@Test
public void createExtraCalibrationAlertNotification() {

    // :: Setup
    long timestamp = System.currentTimeMillis();
    String message = "testMessage";
    // :: Act
    UserNotification userNotification = UserNotification
            .create(message, "extra_calibration_alert", timestamp);
    // :: Verify
    assertThat(userNotification).isNotNull();
    assertThat(userNotification.timestamp).isWithin(0).of(timestamp);
    assertThat(userNotification.extra_calibration_alert).isTrue();
    assertThat(userNotification.message).isEqualTo(message);
}