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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_ExpressionParserTest extends PHPUnit_Framework_TestCase
{
/**
* @expectedException Twig_Error_Syntax
* @dataProvider getFailingTestsForAssignment
*/
public function testCanOnlyAssignToNames($template)
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source($template, 'index')));
}
public function getFailingTestsForAssignment()
{
return array(
array('{% set false = "foo" %}'),
array('{% set FALSE = "foo" %}'),
array('{% set true = "foo" %}'),
array('{% set TRUE = "foo" %}'),
array('{% set none = "foo" %}'),
array('{% set NONE = "foo" %}'),
array('{% set null = "foo" %}'),
array('{% set NULL = "foo" %}'),
array('{% set 3 = "foo" %}'),
array('{% set 1 + 2 = "foo" %}'),
array('{% set "bar" = "foo" %}'),
array('{% set %}{% endset %}'),
);
}
/**
* @dataProvider getTestsForArray
*/
public function testArrayExpression($template, $expected)
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$stream = $env->tokenize(new Twig_Source($template, ''));
$parser = new Twig_Parser($env);
$this->assertEquals($expected, $parser->parse($stream)->getNode('body')->getNode(0)->getNode('expr'));
}
/**
* @expectedException Twig_Error_Syntax
* @dataProvider getFailingTestsForArray
*/
public function testArraySyntaxError($template)
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source($template, 'index')));
}
public function getFailingTestsForArray()
{
return array(
array('{{ [1, "a": "b"] }}'),
array('{{ {"a": "b", 2} }}'),
);
}
public function getTestsForArray()
{
return array(
// simple array
array('{{ [1, 2] }}', new Twig_Node_Expression_Array(array(
new Twig_Node_Expression_Constant(0, 1),
new Twig_Node_Expression_Constant(1, 1),
new Twig_Node_Expression_Constant(1, 1),
new Twig_Node_Expression_Constant(2, 1),
), 1),
),
// array with trailing ,
array('{{ [1, 2, ] }}', new Twig_Node_Expression_Array(array(
new Twig_Node_Expression_Constant(0, 1),
new Twig_Node_Expression_Constant(1, 1),
new Twig_Node_Expression_Constant(1, 1),
new Twig_Node_Expression_Constant(2, 1),
), 1),
),
// simple hash
array('{{ {"a": "b", "b": "c"} }}', new Twig_Node_Expression_Array(array(
new Twig_Node_Expression_Constant('a', 1),
new Twig_Node_Expression_Constant('b', 1),
new Twig_Node_Expression_Constant('b', 1),
new Twig_Node_Expression_Constant('c', 1),
), 1),
),
// hash with trailing ,
array('{{ {"a": "b", "b": "c", } }}', new Twig_Node_Expression_Array(array(
new Twig_Node_Expression_Constant('a', 1),
new Twig_Node_Expression_Constant('b', 1),
new Twig_Node_Expression_Constant('b', 1),
new Twig_Node_Expression_Constant('c', 1),
), 1),
),
// hash in an array
array('{{ [1, {"a": "b", "b": "c"}] }}', new Twig_Node_Expression_Array(array(
new Twig_Node_Expression_Constant(0, 1),
new Twig_Node_Expression_Constant(1, 1),
new Twig_Node_Expression_Constant(1, 1),
new Twig_Node_Expression_Array(array(
new Twig_Node_Expression_Constant('a', 1),
new Twig_Node_Expression_Constant('b', 1),
new Twig_Node_Expression_Constant('b', 1),
new Twig_Node_Expression_Constant('c', 1),
), 1),
), 1),
),
// array in a hash
array('{{ {"a": [1, 2], "b": "c"} }}', new Twig_Node_Expression_Array(array(
new Twig_Node_Expression_Constant('a', 1),
new Twig_Node_Expression_Array(array(
new Twig_Node_Expression_Constant(0, 1),
new Twig_Node_Expression_Constant(1, 1),
new Twig_Node_Expression_Constant(1, 1),
new Twig_Node_Expression_Constant(2, 1),
), 1),
new Twig_Node_Expression_Constant('b', 1),
new Twig_Node_Expression_Constant('c', 1),
), 1),
),
);
}
/**
* @expectedException Twig_Error_Syntax
*/
public function testStringExpressionDoesNotConcatenateTwoConsecutiveStrings()
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false, 'optimizations' => 0));
$stream = $env->tokenize(new Twig_Source('{{ "a" "b" }}', 'index'));
$parser = new Twig_Parser($env);
$parser->parse($stream);
}
/**
* @dataProvider getTestsForString
*/
public function testStringExpression($template, $expected)
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false, 'optimizations' => 0));
$stream = $env->tokenize(new Twig_Source($template, ''));
$parser = new Twig_Parser($env);
$this->assertEquals($expected, $parser->parse($stream)->getNode('body')->getNode(0)->getNode('expr'));
}
public function getTestsForString()
{
return array(
array(
'{{ "foo" }}', new Twig_Node_Expression_Constant('foo', 1),
),
array(
'{{ "foo #{bar}" }}', new Twig_Node_Expression_Binary_Concat(
new Twig_Node_Expression_Constant('foo ', 1),
new Twig_Node_Expression_Name('bar', 1),
1
),
),
array(
'{{ "foo #{bar} baz" }}', new Twig_Node_Expression_Binary_Concat(
new Twig_Node_Expression_Binary_Concat(
new Twig_Node_Expression_Constant('foo ', 1),
new Twig_Node_Expression_Name('bar', 1),
1
),
new Twig_Node_Expression_Constant(' baz', 1),
1
),
),
array(
'{{ "foo #{"foo #{bar} baz"} baz" }}', new Twig_Node_Expression_Binary_Concat(
new Twig_Node_Expression_Binary_Concat(
new Twig_Node_Expression_Constant('foo ', 1),
new Twig_Node_Expression_Binary_Concat(
new Twig_Node_Expression_Binary_Concat(
new Twig_Node_Expression_Constant('foo ', 1),
new Twig_Node_Expression_Name('bar', 1),
1
),
new Twig_Node_Expression_Constant(' baz', 1),
1
),
1
),
new Twig_Node_Expression_Constant(' baz', 1),
1
),
),
);
}
/**
* @expectedException Twig_Error_Syntax
*/
public function testAttributeCallDoesNotSupportNamedArguments()
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source('{{ foo.bar(name="Foo") }}', 'index')));
}
/**
* @expectedException Twig_Error_Syntax
*/
public function testMacroCallDoesNotSupportNamedArguments()
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source('{% from _self import foo %}{% macro foo() %}{% endmacro %}{{ foo(name="Foo") }}', 'index')));
}
/**
* @expectedException Twig_Error_Syntax
* @expectedExceptionMessage An argument must be a name. Unexpected token "string" of value "a" ("name" expected) in "index" at line 1.
*/
public function testMacroDefinitionDoesNotSupportNonNameVariableName()
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source('{% macro foo("a") %}{% endmacro %}', 'index')));
}
/**
* @expectedException Twig_Error_Syntax
* @expectedExceptionMessage A default value for an argument must be a constant (a boolean, a string, a number, or an array) in "index" at line 1
* @dataProvider getMacroDefinitionDoesNotSupportNonConstantDefaultValues
*/
public function testMacroDefinitionDoesNotSupportNonConstantDefaultValues($template)
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source($template, 'index')));
}
public function getMacroDefinitionDoesNotSupportNonConstantDefaultValues()
{
return array(
array('{% macro foo(name = "a #{foo} a") %}{% endmacro %}'),
array('{% macro foo(name = [["b", "a #{foo} a"]]) %}{% endmacro %}'),
);
}
/**
* @dataProvider getMacroDefinitionSupportsConstantDefaultValues
*/
public function testMacroDefinitionSupportsConstantDefaultValues($template)
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source($template, 'index')));
}
public function getMacroDefinitionSupportsConstantDefaultValues()
{
return array(
array('{% macro foo(name = "aa") %}{% endmacro %}'),
array('{% macro foo(name = 12) %}{% endmacro %}'),
array('{% macro foo(name = true) %}{% endmacro %}'),
array('{% macro foo(name = ["a"]) %}{% endmacro %}'),
array('{% macro foo(name = [["a"]]) %}{% endmacro %}'),
array('{% macro foo(name = {a: "a"}) %}{% endmacro %}'),
array('{% macro foo(name = {a: {b: "a"}}) %}{% endmacro %}'),
);
}
/**
* @expectedException Twig_Error_Syntax
* @expectedExceptionMessage Unknown "cycl" function. Did you mean "cycle" in "index" at line 1?
*/
public function testUnknownFunction()
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source('{{ cycl() }}', 'index')));
}
/**
* @expectedException Twig_Error_Syntax
* @expectedExceptionMessage Unknown "foobar" function in "index" at line 1.
*/
public function testUnknownFunctionWithoutSuggestions()
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source('{{ foobar() }}', 'index')));
}
/**
* @expectedException Twig_Error_Syntax
* @expectedExceptionMessage Unknown "lowe" filter. Did you mean "lower" in "index" at line 1?
*/
public function testUnknownFilter()
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source('{{ 1|lowe }}', 'index')));
}
/**
* @expectedException Twig_Error_Syntax
* @expectedExceptionMessage Unknown "foobar" filter in "index" at line 1.
*/
public function testUnknownFilterWithoutSuggestions()
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source('{{ 1|foobar }}', 'index')));
}
/**
* @expectedException Twig_Error_Syntax
* @expectedExceptionMessage Unknown "nul" test. Did you mean "null" in "index" at line 1
*/
public function testUnknownTest()
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$stream = $env->tokenize(new Twig_Source('{{ 1 is nul }}', 'index'));
$parser->parse($stream);
}
/**
* @expectedException Twig_Error_Syntax
* @expectedExceptionMessage Unknown "foobar" test in "index" at line 1.
*/
public function testUnknownTestWithoutSuggestions()
{
$env = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('cache' => false, 'autoescape' => false));
$parser = new Twig_Parser($env);
$parser->parse($env->tokenize(new Twig_Source('{{ 1 is foobar }}', 'index')));
}
}