podman-compose/tests/test_utils.py

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# SPDX-License-Identifier: GPL-2.0
import subprocess
class RunSubprocessMixin:
def run_subprocess(self, args):
proc = subprocess.Popen(
args,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
)
out, err = proc.communicate()
return out, err, proc.returncode
def run_subprocess_assert_returncode(self, args, expected_returncode=0):
out, err, returncode = self.run_subprocess(args)
self.assertEqual(
returncode,
expected_returncode,
f"Invalid return code of process {returncode} != {expected_returncode}\n"
f"stdout: {out}\nstderr: {err}\n",
)
return out, err