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<?php
/*
* 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.
*/
class Twig_Tests_ParserTest extends PHPUnit_Framework_TestCase
{
/**
* @expectedException Twig_Error_Syntax
*/
public function testSetMacroThrowsExceptionOnReservedMethods()
{
$parser = $this->getParser();
$parser->setMacro('display', $this->getMock('Twig_Node_Macro', array(), array(), '', null));
}
/**
* @expectedException Twig_Error_Syntax
* @expectedExceptionMessage Unknown tag name "foo". Did you mean "for" at line 1
*/
public function testUnknownTag()
{
$stream = new Twig_TokenStream(array(
new Twig_Token(Twig_Token::BLOCK_START_TYPE, '', 1),
new Twig_Token(Twig_Token::NAME_TYPE, 'foo', 1),
new Twig_Token(Twig_Token::BLOCK_END_TYPE, '', 1),
new Twig_Token(Twig_Token::EOF_TYPE, '', 1),
));
$parser = new Twig_Parser(new Twig_Environment());
$parser->parse($stream);
}
/**
* @dataProvider getFilterBodyNodesData
*/
public function testFilterBodyNodes($input, $expected)
{
$parser = $this->getParser();
$this->assertEquals($expected, $parser->filterBodyNodes($input));
}
public function getFilterBodyNodesData()
{
return array(
array(
new Twig_Node(array(new Twig_Node_Text(' ', 1))),
new Twig_Node(array()),
),
array(
$input = new Twig_Node(array(new Twig_Node_Set(false, new Twig_Node(), new Twig_Node(), 1))),
$input,
),
array(
$input = new Twig_Node(array(new Twig_Node_Set(true, new Twig_Node(), new Twig_Node(array(new Twig_Node(array(new Twig_Node_Text('foo', 1))))), 1))),
$input,
),
);
}
/**
* @dataProvider getFilterBodyNodesDataThrowsException
* @expectedException Twig_Error_Syntax
*/
public function testFilterBodyNodesThrowsException($input)
{
$parser = $this->getParser();
$parser->filterBodyNodes($input);
}
public function getFilterBodyNodesDataThrowsException()
{
return array(
array(new Twig_Node_Text('foo', 1)),
array(new Twig_Node(array(new Twig_Node(array(new Twig_Node_Text('foo', 1)))))),
);
}
/**
* @expectedException Twig_Error_Syntax
* @expectedExceptionMessage A template that extends another one cannot have a body but a byte order mark (BOM) has been detected; it must be removed at line 1.
*/
public function testFilterBodyNodesWithBOM()
{
$parser = $this->getParser();
$parser->filterBodyNodes(new Twig_Node_Text(chr(0xEF).chr(0xBB).chr(0xBF), 1));
}
public function testParseIsReentrant()
{
$twig = new Twig_Environment(null, array(
'autoescape' => false,
'optimizations' => 0,
));
$twig->addTokenParser(new TestTokenParser());
$parser = new Twig_Parser($twig);
$parser->parse(new Twig_TokenStream(array(
new Twig_Token(Twig_Token::BLOCK_START_TYPE, '', 1),
new Twig_Token(Twig_Token::NAME_TYPE, 'test', 1),
new Twig_Token(Twig_Token::BLOCK_END_TYPE, '', 1),
new Twig_Token(Twig_Token::VAR_START_TYPE, '', 1),
new Twig_Token(Twig_Token::NAME_TYPE, 'foo', 1),
new Twig_Token(Twig_Token::VAR_END_TYPE, '', 1),
new Twig_Token(Twig_Token::EOF_TYPE, '', 1),
)));
$this->assertEquals(null, $parser->getParent());
}
// The getVarName() must not depend on the template loaders,
// If this test does not throw any exception, that's good.
// see https://github.com/symfony/symfony/issues/4218
public function testGetVarName()
{
$twig = new Twig_Environment(null, array(
'autoescape' => false,
'optimizations' => 0,
));
$twig->parse($twig->tokenize(<<<EOF
{% from _self import foo %}
{% macro foo() %}
{{ foo }}
{% endmacro %}
EOF
));
}
protected function getParser()
{
$parser = new TestParser(new Twig_Environment());
$parser->setParent(new Twig_Node());
$parser->stream = $this->getMockBuilder('Twig_TokenStream')->disableOriginalConstructor()->getMock();
return $parser;
}
}
class TestParser extends Twig_Parser
{
public $stream;
public function filterBodyNodes(Twig_NodeInterface $node)
{
return parent::filterBodyNodes($node);
}
}
class TestTokenParser extends Twig_TokenParser
{
public function parse(Twig_Token $token)
{
// simulate the parsing of another template right in the middle of the parsing of the current template
$this->parser->parse(new Twig_TokenStream(array(
new Twig_Token(Twig_Token::BLOCK_START_TYPE, '', 1),
new Twig_Token(Twig_Token::NAME_TYPE, 'extends', 1),
new Twig_Token(Twig_Token::STRING_TYPE, 'base', 1),
new Twig_Token(Twig_Token::BLOCK_END_TYPE, '', 1),
new Twig_Token(Twig_Token::EOF_TYPE, '', 1),
)));
$this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
return new Twig_Node(array());
}
public function getTag()
{
return 'test';
}
}
|
