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

   1 <?php
   2
   3 /*
   4  * This file is part of Twig.
   5  *
   6  * (c) 2010 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
  12 /**
  13  * Integration test helper
  14  *
  15  * @author Fabien Potencier <fabien@symfony.com>
  16  * @author Karma Dordrak <drak@zikula.org>
  17  */
  18 abstract class Twig_Test_IntegrationTestCase extends PHPUnit_Framework_TestCase
  19 {
  20     abstract protected function getExtensions();
  21     abstract protected function getFixturesDir();
  22
  23     /**
  24      * @dataProvider getTests
  25      */
  26     public function testIntegration($file, $message, $condition, $templates, $exception, $outputs)
  27     {
  28         $this->doIntegrationTest($file, $message, $condition, $templates, $exception, $outputs);
  29     }
  30
  31     public function getTests()
  32     {
  33         $fixturesDir = realpath($this->getFixturesDir());
  34         $tests = array();
  35
  36         foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($fixturesDir), RecursiveIteratorIterator::LEAVES_ONLY) as $file) {
  37             if (!preg_match('/\.test$/', $file)) {
  38                 continue;
  39             }
  40
  41             $test = file_get_contents($file->getRealpath());
  42
  43             if (preg_match('/
  44                     --TEST--\s*(.*?)\s*(?:--CONDITION--\s*(.*))?\s*((?:--TEMPLATE(?:\(.*?\))?--(?:.*?))+)\s*(?:--DATA--\s*(.*))?\s*--EXCEPTION--\s*(.*)/sx', $test, $match)) {
  45                 $message = $match[1];
  46                 $condition = $match[2];
  47                 $templates = $this->parseTemplates($match[3]);
  48                 $exception = $match[5];
  49                 $outputs = array(array(null, $match[4], null, ''));
  50             } elseif (preg_match('/--TEST--\s*(.*?)\s*(?:--CONDITION--\s*(.*))?\s*((?:--TEMPLATE(?:\(.*?\))?--(?:.*?))+)--DATA--.*?--EXPECT--.*/s', $test, $match)) {
  51                 $message = $match[1];
  52                 $condition = $match[2];
  53                 $templates = $this->parseTemplates($match[3]);
  54                 $exception = false;
  55                 preg_match_all('/--DATA--(.*?)(?:--CONFIG--(.*?))?--EXPECT--(.*?)(?=\-\-DATA\-\-|$)/s', $test, $outputs, PREG_SET_ORDER);
  56             } else {
  57                 throw new InvalidArgumentException(sprintf('Test "%s" is not valid.', str_replace($fixturesDir.'/', '', $file)));
  58             }
  59
  60             $tests[] = array(str_replace($fixturesDir.'/', '', $file), $message, $condition, $templates, $exception, $outputs);
  61         }
  62
  63         return $tests;
  64     }
  65
  66     protected function doIntegrationTest($file, $message, $condition, $templates, $exception, $outputs)
  67     {
  68         if ($condition) {
  69             eval('$ret = '.$condition.';');
  70             if (!$ret) {
  71                 $this->markTestSkipped($condition);
  72             }
  73         }
  74
  75         $loader = new Twig_Loader_Array($templates);
  76
  77         foreach ($outputs as $match) {
  78             $config = array_merge(array(
  79                 'cache' => false,
  80                 'strict_variables' => true,
  81             ), $match[2] ? eval($match[2].';') : array());
  82             $twig = new Twig_Environment($loader, $config);
  83             $twig->addGlobal('global', 'global');
  84             foreach ($this->getExtensions() as $extension) {
  85                 $twig->addExtension($extension);
  86             }
  87
  88             try {
  89                 $template = $twig->loadTemplate('index.twig');
  90             } catch (Exception $e) {
  91                 if (false !== $exception) {
  92                     $this->assertEquals(trim($exception), trim(sprintf('%s: %s', get_class($e), $e->getMessage())));
  93
  94                     return;
  95                 }
  96
  97                 if ($e instanceof Twig_Error_Syntax) {
  98                     $e->setTemplateFile($file);
  99
 100                     throw $e;
 101                 }
 102
 103                 throw new Twig_Error(sprintf('%s: %s', get_class($e), $e->getMessage()), -1, $file, $e);
 104             }
 105
 106             try {
 107                 $output = trim($template->render(eval($match[1].';')), "\n ");
 108             } catch (Exception $e) {
 109                 if (false !== $exception) {
 110                     $this->assertEquals(trim($exception), trim(sprintf('%s: %s', get_class($e), $e->getMessage())));
 111
 112                     return;
 113                 }
 114
 115                 if ($e instanceof Twig_Error_Syntax) {
 116                     $e->setTemplateFile($file);
 117                 } else {
 118                     $e = new Twig_Error(sprintf('%s: %s', get_class($e), $e->getMessage()), -1, $file, $e);
 119                 }
 120
 121                 $output = trim(sprintf('%s: %s', get_class($e), $e->getMessage()));
 122             }
 123
 124             if (false !== $exception) {
 125                 list($class, ) = explode(':', $exception);
 126                 $this->assertThat(NULL, new PHPUnit_Framework_Constraint_Exception($class));
 127             }
 128
 129             $expected = trim($match[3], "\n ");
 130
 131             if ($expected != $output) {
 132                 echo 'Compiled template that failed:';
 133
 134                 foreach (array_keys($templates) as $name) {
 135                     echo "Template: $name\n";
 136                     $source = $loader->getSource($name);
 137                     echo $twig->compile($twig->parse($twig->tokenize($source, $name)));
 138                 }
 139             }
 140             $this->assertEquals($expected, $output, $message.' (in '.$file.')');
 141         }
 142     }
 143
 144     protected static function parseTemplates($test)
 145     {
 146         $templates = array();
 147         preg_match_all('/--TEMPLATE(?:\((.*?)\))?--(.*?)(?=\-\-TEMPLATE|$)/s', $test, $matches, PREG_SET_ORDER);
 148         foreach ($matches as $match) {
 149             $templates[($match[1] ? $match[1] : 'index.twig')] = $match[2];
 150         }
 151
 152         return $templates;
 153     }
 154 }