--- /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\Tests\Style;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\Console\Tester\CommandTester;
+
+class SymfonyStyleTest extends TestCase
+{
+ /** @var Command */
+ protected $command;
+ /** @var CommandTester */
+ protected $tester;
+
+ protected function setUp()
+ {
+ $this->command = new Command('sfstyle');
+ $this->tester = new CommandTester($this->command);
+ }
+
+ protected function tearDown()
+ {
+ $this->command = null;
+ $this->tester = null;
+ }
+
+ /**
+ * @dataProvider inputCommandToOutputFilesProvider
+ */
+ public function testOutputs($inputCommandFilepath, $outputFilepath)
+ {
+ $code = require $inputCommandFilepath;
+ $this->command->setCode($code);
+ $this->tester->execute(array(), array('interactive' => false, 'decorated' => false));
+ $this->assertStringEqualsFile($outputFilepath, $this->tester->getDisplay(true));
+ }
+
+ public function inputCommandToOutputFilesProvider()
+ {
+ $baseDir = __DIR__.'/../Fixtures/Style/SymfonyStyle';
+
+ return array_map(null, glob($baseDir.'/command/command_*.php'), glob($baseDir.'/output/output_*.txt'));
+ }
+}
+
+/**
+ * Use this class in tests to force the line length
+ * and ensure a consistent output for expectations.
+ */
+class SymfonyStyleWithForcedLineLength extends SymfonyStyle
+{
+ public function __construct(InputInterface $input, OutputInterface $output)
+ {
+ parent::__construct($input, $output);
+
+ $ref = new \ReflectionProperty(get_parent_class($this), 'lineLength');
+ $ref->setAccessible(true);
+ $ref->setValue($this, 120);
+ }
+}