public function testSetGetGlobalValue() { $timeZoneHelper = new ZurmoTimeZoneHelper(); $timeZoneHelper->setTimeZone('Pacific/Guam'); $this->assertEquals('Pacific/Guam', $timeZoneHelper->getGlobalValue()); $timeZoneHelper->setGlobalValue('America/New_York'); $this->assertEquals('America/New_York', $timeZoneHelper->getGlobalValue()); }