97 lines
3.2 KiB
PHP
97 lines
3.2 KiB
PHP
<?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\Parser\Token;
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use Symfony\Component\CssSelector\Parser\TokenStream;
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class TokenStreamTest extends TestCase
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{
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public function testGetNext()
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{
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$stream = new TokenStream();
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$stream->push($t1 = new Token(Token::TYPE_IDENTIFIER, 'h1', 0));
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$stream->push($t2 = new Token(Token::TYPE_DELIMITER, '.', 2));
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$stream->push($t3 = new Token(Token::TYPE_IDENTIFIER, 'title', 3));
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$this->assertSame($t1, $stream->getNext());
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$this->assertSame($t2, $stream->getNext());
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$this->assertSame($t3, $stream->getNext());
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}
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public function testGetPeek()
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{
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$stream = new TokenStream();
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$stream->push($t1 = new Token(Token::TYPE_IDENTIFIER, 'h1', 0));
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$stream->push($t2 = new Token(Token::TYPE_DELIMITER, '.', 2));
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$stream->push($t3 = new Token(Token::TYPE_IDENTIFIER, 'title', 3));
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$this->assertSame($t1, $stream->getPeek());
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$this->assertSame($t1, $stream->getNext());
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$this->assertSame($t2, $stream->getPeek());
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$this->assertSame($t2, $stream->getPeek());
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$this->assertSame($t2, $stream->getNext());
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}
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public function testGetNextIdentifier()
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{
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$stream = new TokenStream();
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$stream->push(new Token(Token::TYPE_IDENTIFIER, 'h1', 0));
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$this->assertEquals('h1', $stream->getNextIdentifier());
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}
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public function testFailToGetNextIdentifier()
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{
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$this->{method_exists($this, $_ = 'expectException') ? $_ : 'setExpectedException'}('Symfony\Component\CssSelector\Exception\SyntaxErrorException');
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$stream = new TokenStream();
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$stream->push(new Token(Token::TYPE_DELIMITER, '.', 2));
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$stream->getNextIdentifier();
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}
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public function testGetNextIdentifierOrStar()
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{
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$stream = new TokenStream();
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$stream->push(new Token(Token::TYPE_IDENTIFIER, 'h1', 0));
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$this->assertEquals('h1', $stream->getNextIdentifierOrStar());
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$stream->push(new Token(Token::TYPE_DELIMITER, '*', 0));
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$this->assertNull($stream->getNextIdentifierOrStar());
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}
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public function testFailToGetNextIdentifierOrStar()
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{
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$this->{method_exists($this, $_ = 'expectException') ? $_ : 'setExpectedException'}('Symfony\Component\CssSelector\Exception\SyntaxErrorException');
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$stream = new TokenStream();
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$stream->push(new Token(Token::TYPE_DELIMITER, '.', 2));
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$stream->getNextIdentifierOrStar();
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}
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public function testSkipWhitespace()
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{
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$stream = new TokenStream();
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$stream->push($t1 = new Token(Token::TYPE_IDENTIFIER, 'h1', 0));
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$stream->push($t2 = new Token(Token::TYPE_WHITESPACE, ' ', 2));
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$stream->push($t3 = new Token(Token::TYPE_IDENTIFIER, 'h1', 3));
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$stream->skipWhitespace();
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$this->assertSame($t1, $stream->getNext());
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$stream->skipWhitespace();
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$this->assertSame($t3, $stream->getNext());
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}
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}
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