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 Twig.
 *
 * (c) Fabien Potencier
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
class Twig_Tests_ParserTest extends PHPUnit_Framework_TestCase {

  /**
   * @expectedException Twig_Error_Syntax
   */
  public function testSetMacroThrowsExceptionOnReservedMethods() {
    $parser = new Twig_Parser(new Twig_Environment());
    $parser
      ->setMacro('display', $this
      ->getMock('Twig_Node_Macro', array(), array(), '', null));
  }

  /**
   * @expectedException        Twig_Error_Syntax
   * @expectedExceptionMessage Unknown tag name "foo". Did you mean "for" at line 0
   */
  public function testUnkownTag() {
    $stream = new Twig_TokenStream(array(
      new Twig_Token(Twig_Token::BLOCK_START_TYPE, '', 0),
      new Twig_Token(Twig_Token::NAME_TYPE, 'foo', 0),
      new Twig_Token(Twig_Token::BLOCK_END_TYPE, '', 0),
      new Twig_Token(Twig_Token::EOF_TYPE, '', 0),
    ));
    $parser = new Twig_Parser(new Twig_Environment());
    $parser
      ->parse($stream);
  }

  /**
   * @dataProvider getFilterBodyNodesData
   */
  public function testFilterBodyNodes($input, $expected) {
    $parser = $this
      ->getParserForFilterBodyNodes();
    $this
      ->assertEquals($expected, $parser
      ->filterBodyNodes($input));
  }
  public function getFilterBodyNodesData() {
    return array(
      array(
        new Twig_Node(array(
          new Twig_Node_Text('   ', 0),
        )),
        new Twig_Node(array()),
      ),
      array(
        $input = new Twig_Node(array(
          new Twig_Node_Set(false, new Twig_Node(), new Twig_Node(), 0),
        )),
        $input,
      ),
      array(
        $input = new Twig_Node(array(
          new Twig_Node_Set(true, new Twig_Node(), new Twig_Node(array(
            new Twig_Node(array(
              new Twig_Node_Text('foo', 0),
            )),
          )), 0),
        )),
        $input,
      ),
    );
  }

  /**
   * @dataProvider getFilterBodyNodesDataThrowsException
   * @expectedException Twig_Error_Syntax
   */
  public function testFilterBodyNodesThrowsException($input) {
    $parser = $this
      ->getParserForFilterBodyNodes();
    $parser
      ->filterBodyNodes($input);
  }
  public function getFilterBodyNodesDataThrowsException() {
    return array(
      array(
        new Twig_Node_Text('foo', 0),
      ),
      array(
        new Twig_Node(array(
          new Twig_Node(array(
            new Twig_Node_Text('foo', 0),
          )),
        )),
      ),
    );
  }

  /**
   * @expectedException Twig_Error_Syntax
   * @expectedExceptionMessage A template that extends another one cannot have a body but a byte order mark (BOM) has been detected; it must be removed at line 0.
   */
  public function testFilterBodyNodesWithBOM() {
    $parser = $this
      ->getParserForFilterBodyNodes();
    $parser
      ->filterBodyNodes(new Twig_Node_Text(chr(0xef) . chr(0xbb) . chr(0xbf), 0));
  }
  public function testParseIsReentrant() {
    $twig = new Twig_Environment(null, array(
      'autoescape' => false,
      'optimizations' => 0,
    ));
    $twig
      ->addTokenParser(new TestTokenParser());
    $parser = new Twig_Parser($twig);
    $parser
      ->parse(new Twig_TokenStream(array(
      new Twig_Token(Twig_Token::BLOCK_START_TYPE, '', 0),
      new Twig_Token(Twig_Token::NAME_TYPE, 'test', 0),
      new Twig_Token(Twig_Token::BLOCK_END_TYPE, '', 0),
      new Twig_Token(Twig_Token::VAR_START_TYPE, '', 0),
      new Twig_Token(Twig_Token::NAME_TYPE, 'foo', 0),
      new Twig_Token(Twig_Token::VAR_END_TYPE, '', 0),
      new Twig_Token(Twig_Token::EOF_TYPE, '', 0),
    )));
    $this
      ->assertEquals(null, $parser
      ->getParent());
  }
  protected function getParserForFilterBodyNodes() {
    $parser = new TestParser(new Twig_Environment());
    $parser
      ->setParent(new Twig_Node());
    $parser->stream = $this
      ->getMockBuilder('Twig_TokenStream')
      ->disableOriginalConstructor()
      ->getMock();
    return $parser;
  }

}
class TestParser extends Twig_Parser {
  public $stream;
  public function filterBodyNodes(Twig_NodeInterface $node) {
    return parent::filterBodyNodes($node);
  }

}
class TestTokenParser extends Twig_TokenParser {
  public function parse(Twig_Token $token) {

    // simulate the parsing of another template right in the middle of the parsing of the current template
    $this->parser
      ->parse(new Twig_TokenStream(array(
      new Twig_Token(Twig_Token::BLOCK_START_TYPE, '', 0),
      new Twig_Token(Twig_Token::NAME_TYPE, 'extends', 0),
      new Twig_Token(Twig_Token::STRING_TYPE, 'base', 0),
      new Twig_Token(Twig_Token::BLOCK_END_TYPE, '', 0),
      new Twig_Token(Twig_Token::EOF_TYPE, '', 0),
    )));
    $this->parser
      ->getStream()
      ->expect(Twig_Token::BLOCK_END_TYPE);
    return new Twig_Node(array());
  }
  public function getTag() {
    return 'test';
  }

}