Function check

tests/test_general.py:1095–1121

Sets PYMUPDF_MESSAGE to `message` and PYMUPDF_LOG to `log`, runs `pymupdf internal`, and checks lines stdout and stderr match regexes in `expect_out` and `expect_err`. Note that we enclose regexes in `^...$`.

(
            expect_out,
            expect_err,
            message=None,
            log=None,
            )

        del sys.path[0]
    pipcl.show_system()
    def check(
            expect_out,
            expect_err,
            message=None,
            log=None,
            ):
        '''
        Sets PYMUPDF_MESSAGE to `message` and PYMUPDF_LOG to `log`, runs
        `pymupdf internal`, and checks lines stdout and stderr match regexes in
        `expect_out` and `expect_err`. Note that we enclose regexes in `^...$`.
        '''
        env = dict()
        if log:
            env['PYMUPDF_LOG'] = log
        if message:
            env['PYMUPDF_MESSAGE'] = message
        command = 'pymupdf internal'
        print(f'Running: {command}', flush=1)
        if env:
            print(f'with:')
            for key in sorted(env.keys()):
                print(f'    {key}={shlex.quote(env[key])}')
        env = os.environ | env
        cp = subprocess.run(command, shell=1, check=1, capture_output=1, env=env, text=True)
        
        check_lines(expect_out, cp.stdout)
        check_lines(expect_err, cp.stderr)
    
    print(f'test_cli_out(): {Py_GIL_DISABLED=}')
    print(f'test_cli_out(): {gil_enabled=}')