Civi/CiUtil/PHPUnitScanner.php

   1 <?php
   2 namespace Civi\CiUtil;
   3
   4 use Symfony\Component\Finder\Finder;
   5
   6 /**
   7  * Search for PHPUnit test cases
   8  */
   9 class PHPUnitScanner {
  10   /**
  11    * @param $path
  12    * @return array <string> class names
  13    */
  14   public static function _findTestClasses($path) {
  15     //    print_r(array(
  16     //      'loading' => $path,
  17     //      get_included_files()
  18     //    ));
  19     $origClasses = get_declared_classes();
  20     require_once $path;
  21     $newClasses = get_declared_classes();
  22
  23     return preg_grep('/Test$/', array_diff(
  24       $newClasses,
  25       $origClasses
  26     ));
  27   }
  28
  29   /**
  30    * @param $paths
  31    * @return array (string $file => string $class)
  32    * @throws \Exception
  33    */
  34   public static function findTestClasses($paths) {
  35     $testClasses = array();
  36     $finder = new Finder();
  37
  38     foreach ($paths as $path) {
  39       if (is_dir($path)) {
  40         foreach ($finder->files()->in($paths)->name('*Test.php') as $file) {
  41           $testClass = self::_findTestClasses((string) $file);
  42           if (count($testClass) == 1) {
  43             $testClasses[(string) $file] = array_shift($testClass);
  44           }
  45           elseif (count($testClass) > 1) {
  46             throw new \Exception("Too many classes in $file");
  47           }
  48           else {
  49             throw new \Exception("Too few classes in $file");
  50           }
  51         }
  52       }
  53       elseif (is_file($path)) {
  54         $testClass = self::_findTestClasses($path);
  55         if (count($testClass) == 1) {
  56           $testClasses[$path] = array_shift($testClass);
  57         }
  58         elseif (count($testClass) > 1) {
  59           throw new \Exception("Too many classes in $path");
  60         }
  61         else {
  62           throw new \Exception("Too few classes in $path");
  63         }
  64       }
  65     }
  66
  67     return $testClasses;
  68   }
  69
  70   /**
  71    * @param array $paths
  72    *
  73    * @return array
  74    *   each element is an array with keys:
  75    *   - file: string
  76    *   - class: string
  77    *   - method: string
  78    */
  79   public static function findTestsByPath($paths) {
  80     $r = array();
  81     $testClasses = self::findTestClasses($paths);
  82     foreach ($testClasses as $testFile => $testClass) {
  83       $clazz = new \ReflectionClass($testClass);
  84       foreach ($clazz->getMethods() as $method) {
  85         if (preg_match('/^test/', $method->name)) {
  86           $r[] = array(
  87             'file' => $testFile,
  88             'class' => $testClass,
  89             'method' => $method->name,
  90           );
  91         }
  92       }
  93     }
  94     return $r;
  95   }
  96
  97 }