| # Copyright (c) 2014 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """ |
| CM_04 Validation of |transaction_id| in Modem's Response to MBIM_COMMAND_MSG |
| |
| Reference: |
| [1] Universal Serial Bus Communication Class MBIM Compliance Testing: 38 |
| http://www.usb.org/developers/docs/devclass_docs/MBIM-Compliance-1.0.pdf |
| """ |
| import common |
| from autotest_lib.client.cros.cellular.mbim_compliance import mbim_errors |
| from autotest_lib.client.cros.cellular.mbim_compliance.sequences \ |
| import mbim_cid_device_caps_sequence |
| from autotest_lib.client.cros.cellular.mbim_compliance.sequences \ |
| import mbim_open_generic_sequence |
| from autotest_lib.client.cros.cellular.mbim_compliance.tests import test |
| |
| |
| class CM04Test(test.Test): |
| """ Implement the CM_04 test. """ |
| |
| def run_internal(self): |
| """ Run CM_04 test. """ |
| # Precondition |
| mbim_open_generic_sequence.MBIMOpenGenericSequence( |
| self.test_context).run() |
| |
| # Step 1 |
| command_message, response_message = ( |
| mbim_cid_device_caps_sequence.MBIMCIDDeviceCapsSequence( |
| self.test_context).run()) |
| # Validate |transaction_id| in the response to MBIM_COMMAND_MSG. |
| if response_message.transaction_id != command_message.transaction_id: |
| mbim_errors.log_and_raise(mbim_errors.MBIMComplianceAssertionError, |
| 'mbim1.0:9.4.3') |
