<?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_EnvironmentTest extends PHPUnit_Framework_TestCase
{
/**
* @expectedException LogicException
* @expectedExceptionMessage You must set a loader first.
*/
public function testRenderNoLoader()
{
$env = new Twig_Environment();
$env->render('test');
}
public function testAutoescapeOption()
{
$loader = new Twig_Loader_Array(array(
'html' => '{{ foo }} {{ foo }}',
'js' => '{{ bar }} {{ bar }}',
));
$twig = new Twig_Environment($loader, array(
'debug' => true,
'cache' => false,
'autoescape' => array($this, 'escapingStrategyCallback'),
));
$this->assertEquals('foo<br/ > foo<br/ >', $twig->render('html', array('foo' => 'foo<br/ >')));
$this->assertEquals('foo\x3Cbr\x2F\x20\x3E foo\x3Cbr\x2F\x20\x3E', $twig->render('js', array('bar' => 'foo<br/ >')));
}
public function escapingStrategyCallback($filename)
{
return $filename;
}
public function testGlobals()
{
// globals can be added after calling getGlobals
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->addGlobal('foo', 'foo');
$globals = $twig->getGlobals();
$twig->addGlobal('foo', 'bar');
$globals = $twig->getGlobals();
$this->assertEquals('bar', $globals['foo']);
// globals can be modified after runtime init
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->addGlobal('foo', 'foo');
$globals = $twig->getGlobals();
$twig->initRuntime();
$twig->addGlobal('foo', 'bar');
$globals = $twig->getGlobals();
$this->assertEquals('bar', $globals['foo']);
// globals can be modified after extensions init
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->addGlobal('foo', 'foo');
$globals = $twig->getGlobals();
$twig->getFunctions();
$twig->addGlobal('foo', 'bar');
$globals = $twig->getGlobals();
$this->assertEquals('bar', $globals['foo']);
// globals can be modified after extensions and runtime init
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->addGlobal('foo', 'foo');
$globals = $twig->getGlobals();
$twig->getFunctions();
$twig->initRuntime();
$twig->addGlobal('foo', 'bar');
$globals = $twig->getGlobals();
$this->assertEquals('bar', $globals['foo']);
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->getGlobals();
$twig->addGlobal('foo', 'bar');
$template = $twig->loadTemplate('{{foo}}');
$this->assertEquals('bar', $template->render(array()));
/* to be uncomment in Twig 2.0
// globals cannot be added after runtime init
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->addGlobal('foo', 'foo');
$globals = $twig->getGlobals();
$twig->initRuntime();
try {
$twig->addGlobal('bar', 'bar');
$this->fail();
} catch (LogicException $e) {
$this->assertFalse(array_key_exists('bar', $twig->getGlobals()));
}
// globals cannot be added after extensions init
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->addGlobal('foo', 'foo');
$globals = $twig->getGlobals();
$twig->getFunctions();
try {
$twig->addGlobal('bar', 'bar');
$this->fail();
} catch (LogicException $e) {
$this->assertFalse(array_key_exists('bar', $twig->getGlobals()));
}
// globals cannot be added after extensions and runtime init
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->addGlobal('foo', 'foo');
$globals = $twig->getGlobals();
$twig->getFunctions();
$twig->initRuntime();
try {
$twig->addGlobal('bar', 'bar');
$this->fail();
} catch (LogicException $e) {
$this->assertFalse(array_key_exists('bar', $twig->getGlobals()));
}
// test adding globals after initRuntime without call to getGlobals
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->initRuntime();
try {
$twig->addGlobal('bar', 'bar');
$this->fail();
} catch (LogicException $e) {
$this->assertFalse(array_key_exists('bar', $twig->getGlobals()));
}
*/
}
public function testExtensionsAreNotInitializedWhenRenderingACompiledTemplate()
{
$options = array('cache' => sys_get_temp_dir().'/twig', 'auto_reload' => false, 'debug' => false);
// force compilation
$twig = new Twig_Environment(new Twig_Loader_String(), $options);
$cache = $twig->getCacheFilename('{{ foo }}');
if (!is_dir(dirname($cache))) {
mkdir(dirname($cache), 0777, true);
}
file_put_contents($cache, $twig->compileSource('{{ foo }}', '{{ foo }}'));
// check that extensions won't be initialized when rendering a template that is already in the cache
$twig = $this
->getMockBuilder('Twig_Environment')
->setConstructorArgs(array(new Twig_Loader_String(), $options))
->setMethods(array('initExtensions'))
->getMock()
;
$twig->expects($this->never())->method('initExtensions');
// render template
$output = $twig->render('{{ foo }}', array('foo' => 'bar'));
$this->assertEquals('bar', $output);
unlink($cache);
}
public function testAddExtension()
{
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->addExtension(new Twig_Tests_EnvironmentTest_Extension());
$this->assertArrayHasKey('test', $twig->getTags());
$this->assertArrayHasKey('foo_filter', $twig->getFilters());
$this->assertArrayHasKey('foo_function', $twig->getFunctions());
$this->assertArrayHasKey('foo_test', $twig->getTests());
$this->assertArrayHasKey('foo_unary', $twig->getUnaryOperators());
$this->assertArrayHasKey('foo_binary', $twig->getBinaryOperators());
$this->assertArrayHasKey('foo_global', $twig->getGlobals());
$visitors = $twig->getNodeVisitors();
$this->assertEquals('Twig_Tests_EnvironmentTest_NodeVisitor', get_class($visitors[2]));
}
public function testRemoveExtension()
{
$twig = new Twig_Environment(new Twig_Loader_String());
$twig->addExtension(new Twig_Tests_EnvironmentTest_Extension());
$twig->removeExtension('environment_test');
$this->assertFalse(array_key_exists('test', $twig->getTags()));
$this->assertFalse(array_key_exists('foo_filter', $twig->getFilters()));
$this->assertFalse(array_key_exists('foo_function', $twig->getFunctions()));
$this->assertFalse(array_key_exists('foo_test', $twig->getTests()));
$this->assertFalse(array_key_exists('foo_unary', $twig->getUnaryOperators()));
$this->assertFalse(array_key_exists('foo_binary', $twig->getBinaryOperators()));
$this->assertFalse(array_key_exists('foo_global', $twig->getGlobals()));
$this->assertCount(2, $twig->getNodeVisitors());
}
}
class Twig_Tests_EnvironmentTest_Extension extends Twig_Extension
{
public function getTokenParsers()
{
return array(
new Twig_Tests_EnvironmentTest_TokenParser(),
);
}
public function getNodeVisitors()
{
return array(
new Twig_Tests_EnvironmentTest_NodeVisitor(),
);
}
public function getFilters()
{
return array(
'foo_filter' => new Twig_Filter_Function('foo_filter'),
);
}
public function getTests()
{
return array(
'foo_test' => new Twig_Test_Function('foo_test'),
);
}
public function getFunctions()
{
return array(
'foo_function' => new Twig_Function_Function('foo_function'),
);
}
public function getOperators()
{
return array(
array('foo_unary' => array()),
array('foo_binary' => array()),
);
}
public function getGlobals()
{
return array(
'foo_global' => 'foo_global',
);
}
public function getName()
{
return 'environment_test';
}
}
class Twig_Tests_EnvironmentTest_TokenParser extends Twig_TokenParser
{
public function parse(Twig_Token $token)
{
}
public function getTag()
{
return 'test';
}
}
class Twig_Tests_EnvironmentTest_NodeVisitor implements Twig_NodeVisitorInterface
{
public function enterNode(Twig_NodeInterface $node, Twig_Environment $env)
{
return $node;
}
public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env)
{
return $node;
}
public function getPriority()
{
return 0;
}
}
