How to use write_separator method in Slash

Best Python code snippet using slash

run_tests.py

Source:run_tests.py

...19    def __init__(self) -> None:20        self.stream = StreamWrapper(sys.stderr, max_width=CONSOLE_WIDTH)21    def write_header(self) -> None:22        """Write a header for this test run."""23        self.stream.write_separator("=")24        self.stream.write(f"{TITLE}\n")25        self.stream.write_separator("=")26        self.stream.writeln(27            f"Date: {datetime.datetime.utcnow().strftime(r'%Y-%m-%d %H:%M:%S')} UTC"28        )29    def write_footer(self, result: QualifierTestResult, duration: float) -> None:30        """Write a footer for this test run."""31        self.stream.writeln()32        self.stream.write_separator("=")33        self.stream.writeln(f"Test Suite Summary")34        self.stream.write_separator("-")35        if hasattr(result, "results"):36            self.stream.write(37                f"{' '*50} PASSED   FAILED   TOTAL   RESULT"38                "\n"39            )40            for section, section_results in result.results.items():41                section = textwrap.shorten(section, width=50, placeholder="...")42                total = len(section_results)43                passed = sum(test_result for test_result in section_results.values())44                failed = total - passed45                result = "FAIL" if failed else "PASS"46                self.stream.write(47                    f"{section:<50}  {passed:^6}   {failed:^6}  {total:^5}    {result}\n"48                )49        self.stream.write_separator("=")50        self.stream.writeln(f"Total running time: {duration:.3f}s")51    def run(self, test: unittest.TestSuite) -> None:52        """Run a test suite containing `unittest.TestCase` tests."""53        result = QualifierTestResult(self.stream)54        self.write_header()55        # Record the start time56        start = timeit.default_timer()57        # Pass the TestResult instance to the test suite to run the tests58        test(result)59        # Record the end time60        duration = timeit.default_timer() - start61        self.write_footer(result, duration)62TestOutcome = typing.Tuple[typing.Type[BaseException], BaseException, types.TracebackType]63TestClass = collections.namedtuple("TestClass", "type name")64class StreamWrapper:65    """Wrap an `io.TextIOBase` derived stream with utility methods."""66    def __init__(self, stream: io.TextIOBase, max_width: int = 100, verbosity: int = 0) -> None:67        self.stream = stream68        self.max_width = max_width69        self.verbosity = verbosity70    def __getattr__(self, attr: str) -> typing.Any:71        """Delegate attributes to the `io.TextIOBase` derived stream object."""72        return getattr(self.stream, attr)73    @staticmethod74    def fixed_width_text(text: str, width: int) -> str:75        """Create a string with a certain width by truncating and/or right-padding `text`."""76        return f"{text[:width]:<{width}}"77    def writeln(self, text: str = "") -> None:78        """Write a line to the stream."""79        if text:80            self.stream.write(text[:self.max_width])81        self.stream.write("\n")82    def write_separator(self, char: str = "-", length: typing.Optional[int] = None) -> None:83        """Write a separator line to the stream."""84        if not length:85            length = self.max_width86        multiplier = math.ceil(length / len(char))87        separator = char * multiplier88        self.writeln(separator[:self.max_width])89    def write_test_outcome(90        self,91        description: str,92        test_failures: typing.List[TestOutcome],93    ) -> None:94        """Write a test description."""95        description_length = self.max_width - 996        description = self.fixed_width_text(description, description_length)97        verdict = "[ PASS ]" if not test_failures else "[ FAIL ]"98        description = self.fixed_width_text(description, self.max_width - 8) + verdict99        self.writeln(description)100        if test_failures:101            for _, outcome in test_failures:102                self.write_subtest_failure(outcome)103                self.writeln()104                self.write_separator("-")105            self.writeln()106    def write_subtest_failure(self, outcome: TestOutcome) -> None:107        """Format subtest failure and write it to the stream."""108        self.writeln()109        self.write_separator("-")110        self.writeln("Failing test output:")111        _, exception, _ = outcome112        formatted_exception = ''.join(traceback.format_exception_only(type(exception), exception))113        self.stream.write(textwrap.indent(formatted_exception.rstrip(), prefix="  "))114    def write_section_header(self, section_title: str) -> None:115        """Write a section header, optionally including a subtest result header."""116        title_width = self.max_width - 10117        section_title = self.fixed_width_text(section_title, title_width)118        self.writeln()119        self.write_separator("=")120        self.write(f"{section_title}\n")121        self.write_separator("-")122class QualifierTestResult(unittest.TestResult):123    """A custom test result class used for testing entries for our Code Jam qualifier."""124    def __init__(self, stream: StreamWrapper) -> None:125        super().__init__(stream.stream)126        self.stream = stream127        self.current_testclass = TestClass(None, None)128        self.results = {}129        self.failure_output = None130        self._success = None131    @staticmethod132    def get_description(callable_object: typing.Callable) -> str:133        """Extract a description from the callable by looking at the docstring."""134        if callable_object.__doc__:135            description = callable_object.__doc__.splitlines()[0].rstrip(".!?")...

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