http://git-wip-us.apache.org/repos/asf/hadoop/blob/be88d574/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/gtest/include/gtest/gtest.h ---------------------------------------------------------------------- diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/gtest/include/gtest/gtest.h b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/gtest/include/gtest/gtest.h index 4f3804f..c04205d 100644 --- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/gtest/include/gtest/gtest.h +++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/gtest/include/gtest/gtest.h @@ -126,8 +126,11 @@ // Authors: [email protected] (Zhanyong Wan) // // Low-level types and utilities for porting Google Test to various -// platforms. They are subject to change without notice. DO NOT USE -// THEM IN USER CODE. +// platforms. All macros ending with _ and symbols defined in an +// internal namespace are subject to change without notice. Code +// outside Google Test MUST NOT USE THEM DIRECTLY. Macros that don't +// end with _ are part of Google Test's public API and can be used by +// code outside Google Test. // // This file is fundamental to Google Test. All other Google Test source // files are expected to #include this. Therefore, it cannot #include @@ -136,9 +139,30 @@ #ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ #define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ -// The user can define the following macros in the build script to -// control Google Test's behavior. If the user doesn't define a macro -// in this list, Google Test will define it. +// Environment-describing macros +// ----------------------------- +// +// Google Test can be used in many different environments. Macros in +// this section tell Google Test what kind of environment it is being +// used in, such that Google Test can provide environment-specific +// features and implementations. +// +// Google Test tries to automatically detect the properties of its +// environment, so users usually don't need to worry about these +// macros. However, the automatic detection is not perfect. +// Sometimes it's necessary for a user to define some of the following +// macros in the build script to override Google Test's decisions. +// +// If the user doesn't define a macro in the list, Google Test will +// provide a default definition. After this header is #included, all +// macros in this list will be defined to either 1 or 0. +// +// Notes to maintainers: +// - Each macro here is a user-tweakable knob; do not grow the list +// lightly. +// - Use #if to key off these macros. Don't use #ifdef or "#if +// defined(...)", which will not work as these macros are ALWAYS +// defined. // // GTEST_HAS_CLONE - Define it to 1/0 to indicate that clone(2) // is/isn't available. @@ -182,18 +206,23 @@ // - Define to 1 when compiling Google Test itself // as a shared library. -// This header defines the following utilities: +// Platform-indicating macros +// -------------------------- +// +// Macros indicating the platform on which Google Test is being used +// (a macro is defined to 1 if compiled on the given platform; +// otherwise UNDEFINED -- it's never defined to 0.). Google Test +// defines these macros automatically. Code outside Google Test MUST +// NOT define them. // -// Macros indicating the current platform (defined to 1 if compiled on -// the given platform; otherwise undefined): // GTEST_OS_AIX - IBM AIX // GTEST_OS_CYGWIN - Cygwin +// GTEST_OS_FREEBSD - FreeBSD // GTEST_OS_HPUX - HP-UX // GTEST_OS_LINUX - Linux // GTEST_OS_LINUX_ANDROID - Google Android // GTEST_OS_MAC - Mac OS X // GTEST_OS_IOS - iOS -// GTEST_OS_IOS_SIMULATOR - iOS simulator // GTEST_OS_NACL - Google Native Client (NaCl) // GTEST_OS_OPENBSD - OpenBSD // GTEST_OS_QNX - QNX @@ -203,6 +232,8 @@ // GTEST_OS_WINDOWS_DESKTOP - Windows Desktop // GTEST_OS_WINDOWS_MINGW - MinGW // GTEST_OS_WINDOWS_MOBILE - Windows Mobile +// GTEST_OS_WINDOWS_PHONE - Windows Phone +// GTEST_OS_WINDOWS_RT - Windows Store App/WinRT // GTEST_OS_ZOS - z/OS // // Among the platforms, Cygwin, Linux, Max OS X, and Windows have the @@ -212,22 +243,50 @@ // [email protected] (patches for fixing them are // even more welcome!). // -// Note that it is possible that none of the GTEST_OS_* macros are defined. +// It is possible that none of the GTEST_OS_* macros are defined. + +// Feature-indicating macros +// ------------------------- +// +// Macros indicating which Google Test features are available (a macro +// is defined to 1 if the corresponding feature is supported; +// otherwise UNDEFINED -- it's never defined to 0.). Google Test +// defines these macros automatically. Code outside Google Test MUST +// NOT define them. +// +// These macros are public so that portable tests can be written. +// Such tests typically surround code using a feature with an #if +// which controls that code. For example: +// +// #if GTEST_HAS_DEATH_TEST +// EXPECT_DEATH(DoSomethingDeadly()); +// #endif // -// Macros indicating available Google Test features (defined to 1 if -// the corresponding feature is supported; otherwise undefined): // GTEST_HAS_COMBINE - the Combine() function (for value-parameterized // tests) // GTEST_HAS_DEATH_TEST - death tests // GTEST_HAS_PARAM_TEST - value-parameterized tests // GTEST_HAS_TYPED_TEST - typed tests // GTEST_HAS_TYPED_TEST_P - type-parameterized tests +// GTEST_IS_THREADSAFE - Google Test is thread-safe. // GTEST_USES_POSIX_RE - enhanced POSIX regex is used. Do not confuse with // GTEST_HAS_POSIX_RE (see above) which users can // define themselves. // GTEST_USES_SIMPLE_RE - our own simple regex is used; // the above two are mutually exclusive. // GTEST_CAN_COMPARE_NULL - accepts untyped NULL in EXPECT_EQ(). + +// Misc public macros +// ------------------ +// +// GTEST_FLAG(flag_name) - references the variable corresponding to +// the given Google Test flag. + +// Internal utilities +// ------------------ +// +// The following macros and utilities are for Google Test's INTERNAL +// use only. Code outside Google Test MUST NOT USE THEM DIRECTLY. // // Macros for basic C++ coding: // GTEST_AMBIGUOUS_ELSE_BLOCKER_ - for disabling a gcc warning. @@ -236,13 +295,18 @@ // GTEST_DISALLOW_ASSIGN_ - disables operator=. // GTEST_DISALLOW_COPY_AND_ASSIGN_ - disables copy ctor and operator=. // GTEST_MUST_USE_RESULT_ - declares that a function's result must be used. +// GTEST_INTENTIONAL_CONST_COND_PUSH_ - start code section where MSVC C4127 is +// suppressed (constant conditional). +// GTEST_INTENTIONAL_CONST_COND_POP_ - finish code section where MSVC C4127 +// is suppressed. +// +// C++11 feature wrappers: +// +// testing::internal::move - portability wrapper for std::move. // // Synchronization: // Mutex, MutexLock, ThreadLocal, GetThreadCount() -// - synchronization primitives. -// GTEST_IS_THREADSAFE - defined to 1 to indicate that the above -// synchronization primitives have real implementations -// and Google Test is thread-safe; or 0 otherwise. +// - synchronization primitives. // // Template meta programming: // is_pointer - as in TR1; needed on Symbian and IBM XL C/C++ only. @@ -278,7 +342,6 @@ // BiggestInt - the biggest signed integer type. // // Command-line utilities: -// GTEST_FLAG() - references a flag. // GTEST_DECLARE_*() - declares a flag. // GTEST_DEFINE_*() - defines a flag. // GetInjectableArgvs() - returns the command line as a vector of strings. @@ -304,23 +367,49 @@ # include <TargetConditionals.h> #endif +#include <algorithm> // NOLINT #include <iostream> // NOLINT #include <sstream> // NOLINT #include <string> // NOLINT +#include <utility> +#include <vector> // NOLINT -#define GTEST_DEV_EMAIL_ "googletestframework@@googlegroups.com" -#define GTEST_FLAG_PREFIX_ "gtest_" -#define GTEST_FLAG_PREFIX_DASH_ "gtest-" -#define GTEST_FLAG_PREFIX_UPPER_ "GTEST_" -#define GTEST_NAME_ "Google Test" -#define GTEST_PROJECT_URL_ "http://code.google.com/p/googletest/"; +// Copyright 2015, 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. +// +// The Google C++ Testing Framework (Google Test) +// +// This header file defines the GTEST_OS_* macro. +// It is separate from gtest-port.h so that custom/gtest-port.h can include it. -// Determines the version of gcc that is used to compile this. -#ifdef __GNUC__ -// 40302 means version 4.3.2. -# define GTEST_GCC_VER_ \ - (__GNUC__*10000 + __GNUC_MINOR__*100 + __GNUC_PATCHLEVEL__) -#endif // __GNUC__ +#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_ARCH_H_ +#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_ARCH_H_ // Determines the platform on which Google Test is compiled. #ifdef __CYGWIN__ @@ -333,6 +422,19 @@ # define GTEST_OS_WINDOWS_MOBILE 1 # elif defined(__MINGW__) || defined(__MINGW32__) # define GTEST_OS_WINDOWS_MINGW 1 +# elif defined(WINAPI_FAMILY) +# include <winapifamily.h> +# if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) +# define GTEST_OS_WINDOWS_DESKTOP 1 +# elif WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_PHONE_APP) +# define GTEST_OS_WINDOWS_PHONE 1 +# elif WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) +# define GTEST_OS_WINDOWS_RT 1 +# else + // WINAPI_FAMILY defined but no known partition matched. + // Default to desktop. +# define GTEST_OS_WINDOWS_DESKTOP 1 +# endif # else # define GTEST_OS_WINDOWS_DESKTOP 1 # endif // _WIN32_WCE @@ -340,10 +442,9 @@ # define GTEST_OS_MAC 1 # if TARGET_OS_IPHONE # define GTEST_OS_IOS 1 -# if TARGET_IPHONE_SIMULATOR -# define GTEST_OS_IOS_SIMULATOR 1 -# endif # endif +#elif defined __FreeBSD__ +# define GTEST_OS_FREEBSD 1 #elif defined __linux__ # define GTEST_OS_LINUX 1 # if defined __ANDROID__ @@ -365,6 +466,114 @@ # define GTEST_OS_QNX 1 #endif // __CYGWIN__ +#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_ARCH_H_ +// Copyright 2015, 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. +// +// Injection point for custom user configurations. +// The following macros can be defined: +// +// Flag related macros: +// GTEST_FLAG(flag_name) +// GTEST_USE_OWN_FLAGFILE_FLAG_ - Define to 0 when the system provides its +// own flagfile flag parsing. +// GTEST_DECLARE_bool_(name) +// GTEST_DECLARE_int32_(name) +// GTEST_DECLARE_string_(name) +// GTEST_DEFINE_bool_(name, default_val, doc) +// GTEST_DEFINE_int32_(name, default_val, doc) +// GTEST_DEFINE_string_(name, default_val, doc) +// +// Test filtering: +// GTEST_TEST_FILTER_ENV_VAR_ - The name of an environment variable that +// will be used if --GTEST_FLAG(test_filter) +// is not provided. +// +// Logging: +// GTEST_LOG_(severity) +// GTEST_CHECK_(condition) +// Functions LogToStderr() and FlushInfoLog() have to be provided too. +// +// Threading: +// GTEST_HAS_NOTIFICATION_ - Enabled if Notification is already provided. +// GTEST_HAS_MUTEX_AND_THREAD_LOCAL_ - Enabled if Mutex and ThreadLocal are +// already provided. +// Must also provide GTEST_DECLARE_STATIC_MUTEX_(mutex) and +// GTEST_DEFINE_STATIC_MUTEX_(mutex) +// +// GTEST_EXCLUSIVE_LOCK_REQUIRED_(locks) +// GTEST_LOCK_EXCLUDED_(locks) +// +// ** Custom implementation starts here ** + +#ifndef GTEST_INCLUDE_GTEST_INTERNAL_CUSTOM_GTEST_PORT_H_ +#define GTEST_INCLUDE_GTEST_INTERNAL_CUSTOM_GTEST_PORT_H_ + +#endif // GTEST_INCLUDE_GTEST_INTERNAL_CUSTOM_GTEST_PORT_H_ + +#if !defined(GTEST_DEV_EMAIL_) +# define GTEST_DEV_EMAIL_ "googletestframework@@googlegroups.com" +# define GTEST_FLAG_PREFIX_ "gtest_" +# define GTEST_FLAG_PREFIX_DASH_ "gtest-" +# define GTEST_FLAG_PREFIX_UPPER_ "GTEST_" +# define GTEST_NAME_ "Google Test" +# define GTEST_PROJECT_URL_ "https://github.com/google/googletest/"; +#endif // !defined(GTEST_DEV_EMAIL_) + +#if !defined(GTEST_INIT_GOOGLE_TEST_NAME_) +# define GTEST_INIT_GOOGLE_TEST_NAME_ "testing::InitGoogleTest" +#endif // !defined(GTEST_INIT_GOOGLE_TEST_NAME_) + +// Determines the version of gcc that is used to compile this. +#ifdef __GNUC__ +// 40302 means version 4.3.2. +# define GTEST_GCC_VER_ \ + (__GNUC__*10000 + __GNUC_MINOR__*100 + __GNUC_PATCHLEVEL__) +#endif // __GNUC__ + +// Macros for disabling Microsoft Visual C++ warnings. +// +// GTEST_DISABLE_MSC_WARNINGS_PUSH_(4800 4385) +// /* code that triggers warnings C4800 and C4385 */ +// GTEST_DISABLE_MSC_WARNINGS_POP_() +#if _MSC_VER >= 1500 +# define GTEST_DISABLE_MSC_WARNINGS_PUSH_(warnings) \ + __pragma(warning(push)) \ + __pragma(warning(disable: warnings)) +# define GTEST_DISABLE_MSC_WARNINGS_POP_() \ + __pragma(warning(pop)) +#else +// Older versions of MSVC don't have __pragma. +# define GTEST_DISABLE_MSC_WARNINGS_PUSH_(warnings) +# define GTEST_DISABLE_MSC_WARNINGS_POP_() +#endif + #ifndef GTEST_LANG_CXX11 // gcc and clang define __GXX_EXPERIMENTAL_CXX0X__ when // -std={c,gnu}++{0x,11} is passed. The C++11 standard specifies a @@ -378,19 +587,82 @@ # endif #endif +// Distinct from C++11 language support, some environments don't provide +// proper C++11 library support. Notably, it's possible to build in +// C++11 mode when targeting Mac OS X 10.6, which has an old libstdc++ +// with no C++11 support. +// +// libstdc++ has sufficient C++11 support as of GCC 4.6.0, __GLIBCXX__ +// 20110325, but maintenance releases in the 4.4 and 4.5 series followed +// this date, so check for those versions by their date stamps. +// https://gcc.gnu.org/onlinedocs/libstdc++/manual/abi.html#abi.versioning +#if GTEST_LANG_CXX11 && \ + (!defined(__GLIBCXX__) || ( \ + __GLIBCXX__ >= 20110325ul && /* GCC >= 4.6.0 */ \ + /* Blacklist of patch releases of older branches: */ \ + __GLIBCXX__ != 20110416ul && /* GCC 4.4.6 */ \ + __GLIBCXX__ != 20120313ul && /* GCC 4.4.7 */ \ + __GLIBCXX__ != 20110428ul && /* GCC 4.5.3 */ \ + __GLIBCXX__ != 20120702ul)) /* GCC 4.5.4 */ +# define GTEST_STDLIB_CXX11 1 +#endif + +// Only use C++11 library features if the library provides them. +#if GTEST_STDLIB_CXX11 +# define GTEST_HAS_STD_BEGIN_AND_END_ 1 +# define GTEST_HAS_STD_FORWARD_LIST_ 1 +# define GTEST_HAS_STD_FUNCTION_ 1 +# define GTEST_HAS_STD_INITIALIZER_LIST_ 1 +# define GTEST_HAS_STD_MOVE_ 1 +# define GTEST_HAS_STD_SHARED_PTR_ 1 +# define GTEST_HAS_STD_TYPE_TRAITS_ 1 +# define GTEST_HAS_STD_UNIQUE_PTR_ 1 +#endif + +// C++11 specifies that <tuple> provides std::tuple. +// Some platforms still might not have it, however. +#if GTEST_LANG_CXX11 +# define GTEST_HAS_STD_TUPLE_ 1 +# if defined(__clang__) +// Inspired by http://clang.llvm.org/docs/LanguageExtensions.html#__has_include +# if defined(__has_include) && !__has_include(<tuple>) +# undef GTEST_HAS_STD_TUPLE_ +# endif +# elif defined(_MSC_VER) +// Inspired by boost/config/stdlib/dinkumware.hpp +# if defined(_CPPLIB_VER) && _CPPLIB_VER < 520 +# undef GTEST_HAS_STD_TUPLE_ +# endif +# elif defined(__GLIBCXX__) +// Inspired by boost/config/stdlib/libstdcpp3.hpp, +// http://gcc.gnu.org/gcc-4.2/changes.html and +// http://gcc.gnu.org/onlinedocs/libstdc++/manual/bk01pt01ch01.html#manual.intro.status.standard.200x +# if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 2) +# undef GTEST_HAS_STD_TUPLE_ +# endif +# endif +#endif + // Brings in definitions for functions used in the testing::internal::posix // namespace (read, write, close, chdir, isatty, stat). We do not currently // use them on Windows Mobile. -#if !GTEST_OS_WINDOWS +#if GTEST_OS_WINDOWS +# if !GTEST_OS_WINDOWS_MOBILE +# include <direct.h> +# include <io.h> +# endif +// In order to avoid having to include <windows.h>, use forward declaration +// assuming CRITICAL_SECTION is a typedef of _RTL_CRITICAL_SECTION. +// This assumption is verified by +// WindowsTypesTest.CRITICAL_SECTIONIs_RTL_CRITICAL_SECTION. +struct _RTL_CRITICAL_SECTION; +#else // This assumes that non-Windows OSes provide unistd.h. For OSes where this // is not the case, we need to include headers that provide the functions // mentioned above. # include <unistd.h> # include <strings.h> -#elif !GTEST_OS_WINDOWS_MOBILE -# include <direct.h> -# include <io.h> -#endif +#endif // GTEST_OS_WINDOWS #if GTEST_OS_LINUX_ANDROID // Used to define __ANDROID_API__ matching the target NDK API level. @@ -407,7 +679,10 @@ # endif #endif -#if GTEST_HAS_POSIX_RE +#if GTEST_USES_PCRE +// The appropriate headers have already been included. + +#elif GTEST_HAS_POSIX_RE // On some platforms, <regex.h> needs someone to define size_t, and // won't compile otherwise. We can #include it here as we already @@ -429,7 +704,7 @@ // simple regex implementation instead. # define GTEST_USES_SIMPLE_RE 1 -#endif // GTEST_HAS_POSIX_RE +#endif // GTEST_USES_PCRE #ifndef GTEST_HAS_EXCEPTIONS // The user didn't tell us whether exceptions are enabled, so we need @@ -442,6 +717,15 @@ # define _HAS_EXCEPTIONS 1 # endif // _HAS_EXCEPTIONS # define GTEST_HAS_EXCEPTIONS _HAS_EXCEPTIONS +# elif defined(__clang__) +// clang defines __EXCEPTIONS iff exceptions are enabled before clang 220714, +// but iff cleanups are enabled after that. In Obj-C++ files, there can be +// cleanups for ObjC exceptions which also need cleanups, even if C++ exceptions +// are disabled. clang has __has_feature(cxx_exceptions) which checks for C++ +// exceptions starting at clang r206352, but which checked for cleanups prior to +// that. To reliably check for C++ exception availability with clang, check for +// __EXCEPTIONS && __has_feature(cxx_exceptions). +# define GTEST_HAS_EXCEPTIONS (__EXCEPTIONS && __has_feature(cxx_exceptions)) # elif defined(__GNUC__) && __EXCEPTIONS // gcc defines __EXCEPTIONS to 1 iff exceptions are enabled. # define GTEST_HAS_EXCEPTIONS 1 @@ -567,13 +851,13 @@ // Determines whether Google Test can use the pthreads library. #ifndef GTEST_HAS_PTHREAD -// The user didn't tell us explicitly, so we assume pthreads support is -// available on Linux and Mac. +// The user didn't tell us explicitly, so we make reasonable assumptions about +// which platforms have pthreads support. // // To disable threading support in Google Test, add -DGTEST_HAS_PTHREAD=0 // to your compiler flags. # define GTEST_HAS_PTHREAD (GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_HPUX \ - || GTEST_OS_QNX) + || GTEST_OS_QNX || GTEST_OS_FREEBSD || GTEST_OS_NACL) #endif // GTEST_HAS_PTHREAD #if GTEST_HAS_PTHREAD @@ -585,6 +869,15 @@ # include <time.h> // NOLINT #endif +// Determines if hash_map/hash_set are available. +// Only used for testing against those containers. +#if !defined(GTEST_HAS_HASH_MAP_) +# if _MSC_VER +# define GTEST_HAS_HASH_MAP_ 1 // Indicates that hash_map is available. +# define GTEST_HAS_HASH_SET_ 1 // Indicates that hash_set is available. +# endif // _MSC_VER +#endif // !defined(GTEST_HAS_HASH_MAP_) + // Determines whether Google Test can use tr1/tuple. You can define // this macro to 0 to prevent Google Test from using tuple (any // feature depending on tuple with be disabled in this mode). @@ -635,8 +928,18 @@ // To avoid conditional compilation everywhere, we make it // gtest-port.h's responsibility to #include the header implementing -// tr1/tuple. +// tuple. +#if GTEST_HAS_STD_TUPLE_ +# include <tuple> // IWYU pragma: export +# define GTEST_TUPLE_NAMESPACE_ ::std +#endif // GTEST_HAS_STD_TUPLE_ + +// We include tr1::tuple even if std::tuple is available to define printers for +// them. #if GTEST_HAS_TR1_TUPLE +# ifndef GTEST_TUPLE_NAMESPACE_ +# define GTEST_TUPLE_NAMESPACE_ ::std::tr1 +# endif // GTEST_TUPLE_NAMESPACE_ # if GTEST_USE_OWN_TR1_TUPLE // This file was GENERATED by command: @@ -694,6 +997,14 @@ private: #endif +// Visual Studio 2010, 2012, and 2013 define symbols in std::tr1 that conflict +// with our own definitions. Therefore using our own tuple does not work on +// those compilers. +#if defined(_MSC_VER) && _MSC_VER >= 1600 /* 1600 is Visual Studio 2010 */ +# error "gtest's tuple doesn't compile on Visual Studio 2010 or later. \ +GTEST_USE_OWN_TR1_TUPLE must be set to 0 on those compilers." +#endif + // GTEST_n_TUPLE_(T) is the type of an n-tuple. #define GTEST_0_TUPLE_(T) tuple<> #define GTEST_1_TUPLE_(T) tuple<T##0, void, void, void, void, void, void, \ @@ -1681,7 +1992,7 @@ using ::std::tuple_size; // This prevents <boost/tr1/detail/config.hpp>, which defines // BOOST_HAS_TR1_TUPLE, from being #included by Boost's <tuple>. # define BOOST_TR1_DETAIL_CONFIG_HPP_INCLUDED -# include <tuple> +# include <tuple> // IWYU pragma: export // NOLINT # elif defined(__GNUC__) && (GTEST_GCC_VER_ >= 40000) // GCC 4.0+ implements tr1/tuple in the <tr1/tuple> header. This does @@ -1704,7 +2015,7 @@ using ::std::tuple_size; # else // If the compiler is not GCC 4.0+, we assume the user is using a // spec-conforming TR1 implementation. -# include <tuple> // NOLINT +# include <tuple> // IWYU pragma: export // NOLINT # endif // GTEST_USE_OWN_TR1_TUPLE #endif // GTEST_HAS_TR1_TUPLE @@ -1738,7 +2049,8 @@ using ::std::tuple_size; #ifndef GTEST_HAS_STREAM_REDIRECTION // By default, we assume that stream redirection is supported on all // platforms except known mobile ones. -# if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_SYMBIAN +# if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_SYMBIAN || \ + GTEST_OS_WINDOWS_PHONE || GTEST_OS_WINDOWS_RT # define GTEST_HAS_STREAM_REDIRECTION 0 # else # define GTEST_HAS_STREAM_REDIRECTION 1 @@ -1750,12 +2062,11 @@ using ::std::tuple_size; // abort() in a VC 7.1 application compiled as GUI in debug config // pops up a dialog window that cannot be suppressed programmatically. #if (GTEST_OS_LINUX || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS || \ - (GTEST_OS_MAC && !GTEST_OS_IOS) || GTEST_OS_IOS_SIMULATOR || \ + (GTEST_OS_MAC && !GTEST_OS_IOS) || \ (GTEST_OS_WINDOWS_DESKTOP && _MSC_VER >= 1400) || \ GTEST_OS_WINDOWS_MINGW || GTEST_OS_AIX || GTEST_OS_HPUX || \ - GTEST_OS_OPENBSD || GTEST_OS_QNX) + GTEST_OS_OPENBSD || GTEST_OS_QNX || GTEST_OS_FREEBSD) # define GTEST_HAS_DEATH_TEST 1 -# include <vector> // NOLINT #endif // We don't support MSVC 7.1 with exceptions disabled now. Therefore @@ -1819,7 +2130,12 @@ using ::std::tuple_size; // compiler the variable/parameter does not have to be used. #if defined(__GNUC__) && !defined(COMPILER_ICC) # define GTEST_ATTRIBUTE_UNUSED_ __attribute__ ((unused)) -#else +#elif defined(__clang__) +# if __has_attribute(unused) +# define GTEST_ATTRIBUTE_UNUSED_ __attribute__ ((unused)) +# endif +#endif +#ifndef GTEST_ATTRIBUTE_UNUSED_ # define GTEST_ATTRIBUTE_UNUSED_ #endif @@ -1845,6 +2161,19 @@ using ::std::tuple_size; # define GTEST_MUST_USE_RESULT_ #endif // __GNUC__ && (GTEST_GCC_VER_ >= 30400) && !COMPILER_ICC +// MS C++ compiler emits warning when a conditional expression is compile time +// constant. In some contexts this warning is false positive and needs to be +// suppressed. Use the following two macros in such cases: +// +// GTEST_INTENTIONAL_CONST_COND_PUSH_() +// while (true) { +// GTEST_INTENTIONAL_CONST_COND_POP_() +// } +# define GTEST_INTENTIONAL_CONST_COND_PUSH_() \ + GTEST_DISABLE_MSC_WARNINGS_PUSH_(4127) +# define GTEST_INTENTIONAL_CONST_COND_POP_() \ + GTEST_DISABLE_MSC_WARNINGS_POP_() + // Determine whether the compiler supports Microsoft's Structured Exception // Handling. This is supported by several Windows compilers but generally // does not exist on any other system. @@ -1859,17 +2188,22 @@ using ::std::tuple_size; # define GTEST_HAS_SEH 0 # endif +#define GTEST_IS_THREADSAFE \ + (GTEST_HAS_MUTEX_AND_THREAD_LOCAL_ \ + || (GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_PHONE && !GTEST_OS_WINDOWS_RT) \ + || GTEST_HAS_PTHREAD) + #endif // GTEST_HAS_SEH #ifdef _MSC_VER - # if GTEST_LINKED_AS_SHARED_LIBRARY # define GTEST_API_ __declspec(dllimport) # elif GTEST_CREATE_SHARED_LIBRARY # define GTEST_API_ __declspec(dllexport) # endif - -#endif // _MSC_VER +#elif __GNUC__ >= 4 || defined(__clang__) +# define GTEST_API_ __attribute__((visibility ("default"))) +#endif // _MSC_VER #ifndef GTEST_API_ # define GTEST_API_ @@ -1889,10 +2223,58 @@ using ::std::tuple_size; # define GTEST_HAS_CXXABI_H_ 0 #endif +// A function level attribute to disable checking for use of uninitialized +// memory when built with MemorySanitizer. +#if defined(__clang__) +# if __has_feature(memory_sanitizer) +# define GTEST_ATTRIBUTE_NO_SANITIZE_MEMORY_ \ + __attribute__((no_sanitize_memory)) +# else +# define GTEST_ATTRIBUTE_NO_SANITIZE_MEMORY_ +# endif // __has_feature(memory_sanitizer) +#else +# define GTEST_ATTRIBUTE_NO_SANITIZE_MEMORY_ +#endif // __clang__ + +// A function level attribute to disable AddressSanitizer instrumentation. +#if defined(__clang__) +# if __has_feature(address_sanitizer) +# define GTEST_ATTRIBUTE_NO_SANITIZE_ADDRESS_ \ + __attribute__((no_sanitize_address)) +# else +# define GTEST_ATTRIBUTE_NO_SANITIZE_ADDRESS_ +# endif // __has_feature(address_sanitizer) +#else +# define GTEST_ATTRIBUTE_NO_SANITIZE_ADDRESS_ +#endif // __clang__ + +// A function level attribute to disable ThreadSanitizer instrumentation. +#if defined(__clang__) +# if __has_feature(thread_sanitizer) +# define GTEST_ATTRIBUTE_NO_SANITIZE_THREAD_ \ + __attribute__((no_sanitize_thread)) +# else +# define GTEST_ATTRIBUTE_NO_SANITIZE_THREAD_ +# endif // __has_feature(thread_sanitizer) +#else +# define GTEST_ATTRIBUTE_NO_SANITIZE_THREAD_ +#endif // __clang__ + namespace testing { class Message; +#if defined(GTEST_TUPLE_NAMESPACE_) +// Import tuple and friends into the ::testing namespace. +// It is part of our interface, having them in ::testing allows us to change +// their types as needed. +using GTEST_TUPLE_NAMESPACE_::get; +using GTEST_TUPLE_NAMESPACE_::make_tuple; +using GTEST_TUPLE_NAMESPACE_::tuple; +using GTEST_TUPLE_NAMESPACE_::tuple_size; +using GTEST_TUPLE_NAMESPACE_::tuple_element; +#endif // defined(GTEST_TUPLE_NAMESPACE_) + namespace internal { // A secret type that Google Test users don't know about. It has no @@ -1904,8 +2286,8 @@ class Secret; // expression is true. For example, you could use it to verify the // size of a static array: // -// GTEST_COMPILE_ASSERT_(ARRAYSIZE(content_type_names) == CONTENT_NUM_TYPES, -// content_type_names_incorrect_size); +// GTEST_COMPILE_ASSERT_(GTEST_ARRAY_SIZE_(names) == NUM_NAMES, +// names_incorrect_size); // // or to make sure a struct is smaller than a certain size: // @@ -1915,16 +2297,22 @@ class Secret; // the expression is false, most compilers will issue a warning/error // containing the name of the variable. +#if GTEST_LANG_CXX11 +# define GTEST_COMPILE_ASSERT_(expr, msg) static_assert(expr, #msg) +#else // !GTEST_LANG_CXX11 template <bool> -struct CompileAssert { + struct CompileAssert { }; -#define GTEST_COMPILE_ASSERT_(expr, msg) \ +# define GTEST_COMPILE_ASSERT_(expr, msg) \ typedef ::testing::internal::CompileAssert<(static_cast<bool>(expr))> \ msg[static_cast<bool>(expr) ? 1 : -1] GTEST_ATTRIBUTE_UNUSED_ +#endif // !GTEST_LANG_CXX11 // Implementation details of GTEST_COMPILE_ASSERT_: // +// (In C++11, we simply use static_assert instead of the following) +// // - GTEST_COMPILE_ASSERT_ works by defining an array type that has -1 // elements (and thus is invalid) when the expression is false. // @@ -1971,7 +2359,12 @@ template <typename T1, typename T2> struct StaticAssertTypeEqHelper; template <typename T> -struct StaticAssertTypeEqHelper<T, T> {}; +struct StaticAssertTypeEqHelper<T, T> { + enum { value = true }; +}; + +// Evaluates to the number of elements in 'array'. +#define GTEST_ARRAY_SIZE_(array) (sizeof(array) / sizeof(array[0])) #if GTEST_HAS_GLOBAL_STRING typedef ::string string; @@ -2020,6 +2413,11 @@ class scoped_ptr { } } + friend void swap(scoped_ptr& a, scoped_ptr& b) { + using std::swap; + swap(a.ptr_, b.ptr_); + } + private: T* ptr_; @@ -2143,13 +2541,18 @@ class GTEST_API_ GTestLog { GTEST_DISALLOW_COPY_AND_ASSIGN_(GTestLog); }; -#define GTEST_LOG_(severity) \ +#if !defined(GTEST_LOG_) + +# define GTEST_LOG_(severity) \ ::testing::internal::GTestLog(::testing::internal::GTEST_##severity, \ __FILE__, __LINE__).GetStream() inline void LogToStderr() {} inline void FlushInfoLog() { fflush(NULL); } +#endif // !defined(GTEST_LOG_) + +#if !defined(GTEST_CHECK_) // INTERNAL IMPLEMENTATION - DO NOT USE. // // GTEST_CHECK_ is an all-mode assert. It aborts the program if the condition @@ -2164,12 +2567,13 @@ inline void FlushInfoLog() { fflush(NULL); } // condition itself, plus additional message streamed into it, if any, // and then it aborts the program. It aborts the program irrespective of // whether it is built in the debug mode or not. -#define GTEST_CHECK_(condition) \ +# define GTEST_CHECK_(condition) \ GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ if (::testing::internal::IsTrue(condition)) \ ; \ else \ GTEST_LOG_(FATAL) << "Condition " #condition " failed. " +#endif // !defined(GTEST_CHECK_) // An all-mode assert to verify that the given POSIX-style function // call returns 0 (indicating success). Known limitation: this @@ -2181,6 +2585,15 @@ inline void FlushInfoLog() { fflush(NULL); } GTEST_LOG_(FATAL) << #posix_call << "failed with error " \ << gtest_error +#if GTEST_HAS_STD_MOVE_ +using std::move; +#else // GTEST_HAS_STD_MOVE_ +template <typename T> +const T& move(const T& t) { + return t; +} +#endif // GTEST_HAS_STD_MOVE_ + // INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE. // // Use ImplicitCast_ as a safe version of static_cast for upcasting in @@ -2231,7 +2644,9 @@ inline To DownCast_(From* f) { // so we only accept pointers // for compile-time type checking, and has no overhead in an // optimized build at run-time, as it will be optimized away // completely. + GTEST_INTENTIONAL_CONST_COND_PUSH_() if (false) { + GTEST_INTENTIONAL_CONST_COND_POP_() const To to = NULL; ::testing::internal::ImplicitCast_<From*>(to); } @@ -2252,6 +2667,11 @@ template <class Derived, class Base> Derived* CheckedDowncastToActualType(Base* base) { #if GTEST_HAS_RTTI GTEST_CHECK_(typeid(*base) == typeid(Derived)); +#endif + +#if GTEST_HAS_DOWNCAST_ + return ::down_cast<Derived*>(base); +#elif GTEST_HAS_RTTI return dynamic_cast<Derived*>(base); // NOLINT #else return static_cast<Derived*>(base); // Poor man's downcast. @@ -2273,6 +2693,17 @@ GTEST_API_ std::string GetCapturedStderr(); #endif // GTEST_HAS_STREAM_REDIRECTION +// Returns a path to temporary directory. +GTEST_API_ std::string TempDir(); + +// Returns the size (in bytes) of a file. +GTEST_API_ size_t GetFileSize(FILE* file); + +// Reads the entire content of a file as a string. +GTEST_API_ std::string ReadEntireFile(FILE* file); + +// All command line arguments. +GTEST_API_ const ::std::vector<testing::internal::string>& GetArgvs(); #if GTEST_HAS_DEATH_TEST @@ -2280,18 +2711,15 @@ const ::std::vector<testing::internal::string>& GetInjectableArgvs(); void SetInjectableArgvs(const ::std::vector<testing::internal::string>* new_argvs); -// A copy of all command line arguments. Set by InitGoogleTest(). -extern ::std::vector<testing::internal::string> g_argvs; #endif // GTEST_HAS_DEATH_TEST // Defines synchronization primitives. - -#if GTEST_HAS_PTHREAD - -// Sleeps for (roughly) n milli-seconds. This function is only for -// testing Google Test's own constructs. Don't use it in user tests, -// either directly or indirectly. +#if GTEST_IS_THREADSAFE +# if GTEST_HAS_PTHREAD +// Sleeps for (roughly) n milliseconds. This function is only for testing +// Google Test's own constructs. Don't use it in user tests, either +// directly or indirectly. inline void SleepMilliseconds(int n) { const timespec time = { 0, // 0 seconds. @@ -2299,7 +2727,13 @@ inline void SleepMilliseconds(int n) { }; nanosleep(&time, NULL); } +# endif // GTEST_HAS_PTHREAD + +# if GTEST_HAS_NOTIFICATION_ +// Notification has already been imported into the namespace. +// Nothing to do here. +# elif GTEST_HAS_PTHREAD // Allows a controller thread to pause execution of newly created // threads until notified. Instances of this class must be created // and destroyed in the controller thread. @@ -2343,6 +2777,62 @@ class Notification { GTEST_DISALLOW_COPY_AND_ASSIGN_(Notification); }; +# elif GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_PHONE && !GTEST_OS_WINDOWS_RT + +GTEST_API_ void SleepMilliseconds(int n); + +// Provides leak-safe Windows kernel handle ownership. +// Used in death tests and in threading support. +class GTEST_API_ AutoHandle { + public: + // Assume that Win32 HANDLE type is equivalent to void*. Doing so allows us to + // avoid including <windows.h> in this header file. Including <windows.h> is + // undesirable because it defines a lot of symbols and macros that tend to + // conflict with client code. This assumption is verified by + // WindowsTypesTest.HANDLEIsVoidStar. + typedef void* Handle; + AutoHandle(); + explicit AutoHandle(Handle handle); + + ~AutoHandle(); + + Handle Get() const; + void Reset(); + void Reset(Handle handle); + + private: + // Returns true iff the handle is a valid handle object that can be closed. + bool IsCloseable() const; + + Handle handle_; + + GTEST_DISALLOW_COPY_AND_ASSIGN_(AutoHandle); +}; + +// Allows a controller thread to pause execution of newly created +// threads until notified. Instances of this class must be created +// and destroyed in the controller thread. +// +// This class is only for testing Google Test's own constructs. Do not +// use it in user tests, either directly or indirectly. +class GTEST_API_ Notification { + public: + Notification(); + void Notify(); + void WaitForNotification(); + + private: + AutoHandle event_; + + GTEST_DISALLOW_COPY_AND_ASSIGN_(Notification); +}; +# endif // GTEST_HAS_NOTIFICATION_ + +// On MinGW, we can have both GTEST_OS_WINDOWS and GTEST_HAS_PTHREAD +// defined, but we don't want to use MinGW's pthreads implementation, which +// has conformance problems with some versions of the POSIX standard. +# if GTEST_HAS_PTHREAD && !GTEST_OS_WINDOWS_MINGW + // As a C-function, ThreadFuncWithCLinkage cannot be templated itself. // Consequently, it cannot select a correct instantiation of ThreadWithParam // in order to call its Run(). Introducing ThreadWithParamBase as a @@ -2380,66 +2870,332 @@ extern "C" inline void* ThreadFuncWithCLinkage(void* thread) { template <typename T> class ThreadWithParam : public ThreadWithParamBase { public: - typedef void (*UserThreadFunc)(T); + typedef void UserThreadFunc(T); + + ThreadWithParam(UserThreadFunc* func, T param, Notification* thread_can_start) + : func_(func), + param_(param), + thread_can_start_(thread_can_start), + finished_(false) { + ThreadWithParamBase* const base = this; + // The thread can be created only after all fields except thread_ + // have been initialized. + GTEST_CHECK_POSIX_SUCCESS_( + pthread_create(&thread_, 0, &ThreadFuncWithCLinkage, base)); + } + ~ThreadWithParam() { Join(); } + + void Join() { + if (!finished_) { + GTEST_CHECK_POSIX_SUCCESS_(pthread_join(thread_, 0)); + finished_ = true; + } + } + + virtual void Run() { + if (thread_can_start_ != NULL) + thread_can_start_->WaitForNotification(); + func_(param_); + } + + private: + UserThreadFunc* const func_; // User-supplied thread function. + const T param_; // User-supplied parameter to the thread function. + // When non-NULL, used to block execution until the controller thread + // notifies. + Notification* const thread_can_start_; + bool finished_; // true iff we know that the thread function has finished. + pthread_t thread_; // The native thread object. + + GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadWithParam); +}; +# endif // !GTEST_OS_WINDOWS && GTEST_HAS_PTHREAD || + // GTEST_HAS_MUTEX_AND_THREAD_LOCAL_ + +# if GTEST_HAS_MUTEX_AND_THREAD_LOCAL_ +// Mutex and ThreadLocal have already been imported into the namespace. +// Nothing to do here. + +# elif GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_PHONE && !GTEST_OS_WINDOWS_RT + +// Mutex implements mutex on Windows platforms. It is used in conjunction +// with class MutexLock: +// +// Mutex mutex; +// ... +// MutexLock lock(&mutex); // Acquires the mutex and releases it at the +// // end of the current scope. +// +// A static Mutex *must* be defined or declared using one of the following +// macros: +// GTEST_DEFINE_STATIC_MUTEX_(g_some_mutex); +// GTEST_DECLARE_STATIC_MUTEX_(g_some_mutex); +// +// (A non-static Mutex is defined/declared in the usual way). +class GTEST_API_ Mutex { + public: + enum MutexType { kStatic = 0, kDynamic = 1 }; + // We rely on kStaticMutex being 0 as it is to what the linker initializes + // type_ in static mutexes. critical_section_ will be initialized lazily + // in ThreadSafeLazyInit(). + enum StaticConstructorSelector { kStaticMutex = 0 }; + + // This constructor intentionally does nothing. It relies on type_ being + // statically initialized to 0 (effectively setting it to kStatic) and on + // ThreadSafeLazyInit() to lazily initialize the rest of the members. + explicit Mutex(StaticConstructorSelector /*dummy*/) {} + + Mutex(); + ~Mutex(); + + void Lock(); + + void Unlock(); + + // Does nothing if the current thread holds the mutex. Otherwise, crashes + // with high probability. + void AssertHeld(); + + private: + // Initializes owner_thread_id_ and critical_section_ in static mutexes. + void ThreadSafeLazyInit(); + + // Per http://blogs.msdn.com/b/oldnewthing/archive/2004/02/23/78395.aspx, + // we assume that 0 is an invalid value for thread IDs. + unsigned int owner_thread_id_; + + // For static mutexes, we rely on these members being initialized to zeros + // by the linker. + MutexType type_; + long critical_section_init_phase_; // NOLINT + _RTL_CRITICAL_SECTION* critical_section_; + + GTEST_DISALLOW_COPY_AND_ASSIGN_(Mutex); +}; + +# define GTEST_DECLARE_STATIC_MUTEX_(mutex) \ + extern ::testing::internal::Mutex mutex + +# define GTEST_DEFINE_STATIC_MUTEX_(mutex) \ + ::testing::internal::Mutex mutex(::testing::internal::Mutex::kStaticMutex) + +// We cannot name this class MutexLock because the ctor declaration would +// conflict with a macro named MutexLock, which is defined on some +// platforms. That macro is used as a defensive measure to prevent against +// inadvertent misuses of MutexLock like "MutexLock(&mu)" rather than +// "MutexLock l(&mu)". Hence the typedef trick below. +class GTestMutexLock { + public: + explicit GTestMutexLock(Mutex* mutex) + : mutex_(mutex) { mutex_->Lock(); } + + ~GTestMutexLock() { mutex_->Unlock(); } + + private: + Mutex* const mutex_; + + GTEST_DISALLOW_COPY_AND_ASSIGN_(GTestMutexLock); +}; + +typedef GTestMutexLock MutexLock; + +// Base class for ValueHolder<T>. Allows a caller to hold and delete a value +// without knowing its type. +class ThreadLocalValueHolderBase { + public: + virtual ~ThreadLocalValueHolderBase() {} +}; + +// Provides a way for a thread to send notifications to a ThreadLocal +// regardless of its parameter type. +class ThreadLocalBase { + public: + // Creates a new ValueHolder<T> object holding a default value passed to + // this ThreadLocal<T>'s constructor and returns it. It is the caller's + // responsibility not to call this when the ThreadLocal<T> instance already + // has a value on the current thread. + virtual ThreadLocalValueHolderBase* NewValueForCurrentThread() const = 0; + + protected: + ThreadLocalBase() {} + virtual ~ThreadLocalBase() {} + + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadLocalBase); +}; + +// Maps a thread to a set of ThreadLocals that have values instantiated on that +// thread and notifies them when the thread exits. A ThreadLocal instance is +// expected to persist until all threads it has values on have terminated. +class GTEST_API_ ThreadLocalRegistry { + public: + // Registers thread_local_instance as having value on the current thread. + // Returns a value that can be used to identify the thread from other threads. + static ThreadLocalValueHolderBase* GetValueOnCurrentThread( + const ThreadLocalBase* thread_local_instance); + + // Invoked when a ThreadLocal instance is destroyed. + static void OnThreadLocalDestroyed( + const ThreadLocalBase* thread_local_instance); +}; + +class GTEST_API_ ThreadWithParamBase { + public: + void Join(); + + protected: + class Runnable { + public: + virtual ~Runnable() {} + virtual void Run() = 0; + }; + + ThreadWithParamBase(Runnable *runnable, Notification* thread_can_start); + virtual ~ThreadWithParamBase(); + + private: + AutoHandle thread_; +}; + +// Helper class for testing Google Test's multi-threading constructs. +template <typename T> +class ThreadWithParam : public ThreadWithParamBase { + public: + typedef void UserThreadFunc(T); + + ThreadWithParam(UserThreadFunc* func, T param, Notification* thread_can_start) + : ThreadWithParamBase(new RunnableImpl(func, param), thread_can_start) { + } + virtual ~ThreadWithParam() {} + + private: + class RunnableImpl : public Runnable { + public: + RunnableImpl(UserThreadFunc* func, T param) + : func_(func), + param_(param) { + } + virtual ~RunnableImpl() {} + virtual void Run() { + func_(param_); + } + + private: + UserThreadFunc* const func_; + const T param_; + + GTEST_DISALLOW_COPY_AND_ASSIGN_(RunnableImpl); + }; + + GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadWithParam); +}; + +// Implements thread-local storage on Windows systems. +// +// // Thread 1 +// ThreadLocal<int> tl(100); // 100 is the default value for each thread. +// +// // Thread 2 +// tl.set(150); // Changes the value for thread 2 only. +// EXPECT_EQ(150, tl.get()); +// +// // Thread 1 +// EXPECT_EQ(100, tl.get()); // In thread 1, tl has the original value. +// tl.set(200); +// EXPECT_EQ(200, tl.get()); +// +// The template type argument T must have a public copy constructor. +// In addition, the default ThreadLocal constructor requires T to have +// a public default constructor. +// +// The users of a TheadLocal instance have to make sure that all but one +// threads (including the main one) using that instance have exited before +// destroying it. Otherwise, the per-thread objects managed for them by the +// ThreadLocal instance are not guaranteed to be destroyed on all platforms. +// +// Google Test only uses global ThreadLocal objects. That means they +// will die after main() has returned. Therefore, no per-thread +// object managed by Google Test will be leaked as long as all threads +// using Google Test have exited when main() returns. +template <typename T> +class ThreadLocal : public ThreadLocalBase { + public: + ThreadLocal() : default_factory_(new DefaultValueHolderFactory()) {} + explicit ThreadLocal(const T& value) + : default_factory_(new InstanceValueHolderFactory(value)) {} + + ~ThreadLocal() { ThreadLocalRegistry::OnThreadLocalDestroyed(this); } + + T* pointer() { return GetOrCreateValue(); } + const T* pointer() const { return GetOrCreateValue(); } + const T& get() const { return *pointer(); } + void set(const T& value) { *pointer() = value; } + + private: + // Holds a value of T. Can be deleted via its base class without the caller + // knowing the type of T. + class ValueHolder : public ThreadLocalValueHolderBase { + public: + ValueHolder() : value_() {} + explicit ValueHolder(const T& value) : value_(value) {} + + T* pointer() { return &value_; } + + private: + T value_; + GTEST_DISALLOW_COPY_AND_ASSIGN_(ValueHolder); + }; - ThreadWithParam( - UserThreadFunc func, T param, Notification* thread_can_start) - : func_(func), - param_(param), - thread_can_start_(thread_can_start), - finished_(false) { - ThreadWithParamBase* const base = this; - // The thread can be created only after all fields except thread_ - // have been initialized. - GTEST_CHECK_POSIX_SUCCESS_( - pthread_create(&thread_, 0, &ThreadFuncWithCLinkage, base)); - } - ~ThreadWithParam() { Join(); } - void Join() { - if (!finished_) { - GTEST_CHECK_POSIX_SUCCESS_(pthread_join(thread_, 0)); - finished_ = true; - } + T* GetOrCreateValue() const { + return static_cast<ValueHolder*>( + ThreadLocalRegistry::GetValueOnCurrentThread(this))->pointer(); } - virtual void Run() { - if (thread_can_start_ != NULL) - thread_can_start_->WaitForNotification(); - func_(param_); + virtual ThreadLocalValueHolderBase* NewValueForCurrentThread() const { + return default_factory_->MakeNewHolder(); } - private: - const UserThreadFunc func_; // User-supplied thread function. - const T param_; // User-supplied parameter to the thread function. - // When non-NULL, used to block execution until the controller thread - // notifies. - Notification* const thread_can_start_; - bool finished_; // true iff we know that the thread function has finished. - pthread_t thread_; // The native thread object. + class ValueHolderFactory { + public: + ValueHolderFactory() {} + virtual ~ValueHolderFactory() {} + virtual ValueHolder* MakeNewHolder() const = 0; - GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadWithParam); + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(ValueHolderFactory); + }; + + class DefaultValueHolderFactory : public ValueHolderFactory { + public: + DefaultValueHolderFactory() {} + virtual ValueHolder* MakeNewHolder() const { return new ValueHolder(); } + + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(DefaultValueHolderFactory); + }; + + class InstanceValueHolderFactory : public ValueHolderFactory { + public: + explicit InstanceValueHolderFactory(const T& value) : value_(value) {} + virtual ValueHolder* MakeNewHolder() const { + return new ValueHolder(value_); + } + + private: + const T value_; // The value for each thread. + + GTEST_DISALLOW_COPY_AND_ASSIGN_(InstanceValueHolderFactory); + }; + + scoped_ptr<ValueHolderFactory> default_factory_; + + GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadLocal); }; -// MutexBase and Mutex implement mutex on pthreads-based platforms. They -// are used in conjunction with class MutexLock: -// -// Mutex mutex; -// ... -// MutexLock lock(&mutex); // Acquires the mutex and releases it at the end -// // of the current scope. -// -// MutexBase implements behavior for both statically and dynamically -// allocated mutexes. Do not use MutexBase directly. Instead, write -// the following to define a static mutex: -// -// GTEST_DEFINE_STATIC_MUTEX_(g_some_mutex); -// -// You can forward declare a static mutex like this: -// -// GTEST_DECLARE_STATIC_MUTEX_(g_some_mutex); -// -// To create a dynamic mutex, just define an object of type Mutex. +# elif GTEST_HAS_PTHREAD + +// MutexBase and Mutex implement mutex on pthreads-based platforms. class MutexBase { public: // Acquires this mutex. @@ -2484,17 +3240,12 @@ class MutexBase { }; // Forward-declares a static mutex. -# define GTEST_DECLARE_STATIC_MUTEX_(mutex) \ - extern ::testing::internal::MutexBase mutex +# define GTEST_DECLARE_STATIC_MUTEX_(mutex) \ + extern ::testing::internal::MutexBase mutex // Defines and statically (i.e. at link time) initializes a static mutex. -// The initialization list here does not explicitly initialize each field, -// instead relying on default initialization for the unspecified fields. In -// particular, the owner_ field (a pthread_t) is not explicitly initialized. -// This allows initialization to work whether pthread_t is a scalar or struct. -// The flag -Wmissing-field-initializers must not be specified for this to work. -# define GTEST_DEFINE_STATIC_MUTEX_(mutex) \ - ::testing::internal::MutexBase mutex = { PTHREAD_MUTEX_INITIALIZER, false } +# define GTEST_DEFINE_STATIC_MUTEX_(mutex) \ + ::testing::internal::MutexBase mutex = { PTHREAD_MUTEX_INITIALIZER, false, pthread_t() } // The Mutex class can only be used for mutexes created at runtime. It // shares its API with MutexBase otherwise. @@ -2512,9 +3263,11 @@ class Mutex : public MutexBase { GTEST_DISALLOW_COPY_AND_ASSIGN_(Mutex); }; -// We cannot name this class MutexLock as the ctor declaration would +// We cannot name this class MutexLock because the ctor declaration would // conflict with a macro named MutexLock, which is defined on some -// platforms. Hence the typedef trick below. +// platforms. That macro is used as a defensive measure to prevent against +// inadvertent misuses of MutexLock like "MutexLock(&mu)" rather than +// "MutexLock l(&mu)". Hence the typedef trick below. class GTestMutexLock { public: explicit GTestMutexLock(MutexBase* mutex) @@ -2548,41 +3301,14 @@ extern "C" inline void DeleteThreadLocalValue(void* value_holder) { } // Implements thread-local storage on pthreads-based systems. -// -// // Thread 1 -// ThreadLocal<int> tl(100); // 100 is the default value for each thread. -// -// // Thread 2 -// tl.set(150); // Changes the value for thread 2 only. -// EXPECT_EQ(150, tl.get()); -// -// // Thread 1 -// EXPECT_EQ(100, tl.get()); // In thread 1, tl has the original value. -// tl.set(200); -// EXPECT_EQ(200, tl.get()); -// -// The template type argument T must have a public copy constructor. -// In addition, the default ThreadLocal constructor requires T to have -// a public default constructor. -// -// An object managed for a thread by a ThreadLocal instance is deleted -// when the thread exits. Or, if the ThreadLocal instance dies in -// that thread, when the ThreadLocal dies. It's the user's -// responsibility to ensure that all other threads using a ThreadLocal -// have exited when it dies, or the per-thread objects for those -// threads will not be deleted. -// -// Google Test only uses global ThreadLocal objects. That means they -// will die after main() has returned. Therefore, no per-thread -// object managed by Google Test will be leaked as long as all threads -// using Google Test have exited when main() returns. template <typename T> class ThreadLocal { public: - ThreadLocal() : key_(CreateKey()), - default_() {} - explicit ThreadLocal(const T& value) : key_(CreateKey()), - default_(value) {} + ThreadLocal() + : key_(CreateKey()), default_factory_(new DefaultValueHolderFactory()) {} + explicit ThreadLocal(const T& value) + : key_(CreateKey()), + default_factory_(new InstanceValueHolderFactory(value)) {} ~ThreadLocal() { // Destroys the managed object for the current thread, if any. @@ -2602,6 +3328,7 @@ class ThreadLocal { // Holds a value of type T. class ValueHolder : public ThreadLocalValueHolderBase { public: + ValueHolder() : value_() {} explicit ValueHolder(const T& value) : value_(value) {} T* pointer() { return &value_; } @@ -2627,22 +3354,54 @@ class ThreadLocal { return CheckedDowncastToActualType<ValueHolder>(holder)->pointer(); } - ValueHolder* const new_holder = new ValueHolder(default_); + ValueHolder* const new_holder = default_factory_->MakeNewHolder(); ThreadLocalValueHolderBase* const holder_base = new_holder; GTEST_CHECK_POSIX_SUCCESS_(pthread_setspecific(key_, holder_base)); return new_holder->pointer(); } + class ValueHolderFactory { + public: + ValueHolderFactory() {} + virtual ~ValueHolderFactory() {} + virtual ValueHolder* MakeNewHolder() const = 0; + + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(ValueHolderFactory); + }; + + class DefaultValueHolderFactory : public ValueHolderFactory { + public: + DefaultValueHolderFactory() {} + virtual ValueHolder* MakeNewHolder() const { return new ValueHolder(); } + + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(DefaultValueHolderFactory); + }; + + class InstanceValueHolderFactory : public ValueHolderFactory { + public: + explicit InstanceValueHolderFactory(const T& value) : value_(value) {} + virtual ValueHolder* MakeNewHolder() const { + return new ValueHolder(value_); + } + + private: + const T value_; // The value for each thread. + + GTEST_DISALLOW_COPY_AND_ASSIGN_(InstanceValueHolderFactory); + }; + // A key pthreads uses for looking up per-thread values. const pthread_key_t key_; - const T default_; // The default value for each thread. + scoped_ptr<ValueHolderFactory> default_factory_; GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadLocal); }; -# define GTEST_IS_THREADSAFE 1 +# endif // GTEST_HAS_MUTEX_AND_THREAD_LOCAL_ -#else // GTEST_HAS_PTHREAD +#else // GTEST_IS_THREADSAFE // A dummy implementation of synchronization primitives (mutex, lock, // and thread-local variable). Necessary for compiling Google Test where @@ -2662,6 +3421,11 @@ class Mutex { # define GTEST_DEFINE_STATIC_MUTEX_(mutex) ::testing::internal::Mutex mutex +// We cannot name this class MutexLock because the ctor declaration would +// conflict with a macro named MutexLock, which is defined on some +// platforms. That macro is used as a defensive measure to prevent against +// inadvertent misuses of MutexLock like "MutexLock(&mu)" rather than +// "MutexLock l(&mu)". Hence the typedef trick below. class GTestMutexLock { public: explicit GTestMutexLock(Mutex*) {} // NOLINT @@ -2682,11 +3446,7 @@ class ThreadLocal { T value_; }; -// The above synchronization primitives have dummy implementations. -// Therefore Google Test is not thread-safe. -# define GTEST_IS_THREADSAFE 0 - -#endif // GTEST_HAS_PTHREAD +#endif // GTEST_IS_THREADSAFE // Returns the number of threads running in the process, or 0 to indicate that // we cannot detect it. @@ -2796,6 +3556,13 @@ inline char ToUpper(char ch) { return static_cast<char>(toupper(static_cast<unsigned char>(ch))); } +inline std::string StripTrailingSpaces(std::string str) { + std::string::iterator it = str.end(); + while (it != str.begin() && IsSpace(*--it)) + it = str.erase(it); + return str; +} + // The testing::internal::posix namespace holds wrappers for common // POSIX functions. These wrappers hide the differences between // Windows/MSVC and POSIX systems. Since some compilers define these @@ -2859,11 +3626,7 @@ inline bool IsDir(const StatStruct& st) { return S_ISDIR(st.st_mode); } // Functions deprecated by MSVC 8.0. -#ifdef _MSC_VER -// Temporarily disable warning 4996 (deprecated function). -# pragma warning(push) -# pragma warning(disable:4996) -#endif +GTEST_DISABLE_MSC_WARNINGS_PUSH_(4996 /* deprecated function */) inline const char* StrNCpy(char* dest, const char* src, size_t n) { return strncpy(dest, src, n); @@ -2873,7 +3636,7 @@ inline const char* StrNCpy(char* dest, const char* src, size_t n) { // StrError() aren't needed on Windows CE at this time and thus not // defined there. -#if !GTEST_OS_WINDOWS_MOBILE +#if !GTEST_OS_WINDOWS_MOBILE && !GTEST_OS_WINDOWS_PHONE && !GTEST_OS_WINDOWS_RT inline int ChDir(const char* dir) { return chdir(dir); } #endif inline FILE* FOpen(const char* path, const char* mode) { @@ -2897,8 +3660,9 @@ inline int Close(int fd) { return close(fd); } inline const char* StrError(int errnum) { return strerror(errnum); } #endif inline const char* GetEnv(const char* name) { -#if GTEST_OS_WINDOWS_MOBILE +#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_WINDOWS_PHONE | GTEST_OS_WINDOWS_RT // We are on Windows CE, which has no environment variables. + static_cast<void>(name); // To prevent 'unused argument' warning. return NULL; #elif defined(__BORLANDC__) || defined(__SunOS_5_8) || defined(__SunOS_5_9) // Environment variables which we programmatically clear will be set to the @@ -2910,9 +3674,7 @@ inline const char* GetEnv(const char* name) { #endif } -#ifdef _MSC_VER -# pragma warning(pop) // Restores the warning state. -#endif +GTEST_DISABLE_MSC_WARNINGS_POP_() #if GTEST_OS_WINDOWS_MOBILE // Windows CE has no C library. The abort() function is used in @@ -3013,11 +3775,20 @@ typedef TypeWithSize<8>::Int TimeInMillis; // Represents time in milliseconds. // Utilities for command line flags and environment variables. // Macro for referencing flags. -#define GTEST_FLAG(name) FLAGS_gtest_##name +#if !defined(GTEST_FLAG) +# define GTEST_FLAG(name) FLAGS_gtest_##name +#endif // !defined(GTEST_FLAG) + +#if !defined(GTEST_USE_OWN_FLAGFILE_FLAG_) +# define GTEST_USE_OWN_FLAGFILE_FLAG_ 1 +#endif // !defined(GTEST_USE_OWN_FLAGFILE_FLAG_) + +#if !defined(GTEST_DECLARE_bool_) +# define GTEST_FLAG_SAVER_ ::testing::internal::GTestFlagSaver // Macros for declaring flags. -#define GTEST_DECLARE_bool_(name) GTEST_API_ extern bool GTEST_FLAG(name) -#define GTEST_DECLARE_int32_(name) \ +# define GTEST_DECLARE_bool_(name) GTEST_API_ extern bool GTEST_FLAG(name) +# define GTEST_DECLARE_int32_(name) \ GTEST_API_ extern ::testing::internal::Int32 GTEST_FLAG(name) #define GTEST_DECLARE_string_(name) \ GTEST_API_ extern ::std::string GTEST_FLAG(name) @@ -3030,9 +3801,13 @@ typedef TypeWithSize<8>::Int TimeInMillis; // Represents time in milliseconds. #define GTEST_DEFINE_string_(name, default_val, doc) \ GTEST_API_ ::std::string GTEST_FLAG(name) = (default_val) +#endif // !defined(GTEST_DECLARE_bool_) + // Thread annotations -#define GTEST_EXCLUSIVE_LOCK_REQUIRED_(locks) -#define GTEST_LOCK_EXCLUDED_(locks) +#if !defined(GTEST_EXCLUSIVE_LOCK_REQUIRED_) +# define GTEST_EXCLUSIVE_LOCK_REQUIRED_(locks) +# define GTEST_LOCK_EXCLUDED_(locks) +#endif // !defined(GTEST_EXCLUSIVE_LOCK_REQUIRED_) // Parses 'str' for a 32-bit signed integer. If successful, writes the result // to *value and returns true; otherwise leaves *value unchanged and returns @@ -3046,7 +3821,7 @@ bool ParseInt32(const Message& src_text, const char* str, Int32* value); // corresponding to the given Google Test flag. bool BoolFromGTestEnv(const char* flag, bool default_val); GTEST_API_ Int32 Int32FromGTestEnv(const char* flag, Int32 default_val); -const char* StringFromGTestEnv(const char* flag, const char* default_val); +std::string StringFromGTestEnv(const char* flag, const char* default_val); } // namespace internal } // namespace testing @@ -3069,7 +3844,10 @@ const char* StringFromGTestEnv(const char* flag, const char* default_val); #include <string.h> #include <iomanip> #include <limits> +#include <map> #include <set> +#include <string> +#include <vector> // Copyright 2005, Google Inc. // All rights reserved. @@ -7057,9 +7835,6 @@ class ScopedTrace; // Implements scoped trace. class TestInfoImpl; // Opaque implementation of TestInfo class UnitTestImpl; // Opaque implementation of UnitTest -// How many times InitGoogleTest() has been called. -GTEST_API_ extern int g_init_gtest_count; - // The text used in failure messages to indicate the start of the // stack trace. GTEST_API_ extern const char kStackTraceMarker[]; @@ -7131,6 +7906,36 @@ class GTEST_API_ ScopedTrace { // c'tor and d'tor. Therefore it doesn't // need to be used otherwise. +namespace edit_distance { +// Returns the optimal edits to go from 'left' to 'right'. +// All edits cost the same, with replace having lower priority than +// add/remove. +// Simple implementation of the WagnerâFischer algorithm. +// See http://en.wikipedia.org/wiki/Wagner-Fischer_algorithm +enum EditType { kMatch, kAdd, kRemove, kReplace }; +GTEST_API_ std::vector<EditType> CalculateOptimalEdits( + const std::vector<size_t>& left, const std::vector<size_t>& right); + +// Same as above, but the input is represented as strings. +GTEST_API_ std::vector<EditType> CalculateOptimalEdits( + const std::vector<std::string>& left, + const std::vector<std::string>& right); + +// Create a diff of the input strings in Unified diff format. +GTEST_API_ std::string CreateUnifiedDiff(const std::vector<std::string>& left, + const std::vector<std::string>& right, + size_t context = 2); + +} // namespace edit_distance + +// Calculate the diff between 'left' and 'right' and return it in unified diff +// format. +// If not null, stores in 'total_line_count' the total number of lines found +// in left + right. +GTEST_API_ std::string DiffStrings(const std::string& left, + const std::string& right, + size_t* total_line_count); + // Constructs and returns the message for an equality assertion // (e.g. ASSERT_EQ, EXPECT_STREQ, etc) failure. // @@ -7431,6 +8236,13 @@ GTEST_API_ AssertionResult IsHRESULTFailure(const char* expr, typedef void (*SetUpTestCaseFunc)(); typedef void (*TearDownTestCaseFunc)(); +struct CodeLocation { + CodeLocation(const string& a_file, int a_line) : file(a_file), line(a_line) {} + + string file; + int line; +}; + // Creates a new TestInfo object and registers it with Google Test; // returns the created object. // @@ -7442,6 +8254,7 @@ typedef void (*TearDownTestCaseFunc)(); // this is not a typed or a type-parameterized test. // value_param text representation of the test's value parameter, // or NULL if this is not a type-parameterized test. +// code_location: code location where the test is defined // fixture_class_id: ID of the test fixture class // set_up_tc: pointer to the function that sets up the test case // tear_down_tc: pointer to the function that tears down the test case @@ -7453,6 +8266,7 @@ GTEST_API_ TestInfo* MakeAndRegisterTestInfo( const char* name, const char* type_param, const char* value_param, + CodeLocation code_location, TypeId fixture_class_id, SetUpTestCaseFunc set_up_tc, TearDownTestCaseFunc tear_down_tc, @@ -7482,10 +8296,21 @@ class GTEST_API_ TypedTestCasePState { fflush(stderr); posix::Abort(); } - defined_test_names_.insert(test_name); + registered_tests_.insert( + ::std::make_pair(test_name, CodeLocation(file, line))); return true; } + bool TestExists(const std::string& test_name) const { + return registered_tests_.count(test_name) > 0; + } + + const CodeLocation& GetCodeLocation(const std::string& test_name) const { + RegisteredTestsMap::const_iterator it = registered_tests_.find(test_name); + GTEST_CHECK_(it != registered_tests_.end()); + return it->second; + } + // Verifies that registered_tests match the test names in // defined_test_names_; returns registered_tests if successful, or // aborts the program otherwise. @@ -7493,8 +8318,10 @@ class GTEST_API_ TypedTestCasePState { const char* file, int line, const char* registered_tests); private: + typedef ::std::map<std::string, CodeLocation> RegisteredTestsMap; + bool registered_; - ::std::set<const char*> defined_test_names_; + RegisteredTestsMap registered_tests_; }; // Skips to the first non-space char after the first comma in 'str'; @@ -7515,6 +8342,11 @@ inline std::string GetPrefixUntilComma(const char* str) { return comma == NULL ? str : std::string(str, comma); } +// Splits a given string on a given delimiter, populating a given +// vector with the fields. +void SplitString(const ::std::string& str, char delimiter, + ::std::vector< ::std::string>* dest); + // TypeParameterizedTest<Fixture, TestSel, Types>::Register() // registers a list of type-parameterized tests with Google Test. The // return value is insignificant - we just need to return something @@ -7529,8 +8361,10 @@ class TypeParameterizedTest { // specified in INSTANTIATE_TYPED_TEST_CASE_P(Prefix, TestCase, // Types). Valid values for 'index' are [0, N - 1] where N is the // length of Types. - static bool Register(const char* prefix, const char* case_name, - const char* test_names, int index) { + static bool Register(const char* prefix, + CodeLocation code_location, + const char* case_name, const char* test_names, + int index) { typedef typename Types::Head Type; typedef Fixture<Type> FixtureClass; typedef typename GTEST_BIND_(TestSel, Type) TestClass; @@ -7540,9 +8374,10 @@ class TypeParameterizedTest { MakeAndRegisterTestInfo( (std::string(prefix) + (prefix[0] == '\0' ? "" : "/") + case_name + "/" + StreamableToString(index)).c_str(), - GetPrefixUntilComma(test_names).c_str(), + StripTrailingSpaces(GetPrefixUntilComma(test_names)).c_str(), GetTypeName<Type>().c_str(), NULL, // No value parameter. + code_location, GetTypeId<FixtureClass>(), TestClass::SetUpTestCase, TestClass::TearDownTestCase, @@ -7550,7 +8385,7 @@ class TypeParameterizedTest { // Next, recurses (at compile time) with the tail of the type list. return TypeParameterizedTest<Fixture, TestSel, typename Types::Tail> - ::Register(prefix, case_name, test_names, index + 1); + ::Register(prefix, code_location, case_name, test_names, index + 1); } }; @@ -7558,8 +8393,9 @@ class TypeParameterizedTest { template <GTEST_TEMPLATE_ Fixture, class TestSel> class TypeParameterizedTest<Fixture, TestSel, Types0> { public: - static bool Register(const char* /*prefix*/, const char* /*case_name*/, - const char* /*test_names*/, int /*index*/) { + static bool Register(const char* /*prefix*/, CodeLocation, + const char* /*case_name*/, const char* /*test_names*/, + int /*index*/) { return true; } }; @@ -7571,17 +8407,31 @@ class TypeParameterizedTest<Fixture, TestSel, Types0> { template <GTEST_TEMPLATE_ Fixture, typename Tests, typename Types> class TypeParameterizedTestCase { public: - static bool Register(const char* prefix, const char* case_name, - const char* test_names) { + static bool Register(const char* prefix, CodeLocation code_location, + const TypedTestCasePState* state, + const char* case_name, const char* test_names) { + std::string test_name = StripTrailingSpaces( + GetPrefixUntilComma(test_names)); + if (!state->TestExists(test_name)) { + fprintf(stderr, "Failed to get code location for test %s.%s at %s.", + case_name, test_name.c_str(), + FormatFileLocation(code_location.file.c_str(), + code_location.line).c_str()); + fflush(stderr); + posix::Abort(); + } + const CodeLocation& test_location = state->GetCodeLocation(test_name); + typedef typename Tests::Head Head; // First, register the first test in 'Test' for each type in 'Types'. TypeParameterizedTest<Fixture, Head, Types>::Register( - prefix, case_name, test_names, 0); + prefix, test_location, case_name, test_names, 0); // Next, recurses (at compile time) with the tail of the test list. return TypeParameterizedTestCase<Fixture, typename Tests::Tail, Types> - ::Register(prefix, case_name, SkipComma(test_names)); + ::Register(prefix, code_location, state, + case_name, SkipComma(test_names)); } }; @@ -7589,8 +8439,9 @@ class TypeParameterizedTestCase { template <GTEST_TEMPLATE_ Fixture, typename Types> class TypeParameterizedTestCase<Fixture, Templates0, Types> { public: - static bool Register(const char* /*prefix*/, const char* /*case_name*/, - const char* /*test_names*/) { + static bool Register(const char* /*prefix*/, CodeLocation, + const TypedTestCasePState* /*state*/, + const char* /*case_name*/, const char* /*test_names*/) { return true; } }; @@ -7744,7 +8595,7 @@ class ImplicitlyConvertible { // MakeFrom() is an expression whose type is From. We cannot simply // use From(), as the type From may not have a public default // constructor. - static From MakeFrom(); + static typename AddReference<From>::type MakeFrom(); // These two functions are overloaded. Given an expression // Helper(x), the compiler will pick the first version if x can be @@ -7762,25 +8613,20 @@ class ImplicitlyConvertible { // We have to put the 'public' section after the 'private' section, // or MSVC refuses to compile the code. public: - // MSVC warns about implicitly converting from double to int for - // possible loss of data, so we need to temporarily disable the - // warning. -#ifdef _MSC_VER -# pragma warning(push) // Saves the current warning state. -# pragma warning(disable:4244) // Temporarily disables warning 4244. - - static const bool value = - sizeof(Helper(ImplicitlyConvertible::MakeFrom())) == 1; -# pragma warning(pop) // Restores the warning state. -#elif defined(__BORLANDC__) +#if defined(__BORLANDC__) // C++Builder cannot use member overload resolution during template // instantiation. The simplest workaround is to use its C++0x type traits // functions (C++Builder 2009 and above only). static const bool value = __is_convertible(From, To); #else + // MSVC warns about implicitly converting from double to int for + // possible loss of data, so we need to temporarily disable the + // warning. + GTEST_DISABLE_MSC_WARNINGS_PUSH_(4244) static const bool value = sizeof(Helper(ImplicitlyConvertible::MakeFrom())) == 1; -#endif // _MSV_VER + GTEST_DISABLE_MSC_WARNINGS_POP_() +#endif // __BORLANDC__ }; template <typename From, typename To> const bool ImplicitlyConvertible<From, To>::value; @@ -7906,11 +8752,10 @@ void CopyArray(const T* from, size_t size, U* to) { // The relation between an NativeArray object (see below) and the // native array it represents. -enum RelationToSource { - kReference, // The NativeArray references the native array. - kCopy // The NativeArray makes a copy of the native array and - // owns the copy. -}; +// We use 2 different structs to allow non-copyable types to be used, as long +// as RelationToSourceReference() is passed. +struct RelationToSourceReference {}; +struct RelationToSourceCopy {}; // Adapts a native array to a read-only STL-style container. Instead // of the complete STL container concept, this adaptor only implements @@ -7928,22 +8773,23 @@ class NativeArray { typedef Element* iterator; typedef const Element* const_iterator; - // Constructs from a native array. - NativeArray(const Element* array, size_t count, RelationToSource relation) { - Init(array, count, relation); + // Constructs from a native array. References the source. + NativeArray(const Element* array, size_t count, RelationToSourceReference) { + InitRef(array, count); + } + + // Constructs from a native array. Copies the source. + NativeArray(const Element* array, size_t count, RelationToSourceCopy) { + InitCopy(array, count); } // Copy constructor. NativeArray(const NativeArray& rhs) { - Init(rhs.array_, rhs.size_, rhs.relation_to_source_); + (this->*rhs.clone_)(rhs.array_, rhs.size_); } ~NativeArray() { - // Ensures that the user doesn't instantiate NativeArray with a - // const or reference type. - static_cast<void>(StaticAssertTypeEqHelper<Element, - GTEST_REMOVE_REFERENCE_AND_CONST_(Element)>()); - if (relation_to_source_ == kCopy) + if (clone_ != &NativeArray::InitRef) delete[] array_; } @@ -7957,23 +8803,30 @@ class NativeArray { } private: - // Initializes this object; makes a copy of the input array if - // 'relation' is kCopy. - void Init(const Element* array, size_t a_size, RelationToSource relation) { - if (relation == kReference) { - array_ = array; - } else { - Element* const copy = new Element[a_size]; - CopyArray(array, a_size, copy); - array_ = copy; - } + enum { + kCheckTypeIsNotConstOrAReference = StaticAssertTypeEqHelper< + Element, GTEST_REMOVE_REFERENCE_AND_CONST_(Element)>::value, + }; + + // Initializes this object with a copy of the input. + void InitCopy(const Element* array, size_t a_size) { + Element* const copy = new Element[a_size]; + CopyArray(array, a_size, copy); + array_ = copy; + size_ = a_size; + clone_ = &NativeArray::InitCopy; + } + + // Initializes this object with a reference of the input. + void InitRef(const Element* array, size_t a_size) { + array_ = array; size_ = a_size; - relation_to_source_ = relation; + clone_ = &NativeArray::InitRef; } const Element* array_; size_t size_; - RelationToSource relation_to_source_; + void (NativeArray::*clone_)(const Element*, size_t); GTEST_DISALLOW_ASSIGN_(NativeArray); }; @@ -8108,6 +8961,7 @@ class GTEST_TEST_CLASS_NAME_(test_case_name, test_name) : public parent_class {\ ::test_info_ =\ ::testing::internal::MakeAndRegisterTestInfo(\ #test_case_name, #test_name, NULL, NULL, \ + ::testing::internal::CodeLocation(__FILE__, __LINE__), \ (parent_id), \ parent_class::SetUpTestCase, \ parent_class::TearDownTestCase, \ @@ -8116,6 +8970,7 @@ class GTEST_TEST_CLASS_NAME_(test_case_name, test_name) : public parent_class {\ void GTEST_TEST_CLASS_NAME_(test_case_name, test_name)::TestBody() #endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ + // Copyright 2005, Google Inc. // All rights reserved. // @@ -8952,7 +9807,10 @@ TEST_P(DerivedTest, DoesBlah) { #ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PARAM_UTIL_H_ #define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PARAM_UTIL_H_ +#include <ctype.h> + #include <iterator> +#include <set> #include <utility> #include <vector> @@ -9070,7 +9928,12 @@ class linked_ptr_internal { MutexLock lock(&g_linked_ptr_mutex); linked_ptr_internal const* p = ptr; - while (p->next_ != ptr) p = p->next_; + while (p->next_ != ptr) { + assert(p->next_ != this && + "Trying to join() a linked ring we are already in. " + "Is GMock thread safety enabled?"); + p = p->next_; + } p->next_ = this; next_ = ptr; } @@ -9083,7 +9946,12 @@ class linked_ptr_internal { if (next_ == this) return true; linked_ptr_internal const* p = next_; - while (p->next_ != this) p = p->next_; + while (p->next_ != this) { + assert(p->next_ != next_ && + "Trying to depart() a linked ring we are not in. " + "Is GMock thread safety enabled?"); + p = p->next_; + } p->next_ = next_; return false; } @@ -9294,6 +10162,10 @@ linked_ptr<T> make_linked_ptr(T* ptr) { #include <utility> #include <vector> +#if GTEST_HAS_STD_TUPLE_ +# include <tuple> +#endif + namespace testing { // Definitions in the 'internal' and 'internal2' name spaces are @@ -9436,11 +10308,108 @@ void DefaultPrintNonContainerTo(const T& value, ::std::ostream* os) { *os << value; } -} // namespace testing_internal - -namespace testing { -namespace internal { - +} // namespace testing_internal + +namespace testing { +namespace internal { + +// FormatForComparison<ToPrint, OtherOperand>::Format(value) formats a +// value of type ToPrint that is an operand of a comparison assertion +// (e.g. ASSERT_EQ). OtherOperand is the type of the other operand in +// the comparison, and is used to help determine the best way to +// format the value. In particular, when the value is a C string +// (char pointer) and the other operand is an STL string object, we +// want to format the C string as a string, since we know it is +// compared by value with the string object. If the value is a char +// pointer but the other operand is not an STL string object, we don't +// know whether the pointer is supposed to point to a NUL-terminated +// string, and thus want to print it as a pointer to be safe. +// +// INTERNAL IMPLEMENTATION - DO NOT USE IN A USER PROGRAM. + +// The default case. +template <typename ToPrint, typename OtherOperand> +class FormatForComparison { + public: + static ::std::string Format(const ToPrint& value) { + return ::testing::PrintToString(value); + } +}; + +// Array. +template <typename ToPrint, size_t N, typename OtherOperand> +class FormatForComparison<ToPrint[N], OtherOperand> { + public: + static ::std::string Format(const ToPrint* value) { + return FormatForComparison<const ToPrint*, OtherOperand>::Format(value); + } +}; + +// By default, print C string as pointers to be safe, as we don't know +// whether they actually point to a NUL-terminated string. + +#define GTEST_IMPL_FORMAT_C_STRING_AS_POINTER_(CharType) \ + template <typename OtherOperand> \ + class FormatForComparison<CharType*, OtherOperand> { \ + public: \ + static ::std::string Format(CharType* value) { \ + return ::testing::PrintToString(static_cast<const void*>(value)); \ + } \ + } + +GTEST_IMPL_FORMAT_C_STRING_AS_POINTER_(char); +GTEST_IMPL_FORMAT_C_STRING_AS_POINTER_(const char); +GTEST_IMPL_FORMAT_C_STRING_AS_POINTER_(wchar_t); +GTEST_IMPL_FORMAT_C_STRING_AS_POINTER_(const wchar_t); + +#undef GTEST_IMPL_FORMAT_C_STRING_AS_POINTER_ + +// If a C string is compared with an STL string object, we know it's meant +// to point to a NUL-terminated string, and thus can print it as a string. + +#define GTEST_IMPL_FORMAT_C_STRING_AS_STRING_(CharType, OtherStringType) \ + template <> \ + class FormatForComparison<CharType*, OtherStringType> { \ + public: \ + static ::std::string Format(CharType* value) { \ + return ::testing::PrintToString(value); \ + } \ + } + +GTEST_IMPL_FORMAT_C_STRING_AS_STRING_(char, ::std::string); +GTEST_IMPL_FORMAT_C_STRING_AS_STRING_(const char, ::std::string); + +#if GTEST_HAS_GLOBAL_STRING +GTEST_IMPL_FORMAT_C_STRING_AS_STRING_(char, ::string); +GTEST_IMPL_FORMAT_C_STRING_AS_STRING_(const char, ::string); +#endif + +#if GTEST_HAS_GLOBAL_WSTRING +GTEST_IMPL_FORMAT_C_STRING_AS_STRING_(wchar_t, ::wstring); +GTEST_IMPL_FORMAT_C_STRING_AS_STRING_(const wchar_t, ::wstring); +#endif + +#if GTEST_HAS_STD_WSTRING +GTEST_IMPL_FORMAT_C_STRING_AS_STRING_(wchar_t, ::std::wstring); +GTEST_IMPL_FORMAT_C_STRING_AS_STRING_(const wchar_t, ::std::wstring); +#endif + +#undef GTEST_IMPL_FORMAT_C_STRING_AS_STRING_ + +// Formats a comparison assertion (e.g. ASSERT_EQ, EXPECT_LT, and etc) +// operand to be used in a failure message. The type (but not value) +// of the other operand may affect the format. This allows us to +// print a char* as a raw pointer when it is compared against another +// char* or void*, and print it as a C string when it is compared +// against an std::string object, for example. +// +// INTERNAL IMPLEMENTATION - DO NOT USE IN A USER PROGRAM. +template <typename T1, typename T2> +std::string FormatForComparisonFailureMessage( + const T1& value, const T2& /* other_operand */) { + return FormatForComparison<T1, T2>::Format(value); +} + // UniversalPrinter<T>::Print(value, ostream_ptr) prints the given // value to the given ostream. The caller must ensure that // 'ostream_ptr' is not NULL, or the behavior is undefined. @@ -9671,14 +10640,16 @@ inline void PrintTo(const ::std::wstring& s, ::std::ostream* os) { } #endif // GTEST_HAS_STD_WSTRING -#if GTEST_HAS_TR1_TUPLE -// Overload for ::std::tr1::tuple. Needed for printing function arguments, -// which are packed as tuples. - +#if GTEST_HAS_TR1_TUPLE || GTEST_HAS_STD_TUPLE_ // Helper function for printing a tuple. T must be instantiated with // a tuple type. template <typename T> void PrintTupleTo(const T& t, ::std::ostream* os); +#endif // GTEST_HAS_TR1_TUPLE || GTEST_HAS_STD_TUPLE_ + +#if GTEST_HAS_TR1_TUPLE +// Overload for ::std::tr1::tuple. Needed for printing function arguments, +// which are packed as tuples. // Overloaded PrintTo() for tuples of various arities. We support // tuples of up-to 10 fields. The following implementation works @@ -9752,6 +10723,13 @@ void PrintTo( } #endif // GTEST_HAS_TR1_TUPLE +#if GTEST_HAS_STD_TUPLE_ +template <typename... Types> +void PrintTo(const ::std::tuple<Types...>& t, ::std::ostream* os) { + PrintTupleTo(t, os); +} +#endif // GTEST_HAS_STD_TUPLE_ + // Overload for std::pair. template <typename T1, typename T2> void PrintTo(const ::std::pair<T1, T2>& value, ::std::ostream* os) { @@ -9771,10 +10749,7 @@ class UniversalPrinter { public: // MSVC warns about adding const to a function type, so we want to // disable the warning. -#ifdef _MSC_VER -# pragma warning(push) // Saves the current warning state. -# pragma warning(disable:4180) // Temporarily disables warning 4180. -#endif // _MSC_VER + GTEST_DISABLE_MSC_WARNINGS_PUSH_(4180) // Note: we deliberately don't call this PrintTo(), as that name // conflicts with ::testing::internal::PrintTo in the body of the @@ -9791,9 +10766,7 @@ class UniversalPrinter { PrintTo(value, os); } -#ifdef _MSC_VER -# pragma warning(pop) // Restores the warning state. -#endif // _MSC_VER + GTEST_DISABLE_MSC_WARNINGS_POP_() }; // UniversalPrintArray(begin, len, os) prints an array of 'len' @@ -9845,10 +10818,7 @@ class UniversalPrinter<T&> { public: // MSVC warns about adding const to a function type, so we want to // disable the warning. -#ifdef _MSC_VER -# pragma warning(push) // Saves the current warning state. -# pragma warning(disable:4180) // Temporarily disables warning 4180. -#endif // _MSC_VER + GTEST_DISABLE_MSC_WARNINGS_PUSH_(4180) static void Print(const T& value, ::std::ostream* os) { // Prints the address of the value. We use reinterpret_cast here @@ -9859,9 +10829,7 @@ class UniversalPrinter<T&> { UniversalPrint(value, os); } -#ifdef _MSC_VER -# pragma warning(pop) // Restores the warning state. -#endif // _MSC_VER + GTEST_DISABLE_MSC_WARNINGS_POP_() }; // Prints a value tersely: for a reference type, the referenced value @@ -9947,16 +10915,65 @@ void UniversalPrint(const T& value, ::std::ostream* os) { UniversalPrinter<T1>::Print(value, os); } -#if GTEST_HAS_TR1_TUPLE typedef ::std::vector<string> Strings; +// TuplePolicy<TupleT> must provide: +// - tuple_size +// size of tuple TupleT. +// - get<size_t I>(const TupleT& t) +// static function extracting element I of tuple TupleT. +// - tuple_element<size_t I>::type +// type of element I of tuple TupleT. +template <typename TupleT> +struct TuplePolicy; + +#if GTEST_HAS_TR1_TUPLE +template <typename TupleT> +struct TuplePolicy { + typedef TupleT Tuple; + static const size_t tuple_size = ::std::tr1::tuple_size<Tuple>::value; + + template <size_t I> + struct tuple_element : ::std::tr1::tuple_element<I, Tuple> {}; + + template <size_t I> + static typename AddReference< + const typename ::std::tr1::tuple_element<I, Tuple>::type>::type get( + const Tuple& tuple) { + return ::std::tr1::get<I>(tuple); + } +}; +template <typename TupleT> +const size_t TuplePolicy<TupleT>::tuple_size; +#endif // GTEST_HAS_TR1_TUPLE + +#if GTEST_HAS_STD_TUPLE_ +template <typename... Types> +struct TuplePolicy< ::std::tuple<Types...> > { + typedef ::std::tuple<Types...> Tuple; + static const size_t tuple_size = ::std::tuple_size<Tuple>::value; + + template <size_t I> + struct tuple_element : ::std::tuple_element<I, Tuple> {}; + + template <size_t I> + static const typename ::std::tuple_element<I, Tuple>::type& get( + const Tuple& tuple) { + return ::std::get<I>(tuple); + } +}; +template <typename... Types> +const size_t TuplePolicy< ::std::tuple<Types...> >::tuple_size; +#endif // GTEST_HAS_STD_TUPLE_ + +#if GTEST_HAS_TR1_TUPLE || GTEST_HAS_STD_TUPLE_ // This helper template allows PrintTo() for tuples and // UniversalTersePrintTupleFieldsToStrings() to be defined by // induction on the number of tuple fields. The idea is that // TuplePrefixPrinter<N>::PrintPrefixTo(t, os) prints the first N // fields in tuple t, and can be defined in terms of // TuplePrefixPrinter<N - 1>. - +// // The inductive case. template <size_t N> struct TuplePref
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