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""" | ||
Copyright (c) 2018 ARM Limited | ||
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. | ||
""" | ||
import time | ||
from mbed_host_tests import BaseHostTest | ||
from mbed_host_tests.host_tests_runner.host_test_default import DefaultTestSelector | ||
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DEFAULT_CYCLE_PERIOD = 1.0 | ||
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MSG_VALUE_DUMMY = '0' | ||
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MSG_KEY_DEVICE_READY = 'ready' | ||
MSG_KEY_DEVICE_RESET = 'reset' | ||
MSG_KEY_SYNC = '__sync' | ||
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class SystemResetTest(BaseHostTest): | ||
"""Test for the system_reset API. | ||
Given a device running code | ||
When the device is restarted using @a system_reset() | ||
Then the device is restarted | ||
""" | ||
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def __init__(self): | ||
super(SystemResetTest, self).__init__() | ||
self.reset = False | ||
cycle_s = self.get_config_item('program_cycle_s') | ||
self.program_cycle_s = cycle_s if cycle_s is not None else DEFAULT_CYCLE_PERIOD | ||
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self.test_steps_sequence = self.test_steps() | ||
# Advance the coroutine to it's first yield statement. | ||
self.test_steps_sequence.send(None) | ||
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def setup(self): | ||
self.register_callback(MSG_KEY_DEVICE_READY, self.cb_device_ready) | ||
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def cb_device_ready(self, key, value, timestamp): | ||
"""Acknowledge device rebooted correctly and feed the test execution | ||
""" | ||
self.reset = True | ||
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try: | ||
if self.test_steps_sequence.send(value): | ||
self.notify_complete(True) | ||
except (StopIteration, RuntimeError) as exc: | ||
self.notify_complete(False) | ||
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def test_steps(self): | ||
"""Reset the device and check the status | ||
""" | ||
system_reset = yield | ||
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self.reset = False | ||
self.send_kv(MSG_KEY_DEVICE_RESET, MSG_VALUE_DUMMY) | ||
time.sleep(self.program_cycle_s) | ||
self.send_kv(MSG_KEY_SYNC, MSG_VALUE_DUMMY) | ||
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system_reset = yield | ||
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if self.reset == False: | ||
raise RuntimeError('Platform did not reset as expected.') | ||
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# The sequence is correct -- test passed. | ||
yield True |
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/* mbed Microcontroller Library | ||
* Copyright (c) 2018 ARM Limited | ||
* | ||
* 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. | ||
*/ | ||
#include "mbed.h" | ||
#include "greentea-client/test_env.h" | ||
#include "unity/unity.h" | ||
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#define MSG_VALUE_DUMMY "0" | ||
#define MSG_VALUE_LEN 16 | ||
#define MSG_KEY_LEN 16 | ||
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#define MSG_KEY_DEVICE_READY "ready" | ||
#define MSG_KEY_DEVICE_RESET "reset" | ||
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void test_system_reset() | ||
{ | ||
// Report readiness | ||
greentea_send_kv(MSG_KEY_DEVICE_READY, MSG_VALUE_DUMMY); | ||
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static char _key[MSG_KEY_LEN + 1] = { }; | ||
static char _value[MSG_VALUE_LEN + 1] = { }; | ||
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greentea_parse_kv(_key, _value, MSG_KEY_LEN, MSG_VALUE_LEN); | ||
if (strcmp(_key, MSG_KEY_DEVICE_RESET) == 0) { | ||
system_reset(); | ||
TEST_ASSERT_MESSAGE(0, "system_reset() did not reset the device as expected."); | ||
} | ||
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TEST_ASSERT_MESSAGE(0, "Unexpected message key."); | ||
} | ||
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int main(void) | ||
{ | ||
GREENTEA_SETUP(2, "system_reset"); | ||
test_system_reset(); | ||
GREENTEA_TESTSUITE_RESULT(0); // Fail on any error. | ||
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return 0; | ||
} |