public function testSetLongitudeZoneValue() { $utmObject = new UTM(); $fluidReturn = $utmObject->setLongitudeZone($this->_longitudeZone); $longitudeZone = $utmObject->getLongitudeZone(); $this->assertEquals($this->_longitudeZone, $longitudeZone); // Test fluid return object $this->assertTrue(is_object($fluidReturn)); // ... of the correct type $this->assertTrue(is_a($fluidReturn, 'Geodetic\\UTM')); }