tests/phpunit/CRM/Utils/GlobalStackTest.php

   1 <?php
   2
   3 require_once 'CiviTest/CiviUnitTestCase.php';
   4
   5 /**
   6  * Class CRM_Utils_GlobalStackTest
   7  */
   8 class CRM_Utils_GlobalStackTest extends CiviUnitTestCase {
   9
  10   /**
  11    * Temporarily override global variables and ensure that the variable data
  12    * is set as expected (before/during/after the override).
  13    */
  14   public function testPushPop() {
  15     global $_FOO, $_EXTRA;
  16
  17     $_FOO['bar'] = 1;
  18     $_FOO['whiz'] = 1;
  19     $_EXTRA = 1;
  20
  21     $this->assertEquals(1, $_FOO['bar']);
  22     $this->assertEquals(1, $_FOO['whiz']);
  23     $this->assertFalse(isset($_FOO['bang']));
  24     $this->assertEquals(1, $_EXTRA);
  25
  26     CRM_Utils_GlobalStack::singleton()->push(array(
  27       '_FOO' => array(
  28         'bar' => 2,
  29         'bang' => 2,
  30       ),
  31       '_EXTRA' => 2,
  32     ));
  33
  34     $this->assertEquals(2, $_FOO['bar']);
  35     $this->assertEquals(1, $_FOO['whiz']);
  36     $this->assertEquals(2, $_FOO['bang']);
  37     $this->assertEquals(2, $_EXTRA);
  38
  39     CRM_Utils_GlobalStack::singleton()->pop();
  40
  41     $this->assertEquals(1, $_FOO['bar']);
  42     $this->assertEquals(1, $_FOO['whiz']);
  43     $this->assertEquals(NULL, $_FOO['bang']);
  44     $this->assertEquals(1, $_EXTRA);
  45   }
  46 }