1// Copyright 2005, Google Inc. 2// All rights reserved. 3// 4// Redistribution and use in source and binary forms, with or without 5// modification, are permitted provided that the following conditions are 6// met: 7// 8// * Redistributions of source code must retain the above copyright 9// notice, this list of conditions and the following disclaimer. 10// * Redistributions in binary form must reproduce the above 11// copyright notice, this list of conditions and the following disclaimer 12// in the documentation and/or other materials provided with the 13// distribution. 14// * Neither the name of Google Inc. nor the names of its 15// contributors may be used to endorse or promote products derived from 16// this software without specific prior written permission. 17// 18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29// 30// Authors: wan@google.com (Zhanyong Wan), eefacm@gmail.com (Sean Mcafee) 31// 32// The Google C++ Testing Framework (Google Test) 33// 34// This header file declares functions and macros used internally by 35// Google Test. They are subject to change without notice. 36 37#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ 38#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ 39 40#include "gtest/internal/gtest-port.h" 41 42#if GTEST_OS_LINUX 43# include <stdlib.h> 44# include <sys/types.h> 45# include <sys/wait.h> 46# include <unistd.h> 47#endif // GTEST_OS_LINUX 48 49#include <ctype.h> 50#include <string.h> 51#include <iomanip> 52#include <limits> 53#include <set> 54 55#include "gtest/internal/gtest-string.h" 56#include "gtest/internal/gtest-filepath.h" 57#include "gtest/internal/gtest-type-util.h" 58 59// Due to C++ preprocessor weirdness, we need double indirection to 60// concatenate two tokens when one of them is __LINE__. Writing 61// 62// foo ## __LINE__ 63// 64// will result in the token foo__LINE__, instead of foo followed by 65// the current line number. For more details, see 66// http://www.parashift.com/c++-faq-lite/misc-technical-issues.html#faq-39.6 67#define GTEST_CONCAT_TOKEN_(foo, bar) GTEST_CONCAT_TOKEN_IMPL_(foo, bar) 68#define GTEST_CONCAT_TOKEN_IMPL_(foo, bar) foo ## bar 69 70// Google Test defines the testing::Message class to allow construction of 71// test messages via the << operator. The idea is that anything 72// streamable to std::ostream can be streamed to a testing::Message. 73// This allows a user to use his own types in Google Test assertions by 74// overloading the << operator. 75// 76// util/gtl/stl_logging-inl.h overloads << for STL containers. These 77// overloads cannot be defined in the std namespace, as that will be 78// undefined behavior. Therefore, they are defined in the global 79// namespace instead. 80// 81// C++'s symbol lookup rule (i.e. Koenig lookup) says that these 82// overloads are visible in either the std namespace or the global 83// namespace, but not other namespaces, including the testing 84// namespace which Google Test's Message class is in. 85// 86// To allow STL containers (and other types that has a << operator 87// defined in the global namespace) to be used in Google Test assertions, 88// testing::Message must access the custom << operator from the global 89// namespace. Hence this helper function. 90// 91// Note: Jeffrey Yasskin suggested an alternative fix by "using 92// ::operator<<;" in the definition of Message's operator<<. That fix 93// doesn't require a helper function, but unfortunately doesn't 94// compile with MSVC. 95template <typename T> 96inline void GTestStreamToHelper(std::ostream* os, const T& val) { 97 *os << val; 98} 99 100class ProtocolMessage; 101namespace proto2 { class Message; } 102 103namespace testing { 104 105// Forward declarations. 106 107class AssertionResult; // Result of an assertion. 108class Message; // Represents a failure message. 109class Test; // Represents a test. 110class TestInfo; // Information about a test. 111class TestPartResult; // Result of a test part. 112class UnitTest; // A collection of test cases. 113 114template <typename T> 115::std::string PrintToString(const T& value); 116 117namespace internal { 118 119struct TraceInfo; // Information about a trace point. 120class ScopedTrace; // Implements scoped trace. 121class TestInfoImpl; // Opaque implementation of TestInfo 122class UnitTestImpl; // Opaque implementation of UnitTest 123 124// How many times InitGoogleTest() has been called. 125extern int g_init_gtest_count; 126 127// The text used in failure messages to indicate the start of the 128// stack trace. 129GTEST_API_ extern const char kStackTraceMarker[]; 130 131// A secret type that Google Test users don't know about. It has no 132// definition on purpose. Therefore it's impossible to create a 133// Secret object, which is what we want. 134class Secret; 135 136// Two overloaded helpers for checking at compile time whether an 137// expression is a null pointer literal (i.e. NULL or any 0-valued 138// compile-time integral constant). Their return values have 139// different sizes, so we can use sizeof() to test which version is 140// picked by the compiler. These helpers have no implementations, as 141// we only need their signatures. 142// 143// Given IsNullLiteralHelper(x), the compiler will pick the first 144// version if x can be implicitly converted to Secret*, and pick the 145// second version otherwise. Since Secret is a secret and incomplete 146// type, the only expression a user can write that has type Secret* is 147// a null pointer literal. Therefore, we know that x is a null 148// pointer literal if and only if the first version is picked by the 149// compiler. 150char IsNullLiteralHelper(Secret* p); 151char (&IsNullLiteralHelper(...))[2]; // NOLINT 152 153// A compile-time bool constant that is true if and only if x is a 154// null pointer literal (i.e. NULL or any 0-valued compile-time 155// integral constant). 156#ifdef GTEST_ELLIPSIS_NEEDS_POD_ 157// We lose support for NULL detection where the compiler doesn't like 158// passing non-POD classes through ellipsis (...). 159# define GTEST_IS_NULL_LITERAL_(x) false 160#else 161# define GTEST_IS_NULL_LITERAL_(x) \ 162 (sizeof(::testing::internal::IsNullLiteralHelper(x)) == 1) 163#endif // GTEST_ELLIPSIS_NEEDS_POD_ 164 165// Appends the user-supplied message to the Google-Test-generated message. 166GTEST_API_ String AppendUserMessage(const String& gtest_msg, 167 const Message& user_msg); 168 169// A helper class for creating scoped traces in user programs. 170class GTEST_API_ ScopedTrace { 171 public: 172 // The c'tor pushes the given source file location and message onto 173 // a trace stack maintained by Google Test. 174 ScopedTrace(const char* file, int line, const Message& message); 175 176 // The d'tor pops the info pushed by the c'tor. 177 // 178 // Note that the d'tor is not virtual in order to be efficient. 179 // Don't inherit from ScopedTrace! 180 ~ScopedTrace(); 181 182 private: 183 GTEST_DISALLOW_COPY_AND_ASSIGN_(ScopedTrace); 184} GTEST_ATTRIBUTE_UNUSED_; // A ScopedTrace object does its job in its 185 // c'tor and d'tor. Therefore it doesn't 186 // need to be used otherwise. 187 188// Converts a streamable value to a String. A NULL pointer is 189// converted to "(null)". When the input value is a ::string, 190// ::std::string, ::wstring, or ::std::wstring object, each NUL 191// character in it is replaced with "\\0". 192// Declared here but defined in gtest.h, so that it has access 193// to the definition of the Message class, required by the ARM 194// compiler. 195template <typename T> 196String StreamableToString(const T& streamable); 197 198// When this operand is a const char* or char*, if the other operand 199// is a ::std::string or ::string, we print this operand as a C string 200// rather than a pointer (we do the same for wide strings); otherwise 201// we print it as a pointer to be safe. 202 203// This internal macro is used to avoid duplicated code. 204// Making the first operand const reference works around a bug in the 205// Symbian compiler which is unable to select the correct specialization of 206// FormatForComparisonFailureMessage. 207#define GTEST_FORMAT_IMPL_(operand2_type, operand1_printer)\ 208inline String FormatForComparisonFailureMessage(\ 209 operand2_type::value_type* const& str, const operand2_type& /*operand2*/) {\ 210 return operand1_printer(str);\ 211}\ 212inline String FormatForComparisonFailureMessage(\ 213 const operand2_type::value_type* const& str, \ 214 const operand2_type& /*operand2*/) {\ 215 return operand1_printer(str);\ 216} 217 218GTEST_FORMAT_IMPL_(::std::string, String::ShowCStringQuoted) 219#if GTEST_HAS_STD_WSTRING 220GTEST_FORMAT_IMPL_(::std::wstring, String::ShowWideCStringQuoted) 221#endif // GTEST_HAS_STD_WSTRING 222 223#if GTEST_HAS_GLOBAL_STRING 224GTEST_FORMAT_IMPL_(::string, String::ShowCStringQuoted) 225#endif // GTEST_HAS_GLOBAL_STRING 226#if GTEST_HAS_GLOBAL_WSTRING 227GTEST_FORMAT_IMPL_(::wstring, String::ShowWideCStringQuoted) 228#endif // GTEST_HAS_GLOBAL_WSTRING 229 230#undef GTEST_FORMAT_IMPL_ 231 232// The next four overloads handle the case where the operand being 233// printed is a char/wchar_t pointer and the other operand is not a 234// string/wstring object. In such cases, we just print the operand as 235// a pointer to be safe. 236// 237// Making the first operand const reference works around a bug in the 238// Symbian compiler which is unable to select the correct specialization of 239// FormatForComparisonFailureMessage. 240#define GTEST_FORMAT_CHAR_PTR_IMPL_(CharType) \ 241 template <typename T> \ 242 String FormatForComparisonFailureMessage(CharType* const& p, const T&) { \ 243 return PrintToString(static_cast<const void*>(p)); \ 244 } 245 246GTEST_FORMAT_CHAR_PTR_IMPL_(char) 247GTEST_FORMAT_CHAR_PTR_IMPL_(const char) 248GTEST_FORMAT_CHAR_PTR_IMPL_(wchar_t) 249GTEST_FORMAT_CHAR_PTR_IMPL_(const wchar_t) 250 251#undef GTEST_FORMAT_CHAR_PTR_IMPL_ 252 253// Constructs and returns the message for an equality assertion 254// (e.g. ASSERT_EQ, EXPECT_STREQ, etc) failure. 255// 256// The first four parameters are the expressions used in the assertion 257// and their values, as strings. For example, for ASSERT_EQ(foo, bar) 258// where foo is 5 and bar is 6, we have: 259// 260// expected_expression: "foo" 261// actual_expression: "bar" 262// expected_value: "5" 263// actual_value: "6" 264// 265// The ignoring_case parameter is true iff the assertion is a 266// *_STRCASEEQ*. When it's true, the string " (ignoring case)" will 267// be inserted into the message. 268GTEST_API_ AssertionResult EqFailure(const char* expected_expression, 269 const char* actual_expression, 270 const String& expected_value, 271 const String& actual_value, 272 bool ignoring_case); 273 274// Constructs a failure message for Boolean assertions such as EXPECT_TRUE. 275GTEST_API_ String GetBoolAssertionFailureMessage( 276 const AssertionResult& assertion_result, 277 const char* expression_text, 278 const char* actual_predicate_value, 279 const char* expected_predicate_value); 280 281// This template class represents an IEEE floating-point number 282// (either single-precision or double-precision, depending on the 283// template parameters). 284// 285// The purpose of this class is to do more sophisticated number 286// comparison. (Due to round-off error, etc, it's very unlikely that 287// two floating-points will be equal exactly. Hence a naive 288// comparison by the == operation often doesn't work.) 289// 290// Format of IEEE floating-point: 291// 292// The most-significant bit being the leftmost, an IEEE 293// floating-point looks like 294// 295// sign_bit exponent_bits fraction_bits 296// 297// Here, sign_bit is a single bit that designates the sign of the 298// number. 299// 300// For float, there are 8 exponent bits and 23 fraction bits. 301// 302// For double, there are 11 exponent bits and 52 fraction bits. 303// 304// More details can be found at 305// http://en.wikipedia.org/wiki/IEEE_floating-point_standard. 306// 307// Template parameter: 308// 309// RawType: the raw floating-point type (either float or double) 310template <typename RawType> 311class FloatingPoint { 312 public: 313 // Defines the unsigned integer type that has the same size as the 314 // floating point number. 315 typedef typename TypeWithSize<sizeof(RawType)>::UInt Bits; 316 317 // Constants. 318 319 // # of bits in a number. 320 static const size_t kBitCount = 8*sizeof(RawType); 321 322 // # of fraction bits in a number. 323 static const size_t kFractionBitCount = 324 std::numeric_limits<RawType>::digits - 1; 325 326 // # of exponent bits in a number. 327 static const size_t kExponentBitCount = kBitCount - 1 - kFractionBitCount; 328 329 // The mask for the sign bit. 330 static const Bits kSignBitMask = static_cast<Bits>(1) << (kBitCount - 1); 331 332 // The mask for the fraction bits. 333 static const Bits kFractionBitMask = 334 ~static_cast<Bits>(0) >> (kExponentBitCount + 1); 335 336 // The mask for the exponent bits. 337 static const Bits kExponentBitMask = ~(kSignBitMask | kFractionBitMask); 338 339 // How many ULP's (Units in the Last Place) we want to tolerate when 340 // comparing two numbers. The larger the value, the more error we 341 // allow. A 0 value means that two numbers must be exactly the same 342 // to be considered equal. 343 // 344 // The maximum error of a single floating-point operation is 0.5 345 // units in the last place. On Intel CPU's, all floating-point 346 // calculations are done with 80-bit precision, while double has 64 347 // bits. Therefore, 4 should be enough for ordinary use. 348 // 349 // See the following article for more details on ULP: 350 // http://www.cygnus-software.com/papers/comparingfloats/comparingfloats.htm. 351 static const size_t kMaxUlps = 4; 352 353 // Constructs a FloatingPoint from a raw floating-point number. 354 // 355 // On an Intel CPU, passing a non-normalized NAN (Not a Number) 356 // around may change its bits, although the new value is guaranteed 357 // to be also a NAN. Therefore, don't expect this constructor to 358 // preserve the bits in x when x is a NAN. 359 explicit FloatingPoint(const RawType& x) { u_.value_ = x; } 360 361 // Static methods 362 363 // Reinterprets a bit pattern as a floating-point number. 364 // 365 // This function is needed to test the AlmostEquals() method. 366 static RawType ReinterpretBits(const Bits bits) { 367 FloatingPoint fp(0); 368 fp.u_.bits_ = bits; 369 return fp.u_.value_; 370 } 371 372 // Returns the floating-point number that represent positive infinity. 373 static RawType Infinity() { 374 return ReinterpretBits(kExponentBitMask); 375 } 376 377 // Non-static methods 378 379 // Returns the bits that represents this number. 380 const Bits &bits() const { return u_.bits_; } 381 382 // Returns the exponent bits of this number. 383 Bits exponent_bits() const { return kExponentBitMask & u_.bits_; } 384 385 // Returns the fraction bits of this number. 386 Bits fraction_bits() const { return kFractionBitMask & u_.bits_; } 387 388 // Returns the sign bit of this number. 389 Bits sign_bit() const { return kSignBitMask & u_.bits_; } 390 391 // Returns true iff this is NAN (not a number). 392 bool is_nan() const { 393 // It's a NAN if the exponent bits are all ones and the fraction 394 // bits are not entirely zeros. 395 return (exponent_bits() == kExponentBitMask) && (fraction_bits() != 0); 396 } 397 398 // Returns true iff this number is at most kMaxUlps ULP's away from 399 // rhs. In particular, this function: 400 // 401 // - returns false if either number is (or both are) NAN. 402 // - treats really large numbers as almost equal to infinity. 403 // - thinks +0.0 and -0.0 are 0 DLP's apart. 404 bool AlmostEquals(const FloatingPoint& rhs) const { 405 // The IEEE standard says that any comparison operation involving 406 // a NAN must return false. 407 if (is_nan() || rhs.is_nan()) return false; 408 409 return DistanceBetweenSignAndMagnitudeNumbers(u_.bits_, rhs.u_.bits_) 410 <= kMaxUlps; 411 } 412 413 private: 414 // The data type used to store the actual floating-point number. 415 union FloatingPointUnion { 416 RawType value_; // The raw floating-point number. 417 Bits bits_; // The bits that represent the number. 418 }; 419 420 // Converts an integer from the sign-and-magnitude representation to 421 // the biased representation. More precisely, let N be 2 to the 422 // power of (kBitCount - 1), an integer x is represented by the 423 // unsigned number x + N. 424 // 425 // For instance, 426 // 427 // -N + 1 (the most negative number representable using 428 // sign-and-magnitude) is represented by 1; 429 // 0 is represented by N; and 430 // N - 1 (the biggest number representable using 431 // sign-and-magnitude) is represented by 2N - 1. 432 // 433 // Read http://en.wikipedia.org/wiki/Signed_number_representations 434 // for more details on signed number representations. 435 static Bits SignAndMagnitudeToBiased(const Bits &sam) { 436 if (kSignBitMask & sam) { 437 // sam represents a negative number. 438 return ~sam + 1; 439 } else { 440 // sam represents a positive number. 441 return kSignBitMask | sam; 442 } 443 } 444 445 // Given two numbers in the sign-and-magnitude representation, 446 // returns the distance between them as an unsigned number. 447 static Bits DistanceBetweenSignAndMagnitudeNumbers(const Bits &sam1, 448 const Bits &sam2) { 449 const Bits biased1 = SignAndMagnitudeToBiased(sam1); 450 const Bits biased2 = SignAndMagnitudeToBiased(sam2); 451 return (biased1 >= biased2) ? (biased1 - biased2) : (biased2 - biased1); 452 } 453 454 FloatingPointUnion u_; 455}; 456 457// Typedefs the instances of the FloatingPoint template class that we 458// care to use. 459typedef FloatingPoint<float> Float; 460typedef FloatingPoint<double> Double; 461 462// In order to catch the mistake of putting tests that use different 463// test fixture classes in the same test case, we need to assign 464// unique IDs to fixture classes and compare them. The TypeId type is 465// used to hold such IDs. The user should treat TypeId as an opaque 466// type: the only operation allowed on TypeId values is to compare 467// them for equality using the == operator. 468typedef const void* TypeId; 469 470template <typename T> 471class TypeIdHelper { 472 public: 473 // dummy_ must not have a const type. Otherwise an overly eager 474 // compiler (e.g. MSVC 7.1 & 8.0) may try to merge 475 // TypeIdHelper<T>::dummy_ for different Ts as an "optimization". 476 static bool dummy_; 477}; 478 479template <typename T> 480bool TypeIdHelper<T>::dummy_ = false; 481 482// GetTypeId<T>() returns the ID of type T. Different values will be 483// returned for different types. Calling the function twice with the 484// same type argument is guaranteed to return the same ID. 485template <typename T> 486TypeId GetTypeId() { 487 // The compiler is required to allocate a different 488 // TypeIdHelper<T>::dummy_ variable for each T used to instantiate 489 // the template. Therefore, the address of dummy_ is guaranteed to 490 // be unique. 491 return &(TypeIdHelper<T>::dummy_); 492} 493 494// Returns the type ID of ::testing::Test. Always call this instead 495// of GetTypeId< ::testing::Test>() to get the type ID of 496// ::testing::Test, as the latter may give the wrong result due to a 497// suspected linker bug when compiling Google Test as a Mac OS X 498// framework. 499GTEST_API_ TypeId GetTestTypeId(); 500 501// Defines the abstract factory interface that creates instances 502// of a Test object. 503class TestFactoryBase { 504 public: 505 virtual ~TestFactoryBase() {} 506 507 // Creates a test instance to run. The instance is both created and destroyed 508 // within TestInfoImpl::Run() 509 virtual Test* CreateTest() = 0; 510 511 protected: 512 TestFactoryBase() {} 513 514 private: 515 GTEST_DISALLOW_COPY_AND_ASSIGN_(TestFactoryBase); 516}; 517 518// This class provides implementation of TeastFactoryBase interface. 519// It is used in TEST and TEST_F macros. 520template <class TestClass> 521class TestFactoryImpl : public TestFactoryBase { 522 public: 523 virtual Test* CreateTest() { return new TestClass; } 524}; 525 526#if GTEST_OS_WINDOWS 527 528// Predicate-formatters for implementing the HRESULT checking macros 529// {ASSERT|EXPECT}_HRESULT_{SUCCEEDED|FAILED} 530// We pass a long instead of HRESULT to avoid causing an 531// include dependency for the HRESULT type. 532GTEST_API_ AssertionResult IsHRESULTSuccess(const char* expr, 533 long hr); // NOLINT 534GTEST_API_ AssertionResult IsHRESULTFailure(const char* expr, 535 long hr); // NOLINT 536 537#endif // GTEST_OS_WINDOWS 538 539// Types of SetUpTestCase() and TearDownTestCase() functions. 540typedef void (*SetUpTestCaseFunc)(); 541typedef void (*TearDownTestCaseFunc)(); 542 543// Creates a new TestInfo object and registers it with Google Test; 544// returns the created object. 545// 546// Arguments: 547// 548// test_case_name: name of the test case 549// name: name of the test 550// type_param the name of the test's type parameter, or NULL if 551// this is not a typed or a type-parameterized test. 552// value_param text representation of the test's value parameter, 553// or NULL if this is not a type-parameterized test. 554// fixture_class_id: ID of the test fixture class 555// set_up_tc: pointer to the function that sets up the test case 556// tear_down_tc: pointer to the function that tears down the test case 557// factory: pointer to the factory that creates a test object. 558// The newly created TestInfo instance will assume 559// ownership of the factory object. 560GTEST_API_ TestInfo* MakeAndRegisterTestInfo( 561 const char* test_case_name, const char* name, 562 const char* type_param, 563 const char* value_param, 564 TypeId fixture_class_id, 565 SetUpTestCaseFunc set_up_tc, 566 TearDownTestCaseFunc tear_down_tc, 567 TestFactoryBase* factory); 568 569// If *pstr starts with the given prefix, modifies *pstr to be right 570// past the prefix and returns true; otherwise leaves *pstr unchanged 571// and returns false. None of pstr, *pstr, and prefix can be NULL. 572GTEST_API_ bool SkipPrefix(const char* prefix, const char** pstr); 573 574#if GTEST_HAS_TYPED_TEST || GTEST_HAS_TYPED_TEST_P 575 576// State of the definition of a type-parameterized test case. 577class GTEST_API_ TypedTestCasePState { 578 public: 579 TypedTestCasePState() : registered_(false) {} 580 581 // Adds the given test name to defined_test_names_ and return true 582 // if the test case hasn't been registered; otherwise aborts the 583 // program. 584 bool AddTestName(const char* file, int line, const char* case_name, 585 const char* test_name) { 586 if (registered_) { 587 fprintf(stderr, "%s Test %s must be defined before " 588 "REGISTER_TYPED_TEST_CASE_P(%s, ...).\n", 589 FormatFileLocation(file, line).c_str(), test_name, case_name); 590 fflush(stderr); 591 posix::Abort(); 592 } 593 defined_test_names_.insert(test_name); 594 return true; 595 } 596 597 // Verifies that registered_tests match the test names in 598 // defined_test_names_; returns registered_tests if successful, or 599 // aborts the program otherwise. 600 const char* VerifyRegisteredTestNames( 601 const char* file, int line, const char* registered_tests); 602 603 private: 604 bool registered_; 605 ::std::set<const char*> defined_test_names_; 606}; 607 608// Skips to the first non-space char after the first comma in 'str'; 609// returns NULL if no comma is found in 'str'. 610inline const char* SkipComma(const char* str) { 611 const char* comma = strchr(str, ','); 612 if (comma == NULL) { 613 return NULL; 614 } 615 while (IsSpace(*(++comma))) {} 616 return comma; 617} 618 619// Returns the prefix of 'str' before the first comma in it; returns 620// the entire string if it contains no comma. 621inline String GetPrefixUntilComma(const char* str) { 622 const char* comma = strchr(str, ','); 623 return comma == NULL ? String(str) : String(str, comma - str); 624} 625 626// TypeParameterizedTest<Fixture, TestSel, Types>::Register() 627// registers a list of type-parameterized tests with Google Test. The 628// return value is insignificant - we just need to return something 629// such that we can call this function in a namespace scope. 630// 631// Implementation note: The GTEST_TEMPLATE_ macro declares a template 632// template parameter. It's defined in gtest-type-util.h. 633template <GTEST_TEMPLATE_ Fixture, class TestSel, typename Types> 634class TypeParameterizedTest { 635 public: 636 // 'index' is the index of the test in the type list 'Types' 637 // specified in INSTANTIATE_TYPED_TEST_CASE_P(Prefix, TestCase, 638 // Types). Valid values for 'index' are [0, N - 1] where N is the 639 // length of Types. 640 static bool Register(const char* prefix, const char* case_name, 641 const char* test_names, int index) { 642 typedef typename Types::Head Type; 643 typedef Fixture<Type> FixtureClass; 644 typedef typename GTEST_BIND_(TestSel, Type) TestClass; 645 646 // First, registers the first type-parameterized test in the type 647 // list. 648 MakeAndRegisterTestInfo( 649 String::Format("%s%s%s/%d", prefix, prefix[0] == '\0' ? "" : "/", 650 case_name, index).c_str(), 651 GetPrefixUntilComma(test_names).c_str(), 652 GetTypeName<Type>().c_str(), 653 NULL, // No value parameter. 654 GetTypeId<FixtureClass>(), 655 TestClass::SetUpTestCase, 656 TestClass::TearDownTestCase, 657 new TestFactoryImpl<TestClass>); 658 659 // Next, recurses (at compile time) with the tail of the type list. 660 return TypeParameterizedTest<Fixture, TestSel, typename Types::Tail> 661 ::Register(prefix, case_name, test_names, index + 1); 662 } 663}; 664 665// The base case for the compile time recursion. 666template <GTEST_TEMPLATE_ Fixture, class TestSel> 667class TypeParameterizedTest<Fixture, TestSel, Types0> { 668 public: 669 static bool Register(const char* /*prefix*/, const char* /*case_name*/, 670 const char* /*test_names*/, int /*index*/) { 671 return true; 672 } 673}; 674 675// TypeParameterizedTestCase<Fixture, Tests, Types>::Register() 676// registers *all combinations* of 'Tests' and 'Types' with Google 677// Test. The return value is insignificant - we just need to return 678// something such that we can call this function in a namespace scope. 679template <GTEST_TEMPLATE_ Fixture, typename Tests, typename Types> 680class TypeParameterizedTestCase { 681 public: 682 static bool Register(const char* prefix, const char* case_name, 683 const char* test_names) { 684 typedef typename Tests::Head Head; 685 686 // First, register the first test in 'Test' for each type in 'Types'. 687 TypeParameterizedTest<Fixture, Head, Types>::Register( 688 prefix, case_name, test_names, 0); 689 690 // Next, recurses (at compile time) with the tail of the test list. 691 return TypeParameterizedTestCase<Fixture, typename Tests::Tail, Types> 692 ::Register(prefix, case_name, SkipComma(test_names)); 693 } 694}; 695 696// The base case for the compile time recursion. 697template <GTEST_TEMPLATE_ Fixture, typename Types> 698class TypeParameterizedTestCase<Fixture, Templates0, Types> { 699 public: 700 static bool Register(const char* /*prefix*/, const char* /*case_name*/, 701 const char* /*test_names*/) { 702 return true; 703 } 704}; 705 706#endif // GTEST_HAS_TYPED_TEST || GTEST_HAS_TYPED_TEST_P 707 708// Returns the current OS stack trace as a String. 709// 710// The maximum number of stack frames to be included is specified by 711// the gtest_stack_trace_depth flag. The skip_count parameter 712// specifies the number of top frames to be skipped, which doesn't 713// count against the number of frames to be included. 714// 715// For example, if Foo() calls Bar(), which in turn calls 716// GetCurrentOsStackTraceExceptTop(..., 1), Foo() will be included in 717// the trace but Bar() and GetCurrentOsStackTraceExceptTop() won't. 718GTEST_API_ String GetCurrentOsStackTraceExceptTop(UnitTest* unit_test, 719 int skip_count); 720 721// Helpers for suppressing warnings on unreachable code or constant 722// condition. 723 724// Always returns true. 725GTEST_API_ bool AlwaysTrue(); 726 727// Always returns false. 728inline bool AlwaysFalse() { return !AlwaysTrue(); } 729 730// Helper for suppressing false warning from Clang on a const char* 731// variable declared in a conditional expression always being NULL in 732// the else branch. 733struct GTEST_API_ ConstCharPtr { 734 ConstCharPtr(const char* str) : value(str) {} 735 operator bool() const { return true; } 736 const char* value; 737}; 738 739// A simple Linear Congruential Generator for generating random 740// numbers with a uniform distribution. Unlike rand() and srand(), it 741// doesn't use global state (and therefore can't interfere with user 742// code). Unlike rand_r(), it's portable. An LCG isn't very random, 743// but it's good enough for our purposes. 744class GTEST_API_ Random { 745 public: 746 static const UInt32 kMaxRange = 1u << 31; 747 748 explicit Random(UInt32 seed) : state_(seed) {} 749 750 void Reseed(UInt32 seed) { state_ = seed; } 751 752 // Generates a random number from [0, range). Crashes if 'range' is 753 // 0 or greater than kMaxRange. 754 UInt32 Generate(UInt32 range); 755 756 private: 757 UInt32 state_; 758 GTEST_DISALLOW_COPY_AND_ASSIGN_(Random); 759}; 760 761// Defining a variable of type CompileAssertTypesEqual<T1, T2> will cause a 762// compiler error iff T1 and T2 are different types. 763template <typename T1, typename T2> 764struct CompileAssertTypesEqual; 765 766template <typename T> 767struct CompileAssertTypesEqual<T, T> { 768}; 769 770// Removes the reference from a type if it is a reference type, 771// otherwise leaves it unchanged. This is the same as 772// tr1::remove_reference, which is not widely available yet. 773template <typename T> 774struct RemoveReference { typedef T type; }; // NOLINT 775template <typename T> 776struct RemoveReference<T&> { typedef T type; }; // NOLINT 777 778// A handy wrapper around RemoveReference that works when the argument 779// T depends on template parameters. 780#define GTEST_REMOVE_REFERENCE_(T) \ 781 typename ::testing::internal::RemoveReference<T>::type 782 783// Removes const from a type if it is a const type, otherwise leaves 784// it unchanged. This is the same as tr1::remove_const, which is not 785// widely available yet. 786template <typename T> 787struct RemoveConst { typedef T type; }; // NOLINT 788template <typename T> 789struct RemoveConst<const T> { typedef T type; }; // NOLINT 790 791// MSVC 8.0 and Sun C++ have a bug which causes the above definition 792// to fail to remove the const in 'const int[3]'. The following 793// specialization works around the bug. However, it causes trouble 794// with GCC and thus needs to be conditionally compiled. 795#if defined(_MSC_VER) || defined(__SUNPRO_CC) 796template <typename T, size_t N> 797struct RemoveConst<T[N]> { 798 typedef typename RemoveConst<T>::type type[N]; 799}; 800#endif 801 802// A handy wrapper around RemoveConst that works when the argument 803// T depends on template parameters. 804#define GTEST_REMOVE_CONST_(T) \ 805 typename ::testing::internal::RemoveConst<T>::type 806 807// Turns const U&, U&, const U, and U all into U. 808#define GTEST_REMOVE_REFERENCE_AND_CONST_(T) \ 809 GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(T)) 810 811// Adds reference to a type if it is not a reference type, 812// otherwise leaves it unchanged. This is the same as 813// tr1::add_reference, which is not widely available yet. 814template <typename T> 815struct AddReference { typedef T& type; }; // NOLINT 816template <typename T> 817struct AddReference<T&> { typedef T& type; }; // NOLINT 818 819// A handy wrapper around AddReference that works when the argument T 820// depends on template parameters. 821#define GTEST_ADD_REFERENCE_(T) \ 822 typename ::testing::internal::AddReference<T>::type 823 824// Adds a reference to const on top of T as necessary. For example, 825// it transforms 826// 827// char ==> const char& 828// const char ==> const char& 829// char& ==> const char& 830// const char& ==> const char& 831// 832// The argument T must depend on some template parameters. 833#define GTEST_REFERENCE_TO_CONST_(T) \ 834 GTEST_ADD_REFERENCE_(const GTEST_REMOVE_REFERENCE_(T)) 835 836// ImplicitlyConvertible<From, To>::value is a compile-time bool 837// constant that's true iff type From can be implicitly converted to 838// type To. 839template <typename From, typename To> 840class ImplicitlyConvertible { 841 private: 842 // We need the following helper functions only for their types. 843 // They have no implementations. 844 845 // MakeFrom() is an expression whose type is From. We cannot simply 846 // use From(), as the type From may not have a public default 847 // constructor. 848 static From MakeFrom(); 849 850 // These two functions are overloaded. Given an expression 851 // Helper(x), the compiler will pick the first version if x can be 852 // implicitly converted to type To; otherwise it will pick the 853 // second version. 854 // 855 // The first version returns a value of size 1, and the second 856 // version returns a value of size 2. Therefore, by checking the 857 // size of Helper(x), which can be done at compile time, we can tell 858 // which version of Helper() is used, and hence whether x can be 859 // implicitly converted to type To. 860 static char Helper(To); 861 static char (&Helper(...))[2]; // NOLINT 862 863 // We have to put the 'public' section after the 'private' section, 864 // or MSVC refuses to compile the code. 865 public: 866 // MSVC warns about implicitly converting from double to int for 867 // possible loss of data, so we need to temporarily disable the 868 // warning. 869#ifdef _MSC_VER 870# pragma warning(push) // Saves the current warning state. 871# pragma warning(disable:4244) // Temporarily disables warning 4244. 872 873 static const bool value = 874 sizeof(Helper(ImplicitlyConvertible::MakeFrom())) == 1; 875# pragma warning(pop) // Restores the warning state. 876#elif defined(__BORLANDC__) 877 // C++Builder cannot use member overload resolution during template 878 // instantiation. The simplest workaround is to use its C++0x type traits 879 // functions (C++Builder 2009 and above only). 880 static const bool value = __is_convertible(From, To); 881#else 882 static const bool value = 883 sizeof(Helper(ImplicitlyConvertible::MakeFrom())) == 1; 884#endif // _MSV_VER 885}; 886template <typename From, typename To> 887const bool ImplicitlyConvertible<From, To>::value; 888 889// IsAProtocolMessage<T>::value is a compile-time bool constant that's 890// true iff T is type ProtocolMessage, proto2::Message, or a subclass 891// of those. 892template <typename T> 893struct IsAProtocolMessage 894 : public bool_constant< 895 ImplicitlyConvertible<const T*, const ::ProtocolMessage*>::value || 896 ImplicitlyConvertible<const T*, const ::proto2::Message*>::value> { 897}; 898 899// When the compiler sees expression IsContainerTest<C>(0), if C is an 900// STL-style container class, the first overload of IsContainerTest 901// will be viable (since both C::iterator* and C::const_iterator* are 902// valid types and NULL can be implicitly converted to them). It will 903// be picked over the second overload as 'int' is a perfect match for 904// the type of argument 0. If C::iterator or C::const_iterator is not 905// a valid type, the first overload is not viable, and the second 906// overload will be picked. Therefore, we can determine whether C is 907// a container class by checking the type of IsContainerTest<C>(0). 908// The value of the expression is insignificant. 909// 910// Note that we look for both C::iterator and C::const_iterator. The 911// reason is that C++ injects the name of a class as a member of the 912// class itself (e.g. you can refer to class iterator as either 913// 'iterator' or 'iterator::iterator'). If we look for C::iterator 914// only, for example, we would mistakenly think that a class named 915// iterator is an STL container. 916// 917// Also note that the simpler approach of overloading 918// IsContainerTest(typename C::const_iterator*) and 919// IsContainerTest(...) doesn't work with Visual Age C++ and Sun C++. 920typedef int IsContainer; 921template <class C> 922IsContainer IsContainerTest(int /* dummy */, 923 typename C::iterator* /* it */ = NULL, 924 typename C::const_iterator* /* const_it */ = NULL) { 925 return 0; 926} 927 928typedef char IsNotContainer; 929template <class C> 930IsNotContainer IsContainerTest(long /* dummy */) { return '\0'; } 931 932// EnableIf<condition>::type is void when 'Cond' is true, and 933// undefined when 'Cond' is false. To use SFINAE to make a function 934// overload only apply when a particular expression is true, add 935// "typename EnableIf<expression>::type* = 0" as the last parameter. 936template<bool> struct EnableIf; 937template<> struct EnableIf<true> { typedef void type; }; // NOLINT 938 939// Utilities for native arrays. 940 941// ArrayEq() compares two k-dimensional native arrays using the 942// elements' operator==, where k can be any integer >= 0. When k is 943// 0, ArrayEq() degenerates into comparing a single pair of values. 944 945template <typename T, typename U> 946bool ArrayEq(const T* lhs, size_t size, const U* rhs); 947 948// This generic version is used when k is 0. 949template <typename T, typename U> 950inline bool ArrayEq(const T& lhs, const U& rhs) { return lhs == rhs; } 951 952// This overload is used when k >= 1. 953template <typename T, typename U, size_t N> 954inline bool ArrayEq(const T(&lhs)[N], const U(&rhs)[N]) { 955 return internal::ArrayEq(lhs, N, rhs); 956} 957 958// This helper reduces code bloat. If we instead put its logic inside 959// the previous ArrayEq() function, arrays with different sizes would 960// lead to different copies of the template code. 961template <typename T, typename U> 962bool ArrayEq(const T* lhs, size_t size, const U* rhs) { 963 for (size_t i = 0; i != size; i++) { 964 if (!internal::ArrayEq(lhs[i], rhs[i])) 965 return false; 966 } 967 return true; 968} 969 970// Finds the first element in the iterator range [begin, end) that 971// equals elem. Element may be a native array type itself. 972template <typename Iter, typename Element> 973Iter ArrayAwareFind(Iter begin, Iter end, const Element& elem) { 974 for (Iter it = begin; it != end; ++it) { 975 if (internal::ArrayEq(*it, elem)) 976 return it; 977 } 978 return end; 979} 980 981// CopyArray() copies a k-dimensional native array using the elements' 982// operator=, where k can be any integer >= 0. When k is 0, 983// CopyArray() degenerates into copying a single value. 984 985template <typename T, typename U> 986void CopyArray(const T* from, size_t size, U* to); 987 988// This generic version is used when k is 0. 989template <typename T, typename U> 990inline void CopyArray(const T& from, U* to) { *to = from; } 991 992// This overload is used when k >= 1. 993template <typename T, typename U, size_t N> 994inline void CopyArray(const T(&from)[N], U(*to)[N]) { 995 internal::CopyArray(from, N, *to); 996} 997 998// This helper reduces code bloat. If we instead put its logic inside 999// the previous CopyArray() function, arrays with different sizes 1000// would lead to different copies of the template code. 1001template <typename T, typename U> 1002void CopyArray(const T* from, size_t size, U* to) { 1003 for (size_t i = 0; i != size; i++) { 1004 internal::CopyArray(from[i], to + i); 1005 } 1006} 1007 1008// The relation between an NativeArray object (see below) and the 1009// native array it represents. 1010enum RelationToSource { 1011 kReference, // The NativeArray references the native array. 1012 kCopy // The NativeArray makes a copy of the native array and 1013 // owns the copy. 1014}; 1015 1016// Adapts a native array to a read-only STL-style container. Instead 1017// of the complete STL container concept, this adaptor only implements 1018// members useful for Google Mock's container matchers. New members 1019// should be added as needed. To simplify the implementation, we only 1020// support Element being a raw type (i.e. having no top-level const or 1021// reference modifier). It's the client's responsibility to satisfy 1022// this requirement. Element can be an array type itself (hence 1023// multi-dimensional arrays are supported). 1024template <typename Element> 1025class NativeArray { 1026 public: 1027 // STL-style container typedefs. 1028 typedef Element value_type; 1029 typedef Element* iterator; 1030 typedef const Element* const_iterator; 1031 1032 // Constructs from a native array. 1033 NativeArray(const Element* array, size_t count, RelationToSource relation) { 1034 Init(array, count, relation); 1035 } 1036 1037 // Copy constructor. 1038 NativeArray(const NativeArray& rhs) { 1039 Init(rhs.array_, rhs.size_, rhs.relation_to_source_); 1040 } 1041 1042 ~NativeArray() { 1043 // Ensures that the user doesn't instantiate NativeArray with a 1044 // const or reference type. 1045 static_cast<void>(StaticAssertTypeEqHelper<Element, 1046 GTEST_REMOVE_REFERENCE_AND_CONST_(Element)>()); 1047 if (relation_to_source_ == kCopy) 1048 delete[] array_; 1049 } 1050 1051 // STL-style container methods. 1052 size_t size() const { return size_; } 1053 const_iterator begin() const { return array_; } 1054 const_iterator end() const { return array_ + size_; } 1055 bool operator==(const NativeArray& rhs) const { 1056 return size() == rhs.size() && 1057 ArrayEq(begin(), size(), rhs.begin()); 1058 } 1059 1060 private: 1061 // Initializes this object; makes a copy of the input array if 1062 // 'relation' is kCopy. 1063 void Init(const Element* array, size_t a_size, RelationToSource relation) { 1064 if (relation == kReference) { 1065 array_ = array; 1066 } else { 1067 Element* const copy = new Element[a_size]; 1068 CopyArray(array, a_size, copy); 1069 array_ = copy; 1070 } 1071 size_ = a_size; 1072 relation_to_source_ = relation; 1073 } 1074 1075 const Element* array_; 1076 size_t size_; 1077 RelationToSource relation_to_source_; 1078 1079 GTEST_DISALLOW_ASSIGN_(NativeArray); 1080}; 1081 1082} // namespace internal 1083} // namespace testing 1084 1085#define GTEST_MESSAGE_AT_(file, line, message, result_type) \ 1086 ::testing::internal::AssertHelper(result_type, file, line, message) \ 1087 = ::testing::Message() 1088 1089#define GTEST_MESSAGE_(message, result_type) \ 1090 GTEST_MESSAGE_AT_(__FILE__, __LINE__, message, result_type) 1091 1092#define GTEST_FATAL_FAILURE_(message) \ 1093 return GTEST_MESSAGE_(message, ::testing::TestPartResult::kFatalFailure) 1094 1095#define GTEST_NONFATAL_FAILURE_(message) \ 1096 GTEST_MESSAGE_(message, ::testing::TestPartResult::kNonFatalFailure) 1097 1098#define GTEST_SUCCESS_(message) \ 1099 GTEST_MESSAGE_(message, ::testing::TestPartResult::kSuccess) 1100 1101// Suppresses MSVC warnings 4072 (unreachable code) for the code following 1102// statement if it returns or throws (or doesn't return or throw in some 1103// situations). 1104#define GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement) \ 1105 if (::testing::internal::AlwaysTrue()) { statement; } 1106 1107#define GTEST_TEST_THROW_(statement, expected_exception, fail) \ 1108 GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ 1109 if (::testing::internal::ConstCharPtr gtest_msg = "") { \ 1110 bool gtest_caught_expected = false; \ 1111 try { \ 1112 GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \ 1113 } \ 1114 catch (expected_exception const&) { \ 1115 gtest_caught_expected = true; \ 1116 } \ 1117 catch (...) { \ 1118 gtest_msg.value = \ 1119 "Expected: " #statement " throws an exception of type " \ 1120 #expected_exception ".\n Actual: it throws a different type."; \ 1121 goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \ 1122 } \ 1123 if (!gtest_caught_expected) { \ 1124 gtest_msg.value = \ 1125 "Expected: " #statement " throws an exception of type " \ 1126 #expected_exception ".\n Actual: it throws nothing."; \ 1127 goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \ 1128 } \ 1129 } else \ 1130 GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__): \ 1131 fail(gtest_msg.value) 1132 1133#define GTEST_TEST_NO_THROW_(statement, fail) \ 1134 GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ 1135 if (::testing::internal::AlwaysTrue()) { \ 1136 try { \ 1137 GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \ 1138 } \ 1139 catch (...) { \ 1140 goto GTEST_CONCAT_TOKEN_(gtest_label_testnothrow_, __LINE__); \ 1141 } \ 1142 } else \ 1143 GTEST_CONCAT_TOKEN_(gtest_label_testnothrow_, __LINE__): \ 1144 fail("Expected: " #statement " doesn't throw an exception.\n" \ 1145 " Actual: it throws.") 1146 1147#define GTEST_TEST_ANY_THROW_(statement, fail) \ 1148 GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ 1149 if (::testing::internal::AlwaysTrue()) { \ 1150 bool gtest_caught_any = false; \ 1151 try { \ 1152 GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \ 1153 } \ 1154 catch (...) { \ 1155 gtest_caught_any = true; \ 1156 } \ 1157 if (!gtest_caught_any) { \ 1158 goto GTEST_CONCAT_TOKEN_(gtest_label_testanythrow_, __LINE__); \ 1159 } \ 1160 } else \ 1161 GTEST_CONCAT_TOKEN_(gtest_label_testanythrow_, __LINE__): \ 1162 fail("Expected: " #statement " throws an exception.\n" \ 1163 " Actual: it doesn't.") 1164 1165 1166// Implements Boolean test assertions such as EXPECT_TRUE. expression can be 1167// either a boolean expression or an AssertionResult. text is a textual 1168// represenation of expression as it was passed into the EXPECT_TRUE. 1169#define GTEST_TEST_BOOLEAN_(expression, text, actual, expected, fail) \ 1170 GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ 1171 if (const ::testing::AssertionResult gtest_ar_ = \ 1172 ::testing::AssertionResult(expression)) \ 1173 ; \ 1174 else \ 1175 fail(::testing::internal::GetBoolAssertionFailureMessage(\ 1176 gtest_ar_, text, #actual, #expected).c_str()) 1177 1178#define GTEST_TEST_NO_FATAL_FAILURE_(statement, fail) \ 1179 GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ 1180 if (::testing::internal::AlwaysTrue()) { \ 1181 ::testing::internal::HasNewFatalFailureHelper gtest_fatal_failure_checker; \ 1182 GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \ 1183 if (gtest_fatal_failure_checker.has_new_fatal_failure()) { \ 1184 goto GTEST_CONCAT_TOKEN_(gtest_label_testnofatal_, __LINE__); \ 1185 } \ 1186 } else \ 1187 GTEST_CONCAT_TOKEN_(gtest_label_testnofatal_, __LINE__): \ 1188 fail("Expected: " #statement " doesn't generate new fatal " \ 1189 "failures in the current thread.\n" \ 1190 " Actual: it does.") 1191 1192// Expands to the name of the class that implements the given test. 1193#define GTEST_TEST_CLASS_NAME_(test_case_name, test_name) \ 1194 test_case_name##_##test_name##_Test 1195 1196// Helper macro for defining tests. 1197#define GTEST_TEST_(test_case_name, test_name, parent_class, parent_id)\ 1198class GTEST_TEST_CLASS_NAME_(test_case_name, test_name) : public parent_class {\ 1199 public:\ 1200 GTEST_TEST_CLASS_NAME_(test_case_name, test_name)() {}\ 1201 private:\ 1202 virtual void TestBody();\ 1203 static ::testing::TestInfo* const test_info_ GTEST_ATTRIBUTE_UNUSED_;\ 1204 GTEST_DISALLOW_COPY_AND_ASSIGN_(\ 1205 GTEST_TEST_CLASS_NAME_(test_case_name, test_name));\ 1206};\ 1207\ 1208::testing::TestInfo* const GTEST_TEST_CLASS_NAME_(test_case_name, test_name)\ 1209 ::test_info_ =\ 1210 ::testing::internal::MakeAndRegisterTestInfo(\ 1211 #test_case_name, #test_name, NULL, NULL, \ 1212 (parent_id), \ 1213 parent_class::SetUpTestCase, \ 1214 parent_class::TearDownTestCase, \ 1215 new ::testing::internal::TestFactoryImpl<\ 1216 GTEST_TEST_CLASS_NAME_(test_case_name, test_name)>);\ 1217void GTEST_TEST_CLASS_NAME_(test_case_name, test_name)::TestBody() 1218 1219#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ 1220