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/*=========================================================================
*
* Copyright UMC Utrecht and contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include "elxCoreMainGTestUtilities.h"
// GoogleTest header file:
#include <gtest/gtest.h>
#include <cassert>
#include <cctype> // For isalpha.
#include <cstring> // For strchr.
#include <typeinfo>
#include <type_traits> // For is_same.
namespace elastix
{
std::string
CoreMainGTestUtilities::GetDataDirectoryPath()
{
static constexpr auto sourceDirectoryPath = ELX_CMAKE_SOURCE_DIR;
static_assert(std::is_same<decltype(sourceDirectoryPath), const char * const>(),
"CMAKE_SOURCE_DIR must be a character string!");
static_assert(sourceDirectoryPath != nullptr, "CMAKE_SOURCE_DIR must not be null!");
static_assert(*sourceDirectoryPath != '\0', "CMAKE_SOURCE_DIR must not be empty!");
const std::string str = sourceDirectoryPath;
return str + ((str.back() == '/') ? "" : "/") + "Testing/Data";
}
std::string
CoreMainGTestUtilities::GetCurrentBinaryDirectoryPath()
{
static constexpr auto binaryDirectoryPath = ELX_CMAKE_CURRENT_BINARY_DIR;
static_assert(std::is_same<decltype(binaryDirectoryPath), const char * const>(),
"CMAKE_CURRENT_BINARY_DIR must be a character string!");
static_assert(binaryDirectoryPath != nullptr, "CMAKE_CURRENT_BINARY_DIR must not be null!");
static_assert(*binaryDirectoryPath != '\0', "CMAKE_CURRENT_BINARY_DIR must not be empty!");
const std::string str = binaryDirectoryPath;
const char back = str.back();
return (back == '/') || (back == '\\') ? std::string(str.cbegin(), str.cend() - 1) : str;
}
std::string
CoreMainGTestUtilities::GetNameOfTest(const testing::Test & test)
{
// May yield something like "5TestSuiteName_TestName_Test" (clang, gcc) or "class TestSuiteName_TestName_Test" (MSVC).
const char * name = typeid(test).name();
ELX_GTEST_EXPECT_FALSE_AND_THROW_EXCEPTION_IF((name == nullptr) || (*name == '\0'));
while (!std::isalpha(static_cast<unsigned char>(*name)))
{
++name;
}
const char * const space = std::strchr(name, ' ');
return (space == nullptr) ? name : space + 1;
}
} // namespace elastix
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