Improve platform mocking

Patch out charmhelpers.osplatform.get_platform() and
charmhelpers.core.host.lsb_release() globally in the unit tests to
insulate the unit tests from the platform that the unit tests are being
run on.

Change-Id: Ic35061597a52dda749f2e6e3f3d255f831c82a06
This commit is contained in:
Alex Kavanagh 2023-10-24 20:12:50 +01:00
parent 536540781a
commit 886fac87eb
1 changed files with 14 additions and 0 deletions

View File

@ -1,5 +1,6 @@
import os
import sys
from unittest.mock import patch
_path = os.path.dirname(os.path.realpath(__file__))
_actions = os.path.abspath(os.path.join(_path, '../actions'))
@ -17,3 +18,16 @@ _add_path(_actions)
_add_path(_hooks)
_add_path(_charmhelpers)
_add_path(_unit_tests)
# Patch out lsb_release() and get_platform() as unit tests should be fully
# insulated from the underlying platform. Unit tests assume that the system is
# ubuntu jammy.
patch(
'charmhelpers.osplatform.get_platform', return_value='ubuntu'
).start()
patch(
'charmhelpers.core.host.lsb_release',
return_value={
'DISTRIB_CODENAME': 'jammy'
}).start()