--- /dev/null
+<?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\Command\Command;
+use Symfony\Component\Console\Input\ArrayInput;
+use Symfony\Component\Console\Output\StreamOutput;
+
+/**
+ * Eases the testing of console commands.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class CommandTester
+{
+ private $command;
+ private $input;
+ private $output;
+
+ /**
+ * Constructor.
+ *
+ * @param Command $command A Command instance to test.
+ */
+ public function __construct(Command $command)
+ {
+ $this->command = $command;
+ }
+
+ /**
+ * Executes the command.
+ *
+ * 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 execute(array $input, array $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 $this->command->run($this->input, $this->output);
+ }
+
+ /**
+ * Gets the display returned by the last execution of the command.
+ *
+ * @return string The display
+ */
+ public function getDisplay()
+ {
+ rewind($this->output->getStream());
+
+ return stream_get_contents($this->output->getStream());
+ }
+
+ /**
+ * Gets the input instance used by the last execution of the command.
+ *
+ * @return InputInterface The current input instance
+ */
+ public function getInput()
+ {
+ return $this->input;
+ }
+
+ /**
+ * Gets the output instance used by the last execution of the command.
+ *
+ * @return OutputInterface The current output instance
+ */
+ public function getOutput()
+ {
+ return $this->output;
+ }
+}