Function run_cmd

tests/conftest.py:62–80

Run the command in app and return what it writes to app.stdout and sys.stderr.

(app: cmd2.Cmd, cmd: str)

def run_cmd(app: cmd2.Cmd, cmd: str) -> tuple[list[str], list[str]]:
    """Run the command in app and return what it writes to app.stdout and sys.stderr."""

    # This will be used to capture app.stdout
    copy_cmd_stdout = StdSim(cast(TextIO, app.stdout))

    # This will be used to capture sys.stderr
    copy_stderr = StdSim(sys.stderr)

    try:
        app.stdout = cast(TextIO, copy_cmd_stdout)
        with redirect_stderr(cast(TextIO, copy_stderr)):
            app.onecmd_plus_hooks(cmd)
    finally:
        app.stdout = cast(TextIO, copy_cmd_stdout.inner_stream)

    out = copy_cmd_stdout.getvalue()
    err = copy_stderr.getvalue()
    return normalize(out), normalize(err)


@pytest.fixture