| Index: third_party/gmock/include/gmock/gmock-actions.h
|
| diff --git a/third_party/gmock/include/gmock/gmock-actions.h b/third_party/gmock/include/gmock/gmock-actions.h
|
| deleted file mode 100644
|
| index 214b2912c2f8d40f0270fcebd7f371d08ec4e946..0000000000000000000000000000000000000000
|
| --- a/third_party/gmock/include/gmock/gmock-actions.h
|
| +++ /dev/null
|
| @@ -1,981 +0,0 @@
|
| -// 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.
|
| -//
|
| -// Author: wan@google.com (Zhanyong Wan)
|
| -
|
| -// Google Mock - a framework for writing C++ mock classes.
|
| -//
|
| -// This file implements some commonly used actions.
|
| -
|
| -#ifndef GMOCK_INCLUDE_GMOCK_GMOCK_ACTIONS_H_
|
| -#define GMOCK_INCLUDE_GMOCK_GMOCK_ACTIONS_H_
|
| -
|
| -#include <algorithm>
|
| -#include <string>
|
| -
|
| -#ifndef _WIN32_WCE
|
| -#include <errno.h>
|
| -#endif
|
| -
|
| -#include <gmock/gmock-printers.h>
|
| -#include <gmock/internal/gmock-internal-utils.h>
|
| -#include <gmock/internal/gmock-port.h>
|
| -
|
| -namespace testing {
|
| -
|
| -// To implement an action Foo, define:
|
| -// 1. a class FooAction that implements the ActionInterface interface, and
|
| -// 2. a factory function that creates an Action object from a
|
| -// const FooAction*.
|
| -//
|
| -// The two-level delegation design follows that of Matcher, providing
|
| -// consistency for extension developers. It also eases ownership
|
| -// management as Action objects can now be copied like plain values.
|
| -
|
| -namespace internal {
|
| -
|
| -template <typename F>
|
| -class MonomorphicDoDefaultActionImpl;
|
| -
|
| -template <typename F1, typename F2>
|
| -class ActionAdaptor;
|
| -
|
| -// BuiltInDefaultValue<T>::Get() returns the "built-in" default
|
| -// value for type T, which is NULL when T is a pointer type, 0 when T
|
| -// is a numeric type, false when T is bool, or "" when T is string or
|
| -// std::string. For any other type T, this value is undefined and the
|
| -// function will abort the process.
|
| -template <typename T>
|
| -class BuiltInDefaultValue {
|
| - public:
|
| - // This function returns true iff type T has a built-in default value.
|
| - static bool Exists() { return false; }
|
| - static T Get() {
|
| - Assert(false, __FILE__, __LINE__,
|
| - "Default action undefined for the function return type.");
|
| - return internal::Invalid<T>();
|
| - // The above statement will never be reached, but is required in
|
| - // order for this function to compile.
|
| - }
|
| -};
|
| -
|
| -// This partial specialization says that we use the same built-in
|
| -// default value for T and const T.
|
| -template <typename T>
|
| -class BuiltInDefaultValue<const T> {
|
| - public:
|
| - static bool Exists() { return BuiltInDefaultValue<T>::Exists(); }
|
| - static T Get() { return BuiltInDefaultValue<T>::Get(); }
|
| -};
|
| -
|
| -// This partial specialization defines the default values for pointer
|
| -// types.
|
| -template <typename T>
|
| -class BuiltInDefaultValue<T*> {
|
| - public:
|
| - static bool Exists() { return true; }
|
| - static T* Get() { return NULL; }
|
| -};
|
| -
|
| -// The following specializations define the default values for
|
| -// specific types we care about.
|
| -#define GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(type, value) \
|
| - template <> \
|
| - class BuiltInDefaultValue<type> { \
|
| - public: \
|
| - static bool Exists() { return true; } \
|
| - static type Get() { return value; } \
|
| - }
|
| -
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(void, ); // NOLINT
|
| -#if GTEST_HAS_GLOBAL_STRING
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(::string, "");
|
| -#endif // GTEST_HAS_GLOBAL_STRING
|
| -#if GTEST_HAS_STD_STRING
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(::std::string, "");
|
| -#endif // GTEST_HAS_STD_STRING
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(bool, false);
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(unsigned char, '\0');
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(signed char, '\0');
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(char, '\0');
|
| -
|
| -// There's no need for a default action for signed wchar_t, as that
|
| -// type is the same as wchar_t for gcc, and invalid for MSVC.
|
| -//
|
| -// There's also no need for a default action for unsigned wchar_t, as
|
| -// that type is the same as unsigned int for gcc, and invalid for
|
| -// MSVC.
|
| -#if GMOCK_WCHAR_T_IS_NATIVE_
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(wchar_t, 0U); // NOLINT
|
| -#endif
|
| -
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(unsigned short, 0U); // NOLINT
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(signed short, 0); // NOLINT
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(unsigned int, 0U);
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(signed int, 0);
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(unsigned long, 0UL); // NOLINT
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(signed long, 0L); // NOLINT
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(UInt64, 0);
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(Int64, 0);
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(float, 0);
|
| -GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(double, 0);
|
| -
|
| -#undef GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_
|
| -
|
| -} // namespace internal
|
| -
|
| -// When an unexpected function call is encountered, Google Mock will
|
| -// let it return a default value if the user has specified one for its
|
| -// return type, or if the return type has a built-in default value;
|
| -// otherwise Google Mock won't know what value to return and will have
|
| -// to abort the process.
|
| -//
|
| -// The DefaultValue<T> class allows a user to specify the
|
| -// default value for a type T that is both copyable and publicly
|
| -// destructible (i.e. anything that can be used as a function return
|
| -// type). The usage is:
|
| -//
|
| -// // Sets the default value for type T to be foo.
|
| -// DefaultValue<T>::Set(foo);
|
| -template <typename T>
|
| -class DefaultValue {
|
| - public:
|
| - // Sets the default value for type T; requires T to be
|
| - // copy-constructable and have a public destructor.
|
| - static void Set(T x) {
|
| - delete value_;
|
| - value_ = new T(x);
|
| - }
|
| -
|
| - // Unsets the default value for type T.
|
| - static void Clear() {
|
| - delete value_;
|
| - value_ = NULL;
|
| - }
|
| -
|
| - // Returns true iff the user has set the default value for type T.
|
| - static bool IsSet() { return value_ != NULL; }
|
| -
|
| - // Returns true if T has a default return value set by the user or there
|
| - // exists a built-in default value.
|
| - static bool Exists() {
|
| - return IsSet() || internal::BuiltInDefaultValue<T>::Exists();
|
| - }
|
| -
|
| - // Returns the default value for type T if the user has set one;
|
| - // otherwise returns the built-in default value if there is one;
|
| - // otherwise aborts the process.
|
| - static T Get() {
|
| - return value_ == NULL ?
|
| - internal::BuiltInDefaultValue<T>::Get() : *value_;
|
| - }
|
| - private:
|
| - static const T* value_;
|
| -};
|
| -
|
| -// This partial specialization allows a user to set default values for
|
| -// reference types.
|
| -template <typename T>
|
| -class DefaultValue<T&> {
|
| - public:
|
| - // Sets the default value for type T&.
|
| - static void Set(T& x) { // NOLINT
|
| - address_ = &x;
|
| - }
|
| -
|
| - // Unsets the default value for type T&.
|
| - static void Clear() {
|
| - address_ = NULL;
|
| - }
|
| -
|
| - // Returns true iff the user has set the default value for type T&.
|
| - static bool IsSet() { return address_ != NULL; }
|
| -
|
| - // Returns true if T has a default return value set by the user or there
|
| - // exists a built-in default value.
|
| - static bool Exists() {
|
| - return IsSet() || internal::BuiltInDefaultValue<T&>::Exists();
|
| - }
|
| -
|
| - // Returns the default value for type T& if the user has set one;
|
| - // otherwise returns the built-in default value if there is one;
|
| - // otherwise aborts the process.
|
| - static T& Get() {
|
| - return address_ == NULL ?
|
| - internal::BuiltInDefaultValue<T&>::Get() : *address_;
|
| - }
|
| - private:
|
| - static T* address_;
|
| -};
|
| -
|
| -// This specialization allows DefaultValue<void>::Get() to
|
| -// compile.
|
| -template <>
|
| -class DefaultValue<void> {
|
| - public:
|
| - static bool Exists() { return true; }
|
| - static void Get() {}
|
| -};
|
| -
|
| -// Points to the user-set default value for type T.
|
| -template <typename T>
|
| -const T* DefaultValue<T>::value_ = NULL;
|
| -
|
| -// Points to the user-set default value for type T&.
|
| -template <typename T>
|
| -T* DefaultValue<T&>::address_ = NULL;
|
| -
|
| -// Implement this interface to define an action for function type F.
|
| -template <typename F>
|
| -class ActionInterface {
|
| - public:
|
| - typedef typename internal::Function<F>::Result Result;
|
| - typedef typename internal::Function<F>::ArgumentTuple ArgumentTuple;
|
| -
|
| - ActionInterface() : is_do_default_(false) {}
|
| -
|
| - virtual ~ActionInterface() {}
|
| -
|
| - // Performs the action. This method is not const, as in general an
|
| - // action can have side effects and be stateful. For example, a
|
| - // get-the-next-element-from-the-collection action will need to
|
| - // remember the current element.
|
| - virtual Result Perform(const ArgumentTuple& args) = 0;
|
| -
|
| - // Returns true iff this is the DoDefault() action.
|
| - bool IsDoDefault() const { return is_do_default_; }
|
| - private:
|
| - template <typename Function>
|
| - friend class internal::MonomorphicDoDefaultActionImpl;
|
| -
|
| - // This private constructor is reserved for implementing
|
| - // DoDefault(), the default action for a given mock function.
|
| - explicit ActionInterface(bool is_do_default)
|
| - : is_do_default_(is_do_default) {}
|
| -
|
| - // True iff this action is DoDefault().
|
| - const bool is_do_default_;
|
| -};
|
| -
|
| -// An Action<F> is a copyable and IMMUTABLE (except by assignment)
|
| -// object that represents an action to be taken when a mock function
|
| -// of type F is called. The implementation of Action<T> is just a
|
| -// linked_ptr to const ActionInterface<T>, so copying is fairly cheap.
|
| -// Don't inherit from Action!
|
| -//
|
| -// You can view an object implementing ActionInterface<F> as a
|
| -// concrete action (including its current state), and an Action<F>
|
| -// object as a handle to it.
|
| -template <typename F>
|
| -class Action {
|
| - public:
|
| - typedef typename internal::Function<F>::Result Result;
|
| - typedef typename internal::Function<F>::ArgumentTuple ArgumentTuple;
|
| -
|
| - // Constructs a null Action. Needed for storing Action objects in
|
| - // STL containers.
|
| - Action() : impl_(NULL) {}
|
| -
|
| - // Constructs an Action from its implementation.
|
| - explicit Action(ActionInterface<F>* impl) : impl_(impl) {}
|
| -
|
| - // Copy constructor.
|
| - Action(const Action& action) : impl_(action.impl_) {}
|
| -
|
| - // This constructor allows us to turn an Action<Func> object into an
|
| - // Action<F>, as long as F's arguments can be implicitly converted
|
| - // to Func's and Func's return type can be implicitly converted to
|
| - // F's.
|
| - template <typename Func>
|
| - explicit Action(const Action<Func>& action);
|
| -
|
| - // Returns true iff this is the DoDefault() action.
|
| - bool IsDoDefault() const { return impl_->IsDoDefault(); }
|
| -
|
| - // Performs the action. Note that this method is const even though
|
| - // the corresponding method in ActionInterface is not. The reason
|
| - // is that a const Action<F> means that it cannot be re-bound to
|
| - // another concrete action, not that the concrete action it binds to
|
| - // cannot change state. (Think of the difference between a const
|
| - // pointer and a pointer to const.)
|
| - Result Perform(const ArgumentTuple& args) const {
|
| - return impl_->Perform(args);
|
| - }
|
| - private:
|
| - template <typename F1, typename F2>
|
| - friend class internal::ActionAdaptor;
|
| -
|
| - internal::linked_ptr<ActionInterface<F> > impl_;
|
| -};
|
| -
|
| -// The PolymorphicAction class template makes it easy to implement a
|
| -// polymorphic action (i.e. an action that can be used in mock
|
| -// functions of than one type, e.g. Return()).
|
| -//
|
| -// To define a polymorphic action, a user first provides a COPYABLE
|
| -// implementation class that has a Perform() method template:
|
| -//
|
| -// class FooAction {
|
| -// public:
|
| -// template <typename Result, typename ArgumentTuple>
|
| -// Result Perform(const ArgumentTuple& args) const {
|
| -// // Processes the arguments and returns a result, using
|
| -// // tr1::get<N>(args) to get the N-th (0-based) argument in the tuple.
|
| -// }
|
| -// ...
|
| -// };
|
| -//
|
| -// Then the user creates the polymorphic action using
|
| -// MakePolymorphicAction(object) where object has type FooAction. See
|
| -// the definition of Return(void) and SetArgumentPointee<N>(value) for
|
| -// complete examples.
|
| -template <typename Impl>
|
| -class PolymorphicAction {
|
| - public:
|
| - explicit PolymorphicAction(const Impl& impl) : impl_(impl) {}
|
| -
|
| - template <typename F>
|
| - operator Action<F>() const {
|
| - return Action<F>(new MonomorphicImpl<F>(impl_));
|
| - }
|
| - private:
|
| - template <typename F>
|
| - class MonomorphicImpl : public ActionInterface<F> {
|
| - public:
|
| - typedef typename internal::Function<F>::Result Result;
|
| - typedef typename internal::Function<F>::ArgumentTuple ArgumentTuple;
|
| -
|
| - explicit MonomorphicImpl(const Impl& impl) : impl_(impl) {}
|
| -
|
| - virtual Result Perform(const ArgumentTuple& args) {
|
| - return impl_.template Perform<Result>(args);
|
| - }
|
| -
|
| - private:
|
| - Impl impl_;
|
| - };
|
| -
|
| - Impl impl_;
|
| -};
|
| -
|
| -// Creates an Action from its implementation and returns it. The
|
| -// created Action object owns the implementation.
|
| -template <typename F>
|
| -Action<F> MakeAction(ActionInterface<F>* impl) {
|
| - return Action<F>(impl);
|
| -}
|
| -
|
| -// Creates a polymorphic action from its implementation. This is
|
| -// easier to use than the PolymorphicAction<Impl> constructor as it
|
| -// doesn't require you to explicitly write the template argument, e.g.
|
| -//
|
| -// MakePolymorphicAction(foo);
|
| -// vs
|
| -// PolymorphicAction<TypeOfFoo>(foo);
|
| -template <typename Impl>
|
| -inline PolymorphicAction<Impl> MakePolymorphicAction(const Impl& impl) {
|
| - return PolymorphicAction<Impl>(impl);
|
| -}
|
| -
|
| -namespace internal {
|
| -
|
| -// Allows an Action<F2> object to pose as an Action<F1>, as long as F2
|
| -// and F1 are compatible.
|
| -template <typename F1, typename F2>
|
| -class ActionAdaptor : public ActionInterface<F1> {
|
| - public:
|
| - typedef typename internal::Function<F1>::Result Result;
|
| - typedef typename internal::Function<F1>::ArgumentTuple ArgumentTuple;
|
| -
|
| - explicit ActionAdaptor(const Action<F2>& from) : impl_(from.impl_) {}
|
| -
|
| - virtual Result Perform(const ArgumentTuple& args) {
|
| - return impl_->Perform(args);
|
| - }
|
| - private:
|
| - const internal::linked_ptr<ActionInterface<F2> > impl_;
|
| -};
|
| -
|
| -// Implements the polymorphic Return(x) action, which can be used in
|
| -// any function that returns the type of x, regardless of the argument
|
| -// types.
|
| -//
|
| -// Note: The value passed into Return must be converted into
|
| -// Function<F>::Result when this action is cast to Action<F> rather than
|
| -// when that action is performed. This is important in scenarios like
|
| -//
|
| -// MOCK_METHOD1(Method, T(U));
|
| -// ...
|
| -// {
|
| -// Foo foo;
|
| -// X x(&foo);
|
| -// EXPECT_CALL(mock, Method(_)).WillOnce(Return(x));
|
| -// }
|
| -//
|
| -// In the example above the variable x holds reference to foo which leaves
|
| -// scope and gets destroyed. If copying X just copies a reference to foo,
|
| -// that copy will be left with a hanging reference. If conversion to T
|
| -// makes a copy of foo, the above code is safe. To support that scenario, we
|
| -// need to make sure that the type conversion happens inside the EXPECT_CALL
|
| -// statement, and conversion of the result of Return to Action<T(U)> is a
|
| -// good place for that.
|
| -//
|
| -template <typename R>
|
| -class ReturnAction {
|
| - public:
|
| - // Constructs a ReturnAction object from the value to be returned.
|
| - // 'value' is passed by value instead of by const reference in order
|
| - // to allow Return("string literal") to compile.
|
| - explicit ReturnAction(R value) : value_(value) {}
|
| -
|
| - // This template type conversion operator allows Return(x) to be
|
| - // used in ANY function that returns x's type.
|
| - template <typename F>
|
| - operator Action<F>() const {
|
| - // Assert statement belongs here because this is the best place to verify
|
| - // conditions on F. It produces the clearest error messages
|
| - // in most compilers.
|
| - // Impl really belongs in this scope as a local class but can't
|
| - // because MSVC produces duplicate symbols in different translation units
|
| - // in this case. Until MS fixes that bug we put Impl into the class scope
|
| - // and put the typedef both here (for use in assert statement) and
|
| - // in the Impl class. But both definitions must be the same.
|
| - typedef typename Function<F>::Result Result;
|
| - GMOCK_COMPILE_ASSERT_(
|
| - !internal::is_reference<Result>::value,
|
| - use_ReturnRef_instead_of_Return_to_return_a_reference);
|
| - return Action<F>(new Impl<F>(value_));
|
| - }
|
| - private:
|
| - // Implements the Return(x) action for a particular function type F.
|
| - template <typename F>
|
| - class Impl : public ActionInterface<F> {
|
| - public:
|
| - typedef typename Function<F>::Result Result;
|
| - typedef typename Function<F>::ArgumentTuple ArgumentTuple;
|
| -
|
| - // The implicit cast is necessary when Result has more than one
|
| - // single-argument constructor (e.g. Result is std::vector<int>) and R
|
| - // has a type conversion operator template. In that case, value_(value)
|
| - // won't compile as the compiler doesn't known which constructor of
|
| - // Result to call. implicit_cast forces the compiler to convert R to
|
| - // Result without considering explicit constructors, thus resolving the
|
| - // ambiguity. value_ is then initialized using its copy constructor.
|
| - explicit Impl(R value)
|
| - : value_(::testing::internal::implicit_cast<Result>(value)) {}
|
| -
|
| - virtual Result Perform(const ArgumentTuple&) { return value_; }
|
| -
|
| - private:
|
| - GMOCK_COMPILE_ASSERT_(!internal::is_reference<Result>::value,
|
| - Result_cannot_be_a_reference_type);
|
| - Result value_;
|
| - };
|
| -
|
| - R value_;
|
| -};
|
| -
|
| -// Implements the ReturnNull() action.
|
| -class ReturnNullAction {
|
| - public:
|
| - // Allows ReturnNull() to be used in any pointer-returning function.
|
| - template <typename Result, typename ArgumentTuple>
|
| - static Result Perform(const ArgumentTuple&) {
|
| - GMOCK_COMPILE_ASSERT_(internal::is_pointer<Result>::value,
|
| - ReturnNull_can_be_used_to_return_a_pointer_only);
|
| - return NULL;
|
| - }
|
| -};
|
| -
|
| -// Implements the Return() action.
|
| -class ReturnVoidAction {
|
| - public:
|
| - // Allows Return() to be used in any void-returning function.
|
| - template <typename Result, typename ArgumentTuple>
|
| - static void Perform(const ArgumentTuple&) {
|
| - CompileAssertTypesEqual<void, Result>();
|
| - }
|
| -};
|
| -
|
| -// Implements the polymorphic ReturnRef(x) action, which can be used
|
| -// in any function that returns a reference to the type of x,
|
| -// regardless of the argument types.
|
| -template <typename T>
|
| -class ReturnRefAction {
|
| - public:
|
| - // Constructs a ReturnRefAction object from the reference to be returned.
|
| - explicit ReturnRefAction(T& ref) : ref_(ref) {} // NOLINT
|
| -
|
| - // This template type conversion operator allows ReturnRef(x) to be
|
| - // used in ANY function that returns a reference to x's type.
|
| - template <typename F>
|
| - operator Action<F>() const {
|
| - typedef typename Function<F>::Result Result;
|
| - // Asserts that the function return type is a reference. This
|
| - // catches the user error of using ReturnRef(x) when Return(x)
|
| - // should be used, and generates some helpful error message.
|
| - GMOCK_COMPILE_ASSERT_(internal::is_reference<Result>::value,
|
| - use_Return_instead_of_ReturnRef_to_return_a_value);
|
| - return Action<F>(new Impl<F>(ref_));
|
| - }
|
| - private:
|
| - // Implements the ReturnRef(x) action for a particular function type F.
|
| - template <typename F>
|
| - class Impl : public ActionInterface<F> {
|
| - public:
|
| - typedef typename Function<F>::Result Result;
|
| - typedef typename Function<F>::ArgumentTuple ArgumentTuple;
|
| -
|
| - explicit Impl(T& ref) : ref_(ref) {} // NOLINT
|
| -
|
| - virtual Result Perform(const ArgumentTuple&) {
|
| - return ref_;
|
| - }
|
| - private:
|
| - T& ref_;
|
| - };
|
| -
|
| - T& ref_;
|
| -};
|
| -
|
| -// Implements the DoDefault() action for a particular function type F.
|
| -template <typename F>
|
| -class MonomorphicDoDefaultActionImpl : public ActionInterface<F> {
|
| - public:
|
| - typedef typename Function<F>::Result Result;
|
| - typedef typename Function<F>::ArgumentTuple ArgumentTuple;
|
| -
|
| - MonomorphicDoDefaultActionImpl() : ActionInterface<F>(true) {}
|
| -
|
| - // For technical reasons, DoDefault() cannot be used inside a
|
| - // composite action (e.g. DoAll(...)). It can only be used at the
|
| - // top level in an EXPECT_CALL(). If this function is called, the
|
| - // user must be using DoDefault() inside a composite action, and we
|
| - // have to generate a run-time error.
|
| - virtual Result Perform(const ArgumentTuple&) {
|
| - Assert(false, __FILE__, __LINE__,
|
| - "You are using DoDefault() inside a composite action like "
|
| - "DoAll() or WithArgs(). This is not supported for technical "
|
| - "reasons. Please instead spell out the default action, or "
|
| - "assign the default action to an Action variable and use "
|
| - "the variable in various places.");
|
| - return internal::Invalid<Result>();
|
| - // The above statement will never be reached, but is required in
|
| - // order for this function to compile.
|
| - }
|
| -};
|
| -
|
| -// Implements the polymorphic DoDefault() action.
|
| -class DoDefaultAction {
|
| - public:
|
| - // This template type conversion operator allows DoDefault() to be
|
| - // used in any function.
|
| - template <typename F>
|
| - operator Action<F>() const {
|
| - return Action<F>(new MonomorphicDoDefaultActionImpl<F>);
|
| - }
|
| -};
|
| -
|
| -// Implements the Assign action to set a given pointer referent to a
|
| -// particular value.
|
| -template <typename T1, typename T2>
|
| -class AssignAction {
|
| - public:
|
| - AssignAction(T1* ptr, T2 value) : ptr_(ptr), value_(value) {}
|
| -
|
| - template <typename Result, typename ArgumentTuple>
|
| - void Perform(const ArgumentTuple& /* args */) const {
|
| - *ptr_ = value_;
|
| - }
|
| - private:
|
| - T1* const ptr_;
|
| - const T2 value_;
|
| -};
|
| -
|
| -#if !GTEST_OS_WINDOWS_MOBILE
|
| -
|
| -// Implements the SetErrnoAndReturn action to simulate return from
|
| -// various system calls and libc functions.
|
| -template <typename T>
|
| -class SetErrnoAndReturnAction {
|
| - public:
|
| - SetErrnoAndReturnAction(int errno_value, T result)
|
| - : errno_(errno_value),
|
| - result_(result) {}
|
| - template <typename Result, typename ArgumentTuple>
|
| - Result Perform(const ArgumentTuple& /* args */) const {
|
| - errno = errno_;
|
| - return result_;
|
| - }
|
| - private:
|
| - const int errno_;
|
| - const T result_;
|
| -};
|
| -
|
| -#endif // !GTEST_OS_WINDOWS_MOBILE
|
| -
|
| -// Implements the SetArgumentPointee<N>(x) action for any function
|
| -// whose N-th argument (0-based) is a pointer to x's type. The
|
| -// template parameter kIsProto is true iff type A is ProtocolMessage,
|
| -// proto2::Message, or a sub-class of those.
|
| -template <size_t N, typename A, bool kIsProto>
|
| -class SetArgumentPointeeAction {
|
| - public:
|
| - // Constructs an action that sets the variable pointed to by the
|
| - // N-th function argument to 'value'.
|
| - explicit SetArgumentPointeeAction(const A& value) : value_(value) {}
|
| -
|
| - template <typename Result, typename ArgumentTuple>
|
| - void Perform(const ArgumentTuple& args) const {
|
| - CompileAssertTypesEqual<void, Result>();
|
| - *::std::tr1::get<N>(args) = value_;
|
| - }
|
| -
|
| - private:
|
| - const A value_;
|
| -};
|
| -
|
| -template <size_t N, typename Proto>
|
| -class SetArgumentPointeeAction<N, Proto, true> {
|
| - public:
|
| - // Constructs an action that sets the variable pointed to by the
|
| - // N-th function argument to 'proto'. Both ProtocolMessage and
|
| - // proto2::Message have the CopyFrom() method, so the same
|
| - // implementation works for both.
|
| - explicit SetArgumentPointeeAction(const Proto& proto) : proto_(new Proto) {
|
| - proto_->CopyFrom(proto);
|
| - }
|
| -
|
| - template <typename Result, typename ArgumentTuple>
|
| - void Perform(const ArgumentTuple& args) const {
|
| - CompileAssertTypesEqual<void, Result>();
|
| - ::std::tr1::get<N>(args)->CopyFrom(*proto_);
|
| - }
|
| - private:
|
| - const internal::linked_ptr<Proto> proto_;
|
| -};
|
| -
|
| -// Implements the InvokeWithoutArgs(f) action. The template argument
|
| -// FunctionImpl is the implementation type of f, which can be either a
|
| -// function pointer or a functor. InvokeWithoutArgs(f) can be used as an
|
| -// Action<F> as long as f's type is compatible with F (i.e. f can be
|
| -// assigned to a tr1::function<F>).
|
| -template <typename FunctionImpl>
|
| -class InvokeWithoutArgsAction {
|
| - public:
|
| - // The c'tor makes a copy of function_impl (either a function
|
| - // pointer or a functor).
|
| - explicit InvokeWithoutArgsAction(FunctionImpl function_impl)
|
| - : function_impl_(function_impl) {}
|
| -
|
| - // Allows InvokeWithoutArgs(f) to be used as any action whose type is
|
| - // compatible with f.
|
| - template <typename Result, typename ArgumentTuple>
|
| - Result Perform(const ArgumentTuple&) { return function_impl_(); }
|
| - private:
|
| - FunctionImpl function_impl_;
|
| -};
|
| -
|
| -// Implements the InvokeWithoutArgs(object_ptr, &Class::Method) action.
|
| -template <class Class, typename MethodPtr>
|
| -class InvokeMethodWithoutArgsAction {
|
| - public:
|
| - InvokeMethodWithoutArgsAction(Class* obj_ptr, MethodPtr method_ptr)
|
| - : obj_ptr_(obj_ptr), method_ptr_(method_ptr) {}
|
| -
|
| - template <typename Result, typename ArgumentTuple>
|
| - Result Perform(const ArgumentTuple&) const {
|
| - return (obj_ptr_->*method_ptr_)();
|
| - }
|
| - private:
|
| - Class* const obj_ptr_;
|
| - const MethodPtr method_ptr_;
|
| -};
|
| -
|
| -// Implements the IgnoreResult(action) action.
|
| -template <typename A>
|
| -class IgnoreResultAction {
|
| - public:
|
| - explicit IgnoreResultAction(const A& action) : action_(action) {}
|
| -
|
| - template <typename F>
|
| - operator Action<F>() const {
|
| - // Assert statement belongs here because this is the best place to verify
|
| - // conditions on F. It produces the clearest error messages
|
| - // in most compilers.
|
| - // Impl really belongs in this scope as a local class but can't
|
| - // because MSVC produces duplicate symbols in different translation units
|
| - // in this case. Until MS fixes that bug we put Impl into the class scope
|
| - // and put the typedef both here (for use in assert statement) and
|
| - // in the Impl class. But both definitions must be the same.
|
| - typedef typename internal::Function<F>::Result Result;
|
| -
|
| - // Asserts at compile time that F returns void.
|
| - CompileAssertTypesEqual<void, Result>();
|
| -
|
| - return Action<F>(new Impl<F>(action_));
|
| - }
|
| - private:
|
| - template <typename F>
|
| - class Impl : public ActionInterface<F> {
|
| - public:
|
| - typedef typename internal::Function<F>::Result Result;
|
| - typedef typename internal::Function<F>::ArgumentTuple ArgumentTuple;
|
| -
|
| - explicit Impl(const A& action) : action_(action) {}
|
| -
|
| - virtual void Perform(const ArgumentTuple& args) {
|
| - // Performs the action and ignores its result.
|
| - action_.Perform(args);
|
| - }
|
| -
|
| - private:
|
| - // Type OriginalFunction is the same as F except that its return
|
| - // type is IgnoredValue.
|
| - typedef typename internal::Function<F>::MakeResultIgnoredValue
|
| - OriginalFunction;
|
| -
|
| - const Action<OriginalFunction> action_;
|
| - };
|
| -
|
| - const A action_;
|
| -};
|
| -
|
| -// A ReferenceWrapper<T> object represents a reference to type T,
|
| -// which can be either const or not. It can be explicitly converted
|
| -// from, and implicitly converted to, a T&. Unlike a reference,
|
| -// ReferenceWrapper<T> can be copied and can survive template type
|
| -// inference. This is used to support by-reference arguments in the
|
| -// InvokeArgument<N>(...) action. The idea was from "reference
|
| -// wrappers" in tr1, which we don't have in our source tree yet.
|
| -template <typename T>
|
| -class ReferenceWrapper {
|
| - public:
|
| - // Constructs a ReferenceWrapper<T> object from a T&.
|
| - explicit ReferenceWrapper(T& l_value) : pointer_(&l_value) {} // NOLINT
|
| -
|
| - // Allows a ReferenceWrapper<T> object to be implicitly converted to
|
| - // a T&.
|
| - operator T&() const { return *pointer_; }
|
| - private:
|
| - T* pointer_;
|
| -};
|
| -
|
| -// Allows the expression ByRef(x) to be printed as a reference to x.
|
| -template <typename T>
|
| -void PrintTo(const ReferenceWrapper<T>& ref, ::std::ostream* os) {
|
| - T& value = ref;
|
| - UniversalPrinter<T&>::Print(value, os);
|
| -}
|
| -
|
| -// Does two actions sequentially. Used for implementing the DoAll(a1,
|
| -// a2, ...) action.
|
| -template <typename Action1, typename Action2>
|
| -class DoBothAction {
|
| - public:
|
| - DoBothAction(Action1 action1, Action2 action2)
|
| - : action1_(action1), action2_(action2) {}
|
| -
|
| - // This template type conversion operator allows DoAll(a1, ..., a_n)
|
| - // to be used in ANY function of compatible type.
|
| - template <typename F>
|
| - operator Action<F>() const {
|
| - return Action<F>(new Impl<F>(action1_, action2_));
|
| - }
|
| -
|
| - private:
|
| - // Implements the DoAll(...) action for a particular function type F.
|
| - template <typename F>
|
| - class Impl : public ActionInterface<F> {
|
| - public:
|
| - typedef typename Function<F>::Result Result;
|
| - typedef typename Function<F>::ArgumentTuple ArgumentTuple;
|
| - typedef typename Function<F>::MakeResultVoid VoidResult;
|
| -
|
| - Impl(const Action<VoidResult>& action1, const Action<F>& action2)
|
| - : action1_(action1), action2_(action2) {}
|
| -
|
| - virtual Result Perform(const ArgumentTuple& args) {
|
| - action1_.Perform(args);
|
| - return action2_.Perform(args);
|
| - }
|
| -
|
| - private:
|
| - const Action<VoidResult> action1_;
|
| - const Action<F> action2_;
|
| - };
|
| -
|
| - Action1 action1_;
|
| - Action2 action2_;
|
| -};
|
| -
|
| -} // namespace internal
|
| -
|
| -// An Unused object can be implicitly constructed from ANY value.
|
| -// This is handy when defining actions that ignore some or all of the
|
| -// mock function arguments. For example, given
|
| -//
|
| -// MOCK_METHOD3(Foo, double(const string& label, double x, double y));
|
| -// MOCK_METHOD3(Bar, double(int index, double x, double y));
|
| -//
|
| -// instead of
|
| -//
|
| -// double DistanceToOriginWithLabel(const string& label, double x, double y) {
|
| -// return sqrt(x*x + y*y);
|
| -// }
|
| -// double DistanceToOriginWithIndex(int index, double x, double y) {
|
| -// return sqrt(x*x + y*y);
|
| -// }
|
| -// ...
|
| -// EXEPCT_CALL(mock, Foo("abc", _, _))
|
| -// .WillOnce(Invoke(DistanceToOriginWithLabel));
|
| -// EXEPCT_CALL(mock, Bar(5, _, _))
|
| -// .WillOnce(Invoke(DistanceToOriginWithIndex));
|
| -//
|
| -// you could write
|
| -//
|
| -// // We can declare any uninteresting argument as Unused.
|
| -// double DistanceToOrigin(Unused, double x, double y) {
|
| -// return sqrt(x*x + y*y);
|
| -// }
|
| -// ...
|
| -// EXEPCT_CALL(mock, Foo("abc", _, _)).WillOnce(Invoke(DistanceToOrigin));
|
| -// EXEPCT_CALL(mock, Bar(5, _, _)).WillOnce(Invoke(DistanceToOrigin));
|
| -typedef internal::IgnoredValue Unused;
|
| -
|
| -// This constructor allows us to turn an Action<From> object into an
|
| -// Action<To>, as long as To's arguments can be implicitly converted
|
| -// to From's and From's return type cann be implicitly converted to
|
| -// To's.
|
| -template <typename To>
|
| -template <typename From>
|
| -Action<To>::Action(const Action<From>& from)
|
| - : impl_(new internal::ActionAdaptor<To, From>(from)) {}
|
| -
|
| -// Creates an action that returns 'value'. 'value' is passed by value
|
| -// instead of const reference - otherwise Return("string literal")
|
| -// will trigger a compiler error about using array as initializer.
|
| -template <typename R>
|
| -internal::ReturnAction<R> Return(R value) {
|
| - return internal::ReturnAction<R>(value);
|
| -}
|
| -
|
| -// Creates an action that returns NULL.
|
| -inline PolymorphicAction<internal::ReturnNullAction> ReturnNull() {
|
| - return MakePolymorphicAction(internal::ReturnNullAction());
|
| -}
|
| -
|
| -// Creates an action that returns from a void function.
|
| -inline PolymorphicAction<internal::ReturnVoidAction> Return() {
|
| - return MakePolymorphicAction(internal::ReturnVoidAction());
|
| -}
|
| -
|
| -// Creates an action that returns the reference to a variable.
|
| -template <typename R>
|
| -inline internal::ReturnRefAction<R> ReturnRef(R& x) { // NOLINT
|
| - return internal::ReturnRefAction<R>(x);
|
| -}
|
| -
|
| -// Creates an action that does the default action for the give mock function.
|
| -inline internal::DoDefaultAction DoDefault() {
|
| - return internal::DoDefaultAction();
|
| -}
|
| -
|
| -// Creates an action that sets the variable pointed by the N-th
|
| -// (0-based) function argument to 'value'.
|
| -template <size_t N, typename T>
|
| -PolymorphicAction<
|
| - internal::SetArgumentPointeeAction<
|
| - N, T, internal::IsAProtocolMessage<T>::value> >
|
| -SetArgumentPointee(const T& x) {
|
| - return MakePolymorphicAction(internal::SetArgumentPointeeAction<
|
| - N, T, internal::IsAProtocolMessage<T>::value>(x));
|
| -}
|
| -
|
| -// Creates an action that sets a pointer referent to a given value.
|
| -template <typename T1, typename T2>
|
| -PolymorphicAction<internal::AssignAction<T1, T2> > Assign(T1* ptr, T2 val) {
|
| - return MakePolymorphicAction(internal::AssignAction<T1, T2>(ptr, val));
|
| -}
|
| -
|
| -#if !GTEST_OS_WINDOWS_MOBILE
|
| -
|
| -// Creates an action that sets errno and returns the appropriate error.
|
| -template <typename T>
|
| -PolymorphicAction<internal::SetErrnoAndReturnAction<T> >
|
| -SetErrnoAndReturn(int errval, T result) {
|
| - return MakePolymorphicAction(
|
| - internal::SetErrnoAndReturnAction<T>(errval, result));
|
| -}
|
| -
|
| -#endif // !GTEST_OS_WINDOWS_MOBILE
|
| -
|
| -// Various overloads for InvokeWithoutArgs().
|
| -
|
| -// Creates an action that invokes 'function_impl' with no argument.
|
| -template <typename FunctionImpl>
|
| -PolymorphicAction<internal::InvokeWithoutArgsAction<FunctionImpl> >
|
| -InvokeWithoutArgs(FunctionImpl function_impl) {
|
| - return MakePolymorphicAction(
|
| - internal::InvokeWithoutArgsAction<FunctionImpl>(function_impl));
|
| -}
|
| -
|
| -// Creates an action that invokes the given method on the given object
|
| -// with no argument.
|
| -template <class Class, typename MethodPtr>
|
| -PolymorphicAction<internal::InvokeMethodWithoutArgsAction<Class, MethodPtr> >
|
| -InvokeWithoutArgs(Class* obj_ptr, MethodPtr method_ptr) {
|
| - return MakePolymorphicAction(
|
| - internal::InvokeMethodWithoutArgsAction<Class, MethodPtr>(
|
| - obj_ptr, method_ptr));
|
| -}
|
| -
|
| -// Creates an action that performs an_action and throws away its
|
| -// result. In other words, it changes the return type of an_action to
|
| -// void. an_action MUST NOT return void, or the code won't compile.
|
| -template <typename A>
|
| -inline internal::IgnoreResultAction<A> IgnoreResult(const A& an_action) {
|
| - return internal::IgnoreResultAction<A>(an_action);
|
| -}
|
| -
|
| -// Creates a reference wrapper for the given L-value. If necessary,
|
| -// you can explicitly specify the type of the reference. For example,
|
| -// suppose 'derived' is an object of type Derived, ByRef(derived)
|
| -// would wrap a Derived&. If you want to wrap a const Base& instead,
|
| -// where Base is a base class of Derived, just write:
|
| -//
|
| -// ByRef<const Base>(derived)
|
| -template <typename T>
|
| -inline internal::ReferenceWrapper<T> ByRef(T& l_value) { // NOLINT
|
| - return internal::ReferenceWrapper<T>(l_value);
|
| -}
|
| -
|
| -} // namespace testing
|
| -
|
| -#endif // GMOCK_INCLUDE_GMOCK_GMOCK_ACTIONS_H_
|
|
|