test_image_download_service.py 文件源码

def test_logs_other_errors(self):
        service = ImageDownloadService(
            sentinel.rpc, sentinel.tftp_root, Clock())

        maybe_start_download = self.patch(service, "maybe_start_download")
        maybe_start_download.return_value = defer.fail(
            ZeroDivisionError("Such a shame I can't divide by zero"))

        with FakeLogger("maas") as maaslog, TwistedLoggerFixture() as logger:
            d = service.try_download()

        self.assertEqual(None, extract_result(d))
        self.assertDocTestMatches(
            "Failed to download images: "
            "Such a shame I can't divide by zero",
            maaslog.output)
        self.assertDocTestMatches(
            """\
            Downloading images failed.
            Traceback (most recent call last):
            Failure: builtins.ZeroDivisionError: Such a shame ...
            """,
            logger.output)