def test_should_sample_utilizes_sampled_setting(self):
client = make_client("test-service", sample_rate=0)
baseplate_observer = TraceBaseplateObserver(client)
span_with_sampled_flag = Span("test-id", "test-parent", "test-span-id",
True, 0, "test", self.mock_context)
self.assertTrue(
baseplate_observer.should_sample(span_with_sampled_flag))
def setUp(self):
thread_patch = mock.patch("threading.Thread", autospec=True)
thread_patch.start()
self.addCleanup(thread_patch.stop)
configurator = Configurator()
configurator.add_route("example", "/example", request_method="GET")
configurator.add_view(example_application,
route_name="example",
renderer="json")
configurator.add_route("local_test",
"/local_test",
request_method="GET")
configurator.add_view(local_parent_trace_within_context,
route_name="local_test",
renderer="json")
self.client = make_client("test-service")
self.observer = TraceBaseplateObserver(self.client)
self.baseplate = Baseplate()
self.baseplate.register(self.observer)
self.baseplate_configurator = BaseplateConfigurator(
self.baseplate,
header_trust_handler=StaticTrustHandler(trust_headers=True),
)
configurator.include(self.baseplate_configurator.includeme)
app = configurator.make_wsgi_app()
self.local_span_ids = []
self.local_span_observers = []
self.test_app = webtest.TestApp(app)
def test_should_sample_utilizes_sample_rate(self):
client = make_client("test-service", sample_rate=1)
baseplate_observer = TraceBaseplateObserver(client)
span = Span("test-id", "test-parent", "test-span-id", None, 0, "test",
self.mock_context)
self.assertTrue(baseplate_observer.should_sample(span))
baseplate_observer.sample_rate = 0
self.assertFalse(baseplate_observer.should_sample(span))
def test_no_tracing_without_sampling(self):
client = make_client("test-service", sample_rate=0)
baseplate_observer = TraceBaseplateObserver(client)
context_mock = mock.Mock()
span = ServerSpan("test-id", "test-parent-id", "test-span-id", False,
0, "test", self.mock_context)
baseplate_observer.on_server_span_created(context_mock, span)
self.assertEqual(len(span.observers), 0)
def test_configure_tracing_with_defaults_new_style(self):
baseplate = Baseplate()
self.assertEqual(0, len(baseplate.observers))
client = make_client("test")
baseplate.configure_tracing(client)
self.assertEqual(1, len(baseplate.observers))
tracing_observer = baseplate.observers[0]
self.assertEqual("test", tracing_observer.service_name)
def test_should_sample_utilizes_force_sampling(self):
client = make_client("test-service", sample_rate=0)
baseplate_observer = TraceBaseplateObserver(client)
span_with_forced = Span("test-id", "test-parent", "test-span-id",
False, 1, "test", self.mock_context)
span_without_forced = Span("test-id", "test-parent", "test-span-id",
False, 0, "test", self.mock_context)
self.assertTrue(baseplate_observer.should_sample(span_with_forced))
self.assertFalse(baseplate_observer.should_sample(span_without_forced))
def test_register_server_span_observer(self):
client = make_client("test-service")
baseplate_observer = TraceBaseplateObserver(client)
context_mock = mock.Mock()
span = ServerSpan("test-id", "test-parent-id", "test-span-id", True, 0,
"test", self.mock_context)
baseplate_observer.on_server_span_created(context_mock, span)
self.assertEqual(len(span.observers), 1)
self.assertEqual(type(span.observers[0]), TraceServerSpanObserver)
def test_remote_recorder_setup(self):
client = make_client("test-service",
tracing_endpoint=Endpoint("test:1111"))
baseplate_observer = TraceBaseplateObserver(client)
self.assertTrue(isinstance(baseplate_observer.recorder,
RemoteRecorder))
def test_sets_hostname(self):
client = make_client("test-service")
baseplate_observer = TraceBaseplateObserver(client)
self.assertIsNotNone(baseplate_observer.hostname)
def test_logging_recorder_setup(self):
client = make_client("test-service")
baseplate_observer = TraceBaseplateObserver(client)
self.assertEqual(type(baseplate_observer.recorder), LoggingRecorder)
def test_null_recorder_setup(self):
client = make_client("test-service", log_if_unconfigured=False)
baseplate_observer = TraceBaseplateObserver(client)
self.assertEqual(type(baseplate_observer.recorder), NullRecorder)
