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6c7c3dcc59
On qemu errors like assert 2.999650001525879 >= 3 occur. According to the comment in the code the test is meant to be approximate. So we should accept some milliseconds less. Cc: Stephen Warren <swarren@nvidia.com> Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Reviewed-by: Stephen Warren <swarren@nvidia.com>
24 lines
835 B
Python
24 lines
835 B
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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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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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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