def test_lifetime_can_be_initialised(self):
# Arrange
lifetime = 0.1
# Act
msg = Message(MessageType.INFO, "hello", lifetime)
# Assert
time.sleep(lifetime)
self.assertTrue(msg.has_expired())
def test_parameters_initalised_correctly(self):
# Arrange
type = MessageType.WARNING
content = "hello there"
# Act
msg = Message(type, content)
# Assert
self.assertEqual(msg.type(), type)
self.assertEqual(msg.content(), content)
def test_message_has_default_lifetime(self):
# Arrange
expected_lifetime = 2
# Act
msg = Message(MessageType.INFO, "hello")
# Assert
time.sleep(expected_lifetime / 2)
self.assertFalse(msg.has_expired())
time.sleep(expected_lifetime / 2)
self.assertTrue(msg.has_expired())
def from_scanner_message(scanner_msg):
return Message(MessageType.WARNING, scanner_msg.content())
def puck_recorded_message():
return Message(MessageType.INFO, "Puck barcode recorded")
def camera_not_found_message():
return Message(
MessageType.WARNING,
"camera can not be found.\nEnter the configuration to select the camera.",
lifetime=0)
def puck_scan_completed_message():
return Message(MessageType.INFO, "Scan completed!")
def scan_completed_message():
return Message(MessageType.INFO, "Scan completed")
def scan_timeout_message():
return Message(MessageType.WARNING, "Scan timeout")
def latest_barcode_message():
return Message(MessageType.WARNING, "Puck barcode already in latest record", lifetime=3)