public function testSetters() { $frame = new APSFrame(); $frame->setDestinationEndpoint(0xa); $frame->setClusterId(0x1); $frame->setProfileId(0xf123); $frame->setSourceEndpoint(0xb); $frame->setApsCounter(0xfe); $this->assertEquals("0x00 0x0a 0x01 0x00 0x23 0xf1 0x0b 0xfe", $frame->displayFrame()); }