opentelemetry-python-contrib/reference/tests/contrib/consul/test.py

171 lines
4.8 KiB
Python

import consul
from ddtrace import Pin
from ddtrace.constants import ANALYTICS_SAMPLE_RATE_KEY
from ddtrace.ext import consul as consulx
from ddtrace.vendor.wrapt import BoundFunctionWrapper
from ddtrace.contrib.consul.patch import patch, unpatch
from ..config import CONSUL_CONFIG
from ...base import BaseTracerTestCase
class TestConsulPatch(BaseTracerTestCase):
TEST_SERVICE = 'test-consul'
def setUp(self):
super(TestConsulPatch, self).setUp()
patch()
c = consul.Consul(
host=CONSUL_CONFIG['host'],
port=CONSUL_CONFIG['port'],
)
Pin.override(consul.Consul, service=self.TEST_SERVICE, tracer=self.tracer)
Pin.override(consul.Consul.KV, service=self.TEST_SERVICE, tracer=self.tracer)
self.c = c
def tearDown(self):
unpatch()
super(TestConsulPatch, self).tearDown()
def test_put(self):
key = 'test/put/consul'
value = 'test_value'
self.c.kv.put(key, value)
spans = self.get_spans()
assert len(spans) == 1
span = spans[0]
assert span.service == self.TEST_SERVICE
assert span.name == consulx.CMD
assert span.resource == 'PUT'
assert span.error == 0
tags = {
consulx.KEY: key,
consulx.CMD: 'PUT',
}
for k, v in tags.items():
assert span.get_tag(k) == v
def test_get(self):
key = 'test/get/consul'
self.c.kv.get(key)
spans = self.get_spans()
assert len(spans) == 1
span = spans[0]
assert span.service == self.TEST_SERVICE
assert span.name == consulx.CMD
assert span.resource == 'GET'
assert span.error == 0
tags = {
consulx.KEY: key,
consulx.CMD: 'GET',
}
for k, v in tags.items():
assert span.get_tag(k) == v
def test_delete(self):
key = 'test/delete/consul'
self.c.kv.delete(key)
spans = self.get_spans()
assert len(spans) == 1
span = spans[0]
assert span.service == self.TEST_SERVICE
assert span.name == consulx.CMD
assert span.resource == 'DELETE'
assert span.error == 0
tags = {
consulx.KEY: key,
consulx.CMD: 'DELETE',
}
for k, v in tags.items():
assert span.get_tag(k) == v
def test_kwargs(self):
key = 'test/kwargs/consul'
value = 'test_value'
self.c.kv.put(key=key, value=value)
spans = self.get_spans()
assert len(spans) == 1
span = spans[0]
assert span.service == self.TEST_SERVICE
assert span.name == consulx.CMD
assert span.resource == 'PUT'
assert span.error == 0
tags = {
consulx.KEY: key,
}
for k, v in tags.items():
assert span.get_tag(k) == v
def test_patch_idempotence(self):
key = 'test/patch/idempotence'
patch()
patch()
self.c.kv.get(key)
assert self.spans
assert isinstance(self.c.kv.get, BoundFunctionWrapper)
unpatch()
self.reset()
self.c.kv.get(key)
assert not self.spans
assert not isinstance(self.c.kv.get, BoundFunctionWrapper)
def test_patch_preserves_functionality(self):
key = 'test/functionality'
value = b'test_value'
self.c.kv.put(key, value)
_, data = self.c.kv.get(key)
assert data['Value'] == value
self.c.kv.delete(key)
_, data = self.c.kv.get(key)
assert data is None
def test_analytics_without_rate(self):
with self.override_config('consul', {'analytics_enabled': True}):
key = 'test/kwargs/consul'
value = 'test_value'
self.c.kv.put(key=key, value=value)
spans = self.get_spans()
assert len(spans) == 1
span = spans[0]
assert span.get_metric(ANALYTICS_SAMPLE_RATE_KEY) == 1.0
def test_analytics_with_rate(self):
with self.override_config('consul', {'analytics_enabled': True, 'analytics_sample_rate': 0.5}):
key = 'test/kwargs/consul'
value = 'test_value'
self.c.kv.put(key=key, value=value)
spans = self.get_spans()
assert len(spans) == 1
span = spans[0]
assert span.get_metric(ANALYTICS_SAMPLE_RATE_KEY) == 0.5
def test_analytics_disabled(self):
with self.override_config('consul', {'analytics_enabled': False}):
key = 'test/kwargs/consul'
value = 'test_value'
self.c.kv.put(key=key, value=value)
spans = self.get_spans()
assert len(spans) == 1
span = spans[0]
assert span.get_metric(ANALYTICS_SAMPLE_RATE_KEY) is None