47 lines
1.9 KiB
Python
47 lines
1.9 KiB
Python
# Copyright 2014 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import common
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from autotest_lib.client.cros.cellular.mbim_compliance import mbim_errors
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from autotest_lib.client.cros.cellular.mbim_compliance \
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import mbim_test_base
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from autotest_lib.client.cros.cellular.mbim_compliance.sequences \
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import get_descriptors_sequence
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from autotest_lib.client.cros.cellular.mbim_compliance.sequences \
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import mbim_cid_device_caps_sequence
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from autotest_lib.client.cros.cellular.mbim_compliance.sequences \
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import mbim_open_generic_sequence
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class cellular_MbimComplianceCM04(mbim_test_base.MbimTestBase):
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"""
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CM_04 Validation of |transaction_id| in modem's response to MBIM_COMMAND_MSG
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This section contains tests that validate the specifics of MBIM_COMMAND_MSG
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request and the function's response.
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Reference:
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[1] Universal Serial Bus Communication Class MBIM Compliance Testing: 38
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http://www.usb.org/developers/docs/devclass_docs/MBIM-Compliance-1.0.pdf
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"""
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version = 1
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def run_internal(self):
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""" Run CM_04 test. """
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# Precondition
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descriptors = get_descriptors_sequence.GetDescriptorsSequence(
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self.device_context).run()
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self.device_context.update_descriptor_cache(descriptors)
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mbim_open_generic_sequence.MBIMOpenGenericSequence(
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self.device_context).run()
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# Step 1
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command_message, response_message = (
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mbim_cid_device_caps_sequence.MBIMCIDDeviceCapsSequence(
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self.device_context).run())
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# Validate |transaction_id| in the response to MBIM_COMMAND_MSG.
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if response_message.transaction_id != command_message.transaction_id:
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mbim_errors.log_and_raise(mbim_errors.MBIMComplianceAssertionError,
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'mbim1.0:9.4.3')
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