def test_correlation_identifiers_without_trace(self):
# ensures `None` is returned if no Traces are active
with override_global_tracer(self.tracer):
trace_id, span_id = helpers.get_correlation_ids()
self.assertIsNone(trace_id)
self.assertIsNone(span_id)
def test_correlation_identifiers_missing_context(self):
# ensures we return `None` if there is no current context
self.tracer.get_call_context = mock.MagicMock(return_value=None)
with override_global_tracer(self.tracer):
trace_id, span_id = helpers.get_correlation_ids()
self.assertIsNone(trace_id)
self.assertIsNone(span_id)
def test_correlation_identifiers_with_disabled_trace(self):
# ensures `None` is returned if tracer is disabled
with override_global_tracer(self.tracer):
self.tracer.enabled = False
self.tracer.trace("MockSpan")
trace_id, span_id = helpers.get_correlation_ids()
self.assertIsNone(trace_id)
self.assertIsNone(span_id)
def test_correlation_identifiers(self):
# ensures the right correlation identifiers are
# returned when a Trace is active
with override_global_tracer(self.tracer):
span = self.tracer.trace("MockSpan")
active_trace_id, active_span_id = span.trace_id, span.span_id
trace_id, span_id = helpers.get_correlation_ids()
self.assertEqual(trace_id, active_trace_id)
self.assertEqual(span_id, active_span_id)
