| Current Path : /usr/local/lib/python3.8/dist-packages/traitlets/tests/ |
Linux ift1.ift-informatik.de 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 x86_64 |
| Current File : //usr/local/lib/python3.8/dist-packages/traitlets/tests/utils.py |
from subprocess import Popen, PIPE
import sys
def get_output_error_code(cmd):
"""Get stdout, stderr, and exit code from running a command"""
p = Popen(cmd, stdout=PIPE, stderr=PIPE)
out, err = p.communicate()
out = out.decode('utf8', 'replace')
err = err.decode('utf8', 'replace')
return out, err, p.returncode
def check_help_output(pkg, subcommand=None):
"""test that `python -m PKG [subcommand] -h` works"""
cmd = [sys.executable, '-m', pkg]
if subcommand:
cmd.extend(subcommand)
cmd.append('-h')
out, err, rc = get_output_error_code(cmd)
assert rc == 0, err
assert "Traceback" not in err
assert "Options" in out
assert "--help-all" in out
return out, err
def check_help_all_output(pkg, subcommand=None):
"""test that `python -m PKG --help-all` works"""
cmd = [sys.executable, '-m', pkg]
if subcommand:
cmd.extend(subcommand)
cmd.append('--help-all')
out, err, rc = get_output_error_code(cmd)
assert rc == 0, err
assert "Traceback" not in err
assert "Options" in out
assert "Class options" in out
return out, err