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[wxWidgets.git] / tests / test.cpp

///////////////////////////////////////////////////////////////////////////////
// Name:        test.cpp
// Purpose:     Test program for wxWidgets
// Author:      Mike Wetherell
// RCS-ID:      $Id$
// Copyright:   (c) 2004 Mike Wetherell
// Licence:     wxWidgets licence
///////////////////////////////////////////////////////////////////////////////

// For compilers that support precompilation, includes "wx/wx.h"
// and "wx/cppunit.h"
#include "testprec.h"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

// for all others, include the necessary headers
#ifndef WX_PRECOMP
    #include "wx/wx.h"
#endif

#include "wx/cmdline.h"
#include <iostream>

using CppUnit::Test;
using CppUnit::TestSuite;
using CppUnit::TestFactoryRegistry;

using namespace std;

#if wxUSE_GUI
    typedef wxApp TestAppBase;
#else
    typedef wxAppConsole TestAppBase;
#endif

// The application class
//
class TestApp : public TestAppBase
{
public:
    TestApp();

    // standard overrides
    virtual void OnInitCmdLine(wxCmdLineParser& parser);
    virtual bool OnCmdLineParsed(wxCmdLineParser& parser);
    virtual bool OnInit();
    virtual int  OnRun();
    virtual int  OnExit();

private:
    void List(Test *test, const string& parent = "") const;

    // command lines options/parameters
    bool m_list;
    bool m_longlist;
    vector<string> m_registries;
};

IMPLEMENT_APP_CONSOLE(TestApp)

TestApp::TestApp()
  : m_list(false),
    m_longlist(false)
{
}

// Init
//
bool TestApp::OnInit()
{
    if ( !TestAppBase::OnInit() )
        return false;

    cout << "Test program for wxWidgets\n"
         << "build: " << WX_BUILD_OPTIONS_SIGNATURE << std::endl;

#if wxUSE_GUI
    // create a hidden parent window to be used as parent for the GUI controls
    new wxFrame(NULL, wxID_ANY, "Hidden wx test frame");
#endif // wxUSE_GUI

    return true;
}

// The table of command line options
//
void TestApp::OnInitCmdLine(wxCmdLineParser& parser)
{
    TestAppBase::OnInitCmdLine(parser);

    static const wxCmdLineEntryDesc cmdLineDesc[] = {
        { wxCMD_LINE_SWITCH, "l", "list",
            "list the test suites, do not run them",
            wxCMD_LINE_VAL_NONE, 0 },
        { wxCMD_LINE_SWITCH, "L", "longlist",
            "list the test cases, do not run them",
            wxCMD_LINE_VAL_NONE, 0 },
        { wxCMD_LINE_PARAM, NULL, NULL, "REGISTRY", wxCMD_LINE_VAL_STRING,
            wxCMD_LINE_PARAM_OPTIONAL | wxCMD_LINE_PARAM_MULTIPLE },
        wxCMD_LINE_DESC_END
    };

    parser.SetDesc(cmdLineDesc);
}

// Handle command line options
//
bool TestApp::OnCmdLineParsed(wxCmdLineParser& parser)
{
    if (parser.GetParamCount())
        for (size_t i = 0; i < parser.GetParamCount(); i++)
            m_registries.push_back(string(parser.GetParam(i).mb_str()));
    else
        m_registries.push_back("");

    m_longlist = parser.Found(_T("longlist"));
    m_list = m_longlist || parser.Found(_T("list"));

    return TestAppBase::OnCmdLineParsed(parser);
}

// Run
//
int TestApp::OnRun()
{
    CppUnit::TextTestRunner runner;

    for (size_t i = 0; i < m_registries.size(); i++) {
        auto_ptr<Test> test(m_registries[i].empty() ?
            TestFactoryRegistry::getRegistry().makeTest() :
            TestFactoryRegistry::getRegistry(m_registries[i]).makeTest());

        TestSuite *suite = dynamic_cast<TestSuite*>(test.get());

        if (suite && suite->countTestCases() == 0)
            wxLogError(_T("No such test suite: %s"),
                wxString(m_registries[i].c_str(), wxConvUTF8).c_str());
        else if (m_list)
            List(test.get());
        else
            runner.addTest(test.release());
    }

    if ( m_list )
        return EXIT_SUCCESS;

    runner.setOutputter(new CppUnit::CompilerOutputter(&runner.result(), cout));

#if wxUSE_LOG
    // Switch off logging unless --verbose
    bool verbose = wxLog::GetVerbose();
    wxLog::EnableLogging(verbose);
#else
    bool verbose = false;
#endif

    // there is a bug
    // (http://sf.net/tracker/index.php?func=detail&aid=1649369&group_id=11795&atid=111795)
    // in some versions of cppunit: they write progress dots to cout (and not
    // cerr) and don't flush it so all the dots appear at once at the end which
    // is not very useful so unbuffer cout to work around this
    cout.setf(ios::unitbuf);

    return runner.run("", false, true, !verbose) ? EXIT_SUCCESS : EXIT_FAILURE;
}

int TestApp::OnExit()
{
#if wxUSE_GUI
    delete GetTopWindow();
#endif // wxUSE_GUI

    return 0;
}

// List the tests
//
void TestApp::List(Test *test, const string& parent /*=""*/) const
{
    TestSuite *suite = dynamic_cast<TestSuite*>(test);
    string name;

    if (suite) {
        // take the last component of the name and append to the parent
        name = test->getName();
        string::size_type i = name.find_last_of(".:");
        if (i != string::npos)
            name = name.substr(i + 1);
        name = parent + "." + name;

        // drop the 1st component from the display and indent
        if (parent != "") {
            string::size_type j = i = name.find('.', 1);
            while ((j = name.find('.', j + 1)) != string::npos)
                cout << "  ";
            cout << "  " << name.substr(i + 1) << "\n";
        }

        typedef vector<Test*> Tests;
        typedef Tests::const_iterator Iter;

        const Tests& tests = suite->getTests();

        for (Iter it = tests.begin(); it != tests.end(); ++it)
            List(*it, name);
    }
    else if (m_longlist) {
        string::size_type i = 0;
        while ((i = parent.find('.', i + 1)) != string::npos)
            cout << "  ";
        cout << "  " << test->getName() << "\n";
    }
}