Files
2020-04-08 10:39:44 -07:00

31 lines
973 B
Python

import pytest
from opentracing.scope_managers.tornado import TornadoScopeManager
@pytest.fixture()
def ot_tracer(ot_tracer_factory):
"""Fixture providing an opentracer configured for tornado usage."""
yield ot_tracer_factory('tornado_svc', {}, TornadoScopeManager())
class TestTracerTornado(object):
"""
Since the ScopeManager is provided by OpenTracing we should simply test
whether it exists and works for a very simple use-case.
"""
def test_sanity(self, ot_tracer, writer):
with ot_tracer.start_active_span('one'):
with ot_tracer.start_active_span('two'):
pass
traces = writer.pop_traces()
assert len(traces) == 1
assert len(traces[0]) == 2
assert traces[0][0].name == 'one'
assert traces[0][1].name == 'two'
# the parenting is correct
assert traces[0][0] == traces[0][1]._parent
assert traces[0][0].trace_id == traces[0][1].trace_id