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253 lines
12 KiB
253 lines
12 KiB
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\CssSelector\Tests\Parser;
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use PHPUnit\Framework\TestCase;
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use Symfony\Component\CssSelector\Exception\SyntaxErrorException;
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use Symfony\Component\CssSelector\Node\FunctionNode;
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use Symfony\Component\CssSelector\Node\SelectorNode;
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use Symfony\Component\CssSelector\Parser\Parser;
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use Symfony\Component\CssSelector\Parser\Token;
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class ParserTest extends TestCase
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{
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/** @dataProvider getParserTestData */
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public function testParser($source, $representation)
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{
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$parser = new Parser();
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$this->assertEquals($representation, array_map(function (SelectorNode $node) {
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return (string) $node->getTree();
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}, $parser->parse($source)));
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}
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/** @dataProvider getParserExceptionTestData */
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public function testParserException($source, $message)
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{
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$parser = new Parser();
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try {
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$parser->parse($source);
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$this->fail('Parser should throw a SyntaxErrorException.');
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} catch (SyntaxErrorException $e) {
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$this->assertEquals($message, $e->getMessage());
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}
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}
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/** @dataProvider getPseudoElementsTestData */
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public function testPseudoElements($source, $element, $pseudo)
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{
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$parser = new Parser();
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$selectors = $parser->parse($source);
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$this->assertCount(1, $selectors);
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/** @var SelectorNode $selector */
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$selector = $selectors[0];
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$this->assertEquals($element, (string) $selector->getTree());
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$this->assertEquals($pseudo, (string) $selector->getPseudoElement());
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}
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/** @dataProvider getSpecificityTestData */
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public function testSpecificity($source, $value)
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{
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$parser = new Parser();
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$selectors = $parser->parse($source);
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$this->assertCount(1, $selectors);
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/** @var SelectorNode $selector */
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$selector = $selectors[0];
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$this->assertEquals($value, $selector->getSpecificity()->getValue());
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}
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/** @dataProvider getParseSeriesTestData */
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public function testParseSeries($series, $a, $b)
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{
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$parser = new Parser();
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$selectors = $parser->parse(sprintf(':nth-child(%s)', $series));
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$this->assertCount(1, $selectors);
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/** @var FunctionNode $function */
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$function = $selectors[0]->getTree();
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$this->assertEquals([$a, $b], Parser::parseSeries($function->getArguments()));
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}
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/** @dataProvider getParseSeriesExceptionTestData */
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public function testParseSeriesException($series)
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{
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$parser = new Parser();
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$selectors = $parser->parse(sprintf(':nth-child(%s)', $series));
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$this->assertCount(1, $selectors);
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/** @var FunctionNode $function */
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$function = $selectors[0]->getTree();
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$this->expectException('Symfony\Component\CssSelector\Exception\SyntaxErrorException');
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Parser::parseSeries($function->getArguments());
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}
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public function getParserTestData()
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{
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return [
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['*', ['Element[*]']],
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['*|*', ['Element[*]']],
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['*|foo', ['Element[foo]']],
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['foo|*', ['Element[foo|*]']],
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['foo|bar', ['Element[foo|bar]']],
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['#foo#bar', ['Hash[Hash[Element[*]#foo]#bar]']],
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['div>.foo', ['CombinedSelector[Element[div] > Class[Element[*].foo]]']],
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['div> .foo', ['CombinedSelector[Element[div] > Class[Element[*].foo]]']],
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['div >.foo', ['CombinedSelector[Element[div] > Class[Element[*].foo]]']],
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['div > .foo', ['CombinedSelector[Element[div] > Class[Element[*].foo]]']],
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["div \n> \t \t .foo", ['CombinedSelector[Element[div] > Class[Element[*].foo]]']],
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['td.foo,.bar', ['Class[Element[td].foo]', 'Class[Element[*].bar]']],
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['td.foo, .bar', ['Class[Element[td].foo]', 'Class[Element[*].bar]']],
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["td.foo\t\r\n\f ,\t\r\n\f .bar", ['Class[Element[td].foo]', 'Class[Element[*].bar]']],
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['td.foo,.bar', ['Class[Element[td].foo]', 'Class[Element[*].bar]']],
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['td.foo, .bar', ['Class[Element[td].foo]', 'Class[Element[*].bar]']],
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["td.foo\t\r\n\f ,\t\r\n\f .bar", ['Class[Element[td].foo]', 'Class[Element[*].bar]']],
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['div, td.foo, div.bar span', ['Element[div]', 'Class[Element[td].foo]', 'CombinedSelector[Class[Element[div].bar] <followed> Element[span]]']],
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['div > p', ['CombinedSelector[Element[div] > Element[p]]']],
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['td:first', ['Pseudo[Element[td]:first]']],
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['td :first', ['CombinedSelector[Element[td] <followed> Pseudo[Element[*]:first]]']],
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['a[name]', ['Attribute[Element[a][name]]']],
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["a[ name\t]", ['Attribute[Element[a][name]]']],
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['a [name]', ['CombinedSelector[Element[a] <followed> Attribute[Element[*][name]]]']],
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['[name="foo"]', ["Attribute[Element[*][name = 'foo']]"]],
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["[name='foo[1]']", ["Attribute[Element[*][name = 'foo[1]']]"]],
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["[name='foo[0][bar]']", ["Attribute[Element[*][name = 'foo[0][bar]']]"]],
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['a[rel="include"]', ["Attribute[Element[a][rel = 'include']]"]],
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['a[rel = include]', ["Attribute[Element[a][rel = 'include']]"]],
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["a[hreflang |= 'en']", ["Attribute[Element[a][hreflang |= 'en']]"]],
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['a[hreflang|=en]', ["Attribute[Element[a][hreflang |= 'en']]"]],
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['div:nth-child(10)', ["Function[Element[div]:nth-child(['10'])]"]],
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[':nth-child(2n+2)', ["Function[Element[*]:nth-child(['2', 'n', '+2'])]"]],
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['div:nth-of-type(10)', ["Function[Element[div]:nth-of-type(['10'])]"]],
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['div div:nth-of-type(10) .aclass', ["CombinedSelector[CombinedSelector[Element[div] <followed> Function[Element[div]:nth-of-type(['10'])]] <followed> Class[Element[*].aclass]]"]],
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['label:only', ['Pseudo[Element[label]:only]']],
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['a:lang(fr)', ["Function[Element[a]:lang(['fr'])]"]],
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['div:contains("foo")', ["Function[Element[div]:contains(['foo'])]"]],
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['div#foobar', ['Hash[Element[div]#foobar]']],
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['div:not(div.foo)', ['Negation[Element[div]:not(Class[Element[div].foo])]']],
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['td ~ th', ['CombinedSelector[Element[td] ~ Element[th]]']],
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['.foo[data-bar][data-baz=0]', ["Attribute[Attribute[Class[Element[*].foo][data-bar]][data-baz = '0']]"]],
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];
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}
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public function getParserExceptionTestData()
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{
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return [
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['attributes(href)/html/body/a', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_DELIMITER, '(', 10))->getMessage()],
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['attributes(href)', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_DELIMITER, '(', 10))->getMessage()],
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['html/body/a', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_DELIMITER, '/', 4))->getMessage()],
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[' ', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_FILE_END, '', 1))->getMessage()],
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['div, ', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_FILE_END, '', 5))->getMessage()],
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[' , div', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_DELIMITER, ',', 1))->getMessage()],
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['p, , div', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_DELIMITER, ',', 3))->getMessage()],
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['div > ', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_FILE_END, '', 6))->getMessage()],
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[' > div', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_DELIMITER, '>', 2))->getMessage()],
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['foo|#bar', SyntaxErrorException::unexpectedToken('identifier or "*"', new Token(Token::TYPE_HASH, 'bar', 4))->getMessage()],
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['#.foo', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_DELIMITER, '#', 0))->getMessage()],
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['.#foo', SyntaxErrorException::unexpectedToken('identifier', new Token(Token::TYPE_HASH, 'foo', 1))->getMessage()],
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[':#foo', SyntaxErrorException::unexpectedToken('identifier', new Token(Token::TYPE_HASH, 'foo', 1))->getMessage()],
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['[*]', SyntaxErrorException::unexpectedToken('"|"', new Token(Token::TYPE_DELIMITER, ']', 2))->getMessage()],
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['[foo|]', SyntaxErrorException::unexpectedToken('identifier', new Token(Token::TYPE_DELIMITER, ']', 5))->getMessage()],
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['[#]', SyntaxErrorException::unexpectedToken('identifier or "*"', new Token(Token::TYPE_DELIMITER, '#', 1))->getMessage()],
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['[foo=#]', SyntaxErrorException::unexpectedToken('string or identifier', new Token(Token::TYPE_DELIMITER, '#', 5))->getMessage()],
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[':nth-child()', SyntaxErrorException::unexpectedToken('at least one argument', new Token(Token::TYPE_DELIMITER, ')', 11))->getMessage()],
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['[href]a', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_IDENTIFIER, 'a', 6))->getMessage()],
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['[rel:stylesheet]', SyntaxErrorException::unexpectedToken('operator', new Token(Token::TYPE_DELIMITER, ':', 4))->getMessage()],
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['[rel=stylesheet', SyntaxErrorException::unexpectedToken('"]"', new Token(Token::TYPE_FILE_END, '', 15))->getMessage()],
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[':lang(fr', SyntaxErrorException::unexpectedToken('an argument', new Token(Token::TYPE_FILE_END, '', 8))->getMessage()],
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[':contains("foo', SyntaxErrorException::unclosedString(10)->getMessage()],
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['foo!', SyntaxErrorException::unexpectedToken('selector', new Token(Token::TYPE_DELIMITER, '!', 3))->getMessage()],
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];
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}
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public function getPseudoElementsTestData()
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{
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return [
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['foo', 'Element[foo]', ''],
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['*', 'Element[*]', ''],
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[':empty', 'Pseudo[Element[*]:empty]', ''],
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[':BEfore', 'Element[*]', 'before'],
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[':aftER', 'Element[*]', 'after'],
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[':First-Line', 'Element[*]', 'first-line'],
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[':First-Letter', 'Element[*]', 'first-letter'],
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['::befoRE', 'Element[*]', 'before'],
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['::AFter', 'Element[*]', 'after'],
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['::firsT-linE', 'Element[*]', 'first-line'],
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['::firsT-letteR', 'Element[*]', 'first-letter'],
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['::Selection', 'Element[*]', 'selection'],
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['foo:after', 'Element[foo]', 'after'],
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['foo::selection', 'Element[foo]', 'selection'],
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['lorem#ipsum ~ a#b.c[href]:empty::selection', 'CombinedSelector[Hash[Element[lorem]#ipsum] ~ Pseudo[Attribute[Class[Hash[Element[a]#b].c][href]]:empty]]', 'selection'],
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['video::-webkit-media-controls', 'Element[video]', '-webkit-media-controls'],
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];
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}
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public function getSpecificityTestData()
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{
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return [
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['*', 0],
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[' foo', 1],
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[':empty ', 10],
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[':before', 1],
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['*:before', 1],
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[':nth-child(2)', 10],
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['.bar', 10],
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['[baz]', 10],
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['[baz="4"]', 10],
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['[baz^="4"]', 10],
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['#lipsum', 100],
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[':not(*)', 0],
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[':not(foo)', 1],
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[':not(.foo)', 10],
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[':not([foo])', 10],
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[':not(:empty)', 10],
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[':not(#foo)', 100],
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['foo:empty', 11],
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['foo:before', 2],
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['foo::before', 2],
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['foo:empty::before', 12],
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['#lorem + foo#ipsum:first-child > bar:first-line', 213],
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];
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}
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public function getParseSeriesTestData()
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{
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return [
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['1n+3', 1, 3],
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['1n +3', 1, 3],
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['1n + 3', 1, 3],
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['1n+ 3', 1, 3],
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['1n-3', 1, -3],
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['1n -3', 1, -3],
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['1n - 3', 1, -3],
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['1n- 3', 1, -3],
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['n-5', 1, -5],
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['odd', 2, 1],
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['even', 2, 0],
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['3n', 3, 0],
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['n', 1, 0],
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['+n', 1, 0],
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['-n', -1, 0],
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['5', 0, 5],
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];
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}
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public function getParseSeriesExceptionTestData()
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{
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return [
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['foo'],
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['n+'],
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];
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}
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}
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