1 # Copyright 2014 The Chromium OS Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 import common 6 from autotest_lib.client.cros.cellular.mbim_compliance import mbim_constants 7 from autotest_lib.client.cros.cellular.mbim_compliance import mbim_errors 8 from autotest_lib.client.cros.cellular.mbim_compliance \ 9 import mbim_test_base 10 from autotest_lib.client.cros.cellular.mbim_compliance.sequences \ 11 import get_descriptors_sequence 12 from autotest_lib.client.cros.cellular.mbim_compliance.sequences \ 13 import mbim_open_generic_sequence 14 15 16 class cellular_MbimComplianceCM03(mbim_test_base.MbimTestBase): 17 """ 18 CM_03 Validation of Function's Behavior for an Unsynchronized MBIM_OPEN_MSG. 19 20 This test validates function's behavior in case of an unsynchronized open 21 operation. 22 23 Reference: 24 [1] Universal Serial Bus Communication Class MBIM Compliance Testing: 38 25 http://www.usb.org/developers/docs/devclass_docs/MBIM-Compliance-1.0.pdf 26 """ 27 version = 1 28 29 def run_internal(self): 30 """ Run CM_03 test. """ 31 # Precondition 32 descriptors = get_descriptors_sequence.GetDescriptorsSequence( 33 self.device_context).run() 34 self.device_context.update_descriptor_cache(descriptors) 35 mbim_open_generic_sequence.MBIMOpenGenericSequence( 36 self.device_context).run() 37 38 # Step 1 39 _, response_message = ( 40 mbim_open_generic_sequence.MBIMOpenGenericSequence( 41 self.device_context).run()) 42 43 # Validate function's behaviour for an unsynchronized MBIM_OPEN_MSG. 44 if response_message.message_type == mbim_constants.MBIM_CLOSE_DONE: 45 mbim_errors.log_and_raise(mbim_errors.MBIMComplianceAssertionError, 46 'mbim1.0:9.3.1#1') 47
