AbstractHandlerTest.php
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<?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\CssSelector\Tests\Parser\Handler;
use Symfony\Component\CssSelector\Parser\Reader;
use Symfony\Component\CssSelector\Parser\Token;
use Symfony\Component\CssSelector\Parser\TokenStream;
/**
* @author Jean-François Simon <contact@jfsimon.fr>
*/
abstract class AbstractHandlerTest extends \PHPUnit_Framework_TestCase
{
/** @dataProvider getHandleValueTestData */
public function testHandleValue($value, Token $expectedToken, $remainingContent)
{
$reader = new Reader($value);
$stream = new TokenStream();
$this->assertTrue($this->generateHandler()->handle($reader, $stream));
$this->assertEquals($expectedToken, $stream->getNext());
$this->assertRemainingContent($reader, $remainingContent);
}
/** @dataProvider getDontHandleValueTestData */
public function testDontHandleValue($value)
{
$reader = new Reader($value);
$stream = new TokenStream();
$this->assertFalse($this->generateHandler()->handle($reader, $stream));
$this->assertStreamEmpty($stream);
$this->assertRemainingContent($reader, $value);
}
abstract public function getHandleValueTestData();
abstract public function getDontHandleValueTestData();
abstract protected function generateHandler();
protected function assertStreamEmpty(TokenStream $stream)
{
$property = new \ReflectionProperty($stream, 'tokens');
$property->setAccessible(true);
$this->assertEquals(array(), $property->getValue($stream));
}
protected function assertRemainingContent(Reader $reader, $remainingContent)
{
if ('' === $remainingContent) {
$this->assertEquals(0, $reader->getRemainingLength());
$this->assertTrue($reader->isEOF());
} else {
$this->assertEquals(strlen($remainingContent), $reader->getRemainingLength());
$this->assertEquals(0, $reader->getOffset($remainingContent));
}
}
}