public function testChangeMessageAsyncMode() { $this->assertFalse($this->_message->isAsync()); $this->assertInstanceOf('\\nickcv\\mandrill\\Message', $this->_message->enableAsync()); $this->assertTrue($this->_message->isAsync()); $this->assertInstanceOf('\\nickcv\\mandrill\\Message', $this->_message->disableAsync()); $this->assertFalse($this->_message->isAsync()); }