How to use

verify

method

in

org.eclipse.hono.service.registration.RegistrationMessageFilter

@Override
protected boolean passesFormalVerification(final ResourceIdentifier linkTarget, final Message msg) {
  return RegistrationMessageFilter.verify(linkTarget, msg);
}

@Override
protected boolean passesFormalVerification(final ResourceIdentifier linkTarget, final Message msg) {
  return RegistrationMessageFilter.verify(linkTarget, msg);
}

/**
 * Verifies that a request that does not contain a device ID
 * does not pass the filter.
 */
@Test
public void testVerifyDetectsMissingDeviceId() {
  // GIVEN a registration message lacking the device id
  final Message msg = givenAMessageHavingProperties(null, ACTION_GET);
  // WHEN receiving the message via a link
  final ResourceIdentifier linkTarget = getResourceIdentifier(MY_TENANT);
  // THEN message validation fails
  assertFalse(RegistrationMessageFilter.verify(linkTarget, msg));
}

/**
 * Verifies that a request that contains another device ID than the link it has been
 * sent on does not pass the filter.
 */
@Test
public void testVerifyDetectsDeviceIdMismatch() {
  // GIVEN a registration message with device id not matching the link target
  final Message msg = givenAMessageHavingProperties(MY_DEVICE + "_1", ACTION_GET);
  // WHEN receiving the message via a link
  final ResourceIdentifier linkTarget = getResourceIdentifier(MY_TENANT, MY_DEVICE);
  // THEN message validation fails
  assertFalse(RegistrationMessageFilter.verify(linkTarget, msg));
}

/**
 * Verifies that a valid request that contains the same device ID as the link it
 * has been sent on passes the filter.
 */
@Test
public void testVerifySucceedsForMatchingDevice() {
  // GIVEN a registration message for myDevice
  final Message msg = givenAMessageHavingProperties(MY_DEVICE, ACTION_GET);
  // WHEN receiving the message via a link with matching device-level address
  final ResourceIdentifier linkTarget = getResourceIdentifier(MY_TENANT, MY_DEVICE);
  // THEN message validation succeeds
  assertTrue(RegistrationMessageFilter.verify(linkTarget, msg));
}

/**
 * Verifies that a request that does not contain a subject
 * does not pass the filter.
 */
@Test
public void testVerifyDetectsMissingAction() {
  // GIVEN a registration message lacking a valid subject
  final Message msg = givenAMessageHavingProperties(MY_DEVICE, null);
  // WHEN receiving the message via a link
  final ResourceIdentifier linkTarget = getResourceIdentifier(MY_TENANT);
  // THEN message validation fails
  assertFalse(RegistrationMessageFilter.verify(linkTarget, msg));
}

/**
 * Verifies that a request with a tenant-level target address containing
 * all required properties passes the filter.
 */
@Test
public void testVerifySucceedsForTenantOnlyLinkTarget() {
  // GIVEN a valid registration message for myDevice
  final Message msg = givenAMessageHavingProperties(MY_DEVICE, ACTION_GET);
  // WHEN receiving the message via a link with matching tenant-level target address
  final ResourceIdentifier linkTarget = getResourceIdentifier(MY_TENANT);
  // THEN message validation succeeds
  assertTrue(RegistrationMessageFilter.verify(linkTarget, msg));
}