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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.
*/
require_once dirname(__FILE__).'/FilesystemHelper.php';
class Twig_Tests_EnvironmentTest extends PHPUnit_Framework_TestCase
{
private $deprecations = array();
/**
* @group legacy
*/
public function testLegacyTokenizeSignature()
{
$env = new Twig_Environment();
$stream = $env->tokenize('{{ foo }}', 'foo');
$this->assertEquals('{{ foo }}', $stream->getSource());
$this->assertEquals('foo', $stream->getFilename());
}
/**
* @group legacy
*/
public function testLegacyCompileSourceSignature()
{
$loader = new Twig_Loader_Array(array('foo' => '{{ foo }}'));
$env = new Twig_Environment($loader);
$this->assertContains('getTemplateName', $env->compileSource('{{ foo }}', 'foo'));
}
/**
* @expectedException LogicException
* @expectedExceptionMessage You must set a loader first.
* @group legacy
*/
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', $twig->render('js', array('bar' => 'foo<br/ >')));
}
public function escapingStrategyCallback($name)
{
return $name;
}
public function testGlobals()
{
// to be removed in 2.0
$loader = $this->getMockBuilder('Twig_EnvironmentTestLoaderInterface')->getMock();
//$loader = $this->getMockBuilder(array('Twig_LoaderInterface', 'Twig_SourceContextLoaderInterface'))->getMock();
$loader->expects($this->any())->method('getSourceContext')->will($this->returnValue(new Twig_Source('', '')));
// globals can be added after calling getGlobals
$twig = new Twig_Environment($loader);
$twig->addGlobal('foo', 'foo');
$twig->getGlobals();
$twig->addGlobal('foo', 'bar');
$globals = $twig->getGlobals();
$this->assertEquals('bar', $globals['foo']);
// globals can be modified after a template has been loaded
$twig = new Twig_Environment($loader);
$twig->addGlobal('foo', 'foo');
$twig->getGlobals();
$twig->loadTemplate('index');
$twig->addGlobal('foo', 'bar');
$globals = $twig->getGlobals();
$this->assertEquals('bar', $globals['foo']);
// globals can be modified after extensions init
$twig = new Twig_Environment($loader);
$twig->addGlobal('foo', 'foo');
$twig->getGlobals();
$twig->getFunctions();
$twig->addGlobal('foo', 'bar');
$globals = $twig->getGlobals();
$this->assertEquals('bar', $globals['foo']);
// globals can be modified after extensions and a template has been loaded
$arrayLoader = new Twig_Loader_Array(array('index' => '{{foo}}'));
$twig = new Twig_Environment($arrayLoader);
$twig->addGlobal('foo', 'foo');
$twig->getGlobals();
$twig->getFunctions();
$twig->loadTemplate('index');
$twig->addGlobal('foo', 'bar');
$globals = $twig->getGlobals();
$this->assertEquals('bar', $globals['foo']);
$twig = new Twig_Environment($arrayLoader);
$twig->getGlobals();
$twig->addGlobal('foo', 'bar');
$template = $twig->loadTemplate('index');
$this->assertEquals('bar', $template->render(array()));
/* to be uncomment in Twig 2.0
// globals cannot be added after a template has been loaded
$twig = new Twig_Environment($loader);
$twig->addGlobal('foo', 'foo');
$twig->getGlobals();
$twig->loadTemplate('index');
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
$twig = new Twig_Environment($loader);
$twig->addGlobal('foo', 'foo');
$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 a template has been loaded
$twig = new Twig_Environment($loader);
$twig->addGlobal('foo', 'foo');
$twig->getGlobals();
$twig->getFunctions();
$twig->loadTemplate('index');
try {
$twig->addGlobal('bar', 'bar');
$this->fail();
} catch (LogicException $e) {
$this->assertFalse(array_key_exists('bar', $twig->getGlobals()));
}
// test adding globals after a template has been loaded without call to getGlobals
$twig = new Twig_Environment($loader);
$twig->loadTemplate('index');
try {
$twig->addGlobal('bar', 'bar');
$this->fail();
} catch (LogicException $e) {
$this->assertFalse(array_key_exists('bar', $twig->getGlobals()));
}
*/
}
public function testExtensionsAreNotInitializedWhenRenderingACompiledTemplate()
{
$cache = new Twig_Cache_Filesystem($dir = sys_get_temp_dir().'/twig');
$options = array('cache' => $cache, 'auto_reload' => false, 'debug' => false);
// force compilation
$twig = new Twig_Environment($loader = new Twig_Loader_Array(array('index' => '{{ foo }}')), $options);
$key = $cache->generateKey('index', $twig->getTemplateClass('index'));
$cache->write($key, $twig->compileSource(new Twig_Source('{{ foo }}', 'index')));
// check that extensions won't be initialized when rendering a template that is already in the cache
$twig = $this
->getMockBuilder('Twig_Environment')
->setConstructorArgs(array($loader, $options))
->setMethods(array('initExtensions'))
->getMock()
;
$twig->expects($this->never())->method('initExtensions');
// render template
$output = $twig->render('index', array('foo' => 'bar'));
$this->assertEquals('bar', $output);
Twig_Tests_FilesystemHelper::removeDir($dir);
}
public function testAutoReloadCacheMiss()
{
$templateName = __FUNCTION__;
$templateContent = __FUNCTION__;
$cache = $this->getMockBuilder('Twig_CacheInterface')->getMock();
$loader = $this->getMockLoader($templateName, $templateContent);
$twig = new Twig_Environment($loader, array('cache' => $cache, 'auto_reload' => true, 'debug' => false));
// Cache miss: getTimestamp returns 0 and as a result the load() is
// skipped.
$cache->expects($this->once())
->method('generateKey')
->will($this->returnValue('key'));
$cache->expects($this->once())
->method('getTimestamp')
->will($this->returnValue(0));
$loader->expects($this->never())
->method('isFresh');
$cache->expects($this->once())
->method('write');
$cache->expects($this->once())
->method('load');
$twig->loadTemplate($templateName);
}
public function testAutoReloadCacheHit()
{
$templateName = __FUNCTION__;
$templateContent = __FUNCTION__;
$cache = $this->getMockBuilder('Twig_CacheInterface')->getMock();
$loader = $this->getMockLoader($templateName, $templateContent);
$twig = new Twig_Environment($loader, array('cache' => $cache, 'auto_reload' => true, 'debug' => false));
$now = time();
// Cache hit: getTimestamp returns something > extension timestamps and
// the loader returns true for isFresh().
$cache->expects($this->once())
->method('generateKey')
->will($this->returnValue('key'));
$cache->expects($this->once())
->method('getTimestamp')
->will($this->returnValue($now));
$loader->expects($this->once())
->method('isFresh')
->will($this->returnValue(true));
$cache->expects($this->atLeastOnce())
->method('load');
$twig->loadTemplate($templateName);
}
public function testAutoReloadOutdatedCacheHit()
{
$templateName = __FUNCTION__;
$templateContent = __FUNCTION__;
$cache = $this->getMockBuilder('Twig_CacheInterface')->getMock();
$loader = $this->getMockLoader($templateName, $templateContent);
$twig = new Twig_Environment($loader, array('cache' => $cache, 'auto_reload' => true, 'debug' => false));
$now = time();
$cache->expects($this->once())
->method('generateKey')
->will($this->returnValue('key'));
$cache->expects($this->once())
->method('getTimestamp')
->will($this->returnValue($now));
$loader->expects($this->once())
->method('isFresh')
->will($this->returnValue(false));
$cache->expects($this->once())
->method('write');
$cache->expects($this->once())
->method('load');
$twig->loadTemplate($templateName);
}
/**
* @group legacy
*/
public function testHasGetExtensionWithDynamicName()
{
$twig = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock());
$ext1 = new Twig_Tests_EnvironmentTest_Extension_DynamicWithDeprecatedName('ext1');
$ext2 = new Twig_Tests_EnvironmentTest_Extension_DynamicWithDeprecatedName('ext2');
$twig->addExtension($ext1);
$twig->addExtension($ext2);
$this->assertTrue($twig->hasExtension('ext1'));
$this->assertTrue($twig->hasExtension('ext2'));
$this->assertTrue($twig->hasExtension('Twig_Tests_EnvironmentTest_Extension_DynamicWithDeprecatedName'));
$this->assertSame($ext1, $twig->getExtension('ext1'));
$this->assertSame($ext2, $twig->getExtension('ext2'));
}
public function testHasGetExtensionByClassName()
{
$twig = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock());
$twig->addExtension($ext = new Twig_Tests_EnvironmentTest_Extension());
$this->assertTrue($twig->hasExtension('Twig_Tests_EnvironmentTest_Extension'));
$this->assertTrue($twig->hasExtension('\Twig_Tests_EnvironmentTest_Extension'));
$this->assertSame($ext, $twig->getExtension('Twig_Tests_EnvironmentTest_Extension'));
$this->assertSame($ext, $twig->getExtension('\Twig_Tests_EnvironmentTest_Extension'));
}
public function testAddExtension()
{
$twig = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock());
$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();
$found = false;
foreach ($visitors as $visitor) {
if ($visitor instanceof Twig_Tests_EnvironmentTest_NodeVisitor) {
$found = true;
}
}
$this->assertTrue($found);
}
/**
* @requires PHP 5.3
*/
public function testAddExtensionWithDeprecatedGetGlobals()
{
$twig = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock());
$twig->addExtension(new Twig_Tests_EnvironmentTest_Extension_WithGlobals());
$this->deprecations = array();
set_error_handler(array($this, 'handleError'));
$this->assertArrayHasKey('foo_global', $twig->getGlobals());
$this->assertCount(1, $this->deprecations);
$this->assertContains('Defining the getGlobals() method in the "Twig_Tests_EnvironmentTest_Extension_WithGlobals" extension ', $this->deprecations[0]);
restore_error_handler();
}
/**
* @group legacy
*/
public function testRemoveExtension()
{
$twig = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock());
$twig->addExtension(new Twig_Tests_EnvironmentTest_Extension_WithDeprecatedName());
$twig->removeExtension('environment_test');
$this->assertArrayNotHasKey('test', $twig->getTags());
$this->assertArrayNotHasKey('foo_filter', $twig->getFilters());
$this->assertArrayNotHasKey('foo_function', $twig->getFunctions());
$this->assertArrayNotHasKey('foo_test', $twig->getTests());
$this->assertArrayNotHasKey('foo_unary', $twig->getUnaryOperators());
$this->assertArrayNotHasKey('foo_binary', $twig->getBinaryOperators());
$this->assertArrayNotHasKey('foo_global', $twig->getGlobals());
$this->assertCount(2, $twig->getNodeVisitors());
}
public function testAddMockExtension()
{
// should be replaced by the following in 2.0 (this current code is just to avoid a dep notice)
// $extension = $this->getMockBuilder('Twig_Extension')->getMock();
$extension = eval(<<<EOF
class Twig_Tests_EnvironmentTest_ExtensionInEval extends Twig_Extension
{
}
EOF
);
$extension = new Twig_Tests_EnvironmentTest_ExtensionInEval();
$loader = new Twig_Loader_Array(array('page' => 'hey'));
$twig = new Twig_Environment($loader);
$twig->addExtension($extension);
$this->assertInstanceOf('Twig_ExtensionInterface', $twig->getExtension(get_class($extension)));
$this->assertTrue($twig->isTemplateFresh('page', time()));
}
public function testInitRuntimeWithAnExtensionUsingInitRuntimeNoDeprecation()
{
$twig = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock());
$twig->addExtension(new Twig_Tests_EnvironmentTest_ExtensionWithoutDeprecationInitRuntime());
$twig->initRuntime();
}
/**
* @requires PHP 5.3
*/
public function testInitRuntimeWithAnExtensionUsingInitRuntimeDeprecation()
{
$twig = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock());
$twig->addExtension(new Twig_Tests_EnvironmentTest_ExtensionWithDeprecationInitRuntime());
$this->deprecations = array();
set_error_handler(array($this, 'handleError'));
$twig->initRuntime();
$this->assertCount(1, $this->deprecations);
$this->assertContains('Defining the initRuntime() method in the "Twig_Tests_EnvironmentTest_ExtensionWithDeprecationInitRuntime" extension is deprecated since version 1.23.', $this->deprecations[0]);
restore_error_handler();
}
public function handleError($type, $msg)
{
if (E_USER_DEPRECATED === $type) {
$this->deprecations[] = $msg;
}
}
/**
* @requires PHP 5.3
*/
public function testOverrideExtension()
{
$twig = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock());
$twig->addExtension(new Twig_Tests_EnvironmentTest_ExtensionWithDeprecationInitRuntime());
$this->deprecations = array();
set_error_handler(array($this, 'handleError'));
$twig->addExtension(new Twig_Tests_EnvironmentTest_Extension_WithDeprecatedName());
$twig->addExtension(new Twig_Tests_EnvironmentTest_Extension_WithDeprecatedName());
$this->assertCount(1, $this->deprecations);
$this->assertContains('The possibility to register the same extension twice', $this->deprecations[0]);
restore_error_handler();
}
public function testAddRuntimeLoader()
{
$runtimeLoader = $this->getMockBuilder('Twig_RuntimeLoaderInterface')->getMock();
$runtimeLoader->expects($this->any())->method('load')->will($this->returnValue(new Twig_Tests_EnvironmentTest_Runtime()));
$loader = new Twig_Loader_Array(array(
'func_array' => '{{ from_runtime_array("foo") }}',
'func_array_default' => '{{ from_runtime_array() }}',
'func_array_named_args' => '{{ from_runtime_array(name="foo") }}',
'func_string' => '{{ from_runtime_string("foo") }}',
'func_string_default' => '{{ from_runtime_string() }}',
'func_string_named_args' => '{{ from_runtime_string(name="foo") }}',
));
$twig = new Twig_Environment($loader);
$twig->addExtension(new Twig_Tests_EnvironmentTest_ExtensionWithoutRuntime());
$twig->addRuntimeLoader($runtimeLoader);
$this->assertEquals('foo', $twig->render('func_array'));
$this->assertEquals('bar', $twig->render('func_array_default'));
$this->assertEquals('foo', $twig->render('func_array_named_args'));
$this->assertEquals('foo', $twig->render('func_string'));
$this->assertEquals('bar', $twig->render('func_string_default'));
$this->assertEquals('foo', $twig->render('func_string_named_args'));
}
protected function getMockLoader($templateName, $templateContent)
{
// to be removed in 2.0
$loader = $this->getMockBuilder('Twig_EnvironmentTestLoaderInterface')->getMock();
//$loader = $this->getMockBuilder(array('Twig_LoaderInterface', 'Twig_SourceContextLoaderInterface'))->getMock();
$loader->expects($this->any())
->method('getSourceContext')
->with($templateName)
->will($this->returnValue(new Twig_Source($templateContent, $templateName)));
$loader->expects($this->any())
->method('getCacheKey')
->with($templateName)
->will($this->returnValue($templateName));
return $loader;
}
}
class Twig_Tests_EnvironmentTest_Extension_WithGlobals extends Twig_Extension
{
public function getGlobals()
{
return array(
'foo_global' => 'foo_global',
);
}
}
class Twig_Tests_EnvironmentTest_Extension extends Twig_Extension implements Twig_Extension_GlobalsInterface
{
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(
new Twig_SimpleFilter('foo_filter', 'foo_filter'),
);
}
public function getTests()
{
return array(
new Twig_SimpleTest('foo_test', 'foo_test'),
);
}
public function getFunctions()
{
return array(
new Twig_SimpleFunction('foo_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',
);
}
}
class Twig_Tests_EnvironmentTest_Extension_WithDeprecatedName extends Twig_Extension
{
public function getName()
{
return 'environment_test';
}
}
class Twig_Tests_EnvironmentTest_Extension_DynamicWithDeprecatedName extends Twig_Extension
{
private $name;
public function __construct($name)
{
$this->name = $name;
}
public function getName()
{
return $this->name;
}
}
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;
}
}
class Twig_Tests_EnvironmentTest_ExtensionWithDeprecationInitRuntime extends Twig_Extension
{
public function initRuntime(Twig_Environment $env)
{
}
}
class Twig_Tests_EnvironmentTest_ExtensionWithoutDeprecationInitRuntime extends Twig_Extension implements Twig_Extension_InitRuntimeInterface
{
public function initRuntime(Twig_Environment $env)
{
}
}
class Twig_Tests_EnvironmentTest_ExtensionWithoutRuntime extends Twig_Extension
{
public function getFunctions()
{
return array(
new Twig_SimpleFunction('from_runtime_array', array('Twig_Tests_EnvironmentTest_Runtime', 'fromRuntime')),
new Twig_SimpleFunction('from_runtime_string', 'Twig_Tests_EnvironmentTest_Runtime::fromRuntime'),
);
}
public function getName()
{
return 'from_runtime';
}
}
class Twig_Tests_EnvironmentTest_Runtime
{
public function fromRuntime($name = 'bar')
{
return $name;
}
}
// to be removed in 2.0
interface Twig_EnvironmentTestLoaderInterface extends Twig_LoaderInterface, Twig_SourceContextLoaderInterface
{
}