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How to use assert_description method in PyHamcrest

Best Python code snippet using PyHamcrest_python

a2dp.py

Source:a2dp.py

1# Copyright 2022 Google LLC2#3# Licensed under the Apache License, Version 2.0 (the "License");4# you may not use this file except in compliance with the License.5# You may obtain a copy of the License at6#7#     https://www.apache.org/licenses/LICENSE-2.08#9# Unless required by applicable law or agreed to in writing, software10# distributed under the License is distributed on an "AS IS" BASIS,11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.12# See the License for the specific language governing permissions and13# limitations under the License.14"""A2DP proxy module."""15import time16from typing import Optional17from grpc import RpcError18from mmi2grpc._audio import AudioSignal19from mmi2grpc._helpers import assert_description20from mmi2grpc._proxy import ProfileProxy21from pandora.a2dp_grpc import A2DP22from pandora.a2dp_pb2 import Sink, Source, PlaybackAudioRequest23from pandora.host_grpc import Host24from pandora.host_pb2 import Connection25AUDIO_SIGNAL_AMPLITUDE = 0.826AUDIO_SIGNAL_SAMPLING_RATE = 4410027class A2DPProxy(ProfileProxy):28    """A2DP proxy.29    Implements A2DP and AVDTP PTS MMIs.30    """31    connection: Optional[Connection] = None32    sink: Optional[Sink] = None33    source: Optional[Source] = None34    def __init__(self, channel):35        super().__init__()36        self.host = Host(channel)37        self.a2dp = A2DP(channel)38        def convert_frame(data):39            return PlaybackAudioRequest(data=data, source=self.source)40        self.audio = AudioSignal(41            lambda frames: self.a2dp.PlaybackAudio(map(convert_frame, frames)),42            AUDIO_SIGNAL_AMPLITUDE,43            AUDIO_SIGNAL_SAMPLING_RATE44        )45    @assert_description46    def TSC_AVDTP_mmi_iut_accept_connect(47            self, test: str, pts_addr: bytes, **kwargs):48        """49        If necessary, take action to accept the AVDTP Signaling Channel50        Connection initiated by the tester.51        Description: Make sure the IUT52        (Implementation Under Test) is in a state to accept incoming Bluetooth53        connections.  Some devices may need to be on a specific screen, like a54        Bluetooth settings screen, in order to pair with PTS.  If the IUT is55        still having problems pairing with PTS, try running a test case where56        the IUT connects to PTS to establish pairing.57        """58        if "SRC" in test:59            self.connection = self.host.WaitConnection(60                address=pts_addr).connection61            try:62                if "INT" in test:63                    self.source = self.a2dp.OpenSource(64                        connection=self.connection).source65                else:66                    self.source = self.a2dp.WaitSource(67                        connection=self.connection).source68            except RpcError:69                pass70        else:71            self.connection = self.host.WaitConnection(72                address=pts_addr).connection73            try:74                self.sink = self.a2dp.WaitSink(75                    connection=self.connection).sink76            except RpcError:77                pass78        return "OK"79    @assert_description80    def TSC_AVDTP_mmi_iut_initiate_discover(self, **kwargs):81        """82        Send a discover command to PTS.83        Action: If the IUT (Implementation84        Under Test) is already connected to PTS, attempting to send or receive85        streaming media should trigger this action.  If the IUT is not connected86        to PTS, attempting to connect may trigger this action.87        """88        return "OK"89    @assert_description90    def TSC_AVDTP_mmi_iut_initiate_start(self, test: str, **kwargs):91        """92        Send a start command to PTS.93        Action: If the IUT (Implementation Under94        Test) is already connected to PTS, attempting to send or receive95        streaming media should trigger this action.  If the IUT is not connected96        to PTS, attempting to connect may trigger this action.97        """98        if "SRC" in test:99            self.a2dp.Start(source=self.source)100        else:101            self.a2dp.Start(sink=self.sink)102        return "OK"103    @assert_description104    def TSC_AVDTP_mmi_iut_initiate_suspend(self, test: str, **kwargs):105        """106        Suspend the streaming channel.107        """108        if "SRC" in test:109            self.a2dp.Suspend(source=self.source)110        else:111            assert False112        return "OK"113    @assert_description114    def TSC_AVDTP_mmi_iut_initiate_close_stream(self, test: str, **kwargs):115        """116        Close the streaming channel.117        Action: Disconnect the streaming channel,118        or close the Bluetooth connection to the PTS.119        """120        if "SRC" in test:121            self.a2dp.Close(source=self.source)122            self.source = None123        else:124            self.a2dp.Close(sink=self.sink)125            self.sink = None126        return "OK"127    @assert_description128    def TSC_AVDTP_mmi_iut_initiate_out_of_range(129            self, pts_addr: bytes, **kwargs):130        """131        Move the IUT out of range to create a link loss scenario.132        Action: This133        can be also be done by placing the IUT or PTS in an RF shielded box.134         """135        if self.connection is None:136            self.connection = self.host.GetConnection(137                address=pts_addr).connection138        self.host.Disconnect(connection=self.connection)139        self.connection = None140        self.sink = None141        self.source = None142        return "OK"143    @assert_description144    def TSC_AVDTP_mmi_iut_begin_streaming(self, test: str, **kwargs):145        """146        Begin streaming media ...147        Note: If the IUT has suspended the stream148        please restart the stream to begin streaming media.149        """150        if test == "AVDTP/SRC/ACP/SIG/SMG/BI-29-C":151            time.sleep(2)  # TODO: Remove, AVRCP SegFault152        if test in ("A2DP/SRC/CC/BV-09-I",153                    "A2DP/SRC/SET/BV-04-I",154                    "AVDTP/SRC/ACP/SIG/SMG/BV-18-C",155                    "AVDTP/SRC/ACP/SIG/SMG/BV-20-C",156                    "AVDTP/SRC/ACP/SIG/SMG/BV-22-C"):157            time.sleep(1)  # TODO: Remove, AVRCP SegFault158        if test == "A2DP/SRC/SUS/BV-01-I":159            # Stream is not suspended when we receive the interaction160            time.sleep(1)161        self.a2dp.Start(source=self.source)162        self.audio.start()163        return "OK"164    @assert_description165    def TSC_AVDTP_mmi_iut_initiate_media(self, **kwargs):166        """167        Take action if necessary to start streaming media to the tester.168        """169        self.audio.start()170        return "OK"171    @assert_description172    def TSC_AVDTP_mmi_iut_initiate_stream_media(self, **kwargs):173        """174        Stream media to PTS.  If the IUT is a SNK, wait for PTS to start175        streaming media.176        Action: If the IUT (Implementation Under Test) is177        already connected to PTS, attempting to send or receive streaming media178        should trigger this action.  If the IUT is not connected to PTS,179        attempting to connect may trigger this action.180        """181        self.audio.start()182        return "OK"183    @assert_description184    def TSC_AVDTP_mmi_user_verify_media_playback(self, **kwargs):185        """186        Is the test system properly playing back the media being sent by the187        IUT?188        """189        result = self.audio.verify()190        assert result191        return "Yes" if result else "No"192    @assert_description193    def TSC_AVDTP_mmi_iut_initiate_get_capabilities(self, **kwargs):194        """195        Send a get capabilities command to PTS.196        Action: If the IUT197        (Implementation Under Test) is already connected to PTS, attempting to198        send or receive streaming media should trigger this action.  If the IUT199        is not connected to PTS, attempting to connect may trigger this action.200        """201        # This will be done as part as the a2dp.OpenSource or a2dp.WaitSource202        return "OK"203    @assert_description204    def TSC_AVDTP_mmi_iut_accept_discover(self, **kwargs):205        """206        If necessary, take action to accept the AVDTP Discover operation207        initiated by the tester.208        """209        return "OK"210    @assert_description211    def TSC_AVDTP_mmi_iut_initiate_set_configuration(self, **kwargs):212        """213        Send a set configuration command to PTS.214        Action: If the IUT215        (Implementation Under Test) is already connected to PTS, attempting to216        send or receive streaming media should trigger this action.  If the IUT217        is not connected to PTS, attempting to connect may trigger this action.218        """219        return "OK"220    @assert_description221    def TSC_AVDTP_mmi_iut_accept_close_stream(self, **kwargs):222        """223        If necessary, take action to accept the AVDTP Close operation initiated224        by the tester.225        """226        return "OK"227    @assert_description228    def TSC_AVDTP_mmi_iut_accept_abort(self, **kwargs):229        """230        If necessary, take action to accept the AVDTP Abort operation initiated231        by the tester..232        """233        return "OK"234    @assert_description235    def TSC_AVDTP_mmi_iut_accept_get_all_capabilities(self, **kwargs):236        """237        If necessary, take action to accept the AVDTP Get All Capabilities238        operation initiated by the tester.239        """240        return "OK"241    @assert_description242    def TSC_AVDTP_mmi_iut_accept_get_capabilities(self, **kwargs):243        """244        If necessary, take action to accept the AVDTP Get Capabilities operation245        initiated by the tester.246        """247        return "OK"248    @assert_description249    def TSC_AVDTP_mmi_iut_accept_set_configuration(self, **kwargs):250        """251        If necessary, take action to accept the AVDTP Set Configuration252        operation initiated by the tester.253        """254        return "OK"255    @assert_description256    def TSC_AVDTP_mmi_iut_accept_get_configuration(self, **kwargs):257        """258        Take action to accept the AVDTP Get Configuration command from the259        tester.260        """261        return "OK"262    @assert_description263    def TSC_AVDTP_mmi_iut_accept_open_stream(self, **kwargs):264        """265        If necessary, take action to accept the AVDTP Open operation initiated266        by the tester.267        """268        return "OK"269    @assert_description270    def TSC_AVDTP_mmi_iut_accept_start(self, **kwargs):271        """272        If necessary, take action to accept the AVDTP Start operation initiated273        by the tester.274        """275        return "OK"276    @assert_description277    def TSC_AVDTP_mmi_iut_accept_suspend(self, **kwargs):278        """279        If necessary, take action to accept the AVDTP Suspend operation280        initiated by the tester.281        """282        return "OK"283    @assert_description284    def TSC_AVDTP_mmi_iut_accept_reconfigure(self, **kwargs):285        """286        If necessary, take action to accept the AVDTP Reconfigure operation287        initiated by the tester.288        """289        return "OK"290    @assert_description291    def TSC_AVDTP_mmi_iut_accept_media_transports(self, **kwargs):292        """293        Take action to accept transport channels for the recently configured294        media stream.295        """296        return "OK"297    @assert_description298    def TSC_AVDTP_mmi_iut_confirm_streaming(self, **kwargs):299        """300        Is the IUT (Implementation Under Test) receiving streaming media from301        PTS?302        Action: Press 'Yes' if the IUT is receiving streaming data from303        the PTS (in some cases the sound may not be clear, this is normal).304        """305        # TODO: verify306        return "OK"307    @assert_description308    def TSC_AVDTP_mmi_iut_initiate_open_stream(self, **kwargs):309        """310        Open a streaming media channel.311        Action: If the IUT (Implementation312        Under Test) is already connected to PTS, attempting to send or receive313        streaming media should trigger this action.  If the IUT is not connected314        to PTS, attempting to connect may trigger this action.315        """316        return "OK"317    @assert_description318    def TSC_AVDTP_mmi_iut_accept_reconnect(self, pts_addr: bytes, **kwargs):319        """320        Press OK when the IUT (Implementation Under Test) is ready to allow the321        PTS to reconnect the AVDTP signaling channel.322        Action: Press OK when the323        IUT is ready to accept Bluetooth connections again.324        """325        return "OK"326    @assert_description327    def TSC_AVDTP_mmi_iut_initiate_get_all_capabilities(self, **kwargs):328        """329        Send a GET ALL CAPABILITIES command to PTS.330        Action: If the IUT331        (Implementation Under Test) is already connected to PTS, attempting to332        send or receive streaming media should trigger this action.  If the IUT333        is not connected to PTS, attempting to connect may trigger this action.334        """335        return "OK"336    @assert_description337    def TSC_AVDTP_mmi_tester_verifying_suspend(self, **kwargs):338        """339        Please wait while the tester verifies the IUT does not send media during340        suspend ...341        """342        return "Yes"343    @assert_description344    def TSC_A2DP_mmi_user_confirm_optional_data_attribute(self, **kwargs):345        """346        Tester found the optional SDP attribute named 'Supported Features'.347        Press 'Yes' if the data displayed below is correct.348        Value: 0x0001349        """350        # TODO: Extract and verify attribute name and value from description351        return "OK"352    @assert_description353    def TSC_A2DP_mmi_user_confirm_optional_string_attribute(self, **kwargs):354        """355        Tester found the optional SDP attribute named 'Service Name'.  Press356        'Yes' if the string displayed below is correct.357        Value: Advanced Audio358        Source359        """360        # TODO: Extract and verify attribute name and value from description361        return "OK"362    @assert_description363    def TSC_A2DP_mmi_user_confirm_no_optional_attribute_support(self, **kwargs):364        """365        Tester could not find the optional SDP attribute named 'Provider Name'.366        Is this correct?367        """368        # TODO: Extract and verify attribute name from description369        return "OK"370    @assert_description371    def TSC_AVDTPEX_mmi_iut_accept_delayreport(self, **kwargs):372        """373        Take action if necessary to accept the Delay Reportl command from the374        tester.375        """376        return "OK"377    @assert_description378    def TSC_AVDTPEX_mmi_iut_initiate_media_transport_connect(self, **kwargs):379        """380        Take action to initiate an AVDTP media transport.381        """382        return "OK"383    @assert_description384    def TSC_AVDTPEX_mmi_user_confirm_SIG_SMG_BV_28_C(self, **kwargs):385        """386        Were all the service capabilities reported to the upper tester valid?387        """388        # TODO: verify389        return "Yes"390    @assert_description391    def TSC_AVDTPEX_mmi_iut_reject_invalid_command(self, **kwargs):392        """393        Take action to reject the invalid command sent by the tester.394        """395        return "OK"396    @assert_description397    def TSC_AVDTPEX_mmi_iut_reject_open(self, **kwargs):398        """399        Take action to reject the invalid OPEN command sent by the tester.400        """401        return "OK"402    @assert_description403    def TSC_AVDTPEX_mmi_iut_reject_start(self, **kwargs):404        """405        Take action to reject the invalid START command sent by the tester.406        """407        return "OK"408    @assert_description409    def TSC_AVDTPEX_mmi_iut_reject_suspend(self, **kwargs):410        """411        Take action to reject the invalid SUSPEND command sent by the tester.412        """413        return "OK"414    @assert_description415    def TSC_AVDTPEX_mmi_iut_reject_reconfigure(self, **kwargs):416        """417        Take action to reject the invalid or incompatible RECONFIGURE command418        sent by the tester.419        """420        return "OK"421    @assert_description422    def TSC_AVDTPEX_mmi_iut_reject_get_all_capabilities(self, **kwargs):423        """424        Take action to reject the invalid GET ALL CAPABILITIES command with the425        error code BAD_LENGTH.426        """427        return "OK"428    @assert_description429    def TSC_AVDTPEX_mmi_iut_reject_get_capabilities(self, **kwargs):430        """431        Take action to reject the invalid GET CAPABILITIES command with the432        error code BAD_LENGTH.433        """434        return "OK"435    @assert_description436    def TSC_AVDTPEX_mmi_iut_reject_set_configuration(self, **kwargs):437        """438        Take action to reject the SET CONFIGURATION sent by the tester.  The IUT439        is expected to respond with SEP_IN_USE because the SEP requested was440        previously configured.441        """442        return "OK"443    def TSC_AVDTPEX_mmi_iut_reject_get_configuration(self, **kwargs):444        """445        Take action to reject the GET CONFIGURATION sent by the tester.  The IUT446        is expected to respond with BAD_ACP_SEID because the SEID requested was447        not previously configured.448        """449        return "OK"450    @assert_description451    def TSC_AVDTPEX_mmi_iut_reject_close(self, **kwargs):452        """453        Take action to reject the invalid CLOSE command sent by the tester.454        """455        return "OK"456    @assert_description457    def TSC_AVDTPEX_mmi_user_confirm_SIG_SMG_BV_18_C(self, **kwargs):458        """459        Did the IUT receive media with the following information?460        - V = RTP_Ver461        - P = 0 (no padding bits)462        - X = 0 (no extension)463        - CC = 0 (no464        contributing source)465        - M = 0466        """467        # TODO: verify...

_helpers.py

Source:_helpers.py

...17import functools18import textwrap19import unittest20DOCSTRING_WIDTH = 80 - 8  # 80 cols - 8 indentation spaces21def assert_description(f):22    """Decorator which verifies the description of a PTS MMI implementation.23    Asserts that the docstring of a function implementing a PTS MMI is the same24    as the corresponding official MMI description.25    Args:26        f: function implementing a PTS MMI.27    Raises:28        AssertionError: the docstring of the function does not match the MMI29            description.30    """31    @functools.wraps(f)32    def wrapper(*args, **kwargs):33        description = textwrap.fill(34            kwargs['description'], DOCSTRING_WIDTH, replace_whitespace=False)35        docstring = textwrap.dedent(f.__doc__ or '')...

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