Method fail_if

lib/sqlalchemy/testing/exclusions.py:124–133

(self)

    @contextlib.contextmanager
    def fail_if(self):
        all_fails = compound()
        all_fails.fails.update(self.skips.union(self.fails))

        try:
            yield
        except Exception as ex:
            all_fails._expect_failure(config._current, ex)
        else:
            all_fails._expect_success(config._current)

    def _do(self, cfg, fn, *args, **kw):
        for skip in self.skips: