test_storage_uri.py 文件源码

def testHasVersion(self):
        uri = storage_uri("gs://bucket/obj")
        self.assertFalse(uri.has_version())
        uri.version_id = "versionid"
        self.assertTrue(uri.has_version())

        uri = storage_uri("gs://bucket/obj")
        # Generation triggers versioning.
        uri.generation = 12345
        self.assertTrue(uri.has_version())
        uri.generation = None
        self.assertFalse(uri.has_version())

        # Zero-generation counts as a version.
        uri = storage_uri("gs://bucket/obj")
        uri.generation = 0
        self.assertTrue(uri.has_version())