ParserTest.php

1. 9.x drupal/core/vendor/twig/twig/test/Twig/Tests/ParserTest.php
2. 9.x drupal/core/vendor/symfony/yaml/Symfony/Component/Yaml/Tests/ParserTest.php

<?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\Yaml\Tests;

use Symfony\Component\Yaml\Yaml;
use Symfony\Component\Yaml\Parser;
use Symfony\Component\Yaml\Exception\ParseException;
class ParserTest extends \PHPUnit_Framework_TestCase {
  protected $parser;
  protected function setUp() {
    $this->parser = new Parser();
  }
  protected function tearDown() {
    $this->parser = null;
  }

  /**
   * @dataProvider getDataFormSpecifications
   */
  public function testSpecifications($file, $expected, $yaml, $comment) {
    if ('escapedCharacters' == $file) {
      if (!function_exists('iconv') && !function_exists('mb_convert_encoding')) {
        $this
          ->markTestSkipped('The iconv and mbstring extensions are not available.');
      }
    }
    $this
      ->assertEquals($expected, var_export($this->parser
      ->parse($yaml), true), $comment);
  }
  public function getDataFormSpecifications() {
    $parser = new Parser();
    $path = __DIR__ . '/Fixtures';
    $tests = array();
    $files = $parser
      ->parse(file_get_contents($path . '/index.yml'));
    foreach ($files as $file) {
      $yamls = file_get_contents($path . '/' . $file . '.yml');

      // split YAMLs documents
      foreach (preg_split('/^---( %YAML\\:1\\.0)?/m', $yamls) as $yaml) {
        if (!$yaml) {
          continue;
        }
        $test = $parser
          ->parse($yaml);
        if (isset($test['todo']) && $test['todo']) {

          // TODO
        }
        else {
          $expected = var_export(eval('return ' . trim($test['php']) . ';'), true);
          $tests[] = array(
            $file,
            $expected,
            $test['yaml'],
            $test['test'],
          );
        }
      }
    }
    return $tests;
  }
  public function testTabsInYaml() {

    // test tabs in YAML
    $yamls = array(
      "foo:\n\tbar",
      "foo:\n \tbar",
      "foo:\n\t bar",
      "foo:\n \t bar",
    );
    foreach ($yamls as $yaml) {
      try {
        $content = $this->parser
          ->parse($yaml);
        $this
          ->fail('YAML files must not contain tabs');
      } catch (\Exception $e) {
        $this
          ->assertInstanceOf('\\Exception', $e, 'YAML files must not contain tabs');
        $this
          ->assertEquals('A YAML file cannot contain tabs as indentation at line 2 (near "' . strpbrk($yaml, "\t") . '").', $e
          ->getMessage(), 'YAML files must not contain tabs');
      }
    }
  }
  public function testEndOfTheDocumentMarker() {
    $yaml = <<<EOF
--- %YAML:1.0
foo
...
EOF;
    $this
      ->assertEquals('foo', $this->parser
      ->parse($yaml));
  }
  public function testObjectsSupport() {
    $b = array(
      'foo' => new B(),
      'bar' => 1,
    );
    $this
      ->assertEquals($this->parser
      ->parse(<<<EOF
foo: !!php/object:O:30:"Symfony\\Component\\Yaml\\Tests\\B":1:{s:1:"b";s:3:"foo";}
bar: 1
EOF
), $b, '->parse() is able to dump objects');
  }
  public function testNonUtf8Exception() {
    if (!function_exists('mb_detect_encoding') || !function_exists('iconv')) {
      $this
        ->markTestSkipped('Exceptions for non-utf8 charsets require the mb_detect_encoding() and iconv() functions.');
      return;
    }
    $yamls = array(
      iconv("UTF-8", "ISO-8859-1", "foo: 'äöüß'"),
      iconv("UTF-8", "ISO-8859-15", "euro: '€'"),
      iconv("UTF-8", "CP1252", "cp1252: '©ÉÇáñ'"),
    );
    foreach ($yamls as $yaml) {
      try {
        $this->parser
          ->parse($yaml);
        $this
          ->fail('charsets other than UTF-8 are rejected.');
      } catch (\Exception $e) {
        $this
          ->assertInstanceOf('Symfony\\Component\\Yaml\\Exception\\ParseException', $e, 'charsets other than UTF-8 are rejected.');
      }
    }
  }

  /**
   *
   * @expectedException Symfony\Component\Yaml\Exception\ParseException
   *
   */
  public function testUnindentedCollectionException() {
    $yaml = <<<EOF

collection:
-item1
-item2
-item3

EOF;
    $this->parser
      ->parse($yaml);
  }

  /**
   * @expectedException Symfony\Component\Yaml\Exception\ParseException
   */
  public function testSequenceInAMapping() {
    Yaml::parse(<<<EOF
yaml:
  hash: me
  - array stuff
EOF
);
  }

  /**
   * @expectedException Symfony\Component\Yaml\Exception\ParseException
   */
  public function testMappingInASequence() {
    Yaml::parse(<<<EOF
yaml:
  - array stuff
  hash: me
EOF
);
  }

}
class B {
  public $b = 'foo';

}