First commit

vendor/symfony/console/Tester/CommandTester.php

@@ -0,0 +1,156 @@
+<?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;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * Eases the testing of console commands.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Robin Chalas <robin.chalas@gmail.com>
+ */
+class CommandTester
+{
+    private $command;
+    private $input;
+    private $output;
+    private $inputs = array();
+    private $statusCode;
+
+    public function __construct(Command $command)
+    {
+        $this->command = $command;
+    }
+
+    /**
+     * Executes the command.
+     *
+     * Available execution 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 command arguments and options
+     * @param array $options An array of execution options
+     *
+     * @return int The command exit code
+     */
+    public function execute(array $input, array $options = array())
+    {
+        // set the command name automatically if the application requires
+        // this argument and no command name was passed
+        if (!isset($input['command'])
+            && (null !== $application = $this->command->getApplication())
+            && $application->getDefinition()->hasArgument('command')
+        ) {
+            $input = array_merge(array('command' => $this->command->getName()), $input);
+        }
+
+        $this->input = new ArrayInput($input);
+        if ($this->inputs) {
+            $this->input->setStream(self::createStream($this->inputs));
+        }
+
+        if (isset($options['interactive'])) {
+            $this->input->setInteractive($options['interactive']);
+        }
+
+        $this->output = new StreamOutput(fopen('php://memory', 'w', false));
+        $this->output->setDecorated(isset($options['decorated']) ? $options['decorated'] : false);
+        if (isset($options['verbosity'])) {
+            $this->output->setVerbosity($options['verbosity']);
+        }
+
+        return $this->statusCode = $this->command->run($this->input, $this->output);
+    }
+
+    /**
+     * Gets the display returned by the last execution of the command.
+     *
+     * @param bool $normalize Whether to normalize end of lines to \n or not
+     *
+     * @return string The display
+     */
+    public function getDisplay($normalize = false)
+    {
+        rewind($this->output->getStream());
+
+        $display = stream_get_contents($this->output->getStream());
+
+        if ($normalize) {
+            $display = str_replace(PHP_EOL, "\n", $display);
+        }
+
+        return $display;
+    }
+
+    /**
+     * 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;
+    }
+
+    /**
+     * Gets the status code returned by the last execution of the application.
+     *
+     * @return int The status code
+     */
+    public function getStatusCode()
+    {
+        return $this->statusCode;
+    }
+
+    /**
+     * Sets the user inputs.
+     *
+     * @param array $inputs An array of strings representing each input
+     *                      passed to the command input stream
+     *
+     * @return CommandTester
+     */
+    public function setInputs(array $inputs)
+    {
+        $this->inputs = $inputs;
+
+        return $this;
+    }
+
+    private static function createStream(array $inputs)
+    {
+        $stream = fopen('php://memory', 'r+', false);
+
+        fwrite($stream, implode(PHP_EOL, $inputs));
+        rewind($stream);
+
+        return $stream;
+    }
+}