def test_parent_already_finished(self):
mock_context = mock.Mock()
local_span = LocalSpan("trace", "parent", "id", None, 0, "name", mock_context)
local_span.start()
local_span.finish()
with self.assertRaises(ParentSpanAlreadyFinishedError):
local_span.make_child("foo")
def test_make_child(self, mock_getrandbits):
mock_getrandbits.return_value = 0xCAFE
mock_observer = mock.Mock(spec=SpanObserver)
mock_context = mock.Mock()
local_span = LocalSpan("trace", "parent", "id", None, 0, "name", mock_context)
local_span.register(mock_observer)
child_span = local_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))