You are here

Home » API reference » Plug 7 » ParserTest.php

class ParserTest in Plug 7

Hierarchy

  • class \Symfony\Component\Yaml\Tests\ParserTest extends \Symfony\Component\Yaml\Tests\PHPUnit_Framework_TestCase

Expanded class hierarchy of ParserTest

File

lib/Symfony/yaml/Symfony/Component/Yaml/Tests/ParserTest.php, line 17

Namespace

Symfony\Component\Yaml\Tests
View source 
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) {
    $this
      ->assertEquals($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 {
          eval('$expected = ' . trim($test['php']) . ';');
          $tests[] = array(
            $file,
            var_export($expected, true),
            $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 getBlockChompingTests() {
    $tests = array();
    $yaml = <<<'EOF'
foo: |-
    one
    two
bar: |-
    one
    two

EOF;
    $expected = array(
      'foo' => "one\ntwo",
      'bar' => "one\ntwo",
    );
    $tests['Literal block chomping strip with single trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: |-
    one
    two

bar: |-
    one
    two


EOF;
    $expected = array(
      'foo' => "one\ntwo",
      'bar' => "one\ntwo",
    );
    $tests['Literal block chomping strip with multiple trailing newlines'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
{}


EOF;
    $expected = array();
    $tests['Literal block chomping strip with multiple trailing newlines after a 1-liner'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: |-
    one
    two
bar: |-
    one
    two
EOF;
    $expected = array(
      'foo' => "one\ntwo",
      'bar' => "one\ntwo",
    );
    $tests['Literal block chomping strip without trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: |
    one
    two
bar: |
    one
    two

EOF;
    $expected = array(
      'foo' => "one\ntwo\n",
      'bar' => "one\ntwo\n",
    );
    $tests['Literal block chomping clip with single trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: |
    one
    two

bar: |
    one
    two


EOF;
    $expected = array(
      'foo' => "one\ntwo\n",
      'bar' => "one\ntwo\n",
    );
    $tests['Literal block chomping clip with multiple trailing newlines'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: |
    one
    two
bar: |
    one
    two
EOF;
    $expected = array(
      'foo' => "one\ntwo\n",
      'bar' => "one\ntwo",
    );
    $tests['Literal block chomping clip without trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: |+
    one
    two
bar: |+
    one
    two

EOF;
    $expected = array(
      'foo' => "one\ntwo\n",
      'bar' => "one\ntwo\n",
    );
    $tests['Literal block chomping keep with single trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: |+
    one
    two

bar: |+
    one
    two


EOF;
    $expected = array(
      'foo' => "one\ntwo\n\n",
      'bar' => "one\ntwo\n\n",
    );
    $tests['Literal block chomping keep with multiple trailing newlines'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: |+
    one
    two
bar: |+
    one
    two
EOF;
    $expected = array(
      'foo' => "one\ntwo\n",
      'bar' => "one\ntwo",
    );
    $tests['Literal block chomping keep without trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: >-
    one
    two
bar: >-
    one
    two

EOF;
    $expected = array(
      'foo' => 'one two',
      'bar' => 'one two',
    );
    $tests['Folded block chomping strip with single trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: >-
    one
    two

bar: >-
    one
    two


EOF;
    $expected = array(
      'foo' => 'one two',
      'bar' => 'one two',
    );
    $tests['Folded block chomping strip with multiple trailing newlines'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: >-
    one
    two
bar: >-
    one
    two
EOF;
    $expected = array(
      'foo' => 'one two',
      'bar' => 'one two',
    );
    $tests['Folded block chomping strip without trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: >
    one
    two
bar: >
    one
    two

EOF;
    $expected = array(
      'foo' => "one two\n",
      'bar' => "one two\n",
    );
    $tests['Folded block chomping clip with single trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: >
    one
    two

bar: >
    one
    two


EOF;
    $expected = array(
      'foo' => "one two\n",
      'bar' => "one two\n",
    );
    $tests['Folded block chomping clip with multiple trailing newlines'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: >
    one
    two
bar: >
    one
    two
EOF;
    $expected = array(
      'foo' => "one two\n",
      'bar' => 'one two',
    );
    $tests['Folded block chomping clip without trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: >+
    one
    two
bar: >+
    one
    two

EOF;
    $expected = array(
      'foo' => "one two\n",
      'bar' => "one two\n",
    );
    $tests['Folded block chomping keep with single trailing newline'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: >+
    one
    two

bar: >+
    one
    two


EOF;
    $expected = array(
      'foo' => "one two\n\n",
      'bar' => "one two\n\n",
    );
    $tests['Folded block chomping keep with multiple trailing newlines'] = array(
      $expected,
      $yaml,
    );
    $yaml = <<<'EOF'
foo: >+
    one
    two
bar: >+
    one
    two
EOF;
    $expected = array(
      'foo' => "one two\n",
      'bar' => 'one two',
    );
    $tests['Folded block chomping keep without trailing newline'] = array(
      $expected,
      $yaml,
    );
    return $tests;
  }

  /**
   * @dataProvider getBlockChompingTests
   */
  public function testBlockChomping($expected, $yaml) {
    $this
      ->assertSame($expected, $this->parser
      ->parse($yaml));
  }

  /**
   * Regression test for issue #7989.
   *
   * @see https://github.com/symfony/symfony/issues/7989
   */
  public function testBlockLiteralWithLeadingNewlines() {
    $yaml = <<<'EOF'
foo: |-


    bar

EOF;
    $expected = array(
      'foo' => "\n\nbar",
    );
    $this
      ->assertSame($expected, $this->parser
      ->parse($yaml));
  }
  public function testObjectSupportEnabled() {
    $input = <<<EOF
foo: !!php/object:O:30:"Symfony\\Component\\Yaml\\Tests\\B":1:{s:1:"b";s:3:"foo";}
bar: 1
EOF;
    $this
      ->assertEquals(array(
      'foo' => new B(),
      'bar' => 1,
    ), $this->parser
      ->parse($input, false, true), '->parse() is able to parse objects');
  }
  public function testObjectSupportDisabledButNoExceptions() {
    $input = <<<EOF
foo: !!php/object:O:30:"Symfony\\Tests\\Component\\Yaml\\B":1:{s:1:"b";s:3:"foo";}
bar: 1
EOF;
    $this
      ->assertEquals(array(
      'foo' => null,
      'bar' => 1,
    ), $this->parser
      ->parse($input), '->parse() does not parse objects');
  }

  /**
   * @expectedException \Symfony\Component\Yaml\Exception\ParseException
   */
  public function testObjectsSupportDisabledWithExceptions() {
    $this->parser
      ->parse('foo: !!php/object:O:30:"Symfony\\Tests\\Component\\Yaml\\B":1:{s:1:"b";s:3:"foo";}', true, false);
  }
  public function testNonUtf8Exception() {
    if (!function_exists('iconv')) {
      $this
        ->markTestSkipped('Exceptions for non-utf8 charsets require the iconv() function.');
      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 testShortcutKeyUnindentedCollectionException() {
    $yaml = <<<EOF

collection:
-  key: foo
  foo: bar

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

  /**
   * @expectedException \Symfony\Component\Yaml\Exception\ParseException
   * @expectedExceptionMessage Multiple documents are not supported.
   */
  public function testMultipleDocumentsNotSupportedException() {
    Yaml::parse(<<<EOL
# Ranking of 1998 home runs
---
- Mark McGwire
- Sammy Sosa
- Ken Griffey

# Team ranking
---
- Chicago Cubs
- St Louis Cardinals
EOL
);
  }

  /**
   * @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
);
  }

  /**
   * > It is an error for two equal keys to appear in the same mapping node.
   * > In such a case the YAML processor may continue, ignoring the second
   * > `key: value` pair and issuing an appropriate warning. This strategy
   * > preserves a consistent information model for one-pass and random access
   * > applications.
   *
   * @see http://yaml.org/spec/1.2/spec.html#id2759572
   * @see http://yaml.org/spec/1.1/#id932806
   *
   * @covers \Symfony\Component\Yaml\Parser::parse
   */
  public function testMappingDuplicateKeyBlock() {
    $input = <<<EOD
parent:
    child: first
    child: duplicate
parent:
    child: duplicate
    child: duplicate
EOD;
    $expected = array(
      'parent' => array(
        'child' => 'first',
      ),
    );
    $this
      ->assertSame($expected, Yaml::parse($input));
  }

  /**
   * @covers \Symfony\Component\Yaml\Inline::parseMapping
   */
  public function testMappingDuplicateKeyFlow() {
    $input = <<<EOD
parent: { child: first, child: duplicate }
parent: { child: duplicate, child: duplicate }
EOD;
    $expected = array(
      'parent' => array(
        'child' => 'first',
      ),
    );
    $this
      ->assertSame($expected, Yaml::parse($input));
  }
  public function testEmptyValue() {
    $input = <<<EOF
hash:
EOF;
    $this
      ->assertEquals(array(
      'hash' => null,
    ), Yaml::parse($input));
  }
  public function testStringBlockWithComments() {
    $this
      ->assertEquals(array(
      'content' => <<<EOT
# comment 1
header

    # comment 2
    <body>
        <h1>title</h1>
    </body>

footer # comment3
EOT
,
    ), Yaml::parse(<<<EOF
content: |
    # comment 1
    header

        # comment 2
        <body>
            <h1>title</h1>
        </body>

    footer # comment3
EOF
));
  }
  public function testFoldedStringBlockWithComments() {
    $this
      ->assertEquals(array(
      array(
        'content' => <<<EOT
# comment 1
header

    # comment 2
    <body>
        <h1>title</h1>
    </body>

footer # comment3
EOT
,
      ),
    ), Yaml::parse(<<<EOF
-
    content: |
        # comment 1
        header

            # comment 2
            <body>
                <h1>title</h1>
            </body>

        footer # comment3
EOF
));
  }
  public function testNestedFoldedStringBlockWithComments() {
    $this
      ->assertEquals(array(
      array(
        'title' => 'some title',
        'content' => <<<EOT
# comment 1
header

    # comment 2
    <body>
        <h1>title</h1>
    </body>

footer # comment3
EOT
,
      ),
    ), Yaml::parse(<<<EOF
-
    title: some title
    content: |
        # comment 1
        header

            # comment 2
            <body>
                <h1>title</h1>
            </body>

        footer # comment3
EOF
));
  }
  public function testReferenceResolvingInInlineStrings() {
    $this
      ->assertEquals(array(
      'var' => 'var-value',
      'scalar' => 'var-value',
      'list' => array(
        'var-value',
      ),
      'list_in_list' => array(
        array(
          'var-value',
        ),
      ),
      'map_in_list' => array(
        array(
          'key' => 'var-value',
        ),
      ),
      'embedded_mapping' => array(
        array(
          'key' => 'var-value',
        ),
      ),
      'map' => array(
        'key' => 'var-value',
      ),
      'list_in_map' => array(
        'key' => array(
          'var-value',
        ),
      ),
      'map_in_map' => array(
        'foo' => array(
          'bar' => 'var-value',
        ),
      ),
    ), Yaml::parse(<<<EOF
var:  &var var-value
scalar: *var
list: [ *var ]
list_in_list: [[ *var ]]
map_in_list: [ { key: *var } ]
embedded_mapping: [ key: *var ]
map: { key: *var }
list_in_map: { key: [*var] }
map_in_map: { foo: { bar: *var } }
EOF
));
  }
  public function testYamlDirective() {
    $yaml = <<<EOF
%YAML 1.2
---
foo: 1
bar: 2
EOF;
    $this
      ->assertEquals(array(
      'foo' => 1,
      'bar' => 2,
    ), $this->parser
      ->parse($yaml));
  }

}

Members

Namesort descending Modifiers Type Description Overrides
ParserTest::$parser protected property
ParserTest::getBlockChompingTests public function
ParserTest::getDataFormSpecifications public function
ParserTest::setUp protected function
ParserTest::tearDown protected function
ParserTest::testBlockChomping public function @dataProvider getBlockChompingTests
ParserTest::testBlockLiteralWithLeadingNewlines public function Regression test for issue #7989.
ParserTest::testEmptyValue public function
ParserTest::testEndOfTheDocumentMarker public function
ParserTest::testFoldedStringBlockWithComments public function
ParserTest::testMappingDuplicateKeyBlock public function > It is an error for two equal keys to appear in the same mapping node. > In such a case the YAML processor may continue, ignoring the second > `key: value` pair and issuing an appropriate warning. This strategy > preserves a consistent…
ParserTest::testMappingDuplicateKeyFlow public function @covers \Symfony\Component\Yaml\Inline::parseMapping
ParserTest::testMappingInASequence public function @expectedException \Symfony\Component\Yaml\Exception\ParseException
ParserTest::testMultipleDocumentsNotSupportedException public function @expectedException \Symfony\Component\Yaml\Exception\ParseException @expectedExceptionMessage Multiple documents are not supported.
ParserTest::testNestedFoldedStringBlockWithComments public function
ParserTest::testNonUtf8Exception public function
ParserTest::testObjectsSupportDisabledWithExceptions public function @expectedException \Symfony\Component\Yaml\Exception\ParseException
ParserTest::testObjectSupportDisabledButNoExceptions public function
ParserTest::testObjectSupportEnabled public function
ParserTest::testReferenceResolvingInInlineStrings public function
ParserTest::testSequenceInAMapping public function @expectedException \Symfony\Component\Yaml\Exception\ParseException
ParserTest::testShortcutKeyUnindentedCollectionException public function @expectedException \Symfony\Component\Yaml\Exception\ParseException
ParserTest::testSpecifications public function @dataProvider getDataFormSpecifications
ParserTest::testStringBlockWithComments public function
ParserTest::testTabsInYaml public function
ParserTest::testUnindentedCollectionException public function @expectedException \Symfony\Component\Yaml\Exception\ParseException
ParserTest::testYamlDirective public function