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Fix TimeSnapshot command and add TC-DGGEN-2.4 (#31179)
* Implement TimeSnapshot command properly * Add TC-DGGEN-2.4 * Restyled by clang-format * Restyled by isort * Fix lint * Try to fix build * Fix lint some more * Restyled by gn * Address review comments * Restyled by clang-format * Restyled by gn --------- Co-authored-by: [email protected] <[email protected]> Co-authored-by: Restyled.io <[email protected]>
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| Original file line number | Diff line number | Diff line change |
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| # | ||
| # Copyright (c) 2023 Project CHIP Authors | ||
| # All rights reserved. | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
| # | ||
|
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| import asyncio | ||
| import logging | ||
|
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| import chip.clusters as Clusters | ||
| from chip.clusters.Types import NullValue | ||
| from chip.interaction_model import InteractionModelError | ||
| from matter_testing_support import (MatterBaseTest, async_test_body, default_matter_test_main, matter_epoch_us_from_utc_datetime, | ||
| utc_datetime_from_matter_epoch_us, utc_datetime_from_posix_time_ms) | ||
| from mobly import asserts | ||
|
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| logger = logging.getLogger(__name__) | ||
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| class TC_DGGEN_2_4(MatterBaseTest): | ||
| async def read_diags_attribute_expect_success(self, attribute): | ||
| cluster = Clusters.Objects.GeneralDiagnostics | ||
| return await self.read_single_attribute_check_success(endpoint=0, cluster=cluster, attribute=attribute) | ||
|
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| async def read_timesync_attribute_expect_success(self, attribute): | ||
| cluster = Clusters.Objects.TimeSynchronization | ||
| return await self.read_single_attribute_check_success(endpoint=0, cluster=cluster, attribute=attribute) | ||
|
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| async def set_time_in_timesync(self, current_time: int): | ||
| endpoint = 0 | ||
| time_cluster = Clusters.Objects.TimeSynchronization | ||
| code = 0 | ||
|
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||
| try: | ||
| await self.send_single_cmd(cmd=time_cluster.Commands.SetUTCTime(UTCTime=current_time, granularity=time_cluster.Enums.GranularityEnum.kSecondsGranularity), endpoint=endpoint) | ||
| except InteractionModelError as e: | ||
| # The python layer discards the cluster specific portion of the status IB, so for now we just expect a generic FAILURE error | ||
| # see #26521 | ||
| code = e.status | ||
|
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| asserts.assert_true(code in [0, 1], "Unexpected error while trying to set the UTCTime") | ||
|
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| async def send_time_snapshot_expect_success(self): | ||
| endpoint = 0 | ||
| diags_cluster = Clusters.Objects.GeneralDiagnostics | ||
| code = 0 | ||
|
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| try: | ||
| response = await self.send_single_cmd(cmd=diags_cluster.Commands.TimeSnapshot(), endpoint=endpoint) | ||
| except InteractionModelError as e: | ||
| code = e.status | ||
|
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| asserts.assert_equal(code, 0, "Expected success of TimeSnapshot.") | ||
| return response | ||
|
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| @async_test_body | ||
| async def test_TC_GEN_2_4(self): | ||
| self.print_step(1, "Detect Time Synchronization UTCTime attribute presence") | ||
|
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| root_descriptor = await self.default_controller.ReadAttribute(self.dut_node_id, [(0, Clusters.Descriptor)]) | ||
| root_server_list = root_descriptor[0][Clusters.Descriptor][Clusters.Descriptor.Attributes.ServerList] | ||
| has_timesync = (Clusters.TimeSynchronization.id in root_server_list) | ||
|
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| testvar_TimeSyncSupported = False | ||
|
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| if has_timesync: | ||
| ts_attributes = await self.read_single_attribute(self.default_controller, node_id=self.dut_node_id, endpoint=0, attribute=Clusters.TimeSynchronization.Attributes.AttributeList) | ||
| has_utc_time = (Clusters.TimeSynchronization.Attributes.UTCTime.attribute_id in ts_attributes) | ||
|
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| if has_utc_time: | ||
| testvar_TimeSyncSupported = True | ||
|
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| self.print_step(2, "Read UpTime attribute, save as UpTime1") | ||
| testvar_UpTime1 = await self.read_diags_attribute_expect_success(Clusters.GeneralDiagnostics.Attributes.UpTime) | ||
| asserts.assert_greater(testvar_UpTime1, 0, "UpTime1 must be > 0") | ||
|
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| # Step 3 (Time Sync supported) | ||
| if testvar_TimeSyncSupported: | ||
| self.print_step(3, "Functional verifications when Time Synchronization is supported") | ||
|
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| self.print_step("3a", "Write current time to DUT") | ||
| # Get current time in the correct format to set via command. | ||
| th_utc = matter_epoch_us_from_utc_datetime(desired_datetime=None) | ||
|
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| await self.set_time_in_timesync(th_utc) | ||
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| self.print_step("3b", "Read current time from DUT") | ||
| testvar_UTCTime1 = await self.read_timesync_attribute_expect_success(Clusters.TimeSynchronization.Attributes.UTCTime) | ||
| asserts.assert_true(testvar_UTCTime1 != NullValue, "UTCTime1 readback must not be null") | ||
|
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| self.print_step("3c", "Wait for 1 second") | ||
| await asyncio.sleep(1) | ||
|
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| self.print_step("3d", "Send a first TimeSnapshot command and verify") | ||
| response = await self.send_time_snapshot_expect_success() | ||
| logging.info(f"Step 3d: {response}") | ||
|
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| # Verify that the DUT sends a TimeSnapshotResponse with the following conditions met: | ||
| # - Value of PosixTimeMs field is not null. | ||
| # - Value of (SystemTimeMs field / 1000) is greater than or equal to UpTime1 | ||
| # - PosixTimeMs field converted to a UTC timestamp is greater than or equal to UTCTime1 converted to a UTC timestamp. | ||
| # | ||
| # On success of prior verifications: | ||
| # - Save the value of the SystemTimeMs field as SystemTimeMs1. | ||
| # - Save the value of the PosixTimeMs field as PosixTimeMs1. | ||
| asserts.assert_true(response.posixTimeMs != NullValue, "PosixTimeMs field of TimeSnapshotResponse must not be null") | ||
| asserts.assert_greater_equal(response.systemTimeMs // 1000, testvar_UpTime1, | ||
| "System time in milliseconds must be >= UpTime1") | ||
|
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| utc_from_posix = utc_datetime_from_posix_time_ms(posix_time_ms=response.posixTimeMs) | ||
| utc_from_utctime1 = utc_datetime_from_matter_epoch_us(testvar_UTCTime1) | ||
|
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| asserts.assert_greater_equal( | ||
| utc_from_posix, utc_from_utctime1, "PosixTimeMs field converted to a UTC timestamp must be >= than UTCTime1 converted to a UTC timestamp") | ||
|
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| testvar_SystemTimeMs1 = response.systemTimeMs | ||
| testvar_PosixTimeMs1 = response.posixTimeMs | ||
|
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| self.print_step("3e", "Wait for 1 second") | ||
| await asyncio.sleep(1) | ||
|
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| self.print_step("3f", "Send a second TimeSnapshot command and verify") | ||
|
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| response = await self.send_time_snapshot_expect_success() | ||
| logging.info(f"Step 3f: {response}") | ||
|
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| # Verify that the DUT sends a TimeSnapshotResponse with the following fields: | ||
| # - Value of PosixTimeMs field is not null and greater than PosixTimeMs1. | ||
| # - Value of SystemTimeMs field is greater than SystemTimeMs1. | ||
|
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| asserts.assert_true(response.posixTimeMs != NullValue, "PosixTimeMs field of TimeSnapshotResponse must not be null") | ||
| asserts.assert_greater(response.posixTimeMs, testvar_PosixTimeMs1, | ||
| "POSIX time in milliseconds must be > PosixTimeMs1") | ||
| asserts.assert_greater(response.systemTimeMs, testvar_SystemTimeMs1, | ||
| "System time in milliseconds must be > SystemTimeMs1") | ||
|
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| self.print_step(4, "Skipped: Functional verifications when Time Synchronization is NOT supported") | ||
|
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| # Step 4 (Time Sync not supported) | ||
| else: # if not testvar_TimeSyncSupported: | ||
| self.print_step(3, "Skipped: Functional verifications when Time Synchronization is supported") | ||
|
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| self.print_step(4, "Functional verifications when Time Synchronization is NOT supported") | ||
|
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| self.print_step("4a", "Send a first TimeSnapshot command and verify") | ||
| response = await self.send_time_snapshot_expect_success() | ||
| logging.info(f"Step 4a: {response}") | ||
|
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| # Verify that the DUT sends a TimeSnapshotResponse with the following fields: | ||
| # - Value of PosixTimeMs field is null. | ||
| # - Value of (SystemTimeMs field / 1000) is greater than UpTime1. | ||
| # | ||
| # On success of prior verifications, save the value of SystemTimeMs field as SystemTimeMs1. | ||
|
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| asserts.assert_true(response.posixTimeMs == NullValue, "PosixTimeMs field of TimeSnapshotResponse must be null") | ||
| asserts.assert_greater_equal(response.systemTimeMs // 1000, testvar_UpTime1, | ||
| "System time in milliseconds must be >= UpTime1") | ||
|
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| testvar_SystemTimeMs1 = response.systemTimeMs | ||
|
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| self.print_step("4b", "Wait for 1 second") | ||
| await asyncio.sleep(1) | ||
|
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| self.print_step("4c", "Send a second TimeSnapshot command and verify") | ||
|
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| response = await self.send_time_snapshot_expect_success() | ||
| logging.info(f"Step 4c: {response}") | ||
|
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| # Verify that the DUT sends a TimeSnapshotResponse with the following fields: | ||
| # - Value of PosixTimeMs field is null. | ||
| # - Value of SystemTimeMs field is greater than SystemTimeMs1. | ||
| # | ||
| # On success of prior verifications, save the value of SystemTimeMs field as SystemTimeMs1. | ||
|
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| asserts.assert_true(response.posixTimeMs == NullValue, "PosixTimeMs field of TimeSnapshotResponse must be null") | ||
| asserts.assert_greater(response.systemTimeMs, testvar_SystemTimeMs1, | ||
| "System time in milliseconds must be > SystemTimeMs1") | ||
|
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|
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| if __name__ == "__main__": | ||
| default_matter_test_main() |
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