def setUp(self):
self.traced_app = TraceMiddleware(
cherrypy,
tracer=ddtrace.tracer,
service="test.cherrypy.service",
distributed_tracing=True,
)
def setUp(self):
super(TestCherrypy, self).setUp()
self.traced_app = TraceMiddleware(
cherrypy,
self.tracer,
service="test.cherrypy.service",
distributed_tracing=True,
)
def test_double_instrumentation(self):
# ensure CherryPy is never instrumented twice when `ddtrace-run`
# and `TraceMiddleware` are used together. `traced_app` MUST
# be assigned otherwise it's not possible to reproduce the
# problem (the test scope must keep a strong reference)
traced_app = TraceMiddleware(cherrypy, self.tracer) # noqa: F841
self.getPage("/")
time.sleep(0.1)
self.assertHeader("Content-Type", "text/html;charset=utf-8")
self.assertStatus("200 OK")
spans = self.pop_spans()
assert len(spans) == 1
def test_double_instrumentation_config(self):
# ensure CherryPy uses the last set configuration to be sure
# there are no breaking changes for who uses `ddtrace-run`
# with the `TraceMiddleware`
assert cherrypy.tools.tracer.service == "test.cherrypy.service"
TraceMiddleware(
cherrypy,
self.tracer,
service="new-intake",
)
self.getPage("/")
time.sleep(0.1)
self.assertHeader("Content-Type", "text/html;charset=utf-8")
self.assertStatus("200 OK")
spans = self.pop_spans()
assert len(spans) == 1
assert cherrypy.tools.tracer.service == "new-intake"