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yadm/test/test_unit_set_os.py

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"""Unit tests: set_operating_system"""
import pytest
@pytest.mark.parametrize(
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"proc_value, expected_os",
[
("missing", "uname"),
("has microsoft inside", "WSL"), # case insensitive
("has Microsoft inside", "WSL"), # case insensitive
("another value", "uname"),
],
ids=[
"/proc/version missing",
"/proc/version includes ms",
"/proc/version excludes Ms",
"another value",
],
)
def test_set_operating_system(runner, paths, tst_sys, proc_value, expected_os):
"""Run set_operating_system and test result"""
# Normally /proc/version (set in PROC_VERSION) is inspected to identify
# WSL. During testing, we will override that value.
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proc_version = paths.root.join("proc_version")
if proc_value != "missing":
proc_version.write(proc_value)
script = f"""
YADM_TEST=1 source {paths.pgm}
PROC_VERSION={proc_version}
set_operating_system
echo $OPERATING_SYSTEM
"""
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run = runner(command=["bash"], inp=script)
assert run.success
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assert run.err == ""
if expected_os == "uname":
expected_os = tst_sys
assert run.out.rstrip() == expected_os