Merge pull request #2388 from kuzkry:remove-gtest-type-util.pump

PiperOrigin-RevId: 276944601
This commit is contained in:
vslashg 2019-10-29 16:50:51 -04:00
commit a8b1a66cfd
10 changed files with 257 additions and 3529 deletions

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@ -133,10 +133,10 @@ All tests should pass.
Some of Google Test's source files are generated from templates (not in the C++ Some of Google Test's source files are generated from templates (not in the C++
sense) using a script. For example, the file sense) using a script. For example, the file
include/gtest/internal/gtest-type-util.h.pump is used to generate *googlemock/include/gmock/gmock-generated-actions.h.pump* is used to generate
gtest-type-util.h in the same directory. *gmock-generated-actions.h* in the same directory.
You don't need to worry about regenerating the source files unless you need to You don't need to worry about regenerating the source files unless you need to
modify them. You would then modify the corresponding `.pump` files and run the modify them. You would then modify the corresponding `.pump` files and run the
'[pump.py](googletest/scripts/pump.py)' generator script. See the '[pump.py](googlemock/scripts/pump.py)' generator script. See the
[Pump Manual](googletest/docs/pump_manual.md). [Pump Manual](googlemock/docs/pump_manual.md).

182
googlemock/test/pump_test.py Executable file
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@ -0,0 +1,182 @@
#!/usr/bin/env python
#
# Copyright 2010, 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.
"""Tests for the Pump meta-programming tool."""
from google3.testing.pybase import googletest
import google3.third_party.googletest.googlemock.scripts.pump
pump = google3.third_party.googletest.googlemock.scripts.pump
Convert = pump.ConvertFromPumpSource
StripMetaComments = pump.StripMetaComments
class PumpTest(googletest.TestCase):
def testConvertsEmptyToEmpty(self):
self.assertEquals('', Convert('').strip())
def testConvertsPlainCodeToSame(self):
self.assertEquals('#include <stdio.h>\n',
Convert('#include <stdio.h>\n'))
def testConvertsLongIWYUPragmaToSame(self):
long_line = '// IWYU pragma: private, include "' + (80*'a') + '.h"\n'
self.assertEquals(long_line, Convert(long_line))
def testConvertsIWYUPragmaWithLeadingSpaceToSame(self):
long_line = ' // IWYU pragma: private, include "' + (80*'a') + '.h"\n'
self.assertEquals(long_line, Convert(long_line))
def testConvertsIWYUPragmaWithSlashStarLeaderToSame(self):
long_line = '/* IWYU pragma: private, include "' + (80*'a') + '.h"\n'
self.assertEquals(long_line, Convert(long_line))
def testConvertsIWYUPragmaWithSlashStarAndSpacesToSame(self):
long_line = ' /* IWYU pragma: private, include "' + (80*'a') + '.h"\n'
self.assertEquals(long_line, Convert(long_line))
def testIgnoresMetaComment(self):
self.assertEquals('',
Convert('$$ This is a Pump meta comment.\n').strip())
def testSimpleVarDeclarationWorks(self):
self.assertEquals('3\n',
Convert('$var m = 3\n'
'$m\n'))
def testVarDeclarationCanReferenceEarlierVar(self):
self.assertEquals('43 != 3;\n',
Convert('$var a = 42\n'
'$var b = a + 1\n'
'$var c = (b - a)*3\n'
'$b != $c;\n'))
def testSimpleLoopWorks(self):
self.assertEquals('1, 2, 3, 4, 5\n',
Convert('$var n = 5\n'
'$range i 1..n\n'
'$for i, [[$i]]\n'))
def testSimpleLoopWithCommentWorks(self):
self.assertEquals('1, 2, 3, 4, 5\n',
Convert('$var n = 5 $$ This is comment 1.\n'
'$range i 1..n $$ This is comment 2.\n'
'$for i, [[$i]]\n'))
def testNonTrivialRangeExpressionsWork(self):
self.assertEquals('1, 2, 3, 4\n',
Convert('$var n = 5\n'
'$range i (n/n)..(n - 1)\n'
'$for i, [[$i]]\n'))
def testLoopWithoutSeparatorWorks(self):
self.assertEquals('a + 1 + 2 + 3;\n',
Convert('$range i 1..3\n'
'a$for i [[ + $i]];\n'))
def testCanGenerateDollarSign(self):
self.assertEquals('$\n', Convert('$($)\n'))
def testCanIterpolateExpressions(self):
self.assertEquals('a[2] = 3;\n',
Convert('$var i = 1\n'
'a[$(i + 1)] = $(i*4 - 1);\n'))
def testConditionalWithoutElseBranchWorks(self):
self.assertEquals('true\n',
Convert('$var n = 5\n'
'$if n > 0 [[true]]\n'))
def testConditionalWithElseBranchWorks(self):
self.assertEquals('true -- really false\n',
Convert('$var n = 5\n'
'$if n > 0 [[true]]\n'
'$else [[false]] -- \n'
'$if n > 10 [[really true]]\n'
'$else [[really false]]\n'))
def testConditionalWithCascadingElseBranchWorks(self):
self.assertEquals('a\n',
Convert('$var n = 5\n'
'$if n > 0 [[a]]\n'
'$elif n > 10 [[b]]\n'
'$else [[c]]\n'))
self.assertEquals('b\n',
Convert('$var n = 5\n'
'$if n > 10 [[a]]\n'
'$elif n > 0 [[b]]\n'
'$else [[c]]\n'))
self.assertEquals('c\n',
Convert('$var n = 5\n'
'$if n > 10 [[a]]\n'
'$elif n > 8 [[b]]\n'
'$else [[c]]\n'))
def testNestedLexicalBlocksWork(self):
self.assertEquals('a = 5;\n',
Convert('$var n = 5\n'
'a = [[$if n > 0 [[$n]]]];\n'))
class StripMetaCommentsTest(googletest.TestCase):
def testReturnsSameStringIfItContainsNoComment(self):
self.assertEquals('', StripMetaComments(''))
self.assertEquals(' blah ', StripMetaComments(' blah '))
self.assertEquals('A single $ is fine.',
StripMetaComments('A single $ is fine.'))
self.assertEquals('multiple\nlines',
StripMetaComments('multiple\nlines'))
def testStripsSimpleComment(self):
self.assertEquals('yes\n', StripMetaComments('yes $$ or no?\n'))
def testStripsSimpleCommentWithMissingNewline(self):
self.assertEquals('yes', StripMetaComments('yes $$ or no?'))
def testStripsPureCommentLinesEntirely(self):
self.assertEquals('yes\n',
StripMetaComments('$$ a pure comment line.\n'
'yes $$ or no?\n'
' $$ another comment line.\n'))
def testStripsCommentsFromMultiLineText(self):
self.assertEquals('multi-\n'
'line\n'
'text is fine.',
StripMetaComments('multi- $$ comment 1\n'
'line\n'
'text is fine. $$ comment 2'))
if __name__ == '__main__':
googletest.main()

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@ -17,6 +17,7 @@ Jói Sigurðsson <joi@google.com>
Keir Mierle <mierle@gmail.com> Keir Mierle <mierle@gmail.com>
Keith Ray <keith.ray@gmail.com> Keith Ray <keith.ray@gmail.com>
Kenton Varda <kenton@google.com> Kenton Varda <kenton@google.com>
Krystian Kuzniarek <krystian.kuzniarek@gmail.com>
Manuel Klimek <klimek@google.com> Manuel Klimek <klimek@google.com>
Markus Heule <markus.heule@gmail.com> Markus Heule <markus.heule@gmail.com>
Mika Raento <mikie@iki.fi> Mika Raento <mikie@iki.fi>

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@ -27,7 +27,6 @@
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// GOOGLETEST_CM0001 DO NOT DELETE // GOOGLETEST_CM0001 DO NOT DELETE
#ifndef GTEST_INCLUDE_GTEST_GTEST_TYPED_TEST_H_ #ifndef GTEST_INCLUDE_GTEST_GTEST_TYPED_TEST_H_
@ -188,13 +187,13 @@ INSTANTIATE_TYPED_TEST_SUITE_P(My, FooTest, MyTypes);
#define GTEST_NAME_GENERATOR_(TestSuiteName) \ #define GTEST_NAME_GENERATOR_(TestSuiteName) \
gtest_type_params_##TestSuiteName##_NameGenerator gtest_type_params_##TestSuiteName##_NameGenerator
#define TYPED_TEST_SUITE(CaseName, Types, ...) \ #define TYPED_TEST_SUITE(CaseName, Types, ...) \
typedef ::testing::internal::TypeList<Types>::type GTEST_TYPE_PARAMS_( \ typedef ::testing::internal::GenerateTypeList<Types>::type \
CaseName); \ GTEST_TYPE_PARAMS_(CaseName); \
typedef ::testing::internal::NameGeneratorSelector<__VA_ARGS__>::type \ typedef ::testing::internal::NameGeneratorSelector<__VA_ARGS__>::type \
GTEST_NAME_GENERATOR_(CaseName) GTEST_NAME_GENERATOR_(CaseName)
# define TYPED_TEST(CaseName, TestName) \ #define TYPED_TEST(CaseName, TestName) \
template <typename gtest_TypeParam_> \ template <typename gtest_TypeParam_> \
class GTEST_TEST_CLASS_NAME_(CaseName, TestName) \ class GTEST_TEST_CLASS_NAME_(CaseName, TestName) \
: public CaseName<gtest_TypeParam_> { \ : public CaseName<gtest_TypeParam_> { \
@ -204,8 +203,7 @@ INSTANTIATE_TYPED_TEST_SUITE_P(My, FooTest, MyTypes);
void TestBody() override; \ void TestBody() override; \
}; \ }; \
static bool gtest_##CaseName##_##TestName##_registered_ \ static bool gtest_##CaseName##_##TestName##_registered_ \
GTEST_ATTRIBUTE_UNUSED_ = \ GTEST_ATTRIBUTE_UNUSED_ = ::testing::internal::TypeParameterizedTest< \
::testing::internal::TypeParameterizedTest< \
CaseName, \ CaseName, \
::testing::internal::TemplateSel<GTEST_TEST_CLASS_NAME_(CaseName, \ ::testing::internal::TemplateSel<GTEST_TEST_CLASS_NAME_(CaseName, \
TestName)>, \ TestName)>, \
@ -286,13 +284,13 @@ INSTANTIATE_TYPED_TEST_SUITE_P(My, FooTest, MyTypes);
void GTEST_SUITE_NAMESPACE_( \ void GTEST_SUITE_NAMESPACE_( \
SuiteName)::TestName<gtest_TypeParam_>::TestBody() SuiteName)::TestName<gtest_TypeParam_>::TestBody()
#define REGISTER_TYPED_TEST_SUITE_P(SuiteName, ...) \ #define REGISTER_TYPED_TEST_SUITE_P(SuiteName, ...) \
namespace GTEST_SUITE_NAMESPACE_(SuiteName) { \ namespace GTEST_SUITE_NAMESPACE_(SuiteName) { \
typedef ::testing::internal::Templates<__VA_ARGS__>::type gtest_AllTests_; \ typedef ::testing::internal::Templates<__VA_ARGS__> gtest_AllTests_; \
} \ } \
static const char* const GTEST_REGISTERED_TEST_NAMES_( \ static const char* const GTEST_REGISTERED_TEST_NAMES_( \
SuiteName) GTEST_ATTRIBUTE_UNUSED_ = \ SuiteName) GTEST_ATTRIBUTE_UNUSED_ = \
GTEST_TYPED_TEST_SUITE_P_STATE_(SuiteName).VerifyRegisteredTestNames( \ GTEST_TYPED_TEST_SUITE_P_STATE_(SuiteName).VerifyRegisteredTestNames( \
__FILE__, __LINE__, #__VA_ARGS__) __FILE__, __LINE__, #__VA_ARGS__)
// Legacy API is deprecated but still available // Legacy API is deprecated but still available
@ -307,7 +305,7 @@ INSTANTIATE_TYPED_TEST_SUITE_P(My, FooTest, MyTypes);
static bool gtest_##Prefix##_##SuiteName GTEST_ATTRIBUTE_UNUSED_ = \ static bool gtest_##Prefix##_##SuiteName GTEST_ATTRIBUTE_UNUSED_ = \
::testing::internal::TypeParameterizedTestSuite< \ ::testing::internal::TypeParameterizedTestSuite< \
SuiteName, GTEST_SUITE_NAMESPACE_(SuiteName)::gtest_AllTests_, \ SuiteName, GTEST_SUITE_NAMESPACE_(SuiteName)::gtest_AllTests_, \
::testing::internal::TypeList<Types>::type>:: \ ::testing::internal::GenerateTypeList<Types>::type>:: \
Register(#Prefix, \ Register(#Prefix, \
::testing::internal::CodeLocation(__FILE__, __LINE__), \ ::testing::internal::CodeLocation(__FILE__, __LINE__), \
&GTEST_TYPED_TEST_SUITE_P_STATE_(SuiteName), #SuiteName, \ &GTEST_TYPED_TEST_SUITE_P_STATE_(SuiteName), #SuiteName, \
@ -315,7 +313,7 @@ INSTANTIATE_TYPED_TEST_SUITE_P(My, FooTest, MyTypes);
::testing::internal::GenerateNames< \ ::testing::internal::GenerateNames< \
::testing::internal::NameGeneratorSelector< \ ::testing::internal::NameGeneratorSelector< \
__VA_ARGS__>::type, \ __VA_ARGS__>::type, \
::testing::internal::TypeList<Types>::type>()) ::testing::internal::GenerateTypeList<Types>::type>())
// Legacy API is deprecated but still available // Legacy API is deprecated but still available
#ifndef GTEST_REMOVE_LEGACY_TEST_CASEAPI_ #ifndef GTEST_REMOVE_LEGACY_TEST_CASEAPI_

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@ -662,7 +662,7 @@ struct NameGeneratorSelector {
}; };
template <typename NameGenerator> template <typename NameGenerator>
void GenerateNamesRecursively(Types0, std::vector<std::string>*, int) {} void GenerateNamesRecursively(internal::None, std::vector<std::string>*, int) {}
template <typename NameGenerator, typename Types> template <typename NameGenerator, typename Types>
void GenerateNamesRecursively(Types, std::vector<std::string>* result, int i) { void GenerateNamesRecursively(Types, std::vector<std::string>* result, int i) {
@ -729,7 +729,7 @@ class TypeParameterizedTest {
// The base case for the compile time recursion. // The base case for the compile time recursion.
template <GTEST_TEMPLATE_ Fixture, class TestSel> template <GTEST_TEMPLATE_ Fixture, class TestSel>
class TypeParameterizedTest<Fixture, TestSel, Types0> { class TypeParameterizedTest<Fixture, TestSel, internal::None> {
public: public:
static bool Register(const char* /*prefix*/, const CodeLocation&, static bool Register(const char* /*prefix*/, const CodeLocation&,
const char* /*case_name*/, const char* /*test_names*/, const char* /*case_name*/, const char* /*test_names*/,
@ -781,7 +781,7 @@ class TypeParameterizedTestSuite {
// The base case for the compile time recursion. // The base case for the compile time recursion.
template <GTEST_TEMPLATE_ Fixture, typename Types> template <GTEST_TEMPLATE_ Fixture, typename Types>
class TypeParameterizedTestSuite<Fixture, Templates0, Types> { class TypeParameterizedTestSuite<Fixture, internal::None, Types> {
public: public:
static bool Register(const char* /*prefix*/, const CodeLocation&, static bool Register(const char* /*prefix*/, const CodeLocation&,
const TypedTestSuitePState* /*state*/, const TypedTestSuitePState* /*state*/,

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@ -1,302 +0,0 @@
$$ -*- mode: c++; -*-
$var n = 50 $$ Maximum length of type lists we want to support.
// Copyright 2008 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.
// Type utilities needed for implementing typed and type-parameterized
// tests. This file is generated by a SCRIPT. DO NOT EDIT BY HAND!
//
// Currently we support at most $n types in a list, and at most $n
// type-parameterized tests in one type-parameterized test suite.
// Please contact googletestframework@googlegroups.com if you need
// more.
// GOOGLETEST_CM0001 DO NOT DELETE
#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_TYPE_UTIL_H_
#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_TYPE_UTIL_H_
#include "gtest/internal/gtest-port.h"
// #ifdef __GNUC__ is too general here. It is possible to use gcc without using
// libstdc++ (which is where cxxabi.h comes from).
# if GTEST_HAS_CXXABI_H_
# include <cxxabi.h>
# elif defined(__HP_aCC)
# include <acxx_demangle.h>
# endif // GTEST_HASH_CXXABI_H_
namespace testing {
namespace internal {
// Canonicalizes a given name with respect to the Standard C++ Library.
// This handles removing the inline namespace within `std` that is
// used by various standard libraries (e.g., `std::__1`). Names outside
// of namespace std are returned unmodified.
inline std::string CanonicalizeForStdLibVersioning(std::string s) {
static const char prefix[] = "std::__";
if (s.compare(0, strlen(prefix), prefix) == 0) {
std::string::size_type end = s.find("::", strlen(prefix));
if (end != s.npos) {
// Erase everything between the initial `std` and the second `::`.
s.erase(strlen("std"), end - strlen("std"));
}
}
return s;
}
// GetTypeName<T>() returns a human-readable name of type T.
// NB: This function is also used in Google Mock, so don't move it inside of
// the typed-test-only section below.
template <typename T>
std::string GetTypeName() {
# if GTEST_HAS_RTTI
const char* const name = typeid(T).name();
# if GTEST_HAS_CXXABI_H_ || defined(__HP_aCC)
int status = 0;
// gcc's implementation of typeid(T).name() mangles the type name,
// so we have to demangle it.
# if GTEST_HAS_CXXABI_H_
using abi::__cxa_demangle;
# endif // GTEST_HAS_CXXABI_H_
char* const readable_name = __cxa_demangle(name, nullptr, nullptr, &status);
const std::string name_str(status == 0 ? readable_name : name);
free(readable_name);
return CanonicalizeForStdLibVersioning(name_str);
# else
return name;
# endif // GTEST_HAS_CXXABI_H_ || __HP_aCC
# else
return "<type>";
# endif // GTEST_HAS_RTTI
}
#if GTEST_HAS_TYPED_TEST || GTEST_HAS_TYPED_TEST_P
// A unique type used as the default value for the arguments of class
// template Types. This allows us to simulate variadic templates
// (e.g. Types<int>, Type<int, double>, and etc), which C++ doesn't
// support directly.
struct None {};
// The following family of struct and struct templates are used to
// represent type lists. In particular, TypesN<T1, T2, ..., TN>
// represents a type list with N types (T1, T2, ..., and TN) in it.
// Except for Types0, every struct in the family has two member types:
// Head for the first type in the list, and Tail for the rest of the
// list.
// The empty type list.
struct Types0 {};
// Type lists of length 1, 2, 3, and so on.
template <typename T1>
struct Types1 {
typedef T1 Head;
typedef Types0 Tail;
};
$range i 2..n
$for i [[
$range j 1..i
$range k 2..i
template <$for j, [[typename T$j]]>
struct Types$i {
typedef T1 Head;
typedef Types$(i-1)<$for k, [[T$k]]> Tail;
};
]]
} // namespace internal
// We don't want to require the users to write TypesN<...> directly,
// as that would require them to count the length. Types<...> is much
// easier to write, but generates horrible messages when there is a
// compiler error, as gcc insists on printing out each template
// argument, even if it has the default value (this means Types<int>
// will appear as Types<int, None, None, ..., None> in the compiler
// errors).
//
// Our solution is to combine the best part of the two approaches: a
// user would write Types<T1, ..., TN>, and Google Test will translate
// that to TypesN<T1, ..., TN> internally to make error messages
// readable. The translation is done by the 'type' member of the
// Types template.
$range i 1..n
template <$for i, [[typename T$i = internal::None]]>
struct Types {
typedef internal::Types$n<$for i, [[T$i]]> type;
};
template <>
struct Types<$for i, [[internal::None]]> {
typedef internal::Types0 type;
};
$range i 1..n-1
$for i [[
$range j 1..i
$range k i+1..n
template <$for j, [[typename T$j]]>
struct Types<$for j, [[T$j]]$for k[[, internal::None]]> {
typedef internal::Types$i<$for j, [[T$j]]> type;
};
]]
namespace internal {
# define GTEST_TEMPLATE_ template <typename T> class
// The template "selector" struct TemplateSel<Tmpl> is used to
// represent Tmpl, which must be a class template with one type
// parameter, as a type. TemplateSel<Tmpl>::Bind<T>::type is defined
// as the type Tmpl<T>. This allows us to actually instantiate the
// template "selected" by TemplateSel<Tmpl>.
//
// This trick is necessary for simulating typedef for class templates,
// which C++ doesn't support directly.
template <GTEST_TEMPLATE_ Tmpl>
struct TemplateSel {
template <typename T>
struct Bind {
typedef Tmpl<T> type;
};
};
# define GTEST_BIND_(TmplSel, T) \
TmplSel::template Bind<T>::type
// A unique struct template used as the default value for the
// arguments of class template Templates. This allows us to simulate
// variadic templates (e.g. Templates<int>, Templates<int, double>,
// and etc), which C++ doesn't support directly.
template <typename T>
struct NoneT {};
// The following family of struct and struct templates are used to
// represent template lists. In particular, TemplatesN<T1, T2, ...,
// TN> represents a list of N templates (T1, T2, ..., and TN). Except
// for Templates0, every struct in the family has two member types:
// Head for the selector of the first template in the list, and Tail
// for the rest of the list.
// The empty template list.
struct Templates0 {};
// Template lists of length 1, 2, 3, and so on.
template <GTEST_TEMPLATE_ T1>
struct Templates1 {
typedef TemplateSel<T1> Head;
typedef Templates0 Tail;
};
$range i 2..n
$for i [[
$range j 1..i
$range k 2..i
template <$for j, [[GTEST_TEMPLATE_ T$j]]>
struct Templates$i {
typedef TemplateSel<T1> Head;
typedef Templates$(i-1)<$for k, [[T$k]]> Tail;
};
]]
// We don't want to require the users to write TemplatesN<...> directly,
// as that would require them to count the length. Templates<...> is much
// easier to write, but generates horrible messages when there is a
// compiler error, as gcc insists on printing out each template
// argument, even if it has the default value (this means Templates<list>
// will appear as Templates<list, NoneT, NoneT, ..., NoneT> in the compiler
// errors).
//
// Our solution is to combine the best part of the two approaches: a
// user would write Templates<T1, ..., TN>, and Google Test will translate
// that to TemplatesN<T1, ..., TN> internally to make error messages
// readable. The translation is done by the 'type' member of the
// Templates template.
$range i 1..n
template <$for i, [[GTEST_TEMPLATE_ T$i = NoneT]]>
struct Templates {
typedef Templates$n<$for i, [[T$i]]> type;
};
template <>
struct Templates<$for i, [[NoneT]]> {
typedef Templates0 type;
};
$range i 1..n-1
$for i [[
$range j 1..i
$range k i+1..n
template <$for j, [[GTEST_TEMPLATE_ T$j]]>
struct Templates<$for j, [[T$j]]$for k[[, NoneT]]> {
typedef Templates$i<$for j, [[T$j]]> type;
};
]]
// The TypeList template makes it possible to use either a single type
// or a Types<...> list in TYPED_TEST_SUITE() and
// INSTANTIATE_TYPED_TEST_SUITE_P().
template <typename T>
struct TypeList {
typedef Types1<T> type;
};
$range i 1..n
template <$for i, [[typename T$i]]>
struct TypeList<Types<$for i, [[T$i]]> > {
typedef typename Types<$for i, [[T$i]]>::type type;
};
#endif // GTEST_HAS_TYPED_TEST || GTEST_HAS_TYPED_TEST_P
} // namespace internal
} // namespace testing
#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_TYPE_UTIL_H_

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@ -188,7 +188,7 @@ TEST(ApiTest, TestSuiteImmutableAccessorsWork) {
ASSERT_TRUE(test_suite != nullptr); ASSERT_TRUE(test_suite != nullptr);
EXPECT_STREQ("TestSuiteWithCommentTest/0", test_suite->name()); EXPECT_STREQ("TestSuiteWithCommentTest/0", test_suite->name());
EXPECT_STREQ(GetTypeName<int>().c_str(), test_suite->type_param()); EXPECT_STREQ(GetTypeName<Types<int>>().c_str(), test_suite->type_param());
EXPECT_TRUE(test_suite->should_run()); EXPECT_TRUE(test_suite->should_run());
EXPECT_EQ(0, test_suite->disabled_test_count()); EXPECT_EQ(0, test_suite->disabled_test_count());
EXPECT_EQ(1, test_suite->test_to_run_count()); EXPECT_EQ(1, test_suite->test_to_run_count());
@ -199,7 +199,7 @@ TEST(ApiTest, TestSuiteImmutableAccessorsWork) {
EXPECT_STREQ("Dummy", tests[0]->name()); EXPECT_STREQ("Dummy", tests[0]->name());
EXPECT_STREQ("TestSuiteWithCommentTest/0", tests[0]->test_suite_name()); EXPECT_STREQ("TestSuiteWithCommentTest/0", tests[0]->test_suite_name());
EXPECT_TRUE(IsNull(tests[0]->value_param())); EXPECT_TRUE(IsNull(tests[0]->value_param()));
EXPECT_STREQ(GetTypeName<int>().c_str(), tests[0]->type_param()); EXPECT_STREQ(GetTypeName<Types<int>>().c_str(), tests[0]->type_param());
EXPECT_TRUE(tests[0]->should_run()); EXPECT_TRUE(tests[0]->should_run());
delete[] tests; delete[] tests;
@ -265,7 +265,8 @@ class FinalSuccessChecker : public Environment {
#if GTEST_HAS_TYPED_TEST #if GTEST_HAS_TYPED_TEST
EXPECT_STREQ("TestSuiteWithCommentTest/0", test_suites[2]->name()); EXPECT_STREQ("TestSuiteWithCommentTest/0", test_suites[2]->name());
EXPECT_STREQ(GetTypeName<int>().c_str(), test_suites[2]->type_param()); EXPECT_STREQ(GetTypeName<Types<int>>().c_str(),
test_suites[2]->type_param());
EXPECT_TRUE(test_suites[2]->should_run()); EXPECT_TRUE(test_suites[2]->should_run());
EXPECT_EQ(0, test_suites[2]->disabled_test_count()); EXPECT_EQ(0, test_suites[2]->disabled_test_count());
ASSERT_EQ(1, test_suites[2]->total_test_count()); ASSERT_EQ(1, test_suites[2]->total_test_count());
@ -317,7 +318,7 @@ class FinalSuccessChecker : public Environment {
EXPECT_STREQ("Dummy", tests[0]->name()); EXPECT_STREQ("Dummy", tests[0]->name());
EXPECT_STREQ("TestSuiteWithCommentTest/0", tests[0]->test_suite_name()); EXPECT_STREQ("TestSuiteWithCommentTest/0", tests[0]->test_suite_name());
EXPECT_TRUE(IsNull(tests[0]->value_param())); EXPECT_TRUE(IsNull(tests[0]->value_param()));
EXPECT_STREQ(GetTypeName<int>().c_str(), tests[0]->type_param()); EXPECT_STREQ(GetTypeName<Types<int>>().c_str(), tests[0]->type_param());
EXPECT_TRUE(tests[0]->should_run()); EXPECT_TRUE(tests[0]->should_run());
EXPECT_TRUE(tests[0]->result()->Passed()); EXPECT_TRUE(tests[0]->result()->Passed());
EXPECT_EQ(0, tests[0]->result()->test_property_count()); EXPECT_EQ(0, tests[0]->result()->test_property_count());