#ifndef TESTUTILS_CPPUNIT_H
#define TESTUTILS_CPPUNIT_H

#include "./testutils.h"

#include <cppunit/TestPath.h>
#include <cppunit/extensions/TestFactoryRegistry.h>
#include <cppunit/ui/text/TestRunner.h>

#include <iostream>

using namespace std;
using namespace CppUtilities;
using namespace CPPUNIT_NS;

/*!
 * \brief Performs unit tests using cppunit.
 */
int main(int argc, char **argv)
{
    TestApplication testApp(argc, argv);
    if (!testApp) {
        return -1;
    }

    // run tests
    TextUi::TestRunner runner;
    TestFactoryRegistry &registry = TestFactoryRegistry::getRegistry();
    if (!testApp.unitsSpecified() || testApp.units().empty()) {
        // no units specified -> test all
        runner.addTest(registry.makeTest());
    } else {
        // pick specified units from overall test
        Test *overallTest = registry.makeTest();
        for (const char *unit : testApp.units()) {
            try {
                runner.addTest(overallTest->findTest(unit));
            } catch (const invalid_argument &) {
                cerr << "The specified test unit \"" << unit << "\" is not available and will be ignored.\n";
            }
        }
    }
    const auto ok = runner.run(string(), false);
    cerr << (ok ? "Tests successful\n" : "Tests failed\n");
    return !ok;
}

#endif // TESTUTILS_CPPUNIT_H