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<?php
namespace Twig\Tests;
/*
* 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.
*/
use PHPUnit\Framework\TestCase;
use Twig\Error\SyntaxError;
use Twig\Source;
use Twig\Token;
use Twig\TokenStream;
class TokenStreamTest extends TestCase
{
protected static $tokens;
protected function setUp(): void
{
self::$tokens = [
new Token(Token::TEXT_TYPE, 1, 1),
new Token(Token::TEXT_TYPE, 2, 1),
new Token(Token::TEXT_TYPE, 3, 1),
new Token(Token::TEXT_TYPE, 4, 1),
new Token(Token::TEXT_TYPE, 5, 1),
new Token(Token::TEXT_TYPE, 6, 1),
new Token(Token::TEXT_TYPE, 7, 1),
new Token(Token::EOF_TYPE, 0, 1),
];
}
public function testNext()
{
$stream = new TokenStream(self::$tokens, new Source('', ''));
$repr = [];
while (!$stream->isEOF()) {
$token = $stream->next();
$repr[] = $token->getValue();
}
$this->assertEquals('1, 2, 3, 4, 5, 6, 7', implode(', ', $repr), '->next() advances the pointer and returns the current token');
}
public function testEndOfTemplateNext()
{
$stream = new TokenStream([
new Token(Token::BLOCK_START_TYPE, 1, 1),
], new Source('', ''));
$this->expectException(SyntaxError::class);
$this->expectExceptionMessage('Unexpected end of template');
while (!$stream->isEOF()) {
$stream->next();
}
}
public function testEndOfTemplateLook()
{
$stream = new TokenStream([
new Token(Token::BLOCK_START_TYPE, 1, 1),
], new Source('', ''));
$this->expectException(SyntaxError::class);
$this->expectExceptionMessage('Unexpected end of template');
while (!$stream->isEOF()) {
$stream->look();
$stream->next();
}
}
}
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