Adding tests to Session Save Handler callbacks. Refs #6229.

git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@8130 3807eeeb-6ff5-0310-8944-8be069107fe0

cake/tests/cases/libs/session.test.php

@@ -35,6 +35,27 @@ if (!class_exists('CakeSession')) {
  */
 class SessionTest extends CakeTestCase {
 	var $fixtures = array('core.session');
+/**
+ * startCase method
+ *
+ * @access public
+ * @return void
+ */
+	function startCase() {
+		// Make sure garbage colector will be called
+		$this->__gc_divisor = ini_get('session.gc_divisor');
+		ini_set('session.gc_divisor', '1');
+	}
+/**
+ * endCase method
+ *
+ * @access public
+ * @return void
+ */
+	function endCase() {
+		// Revert to the default setting
+		ini_set('session.gc_divisor', $this->__gc_divisor);
+	}
 /**
  * setUp method
  *