<?php

/*

 * This file is part of the Symfony package.

 *

 * (c) Fabien Potencier <fabien@symfony.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace Symfony\Component\Console\Tester;

use Symfony\Component\Console\Application;

use Symfony\Component\Console\Input\ArrayInput;

use Symfony\Component\Console\Output\StreamOutput;

/**

 * @author Fabien Potencier <fabien@symfony.com>

 */

class ApplicationTester

{

    private $application;

    private $input;

    private $output;

    /**

     * Constructor.

     *

     * @param Application $application An Application instance to test.

     */

    public function __construct(Application $application)

    {

        $this->application = $application;

    }

    /**

     * Executes the application.

     *

     * Available options:

     *

     *  * interactive: Sets the input interactive flag

     *  * decorated:   Sets the output decorated flag

     *  * verbosity:   Sets the output verbosity flag

     *

     * @param array $input   An array of arguments and options

     * @param array $options An array of options

     *

     * @return integer The command exit code

     */

    public function run(array $input, $options = array())

    {

        $this->input = new ArrayInput($input);

        if (isset($options['interactive'])) {

            $this->input->setInteractive($options['interactive']);

        }

        $this->output = new StreamOutput(fopen('php://memory', 'w', false));

        if (isset($options['decorated'])) {

            $this->output->setDecorated($options['decorated']);

        }

        if (isset($options['verbosity'])) {

            $this->output->setVerbosity($options['verbosity']);

        }

        return $this->application->run($this->input, $this->output);

    }

    /**

     * Gets the display returned by the last execution of the application.

     *

     * @return string The display

     */

    public function getDisplay()

    {

        rewind($this->output->getStream());

        return stream_get_contents($this->output->getStream());

    }

    /**

     * Gets the input instance used by the last execution of the application.

     *

     * @return InputInterface The current input instance

     */

    public function getInput()

    {

        return $this->input;

    }

    /**

     * Gets the output instance used by the last execution of the application.

     *

     * @return OutputInterface The current output instance

     */

    public function getOutput()

    {

        return $this->output;

    }

}