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-rw-r--r--googletest/include/gtest/internal/gtest-param-util.h257
1 files changed, 169 insertions, 88 deletions
diff --git a/googletest/include/gtest/internal/gtest-param-util.h b/googletest/include/gtest/internal/gtest-param-util.h
index 3e49a6ba..dd39e98a 100644
--- a/googletest/include/gtest/internal/gtest-param-util.h
+++ b/googletest/include/gtest/internal/gtest-param-util.h
@@ -27,10 +27,11 @@
// (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 and function utilities for implementing parameterized tests.
-// GOOGLETEST_CM0001 DO NOT DELETE
+// IWYU pragma: private, include "gtest/gtest.h"
+// IWYU pragma: friend gtest/.*
+// IWYU pragma: friend gmock/.*
#ifndef GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_PARAM_UTIL_H_
#define GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_PARAM_UTIL_H_
@@ -39,26 +40,28 @@
#include <cassert>
#include <iterator>
+#include <map>
#include <memory>
+#include <ostream>
#include <set>
+#include <string>
#include <tuple>
#include <type_traits>
#include <utility>
#include <vector>
-#include "gtest/internal/gtest-internal.h"
-#include "gtest/internal/gtest-port.h"
#include "gtest/gtest-printers.h"
#include "gtest/gtest-test-part.h"
+#include "gtest/internal/gtest-internal.h"
+#include "gtest/internal/gtest-port.h"
namespace testing {
// Input to a parameterized test name generator, describing a test parameter.
// Consists of the parameter value and the integer parameter index.
template <class ParamType>
struct TestParamInfo {
- TestParamInfo(const ParamType& a_param, size_t an_index) :
- param(a_param),
- index(an_index) {}
+ TestParamInfo(const ParamType& a_param, size_t an_index)
+ : param(a_param), index(an_index) {}
ParamType param;
size_t index;
};
@@ -84,15 +87,17 @@ namespace internal {
GTEST_API_ void ReportInvalidTestSuiteType(const char* test_suite_name,
CodeLocation code_location);
-template <typename> class ParamGeneratorInterface;
-template <typename> class ParamGenerator;
+template <typename>
+class ParamGeneratorInterface;
+template <typename>
+class ParamGenerator;
// Interface for iterating over elements provided by an implementation
// of ParamGeneratorInterface<T>.
template <typename T>
class ParamIteratorInterface {
public:
- virtual ~ParamIteratorInterface() {}
+ virtual ~ParamIteratorInterface() = default;
// A pointer to the base generator instance.
// Used only for the purposes of iterator comparison
// to make sure that two iterators belong to the same generator.
@@ -129,8 +134,7 @@ class ParamIterator {
// ParamIterator assumes ownership of the impl_ pointer.
ParamIterator(const ParamIterator& other) : impl_(other.impl_->Clone()) {}
ParamIterator& operator=(const ParamIterator& other) {
- if (this != &other)
- impl_.reset(other.impl_->Clone());
+ if (this != &other) impl_.reset(other.impl_->Clone());
return *this;
}
@@ -157,7 +161,7 @@ class ParamIterator {
private:
friend class ParamGenerator<T>;
explicit ParamIterator(ParamIteratorInterface<T>* impl) : impl_(impl) {}
- std::unique_ptr<ParamIteratorInterface<T> > impl_;
+ std::unique_ptr<ParamIteratorInterface<T>> impl_;
};
// ParamGeneratorInterface<T> is the binary interface to access generators
@@ -167,7 +171,7 @@ class ParamGeneratorInterface {
public:
typedef T ParamType;
- virtual ~ParamGeneratorInterface() {}
+ virtual ~ParamGeneratorInterface() = default;
// Generator interface definition
virtual ParamIteratorInterface<T>* Begin() const = 0;
@@ -179,7 +183,7 @@ class ParamGeneratorInterface {
// This class implements copy initialization semantics and the contained
// ParamGeneratorInterface<T> instance is shared among all copies
// of the original object. This is possible because that instance is immutable.
-template<typename T>
+template <typename T>
class ParamGenerator {
public:
typedef ParamIterator<T> iterator;
@@ -196,7 +200,7 @@ class ParamGenerator {
iterator end() const { return iterator(impl_->End()); }
private:
- std::shared_ptr<const ParamGeneratorInterface<T> > impl_;
+ std::shared_ptr<const ParamGeneratorInterface<T>> impl_;
};
// Generates values from a range of two comparable values. Can be used to
@@ -207,9 +211,11 @@ template <typename T, typename IncrementT>
class RangeGenerator : public ParamGeneratorInterface<T> {
public:
RangeGenerator(T begin, T end, IncrementT step)
- : begin_(begin), end_(end),
- step_(step), end_index_(CalculateEndIndex(begin, end, step)) {}
- ~RangeGenerator() override {}
+ : begin_(begin),
+ end_(end),
+ step_(step),
+ end_index_(CalculateEndIndex(begin, end, step)) {}
+ ~RangeGenerator() override = default;
ParamIteratorInterface<T>* Begin() const override {
return new Iterator(this, begin_, 0, step_);
@@ -224,7 +230,7 @@ class RangeGenerator : public ParamGeneratorInterface<T> {
Iterator(const ParamGeneratorInterface<T>* base, T value, int index,
IncrementT step)
: base_(base), value_(value), index_(index), step_(step) {}
- ~Iterator() override {}
+ ~Iterator() override = default;
const ParamGeneratorInterface<T>* BaseGenerator() const override {
return base_;
@@ -251,7 +257,9 @@ class RangeGenerator : public ParamGeneratorInterface<T> {
private:
Iterator(const Iterator& other)
: ParamIteratorInterface<T>(),
- base_(other.base_), value_(other.value_), index_(other.index_),
+ base_(other.base_),
+ value_(other.value_),
+ index_(other.index_),
step_(other.step_) {}
// No implementation - assignment is unsupported.
@@ -263,12 +271,10 @@ class RangeGenerator : public ParamGeneratorInterface<T> {
const IncrementT step_;
}; // class RangeGenerator::Iterator
- static int CalculateEndIndex(const T& begin,
- const T& end,
+ static int CalculateEndIndex(const T& begin, const T& end,
const IncrementT& step) {
int end_index = 0;
- for (T i = begin; i < end; i = static_cast<T>(i + step))
- end_index++;
+ for (T i = begin; i < end; i = static_cast<T>(i + step)) end_index++;
return end_index;
}
@@ -283,7 +289,6 @@ class RangeGenerator : public ParamGeneratorInterface<T> {
const int end_index_;
}; // class RangeGenerator
-
// Generates values from a pair of STL-style iterators. Used in the
// ValuesIn() function. The elements are copied from the source range
// since the source can be located on the stack, and the generator
@@ -294,7 +299,7 @@ class ValuesInIteratorRangeGenerator : public ParamGeneratorInterface<T> {
template <typename ForwardIterator>
ValuesInIteratorRangeGenerator(ForwardIterator begin, ForwardIterator end)
: container_(begin, end) {}
- ~ValuesInIteratorRangeGenerator() override {}
+ ~ValuesInIteratorRangeGenerator() override = default;
ParamIteratorInterface<T>* Begin() const override {
return new Iterator(this, container_.begin());
@@ -311,7 +316,7 @@ class ValuesInIteratorRangeGenerator : public ParamGeneratorInterface<T> {
Iterator(const ParamGeneratorInterface<T>* base,
typename ContainerType::const_iterator iterator)
: base_(base), iterator_(iterator) {}
- ~Iterator() override {}
+ ~Iterator() override = default;
const ParamGeneratorInterface<T>* BaseGenerator() const override {
return base_;
@@ -341,13 +346,13 @@ class ValuesInIteratorRangeGenerator : public ParamGeneratorInterface<T> {
<< "The program attempted to compare iterators "
<< "from different generators." << std::endl;
return iterator_ ==
- CheckedDowncastToActualType<const Iterator>(&other)->iterator_;
+ CheckedDowncastToActualType<const Iterator>(&other)->iterator_;
}
private:
Iterator(const Iterator& other)
- // The explicit constructor call suppresses a false warning
- // emitted by gcc when supplied with the -Wextra option.
+ // The explicit constructor call suppresses a false warning
+ // emitted by gcc when supplied with the -Wextra option.
: ParamIteratorInterface<T>(),
base_(other.base_),
iterator_(other.iterator_) {}
@@ -394,8 +399,8 @@ template <class TestClass>
class ParameterizedTestFactory : public TestFactoryBase {
public:
typedef typename TestClass::ParamType ParamType;
- explicit ParameterizedTestFactory(ParamType parameter) :
- parameter_(parameter) {}
+ explicit ParameterizedTestFactory(ParamType parameter)
+ : parameter_(parameter) {}
Test* CreateTest() override {
TestClass::SetParam(&parameter_);
return new TestClass();
@@ -404,7 +409,8 @@ class ParameterizedTestFactory : public TestFactoryBase {
private:
const ParamType parameter_;
- GTEST_DISALLOW_COPY_AND_ASSIGN_(ParameterizedTestFactory);
+ ParameterizedTestFactory(const ParameterizedTestFactory&) = delete;
+ ParameterizedTestFactory& operator=(const ParameterizedTestFactory&) = delete;
};
// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.
@@ -414,7 +420,7 @@ class ParameterizedTestFactory : public TestFactoryBase {
template <class ParamType>
class TestMetaFactoryBase {
public:
- virtual ~TestMetaFactoryBase() {}
+ virtual ~TestMetaFactoryBase() = default;
virtual TestFactoryBase* CreateTestFactory(ParamType parameter) = 0;
};
@@ -433,14 +439,15 @@ class TestMetaFactory
public:
using ParamType = typename TestSuite::ParamType;
- TestMetaFactory() {}
+ TestMetaFactory() = default;
TestFactoryBase* CreateTestFactory(ParamType parameter) override {
return new ParameterizedTestFactory<TestSuite>(parameter);
}
private:
- GTEST_DISALLOW_COPY_AND_ASSIGN_(TestMetaFactory);
+ TestMetaFactory(const TestMetaFactory&) = delete;
+ TestMetaFactory& operator=(const TestMetaFactory&) = delete;
};
// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.
@@ -455,7 +462,7 @@ class TestMetaFactory
// and calls RegisterTests() on each of them when asked.
class ParameterizedTestSuiteInfoBase {
public:
- virtual ~ParameterizedTestSuiteInfoBase() {}
+ virtual ~ParameterizedTestSuiteInfoBase() = default;
// Base part of test suite name for display purposes.
virtual const std::string& GetTestSuiteName() const = 0;
@@ -471,14 +478,17 @@ class ParameterizedTestSuiteInfoBase {
ParameterizedTestSuiteInfoBase() {}
private:
- GTEST_DISALLOW_COPY_AND_ASSIGN_(ParameterizedTestSuiteInfoBase);
+ ParameterizedTestSuiteInfoBase(const ParameterizedTestSuiteInfoBase&) =
+ delete;
+ ParameterizedTestSuiteInfoBase& operator=(
+ const ParameterizedTestSuiteInfoBase&) = delete;
};
// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.
//
// Report a the name of a test_suit as safe to ignore
// as the side effect of construction of this type.
-struct MarkAsIgnored {
+struct GTEST_API_ MarkAsIgnored {
explicit MarkAsIgnored(const char* test_suite);
};
@@ -547,8 +557,8 @@ class ParameterizedTestSuiteInfo : public ParameterizedTestSuiteInfoBase {
test_it != tests_.end(); ++test_it) {
std::shared_ptr<TestInfo> test_info = *test_it;
for (typename InstantiationContainer::iterator gen_it =
- instantiations_.begin(); gen_it != instantiations_.end();
- ++gen_it) {
+ instantiations_.begin();
+ gen_it != instantiations_.end(); ++gen_it) {
const std::string& instantiation_name = gen_it->name;
ParamGenerator<ParamType> generator((*gen_it->generator)());
ParamNameGeneratorFunc* name_func = gen_it->name_func;
@@ -556,7 +566,7 @@ class ParameterizedTestSuiteInfo : public ParameterizedTestSuiteInfoBase {
int line = gen_it->line;
std::string test_suite_name;
- if ( !instantiation_name.empty() )
+ if (!instantiation_name.empty())
test_suite_name = instantiation_name + "/";
test_suite_name += test_info->test_suite_base_name;
@@ -569,17 +579,18 @@ class ParameterizedTestSuiteInfo : public ParameterizedTestSuiteInfoBase {
Message test_name_stream;
- std::string param_name = name_func(
- TestParamInfo<ParamType>(*param_it, i));
+ std::string param_name =
+ name_func(TestParamInfo<ParamType>(*param_it, i));
GTEST_CHECK_(IsValidParamName(param_name))
<< "Parameterized test name '" << param_name
- << "' is invalid, in " << file
- << " line " << line << std::endl;
+ << "' is invalid (contains spaces, dashes, underscores, or "
+ "non-alphanumeric characters), in "
+ << file << " line " << line << "" << std::endl;
GTEST_CHECK_(test_param_names.count(param_name) == 0)
- << "Duplicate parameterized test name '" << param_name
- << "', in " << file << " line " << line << std::endl;
+ << "Duplicate parameterized test name '" << param_name << "', in "
+ << file << " line " << line << std::endl;
test_param_names.insert(param_name);
@@ -596,15 +607,15 @@ class ParameterizedTestSuiteInfo : public ParameterizedTestSuiteInfoBase {
SuiteApiResolver<TestSuite>::GetTearDownCaseOrSuite(file, line),
test_info->test_meta_factory->CreateTestFactory(*param_it));
} // for param_it
- } // for gen_it
- } // for test_it
+ } // for gen_it
+ } // for test_it
if (!generated_instantiations) {
// There are no generaotrs, or they all generate nothing ...
InsertSyntheticTestCase(GetTestSuiteName(), code_location_,
!tests_.empty());
}
- } // RegisterTests
+ } // RegisterTests
private:
// LocalTestInfo structure keeps information about a single test registered
@@ -620,42 +631,39 @@ class ParameterizedTestSuiteInfo : public ParameterizedTestSuiteInfoBase {
const std::string test_suite_base_name;
const std::string test_base_name;
- const std::unique_ptr<TestMetaFactoryBase<ParamType> > test_meta_factory;
+ const std::unique_ptr<TestMetaFactoryBase<ParamType>> test_meta_factory;
const CodeLocation code_location;
};
- using TestInfoContainer = ::std::vector<std::shared_ptr<TestInfo> >;
+ using TestInfoContainer = ::std::vector<std::shared_ptr<TestInfo>>;
// Records data received from INSTANTIATE_TEST_SUITE_P macros:
// <Instantiation name, Sequence generator creation function,
// Name generator function, Source file, Source line>
struct InstantiationInfo {
- InstantiationInfo(const std::string &name_in,
- GeneratorCreationFunc* generator_in,
- ParamNameGeneratorFunc* name_func_in,
- const char* file_in,
- int line_in)
- : name(name_in),
- generator(generator_in),
- name_func(name_func_in),
- file(file_in),
- line(line_in) {}
-
- std::string name;
- GeneratorCreationFunc* generator;
- ParamNameGeneratorFunc* name_func;
- const char* file;
- int line;
+ InstantiationInfo(const std::string& name_in,
+ GeneratorCreationFunc* generator_in,
+ ParamNameGeneratorFunc* name_func_in, const char* file_in,
+ int line_in)
+ : name(name_in),
+ generator(generator_in),
+ name_func(name_func_in),
+ file(file_in),
+ line(line_in) {}
+
+ std::string name;
+ GeneratorCreationFunc* generator;
+ ParamNameGeneratorFunc* name_func;
+ const char* file;
+ int line;
};
typedef ::std::vector<InstantiationInfo> InstantiationContainer;
static bool IsValidParamName(const std::string& name) {
// Check for empty string
- if (name.empty())
- return false;
+ if (name.empty()) return false;
// Check for invalid characters
for (std::string::size_type index = 0; index < name.size(); ++index) {
- if (!isalnum(name[index]) && name[index] != '_')
- return false;
+ if (!IsAlNum(name[index]) && name[index] != '_') return false;
}
return true;
@@ -666,7 +674,9 @@ class ParameterizedTestSuiteInfo : public ParameterizedTestSuiteInfoBase {
TestInfoContainer tests_;
InstantiationContainer instantiations_;
- GTEST_DISALLOW_COPY_AND_ASSIGN_(ParameterizedTestSuiteInfo);
+ ParameterizedTestSuiteInfo(const ParameterizedTestSuiteInfo&) = delete;
+ ParameterizedTestSuiteInfo& operator=(const ParameterizedTestSuiteInfo&) =
+ delete;
}; // class ParameterizedTestSuiteInfo
// Legacy API is deprecated but still available
@@ -683,7 +693,7 @@ using ParameterizedTestCaseInfo = ParameterizedTestSuiteInfo<TestCase>;
// ParameterizedTestSuiteInfo descriptors.
class ParameterizedTestSuiteRegistry {
public:
- ParameterizedTestSuiteRegistry() {}
+ ParameterizedTestSuiteRegistry() = default;
~ParameterizedTestSuiteRegistry() {
for (auto& test_suite_info : test_suite_infos_) {
delete test_suite_info;
@@ -709,7 +719,7 @@ class ParameterizedTestSuiteRegistry {
// type we are looking for, so we downcast it to that type
// without further checks.
typed_test_info = CheckedDowncastToActualType<
- ParameterizedTestSuiteInfo<TestSuite> >(test_suite_info);
+ ParameterizedTestSuiteInfo<TestSuite>>(test_suite_info);
}
break;
}
@@ -741,7 +751,10 @@ class ParameterizedTestSuiteRegistry {
TestSuiteInfoContainer test_suite_infos_;
- GTEST_DISALLOW_COPY_AND_ASSIGN_(ParameterizedTestSuiteRegistry);
+ ParameterizedTestSuiteRegistry(const ParameterizedTestSuiteRegistry&) =
+ delete;
+ ParameterizedTestSuiteRegistry& operator=(
+ const ParameterizedTestSuiteRegistry&) = delete;
};
// Keep track of what type-parameterized test suite are defined and
@@ -783,10 +796,7 @@ internal::ParamGenerator<typename Container::value_type> ValuesIn(
namespace internal {
// Used in the Values() function to provide polymorphic capabilities.
-#ifdef _MSC_VER
-#pragma warning(push)
-#pragma warning(disable : 4100)
-#endif
+GTEST_DISABLE_MSC_WARNINGS_PUSH_(4100)
template <typename... Ts>
class ValueArray {
@@ -807,9 +817,7 @@ class ValueArray {
FlatTuple<Ts...> v_;
};
-#ifdef _MSC_VER
-#pragma warning(pop)
-#endif
+GTEST_DISABLE_MSC_WARNINGS_POP_() // 4100
template <typename... T>
class CartesianProductGenerator
@@ -819,7 +827,7 @@ class CartesianProductGenerator
CartesianProductGenerator(const std::tuple<ParamGenerator<T>...>& g)
: generators_(g) {}
- ~CartesianProductGenerator() override {}
+ ~CartesianProductGenerator() override = default;
ParamIteratorInterface<ParamType>* Begin() const override {
return new Iterator(this, generators_, false);
@@ -836,14 +844,15 @@ class CartesianProductGenerator
: public ParamIteratorInterface<ParamType> {
public:
IteratorImpl(const ParamGeneratorInterface<ParamType>* base,
- const std::tuple<ParamGenerator<T>...>& generators, bool is_end)
+ const std::tuple<ParamGenerator<T>...>& generators,
+ bool is_end)
: base_(base),
begin_(std::get<I>(generators).begin()...),
end_(std::get<I>(generators).end()...),
current_(is_end ? end_ : begin_) {
ComputeCurrentValue();
}
- ~IteratorImpl() override {}
+ ~IteratorImpl() override = default;
const ParamGeneratorInterface<ParamType>* BaseGenerator() const override {
return base_;
@@ -941,6 +950,78 @@ class CartesianProductHolder {
std::tuple<Gen...> generators_;
};
+template <typename From, typename To>
+class ParamGeneratorConverter : public ParamGeneratorInterface<To> {
+ public:
+ ParamGeneratorConverter(ParamGenerator<From> gen) // NOLINT
+ : generator_(std::move(gen)) {}
+
+ ParamIteratorInterface<To>* Begin() const override {
+ return new Iterator(this, generator_.begin(), generator_.end());
+ }
+ ParamIteratorInterface<To>* End() const override {
+ return new Iterator(this, generator_.end(), generator_.end());
+ }
+
+ private:
+ class Iterator : public ParamIteratorInterface<To> {
+ public:
+ Iterator(const ParamGeneratorInterface<To>* base, ParamIterator<From> it,
+ ParamIterator<From> end)
+ : base_(base), it_(it), end_(end) {
+ if (it_ != end_) value_ = std::make_shared<To>(static_cast<To>(*it_));
+ }
+ ~Iterator() override = default;
+
+ const ParamGeneratorInterface<To>* BaseGenerator() const override {
+ return base_;
+ }
+ void Advance() override {
+ ++it_;
+ if (it_ != end_) value_ = std::make_shared<To>(static_cast<To>(*it_));
+ }
+ ParamIteratorInterface<To>* Clone() const override {
+ return new Iterator(*this);
+ }
+ const To* Current() const override { return value_.get(); }
+ bool Equals(const ParamIteratorInterface<To>& other) const override {
+ // Having the same base generator guarantees that the other
+ // iterator is of the same type and we can downcast.
+ GTEST_CHECK_(BaseGenerator() == other.BaseGenerator())
+ << "The program attempted to compare iterators "
+ << "from different generators." << std::endl;
+ const ParamIterator<From> other_it =
+ CheckedDowncastToActualType<const Iterator>(&other)->it_;
+ return it_ == other_it;
+ }
+
+ private:
+ Iterator(const Iterator& other) = default;
+
+ const ParamGeneratorInterface<To>* const base_;
+ ParamIterator<From> it_;
+ ParamIterator<From> end_;
+ std::shared_ptr<To> value_;
+ }; // class ParamGeneratorConverter::Iterator
+
+ ParamGenerator<From> generator_;
+}; // class ParamGeneratorConverter
+
+template <class Gen>
+class ParamConverterGenerator {
+ public:
+ ParamConverterGenerator(ParamGenerator<Gen> g) // NOLINT
+ : generator_(std::move(g)) {}
+
+ template <typename T>
+ operator ParamGenerator<T>() const { // NOLINT
+ return ParamGenerator<T>(new ParamGeneratorConverter<Gen, T>(generator_));
+ }
+
+ private:
+ ParamGenerator<Gen> generator_;
+};
+
} // namespace internal
} // namespace testing
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-21 13:54:52 +0000