def baseplate_thrift_client(endpoint, client_span_observer=None):
pool = ThriftConnectionPool(endpoint)
context = RequestContext()
server_span = ServerSpan(
trace_id=1234,
parent_id=2345,
span_id=3456,
flags=4567,
sampled=1,
name="example_service.example",
context=context,
)
if client_span_observer:
class TestServerSpanObserver(ServerSpanObserver):
def on_child_span_created(self, span):
span.register(client_span_observer)
server_span.register(TestServerSpanObserver())
edge_context_factory = make_edge_context_factory()
edge_context = edge_context_factory.from_upstream(
SERIALIZED_EDGECONTEXT_WITH_VALID_AUTH)
edge_context.attach_context(context)
context_factory = ThriftContextFactory(pool, TestService.Client)
client = context_factory.make_object_for_context("example_service",
server_span)
setattr(context, "example_service", client)
yield context
def test_null_child(self):
mock_observer = mock.Mock(spec=ServerSpanObserver)
mock_observer.on_child_span_created.return_value = None
server_span = ServerSpan("trace", "parent", "id", "name")
server_span.register(mock_observer)
child_span = server_span.make_child("child_name")
self.assertEqual(child_span.observers, [])
def test_null_child(self):
mock_observer = mock.Mock(spec=ServerSpanObserver)
mock_observer.on_child_span_created.return_value = None
server_span = ServerSpan("trace", "parent", "id", None, 0, "name")
server_span.register(mock_observer)
child_span = server_span.make_child("child_name")
self.assertEqual(child_span.observers, [])
def test_make_local_span_copies_context(self, mock_getrandbits):
mock_getrandbits.return_value = 0xCAFE
mock_observer = mock.Mock(spec=ServerSpanObserver)
mock_context = mock.Mock()
mock_cloned_context = mock.Mock()
mock_context.clone.return_value = mock_cloned_context
server_span = ServerSpan("trace", "parent", "id", None, 0, "name", mock_context)
server_span.register(mock_observer)
local_span = server_span.make_child("test_op", local=True, component_name="test_component")
self.assertNotEqual(local_span.context, mock_context)
def test_make_local_span_copies_context(self, mock_getrandbits):
mock_getrandbits.return_value = 0xCAFE
mock_observer = mock.Mock(spec=ServerSpanObserver)
mock_context = mock.Mock()
mock_cloned_context = mock.Mock(spec=WrappedRequestContext)
mock_context.clone.return_value = mock_cloned_context
server_span = ServerSpan("trace", "parent", "id", None, 0, "name", mock_context)
server_span.register(mock_observer)
local_span = server_span.make_child("test_op", local=True,
component_name="test_component")
self.assertNotEqual(local_span.context, mock_context)
def test_make_child(self, mock_getrandbits):
mock_getrandbits.return_value = 0xCAFE
mock_observer = mock.Mock(spec=ServerSpanObserver)
server_span = ServerSpan("trace", "parent", "id", "name")
server_span.register(mock_observer)
child_span = server_span.make_child("child_name")
self.assertEqual(child_span.name, "child_name")
self.assertEqual(child_span.id, 0xCAFE)
self.assertEqual(child_span.trace_id, "trace")
self.assertEqual(child_span.parent_id, "id")
self.assertEqual(mock_observer.on_child_span_created.call_count, 1)
self.assertEqual(mock_observer.on_child_span_created.call_args,
mock.call(child_span))
def test_make_child(self, mock_getrandbits):
mock_getrandbits.return_value = 0xCAFE
mock_observer = mock.Mock(spec=ServerSpanObserver)
server_span = ServerSpan("trace", "parent", "id", None, 0, "name")
server_span.register(mock_observer)
child_span = server_span.make_child("child_name")
self.assertEqual(child_span.name, "child_name")
self.assertEqual(child_span.id, 0xCAFE)
self.assertEqual(child_span.trace_id, "trace")
self.assertEqual(child_span.parent_id, "id")
self.assertEqual(mock_observer.on_child_span_created.call_count, 1)
self.assertEqual(mock_observer.on_child_span_created.call_args,
mock.call(child_span))
def test_make_local_span(self, mock_getrandbits):
mock_getrandbits.return_value = 0xCAFE
mock_observer = mock.Mock(spec=ServerSpanObserver)
mock_context = mock.Mock()
mock_cloned_context = mock.Mock()
mock_context.clone.return_value = mock_cloned_context
server_span = ServerSpan("trace", "parent", "id", None, 0, "name", mock_context)
server_span.register(mock_observer)
local_span = server_span.make_child("test_op", local=True, component_name="test_component")
self.assertEqual(local_span.name, "test_op")
self.assertEqual(local_span.id, 0xCAFE)
self.assertEqual(local_span.trace_id, "trace")
self.assertEqual(local_span.parent_id, "id")
self.assertEqual(mock_observer.on_child_span_created.call_count, 1)
self.assertEqual(mock_observer.on_child_span_created.call_args, mock.call(local_span))
def test_make_local_span(self, mock_getrandbits):
mock_getrandbits.return_value = 0xCAFE
mock_observer = mock.Mock(spec=ServerSpanObserver)
mock_context = mock.Mock()
mock_cloned_context = mock.Mock(spec=WrappedRequestContext)
mock_context.clone.return_value = mock_cloned_context
server_span = ServerSpan("trace", "parent", "id", None, 0, "name", mock_context)
server_span.register(mock_observer)
local_span = server_span.make_child("test_op", local=True,
component_name="test_component")
self.assertEqual(local_span.name, "test_op")
self.assertEqual(local_span.id, 0xCAFE)
self.assertEqual(local_span.trace_id, "trace")
self.assertEqual(local_span.parent_id, "id")
self.assertEqual(mock_observer.on_child_span_created.call_count, 1)
self.assertEqual(mock_observer.on_child_span_created.call_args,
mock.call(local_span))