vendor/twig/twig/lib/Twig/Test/NodeTestCase.php

   1 <?php
   2
   3 /*
   4  * This file is part of Twig.
   5  *
   6  * (c) Fabien Potencier
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11 abstract class Twig_Test_NodeTestCase extends PHPUnit_Framework_TestCase
  12 {
  13     abstract public function getTests();
  14
  15     /**
  16      * @dataProvider getTests
  17      */
  18     public function testCompile($node, $source, $environment = null)
  19     {
  20         $this->assertNodeCompilation($source, $node, $environment);
  21     }
  22
  23     public function assertNodeCompilation($source, Twig_Node $node, Twig_Environment $environment = null)
  24     {
  25         $compiler = $this->getCompiler($environment);
  26         $compiler->compile($node);
  27
  28         $this->assertEquals($source, trim($compiler->getSource()));
  29     }
  30
  31     protected function getCompiler(Twig_Environment $environment = null)
  32     {
  33         return new Twig_Compiler(null === $environment ? $this->getEnvironment() : $environment);
  34     }
  35
  36     protected function getEnvironment()
  37     {
  38         return new Twig_Environment();
  39     }
  40
  41     protected function getVariableGetter($name)
  42     {
  43         if (version_compare(phpversion(), '5.4.0RC1', '>=')) {
  44             return sprintf('(isset($context["%s"]) ? $context["%s"] : null)', $name, $name);
  45         }
  46
  47         return sprintf('$this->getContext($context, "%s")', $name);
  48     }
  49
  50     protected function getAttributeGetter()
  51     {
  52         if (function_exists('twig_template_get_attributes')) {
  53             return 'twig_template_get_attributes($this, ';
  54         }
  55
  56         return '$this->getAttribute(';
  57     }
  58 }