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/*=========================================================================
*
* Copyright NumFOCUS
*
* 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
*
* https://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 "itkXMLFileOutputWindow.h"
#include "itkTestingMacros.h"
#include <fstream>
#include <cstdio>
#include "itksys/SystemTools.hxx"
#ifdef _WIN32
# include <direct.h>
# define cwd _getcwd
static const std::string OS_SEP{ "\\" };
#else
# include "unistd.h"
# define cwd getcwd
static const std::string OS_SEP{ "/" };
#endif
static bool
DoTestXMLFileOutputWindow(std::string currentLoggerFilename, const unsigned int requiredLinesInFile)
{
if (currentLoggerFilename.empty())
{
const std::string fileBaseName = []() -> std::string {
// If no input filename is provided, remove the default file to avoid counting existing lines when
// contents are appended.
itk::XMLFileOutputWindow::Pointer logger = itk::XMLFileOutputWindow::New();
// In order to initialize the filename, some text needs to be written first
const char * regularText = "text";
logger->DisplayText(regularText);
// Get the filename
return std::string{ logger->GetFileName() };
}();
const std::string cwd = itksys::SystemTools::GetCurrentWorkingDirectory();
currentLoggerFilename = cwd + OS_SEP + fileBaseName;
std::remove(currentLoggerFilename.c_str());
}
itk::XMLFileOutputWindow::Pointer logger = itk::XMLFileOutputWindow::New();
ITK_EXERCISE_BASIC_OBJECT_METHODS(logger, XMLFileOutputWindow, FileOutputWindow);
logger->FlushOn();
logger->AppendOn();
logger->SetInstance(logger);
logger->SetFileName(currentLoggerFilename);
// Check special cases
const char * const text = nullptr;
logger->DisplayText(text);
const char * const specialCharText = "text&\"'<>";
logger->DisplayText(specialCharText);
// Regular cases
const char * const regularText = "text";
logger->DisplayText(regularText);
const char * const errorText = "errorText";
logger->DisplayErrorText(errorText);
const char * const warningText = "warningText";
logger->DisplayWarningText(warningText);
const char * const genericOutputText = "genericOutputText";
logger->DisplayGenericOutputText(genericOutputText);
const char * const debugText = "debugText";
logger->DisplayDebugText(debugText);
const char * const tag = "tag";
logger->DisplayTag(tag);
// Check the number of lines written
unsigned int numLinesRead = 0;
std::ifstream in(logger->GetFileName());
std::string line;
while (std::getline(in, line))
{
++numLinesRead;
}
std::cout << "File used: " << currentLoggerFilename << std::endl;
ITK_TEST_EXPECT_EQUAL(numLinesRead, requiredLinesInFile);
std::cout << "Test finished: " << numLinesRead << " (read) == " << requiredLinesInFile << "(required)" << std::endl;
return numLinesRead == requiredLinesInFile;
}
int
itkXMLFileOutputWindowTest(int argc, char * argv[])
{
if (argc != 2)
{
std::cerr << "Missing parameters." << std::endl;
std::cerr << "Usage: " << itkNameOfTestExecutableMacro(argv) << " filename" << std::endl;
return EXIT_FAILURE;
}
// First test with no filename given, to test autogenerating the filename
constexpr unsigned int numLinesExpected = 7;
bool status = DoTestXMLFileOutputWindow("", numLinesExpected);
const std::string test1Message{ status ? "TEST ONE PASSED" : "TEST ONE FAILED" };
std::cout << test1Message << "\n\n" << std::endl;
// Second test writing a new file with filename given
std::remove(argv[1]);
status &= DoTestXMLFileOutputWindow(argv[1], numLinesExpected);
const std::string test2Message{ status ? "TEST TWO PASSED" : "TEST TWO FAILED" };
std::cout << test2Message << "\n\n" << std::endl;
// Third test with appending to filename given
status &= DoTestXMLFileOutputWindow(argv[1], numLinesExpected * 2);
const std::string test3Message{ status ? "TEST THREE PASSED" : "TEST THREE FAILED" };
std::cout << test3Message << "\n\n" << std::endl;
return status ? EXIT_SUCCESS : EXIT_FAILURE;
}
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