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TC_EWATERHTRM_2_1.py
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#
# Copyright (c) 2024 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.
#
# See https://github.com/project-chip/connectedhomeip/blob/master/docs/testing/python.md#defining-the-ci-test-arguments
# for details about the block below.
#
# === BEGIN CI TEST ARGUMENTS ===
# test-runner-runs: run1
# test-runner-run/run1/app: ${ALL_CLUSTERS_APP}
# test-runner-run/run1/factoryreset: True
# test-runner-run/run1/quiet: True
# test-runner-run/run1/app-args: --discriminator 1234 --KVS kvs1 --trace-to json:${TRACE_APP}.json
# test-runner-run/run1/script-args: --storage-path admin_storage.json --commissioning-method on-network --discriminator 1234 --passcode 20202021 --endpoint 1 --trace-to json:${TRACE_TEST_JSON}.json --trace-to perfetto:${TRACE_TEST_PERFETTO}.perfetto
# === END CI TEST ARGUMENTS ===
import logging
import chip.clusters as Clusters
from chip.interaction_model import Status
from matter_testing_support import MatterBaseTest, TestStep, async_test_body, default_matter_test_main, type_matches
from mobly import asserts
class TC_EWATERHTRM_2_1(MatterBaseTest):
def __init__(self, *args):
super().__init__(*args)
self.endpoint = 0
def steps_TC_EWATERHTRM_2_1(self) -> list[TestStep]:
steps = [
TestStep(1, "Commissioning, already done", is_commissioning=True),
TestStep(2, "Read the SupportedModes attribute"),
TestStep(3, "Read the CurrentMode attribute"),
TestStep(4, "Send ChangeToMode command with NewMode"),
TestStep(5, "Manually put the device in a state from which it will FAIL to transition"),
TestStep(6, "Read CurrentMode attribute"),
TestStep(7, "Send ChangeToMode command with NewMode"),
TestStep(8, "Read CurrentMode attribute"),
TestStep(9, "Manually put the device in a state from which it will SUCCESSFULLY transition"),
TestStep(10, "Read CurrentMode attribute"),
TestStep(11, "Send ChangeToMode command with NewMode"),
TestStep(12, "Read CurrentMode attribute"),
TestStep(13, "Send ChangeToMode command with NewMode set to an invalid mode"),
TestStep(14, "Read CurrentMode attribute"),
]
return steps
async def read_mode_attribute_expect_success(self, endpoint, attribute):
cluster = Clusters.Objects.WaterHeaterMode
return await self.read_single_attribute_check_success(endpoint=endpoint, cluster=cluster, attribute=attribute)
async def send_change_to_mode_cmd(self, newMode) -> Clusters.Objects.WaterHeaterMode.Commands.ChangeToModeResponse:
ret = await self.send_single_cmd(cmd=Clusters.Objects.WaterHeaterMode.Commands.ChangeToMode(newMode=newMode), endpoint=self.endpoint)
asserts.assert_true(type_matches(ret, Clusters.Objects.WaterHeaterMode.Commands.ChangeToModeResponse),
"Unexpected return type for Water Heater Mode ChangeToMode")
return ret
def pics_TC_EWATERHTRM_2_1(self) -> list[str]:
return ["EWATERHTRM.S"]
@async_test_body
async def test_TC_EWATERHTRM_2_1(self):
# Valid modes. Only ModeManual referred to in this test
# ModeOff = 0
ModeManual = 1
# ModeTimed = 2
self.endpoint = self.matter_test_config.endpoint
attributes = Clusters.WaterHeaterMode.Attributes
self.step(1)
# Commission DUT - already done
self.step(2)
supported_modes = await self.read_mode_attribute_expect_success(endpoint=self.endpoint, attribute=attributes.SupportedModes)
logging.info(f"SupportedModes: {supported_modes}")
asserts.assert_greater_equal(len(supported_modes), 2,
"SupportedModes must have at least two entries!")
modes = [m.mode for m in supported_modes]
self.step(3)
old_current_mode = await self.read_mode_attribute_expect_success(endpoint=self.endpoint, attribute=attributes.CurrentMode)
logging.info(f"CurrentMode: {old_current_mode}")
# pick a value that's not on the list of supported modes
invalid_mode = max(modes) + 1
self.step(4)
ret = await self.send_change_to_mode_cmd(newMode=old_current_mode)
logging.info(f"ret.status {ret.status}")
asserts.assert_true(ret.status == Status.Success,
"Changing the mode to the current mode should be a no-op")
# Steps 5-9 are not performed as EWATERHTRM.S.M.CAN_TEST_MODE_FAILURE is false
self.step(5)
self.step(6)
self.step(7)
self.step(8)
self.step(9)
self.step(10)
old_current_mode = await self.read_mode_attribute_expect_success(endpoint=self.endpoint, attribute=attributes.CurrentMode)
logging.info(f"CurrentMode: {old_current_mode}")
self.step(11)
ret = await self.send_change_to_mode_cmd(newMode=ModeManual)
asserts.assert_true(ret.status == Status.Success,
f"Changing to mode {ModeManual}must succeed due to the current state of the device")
self.step(12)
current_mode = await self.read_mode_attribute_expect_success(endpoint=self.endpoint, attribute=attributes.CurrentMode)
logging.info(f"CurrentMode: {current_mode}")
asserts.assert_true(current_mode == ModeManual,
"CurrentMode doesn't match the argument of the successful ChangeToMode command!")
self.step(13)
ret = await self.send_change_to_mode_cmd(newMode=invalid_mode)
logging.info(f"ret {ret}")
asserts.assert_true(ret.status == Status.Failure,
f"Attempt to change to invalid mode {invalid_mode} didn't fail as expected")
self.step(14)
current_mode = await self.read_mode_attribute_expect_success(endpoint=self.endpoint, attribute=attributes.CurrentMode)
logging.info(f"CurrentMode: {current_mode}")
asserts.assert_true(current_mode == ModeManual,
"CurrentMode changed after failed ChangeToMode command!")
if __name__ == "__main__":
default_matter_test_main()