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Diffstat (limited to 'test/gtest/include/gtest/gtest-message.h')
| -rw-r--r-- | test/gtest/include/gtest/gtest-message.h | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/test/gtest/include/gtest/gtest-message.h b/test/gtest/include/gtest/gtest-message.h deleted file mode 100644 index fe879bc..0000000 --- a/test/gtest/include/gtest/gtest-message.h +++ /dev/null @@ -1,250 +0,0 @@ -// Copyright 2005, 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) -// -// The Google C++ Testing Framework (Google Test) -// -// This header file defines the Message class. -// -// IMPORTANT NOTE: Due to limitation of the C++ language, we have to -// leave some internal implementation details in this header file. -// They are clearly marked by comments like this: -// -// // INTERNAL IMPLEMENTATION - DO NOT USE IN A USER PROGRAM. -// -// Such code is NOT meant to be used by a user directly, and is subject -// to CHANGE WITHOUT NOTICE. Therefore DO NOT DEPEND ON IT in a user -// program! - -#ifndef GTEST_INCLUDE_GTEST_GTEST_MESSAGE_H_ -#define GTEST_INCLUDE_GTEST_GTEST_MESSAGE_H_ - -#include <limits> - -#include "gtest/internal/gtest-port.h" - -// Ensures that there is at least one operator<< in the global namespace. -// See Message& operator<<(...) below for why. -void operator<<(const testing::internal::Secret&, int); - -namespace testing { - -// The Message class works like an ostream repeater. -// -// Typical usage: -// -// 1. You stream a bunch of values to a Message object. -// It will remember the text in a stringstream. -// 2. Then you stream the Message object to an ostream. -// This causes the text in the Message to be streamed -// to the ostream. -// -// For example; -// -// testing::Message foo; -// foo << 1 << " != " << 2; -// std::cout << foo; -// -// will print "1 != 2". -// -// Message is not intended to be inherited from. In particular, its -// destructor is not virtual. -// -// Note that stringstream behaves differently in gcc and in MSVC. You -// can stream a NULL char pointer to it in the former, but not in the -// latter (it causes an access violation if you do). The Message -// class hides this difference by treating a NULL char pointer as -// "(null)". -class GTEST_API_ Message { - private: - // The type of basic IO manipulators (endl, ends, and flush) for - // narrow streams. - typedef std::ostream& (*BasicNarrowIoManip)(std::ostream&); - - public: - // Constructs an empty Message. - Message(); - - // Copy constructor. - Message(const Message& msg) : ss_(new ::std::stringstream) { // NOLINT - *ss_ << msg.GetString(); - } - - // Constructs a Message from a C-string. - explicit Message(const char* str) : ss_(new ::std::stringstream) { - *ss_ << str; - } - -#if GTEST_OS_SYMBIAN - // Streams a value (either a pointer or not) to this object. - template <typename T> - inline Message& operator <<(const T& value) { - StreamHelper(typename internal::is_pointer<T>::type(), value); - return *this; - } -#else - // Streams a non-pointer value to this object. - template <typename T> - inline Message& operator <<(const T& val) { - // Some libraries overload << for STL containers. These - // overloads are defined in the global namespace instead of ::std. - // - // C++'s symbol lookup rule (i.e. Koenig lookup) says that these - // overloads are visible in either the std namespace or the global - // namespace, but not other namespaces, including the testing - // namespace which Google Test's Message class is in. - // - // To allow STL containers (and other types that has a << operator - // defined in the global namespace) to be used in Google Test - // assertions, testing::Message must access the custom << operator - // from the global namespace. With this using declaration, - // overloads of << defined in the global namespace and those - // visible via Koenig lookup are both exposed in this function. - using ::operator <<; - *ss_ << val; - return *this; - } - - // Streams a pointer value to this object. - // - // This function is an overload of the previous one. When you - // stream a pointer to a Message, this definition will be used as it - // is more specialized. (The C++ Standard, section - // [temp.func.order].) If you stream a non-pointer, then the - // previous definition will be used. - // - // The reason for this overload is that streaming a NULL pointer to - // ostream is undefined behavior. Depending on the compiler, you - // may get "0", "(nil)", "(null)", or an access violation. To - // ensure consistent result across compilers, we always treat NULL - // as "(null)". - template <typename T> - inline Message& operator <<(T* const& pointer) { // NOLINT - if (pointer == NULL) { - *ss_ << "(null)"; - } else { - *ss_ << pointer; - } - return *this; - } -#endif // GTEST_OS_SYMBIAN - - // Since the basic IO manipulators are overloaded for both narrow - // and wide streams, we have to provide this specialized definition - // of operator <<, even though its body is the same as the - // templatized version above. Without this definition, streaming - // endl or other basic IO manipulators to Message will confuse the - // compiler. - Message& operator <<(BasicNarrowIoManip val) { - *ss_ << val; - return *this; - } - - // Instead of 1/0, we want to see true/false for bool values. - Message& operator <<(bool b) { - return *this << (b ? "true" : "false"); - } - - // These two overloads allow streaming a wide C string to a Message - // using the UTF-8 encoding. - Message& operator <<(const wchar_t* wide_c_str); - Message& operator <<(wchar_t* wide_c_str); - -#if GTEST_HAS_STD_WSTRING - // Converts the given wide string to a narrow string using the UTF-8 - // encoding, and streams the result to this Message object. - Message& operator <<(const ::std::wstring& wstr); -#endif // GTEST_HAS_STD_WSTRING - -#if GTEST_HAS_GLOBAL_WSTRING - // Converts the given wide string to a narrow string using the UTF-8 - // encoding, and streams the result to this Message object. - Message& operator <<(const ::wstring& wstr); -#endif // GTEST_HAS_GLOBAL_WSTRING - - // Gets the text streamed to this object so far as an std::string. - // Each '\0' character in the buffer is replaced with "\\0". - // - // INTERNAL IMPLEMENTATION - DO NOT USE IN A USER PROGRAM. - std::string GetString() const; - - private: - -#if GTEST_OS_SYMBIAN - // These are needed as the Nokia Symbian Compiler cannot decide between - // const T& and const T* in a function template. The Nokia compiler _can_ - // decide between class template specializations for T and T*, so a - // tr1::type_traits-like is_pointer works, and we can overload on that. - template <typename T> - inline void StreamHelper(internal::true_type /*is_pointer*/, T* pointer) { - if (pointer == NULL) { - *ss_ << "(null)"; - } else { - *ss_ << pointer; - } - } - template <typename T> - inline void StreamHelper(internal::false_type /*is_pointer*/, - const T& value) { - // See the comments in Message& operator <<(const T&) above for why - // we need this using statement. - using ::operator <<; - *ss_ << value; - } -#endif // GTEST_OS_SYMBIAN - - // We'll hold the text streamed to this object here. - const internal::scoped_ptr< ::std::stringstream> ss_; - - // We declare (but don't implement) this to prevent the compiler - // from implementing the assignment operator. - void operator=(const Message&); -}; - -// Streams a Message to an ostream. -inline std::ostream& operator <<(std::ostream& os, const Message& sb) { - return os << sb.GetString(); -} - -namespace internal { - -// Converts a streamable value to an std::string. A NULL pointer is -// converted to "(null)". When the input value is a ::string, -// ::std::string, ::wstring, or ::std::wstring object, each NUL -// character in it is replaced with "\\0". -template <typename T> -std::string StreamableToString(const T& streamable) { - return (Message() << streamable).GetString(); -} - -} // namespace internal -} // namespace testing - -#endif // GTEST_INCLUDE_GTEST_GTEST_MESSAGE_H_ |