Exemplo n.º 1
0
def check(args: argparse.Namespace, options: AnalysisOptionSet, stdout: TextIO,
          stderr: TextIO) -> int:
    any_problems = False
    try:
        entities = list(load_files_or_qualnames(args.target))
    except FileNotFoundError as exc:
        print(f'File not found: "{exc.args[0]}"', file=stderr)
        return 2
    except ErrorDuringImport as exc:
        cause = exc.__cause__ if exc.__cause__ is not None else exc
        print(f"Could not import your code:\n", file=stderr)
        traceback.print_exception(type(cause),
                                  cause,
                                  cause.__traceback__,
                                  file=stderr)
        return 2
    full_options = DEFAULT_OPTIONS.overlay(
        report_verbose=False).overlay(options)
    for entity in entities:
        debug("Check ", getattr(entity, "__name__", str(entity)))
        for message in run_checkables(analyze_any(entity, options)):
            line = describe_message(message, full_options)
            if line is None:
                continue
            stdout.write(line + "\n")
            debug("Traceback for output message:\n", message.traceback)
            if message.state > MessageType.PRE_UNSAT:
                any_problems = True
    return 1 if any_problems else 0
Exemplo n.º 2
0
def test_builtin(fn_name: str) -> None:
    opts = AnalysisOptionSet(
        max_iterations=20, per_condition_timeout=20, per_path_timeout=5
    )
    this_module = sys.modules[__name__]
    fn = getattr(this_module, fn_name)
    messages = run_checkables(analyze_function(fn, opts))
    errors = [m for m in messages if m.state > MessageType.PRE_UNSAT]
    assert errors == []
Exemplo n.º 3
0
def pool_worker_process_item(
    item: WorkItemInput, ) -> Tuple[Counter[str], List[AnalysisMessage]]:
    filename, options, deadline = item
    stats: Counter[str] = Counter()
    options.stats = stats
    try:
        module = load_file(filename)
    except NotFound as e:
        debug(
            f'Not analyzing "{filename}" because sub-module import failed: {e}'
        )
        return (stats, [])
    except ErrorDuringImport as e:
        debug(f'Not analyzing "{filename}" because import failed: {e}')
        return (stats, [import_error_msg(e)])
    messages = run_checkables(analyze_module(module, options))
    return (stats, messages)
Exemplo n.º 4
0
def test_builtins() -> None:
    opts = AnalysisOptionSet(max_iterations=5, per_condition_timeout=10)
    messages = run_checkables(analyze_module(sys.modules[__name__], opts))
    errors = [m for m in messages if m.state > MessageType.PRE_UNSAT]
    assert errors == []