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https://github.com/brain-hackers/u-boot-brain
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040f5f1067
Some QEMUs have a problem with time setup that's why sleep test is failing. Introduce env__sleep_accurate boardenv variable to have an option to skip sleep test. Signed-off-by: Michal Simek <michal.simek@xilinx.com> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Stephen Warren <swarren@nvidia.com>
37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
# Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
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#
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# SPDX-License-Identifier: GPL-2.0
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import pytest
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import time
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"""
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Note: This test doesn't rely on boardenv_* configuration values but they can
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change test behavior.
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# Setup env__sleep_accurate to False if time is not accurate on your platform
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env__sleep_accurate = False
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"""
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def test_sleep(u_boot_console):
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"""Test the sleep command, and validate that it sleeps for approximately
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the correct amount of time."""
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sleep_skip = u_boot_console.config.env.get('env__sleep_accurate', True)
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if not sleep_skip:
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pytest.skip('sleep is not accurate')
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if u_boot_console.config.buildconfig.get('config_cmd_misc', 'n') != 'y':
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pytest.skip('sleep command not supported')
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# 3s isn't too long, but is enough to cross a few second boundaries.
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sleep_time = 3
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tstart = time.time()
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u_boot_console.run_command('sleep %d' % sleep_time)
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tend = time.time()
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elapsed = tend - tstart
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assert elapsed >= (sleep_time - 0.01)
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if not u_boot_console.config.gdbserver:
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# 0.25s margin is hopefully enough to account for any system overhead.
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assert elapsed < (sleep_time + 0.25)
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