milvus/shards/mishards/grpc_utils/test_grpc.py

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2019-10-21 08:21:32 +00:00
import logging
import opentracing
from mishards.grpc_utils import GrpcSpanDecorator, is_grpc_method
from milvus.grpc_gen import status_pb2, milvus_pb2
logger = logging.getLogger(__name__)
class FakeTracer(opentracing.Tracer):
pass
class FakeSpan(opentracing.Span):
def __init__(self, context, tracer, **kwargs):
super(FakeSpan, self).__init__(tracer, context)
self.reset()
def set_tag(self, key, value):
self.tags.append({key: value})
def log_kv(self, key_values, timestamp=None):
self.logs.append(key_values)
def reset(self):
self.tags = []
self.logs = []
class FakeRpcInfo:
def __init__(self, request, response):
self.request = request
self.response = response
class TestGrpcUtils:
def test_span_deco(self):
request = 'request'
OK = status_pb2.Status(error_code=status_pb2.SUCCESS, reason='Success')
response = OK
rpc_info = FakeRpcInfo(request=request, response=response)
span = FakeSpan(context=None, tracer=FakeTracer())
span_deco = GrpcSpanDecorator()
span_deco(span, rpc_info)
assert len(span.logs) == 0
assert len(span.tags) == 0
response = milvus_pb2.BoolReply(status=OK, bool_reply=False)
rpc_info = FakeRpcInfo(request=request, response=response)
span = FakeSpan(context=None, tracer=FakeTracer())
span_deco = GrpcSpanDecorator()
span_deco(span, rpc_info)
assert len(span.logs) == 0
assert len(span.tags) == 0
response = 1
rpc_info = FakeRpcInfo(request=request, response=response)
span = FakeSpan(context=None, tracer=FakeTracer())
span_deco = GrpcSpanDecorator()
span_deco(span, rpc_info)
assert len(span.logs) == 1
assert len(span.tags) == 1
response = 0
rpc_info = FakeRpcInfo(request=request, response=response)
span = FakeSpan(context=None, tracer=FakeTracer())
span_deco = GrpcSpanDecorator()
span_deco(span, rpc_info)
assert len(span.logs) == 0
assert len(span.tags) == 0
def test_is_grpc_method(self):
target = 1
assert not is_grpc_method(target)
target = None
assert not is_grpc_method(target)