gtk.php

一个用PHP编写的

    {
        // Create the progress bar.
        $this->progress =& new GtkProgressBar(new GtkAdjustment(0, 0, 1, .1, 1, 0));

        // Set the progress bar to print the percentage.
        $this->progress->set_show_text(true);

        return $this->progress;
    }

    /**
     * Create the report text areas.
     *
     * The report area consists of one text area for failures, one
     * text area for errors and one label for identification purposes.
     * All three widgets are packed into a box.
     *
     * @access private
     * @param  none
     * @return &object The box containing the report areas.
     */
    function &_createReportAreas()
    {
        // Create the containing box.
        $reportBox =& new GtkVBox;

        // Create the identification label
        $reportLabel =& new GtkLabel('Errors and Failures:');
        $reportLabel->set_alignment(0, 0);

        // Create the scrolled windows for the text areas.
        $reportScroll =& new GtkScrolledWindow;
        $dumpScroll   =& new GtkScrolledWindow;

        // Make the scroll areas big enough.
        $reportScroll->set_usize(-1, 150);
        $dumpScroll->set_usize(-1, 150);

        // Only show the vertical scroll bar when needed.
        // Never show the horizontal scroll bar.
        $reportScroll->set_policy(GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
        $dumpScroll->set_policy(GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);

        // Create the text areas.
        $this->reportArea =& new GtkText;
        $this->dumpArea =& new GtkText;

        // Don't let words get broken.
        $this->reportArea->set_word_wrap(true);
        $this->dumpArea->set_word_wrap(true);

        // Pack everything in.
        $reportBox->pack_start($reportLabel);
        $reportScroll->add($this->reportArea);
        $reportBox->pack_start($reportScroll);
        $dumpScroll->add($this->dumpArea);
        $reportBox->pack_start($dumpScroll);

        return $reportBox;
    }

    /**
     * Create a status label.
     *
     * A status line at the bottom of the application is used
     * to notify the user of non-test related messages such as
     * failures loading a test suite.
     *
     * @access private
     * @param  none
     * @return &object The status label.
     */
    function &_createStatusLine()
    {
        // Create the status label.
        $this->statusLine =& new GtkLabel('');
        $this->statusLine->set_alignment(0, 0);

        return $this->statusLine;
    }

    /**
     * Show a popup with information about the application.
     *
     * The popup should show information about the version,
     * the author, the license, where to get the latest
     * version and a short description.
     *
     * @access public
     * @param  none
     * @return void
     */
    function about()
    {
        // Create the new window.
        $about =& new GtkWindow;
        $about->set_title('About PHPUnit GUI Gtk');
        $about->set_usize(250, -1);

        // Put two vboxes in the hbox.
        $vBox =& new GtkVBox;
        $about->add($vBox);

        // Create the labels.
        $version     =& new GtkLabel(" Version: 1.0");
        $license     =& new GtkLabel(" License: PHP License v3.0");
        $where       =& new GtkLabel(" Download from: http://pear.php.net/PHPUnit/");
        $unitAuth    =& new GtkLabel(" PHPUnit Author: Sebastian Bergman");
        $gtkAuth     =& new GtkLabel(" Gtk GUI Author: Scott Mattocks");

        // Align everything to the left
        $where->set_alignment(0, .5);
        $version->set_alignment(0, .5);
        $license->set_alignment(0, .5);
        $gtkAuth->set_alignment(0, .5);
        $unitAuth->set_alignment(0, .5);

        // Pack everything into the vBox;
        $vBox->pack_start($version);
        $vBox->pack_start($license);
        $vBox->pack_start($where);
        $vBox->pack_start($unitAuth);
        $vBox->pack_start($gtkAuth);

        // Connect the destroy signal.
        $about->connect('destroy', array('gtk', 'true'));

        // Show the goods.
        $about->show_all();
    }

    /**
     * Load the test suite.
     *
     * This method tries to load test suite based on the user
     * info. If the user passes the name of a tests suite, it
     * is instantiated and a new object is returned. If the
     * user passes a file that contains a test suite, the class
     * is instantiated and a new object is returned. If the user
     * passes a file that contains a test case, the test case is
     * passed to a new test suite and the new suite object is
     * returned.
     *
     * @access public
     * @param  string  The file that contains a test case/suite or the classname.
     * @return &object The new test suite.
     */
    function &loadTest(&$file)
    {
        // Check to see if a class name was given.
        if (is_a($file, 'PHPUnit_TestSuite')) {
            return $file;
        } elseif (class_exists($file)) {
            require_once 'PHPUnit/TestSuite.php';
            return new PHPUnit_TestSuite($file);
        }

        // Check that the file exists.
        if (!@is_readable($file)) {
            $this->_showStatus('Cannot find file: ' . $file);
            return false;
        }

        $this->_showStatus('Loading test suite...');

        // Instantiate the class.
        // If the path is /path/to/test/TestClass.php
        // the class name should be test_TestClass
        require_once $file;
        $className = str_replace(DIRECTORY_SEPARATOR, '_', $file);
        $className = substr($className, 0, strpos($className, '.'));

        require_once 'PHPUnit/TestSuite.php';
        return new PHPUnit_TestSuite($className);
    }

    /**
     * Run the test suite.
     *
     * This method runs the test suite and updates the messages
     * for the user. When finished it changes the status line
     * to 'Test Complete'
     *
     * @access public
     * @param  none
     * @return void
     */
    function runTest()
    {
        // Notify the user that the test is running.
        $this->_showStatus('Running Test...');

        // Run the test.
        $result = PHPUnit::run($this->suite);

        // Update the labels.
        $this->_setLabelValue($this->numberOfRuns,     $result->runCount());
        $this->_setLabelValue($this->numberOfErrors,   $result->errorCount());
        $this->_setLabelValue($this->numberOfFailures, $result->failureCount());

        // Update the progress bar.
        $this->_updateProgress($result->runCount(),
                               $result->errorCount(),
                               $result->failureCount()
                               );

        // Show the errors.
        $this->_showFailures($result->errors(), $this->dumpArea);

        // Show the messages from the tests.
        if ($this->showPassed->get_active()) {
            // Show failures and success.
            $this->_showAll($result, $this->reportArea);
        } else {
            // Show only failures.
            $this->_showFailures($result->failures(), $this->reportArea);
        }

        // Update the status message.
        $this->_showStatus('Test complete');
    }

    /**
     * Set the text of a label.
     *
     * Change the text of a given label.
     *
     * @access private
     * @param  widget  &$label The label whose value is to be changed.
     * @param  string  $value  The new text of the label.
     * @return void
     */
    function _setLabelValue(&$label, $value)
    {
        $label->set_text($value);
    }

    /**
     * The main work of the application.
     *
     * Load the test suite and then execute the tests.
     *
     * @access public
     * @param  none
     * @return void
     */
    function run()
    {
        // Load the test suite.
        $this->suite =& $this->loadTest($this->suiteField->get_text());

        // Check to make sure the suite was loaded properly.
        if (!is_object($this->suite)) {
            // Raise an error.
            $this->_showStatus('Could not load test suite.');
            return false;
        }

        // Run the tests.
        $this->runTest();
    }

    /**
     * Update the status message.
     *
     * @access private
     * @param  string  $status The new message.
     * @return void
     */
    function _showStatus($status)
    {
        $this->statusLine->set_text($status);
    }

    /**
     * Alias for main()
     *
     * @see main
     */
    function show($showPassed = true)
    {
        $this->main($showPassed);
    }

    /**
     * Add a suite to the tests.
     *
     * This method is require by SetupDecorator. It adds a
     * suite to the the current set of suites.
     *
     * @access public
     * @param  object $testSuite The suite to add.
     * @return void
     */
    function addSuites($testSuite)
    {
        if (!is_array($testSuite)) {
            settype($testSuite, 'array');
        }

        foreach ($testSuite as $suite) {

            if (is_a($this->suite, 'PHPUnit_TestSuite')) {
                $this->suite->addTestSuite($suite->getName());
            } else {
                $this->suite =& $this->loadTest($suite);
            }

            // Set the suite field.
            $text = $this->suiteField->get_text();
            if (empty($text)) {
                $this->suiteField->set_text($this->suite->getName());
            }
        }
    }

    /**
     * Show all test messages.
     *
     * @access private
     * @param  object  The TestResult from the test suite.
     * @return void
     */
    function _showAll(&$result)
    {
        // Clear the area first.
        $this->reportArea->delete_text(0, -1);
        $this->reportArea->insert_text($result->toString(), 0);
    }

    /**
     * Show failure/error messages in the given text area.
     *
     * @access private
     * @param  object  &$results The results of the test.
     * @param  widget  &$area    The area to show the results in.
     */
    function _showFailures(&$results, &$area)
    {
        $area->delete_text(0, -1);
        foreach (array_reverse($results, true) as $result) {
            $area->insert_text($result->toString(), 0);
        }
    }

    /**
     * Update the progress indicator.
     *
     * @access private
     * @param  integer $runs
     * @param  integer $errors
     * @param  integer $failures
     * @return void
     */
    function _updateProgress($runs, $errors, $failures)
    {
        $percentage = 1 - (($errors + $failures) / $runs);
        $this->progress->set_percentage($percentage);
    }
}

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * c-hanging-comment-ender-p: nil
 * End:
 */
?>