tests/phpunit/CRM/Utils/GlobalStackTest.php

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