATE(SaveArg,
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HAS_1_TEMPLATE_PARAMS(int, k),
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AND_1_VALUE_PARAMS(pointer)) {
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*pointer = ::std::get<k>(args);
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}
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// Action SaveArgPointee<k>(pointer) saves the value pointed to
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// by the k-th (0-based) argument of the mock function to *pointer.
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ACTION_TEMPLATE(SaveArgPointee,
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HAS_1_TEMPLATE_PARAMS(int, k),
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AND_1_VALUE_PARAMS(pointer)) {
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*pointer = *::std::get<k>(args);
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}
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// Action SetArgReferee<k>(value) assigns 'value' to the variable
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// referenced by the k-th (0-based) argument of the mock function.
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ACTION_TEMPLATE(SetArgReferee,
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HAS_1_TEMPLATE_PARAMS(int, k),
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AND_1_VALUE_PARAMS(value)) {
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typedef typename ::std::tuple_element<k, args_type>::type argk_type;
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// Ensures that argument #k is a reference. If you get a compiler
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// error on the next line, you are using SetArgReferee<k>(value) in
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// a mock function whose k-th (0-based) argument is not a reference.
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GTEST_COMPILE_ASSERT_(std::is_reference<argk_type>::value,
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SetArgReferee_must_be_used_with_a_reference_argument);
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::std::get<k>(args) = value;
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}
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// Action SetArrayArgument<k>(first, last) copies the elements in
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// source range [first, last) to the array pointed to by the k-th
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// (0-based) argument, which can be either a pointer or an
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// iterator. The action does not take ownership of the elements in the
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// source range.
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ACTION_TEMPLATE(SetArrayArgument,
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HAS_1_TEMPLATE_PARAMS(int, k),
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AND_2_VALUE_PARAMS(first, last)) {
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// Visual Studio deprecates ::std::copy, so we use our own copy in that case.
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#ifdef _MSC_VER
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internal::CopyElements(first, last, ::std::get<k>(args));
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#else
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::std::copy(first, last, ::std::get<k>(args));
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#endif
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}
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// Action DeleteArg<k>() deletes the k-th (0-based) argument of the mock
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// function.
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ACTION_TEMPLATE(DeleteArg,
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HAS_1_TEMPLATE_PARAMS(int, k),
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AND_0_VALUE_PARAMS()) {
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delete ::std::get<k>(args);
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}
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// This action returns the value pointed to by 'pointer'.
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ACTION_P(ReturnPointee, pointer) { return *pointer; }
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// Action Throw(exception) can be used in a mock function of any type
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// to throw the given exception. Any copyable value can be thrown.
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#if GTEST_HAS_EXCEPTIONS
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// Suppresses the 'unreachable code' warning that VC generates in opt modes.
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# ifdef _MSC_VER
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# pragma warning(push) // Saves the current warning state.
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# pragma warning(disable:4702) // Temporarily disables warning 4702.
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# endif
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ACTION_P(Throw, exception) { throw exception; }
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# ifdef _MSC_VER
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# pragma warning(pop) // Restores the warning state.
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# endif
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#endif // GTEST_HAS_EXCEPTIONS
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#ifdef _MSC_VER
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# pragma warning(pop)
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#endif
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} // namespace testing
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#endif // GMOCK_INCLUDE_GMOCK_GMOCK_MORE_ACTIONS_H_
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@ -61,7 +61,6 @@
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#include "gmock/gmock-function-mocker.h"
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#include "gmock/gmock-generated-actions.h"
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#include "gmock/gmock-matchers.h"
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#include "gmock/gmock-more-actions.h"
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#include "gmock/gmock-more-matchers.h"
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#include "gmock/gmock-nice-strict.h"
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#include "gmock/internal/gmock-internal-utils.h"
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@ -27,18 +27,16 @@
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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 tests the built-in actions in gmock-more-actions.h.
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#include "gmock/gmock-more-actions.h"
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// This file tests the built-in actions in gmock-actions.h.
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#include <functional>
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#include <memory>
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#include <sstream>
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#include <string>
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#include "gmock/gmock-actions.h"
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#include "gmock/gmock.h"
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#include "gtest/gtest-spi.h"
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#include "gtest/gtest.h"
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