100 lines
2.9 KiB
C++
100 lines
2.9 KiB
C++
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#include "./testutils.h"
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#include "../application/failure.h"
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#include <cstdlib>
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#include <cstring>
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#include <iostream>
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#include <fstream>
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using namespace std;
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using namespace ApplicationUtilities;
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namespace TestUtilities {
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TestApplication *TestApplication::m_instance = nullptr;
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/*!
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* \class TestApplication
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* \brief The TestApplication class simplifies writing test applications.
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* \remarks Only one instance is allowed at a time (singletone class).
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*/
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/*!
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* \brief Constructs a TestApplication instance.
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* \throws Throws std::runtime_error if an instance has already been created.
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*/
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TestApplication::TestApplication(int argc, char **argv) :
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m_helpArg(m_parser),
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m_testFilesPathArg("test-files-path", "p", "specifies the path of the directory with test files")
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{
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if(m_instance) {
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throw runtime_error("only one TestApplication instance allowed at a time");
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}
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m_instance = this;
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if(const char *testFilesPathEnv = getenv("TEST_FILE_PATH")) {
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if(const auto len = strlen(testFilesPathEnv)) {
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m_testFilesPathEnvValue.reserve(len + 1);
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m_testFilesPathEnvValue += testFilesPathEnv;
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m_testFilesPathEnvValue += '/';
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}
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}
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m_testFilesPathArg.setRequiredValueCount(1);
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m_testFilesPathArg.setValueNames({"path"});
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m_testFilesPathArg.setCombinable(true);
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m_parser.setMainArguments({&m_testFilesPathArg, &m_helpArg});
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try {
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m_parser.parseArgs(argc, argv);
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cerr << "Directories used to search for testfiles: " << endl;
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if(m_testFilesPathArg.isPresent()) {
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if(!m_testFilesPathArg.values().front().empty()) {
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cerr << (m_testFilesPathArgValue = m_testFilesPathArg.values().front() + '/') << endl;
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} else {
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cerr << (m_testFilesPathArgValue = "./") << endl;
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}
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}
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if(!m_testFilesPathEnvValue.empty()) {
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cerr << m_testFilesPathEnvValue << endl;
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}
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cerr << "./testfiles/" << endl << endl;
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m_valid = true;
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cerr << "Executing test cases ..." << endl;
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} catch(const Failure &failure) {
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cerr << "Invalid arguments specified: " << failure.what() << endl;
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m_valid = false;
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}
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}
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/*!
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* \brief Destroys the TestApplication.
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*/
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TestApplication::~TestApplication()
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{
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m_instance = nullptr;
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}
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/*!
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* \brief Returns the full path of tbe test file with the specified \a name.
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*/
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string TestApplication::testFilePath(const string &name) const
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{
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string path;
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fstream file;
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if(m_testFilesPathArg.isPresent()) {
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file.open(path = m_testFilesPathArgValue + name, ios_base::in);
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if(file.good()) {
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return path;
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}
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}
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if(!m_testFilesPathEnvValue.empty()) {
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file.clear();
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file.open(path = m_testFilesPathEnvValue + name, ios_base::in);
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if(file.good()) {
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return path;
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}
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}
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return "./testfiles/" + name;
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}
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}
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