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https://github.com/unclechu/gRPC-haskell.git
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81 lines
3.2 KiB
Python
81 lines
3.2 KiB
Python
from simple_pb2 import *
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from uuid import uuid4
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import random
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import Queue
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print "Starting python client"
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channel = beta_implementations.insecure_channel('localhost', 50051)
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stub = beta_create_SimpleService_stub(channel)
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def runTests():
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# Test normal call: return a sum of all numbers sent to it
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print "Test 100 random sums"
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for i in xrange(100):
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randints = [random.randint(0, 1000) for _ in xrange(random.randint(10, 1000))]
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name = "test%d" % i
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response = stub.normalCall(SimpleServiceRequest(request = name, num = randints), 10)
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assert response.response == name
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assert response.num == sum(randints)
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# Test streaming call: The server response will be the sum of all numbers sent in the request along with a concatenation of the request name
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print "Test 100 random sums (client streaming)"
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for i in xrange(100):
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# avoid globals
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expected_sum = [0]
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expected_response_name = ['']
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def send_requests(esum, ename):
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for _ in xrange(random.randint(5, 50)):
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nums = [random.randint(0, 1000) for _ in xrange(random.randint(10, 100))]
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name = str(uuid4())
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esum[0] += sum(nums)
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ename[0] += name
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yield SimpleServiceRequest(request = name, num = nums)
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response = stub.clientStreamingCall(send_requests(expected_sum, expected_response_name), 10)
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assert response.response == expected_response_name[0]
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assert response.num == expected_sum[0]
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# Test server streaming call: The server should respond once for each number in the request
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print "Test 100 random server streaming calls"
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for i in xrange(100):
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nums = [random.randint(0, 1000) for _ in xrange(random.randint(0, 1000))]
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for response in stub.serverStreamingCall(SimpleServiceRequest(request = "server streaming", num = nums), 60):
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assert response.num == nums[0]
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assert response.response == "server streaming"
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nums = nums[1:]
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# Test bidirectional streaming: for each request, we should get a response indicating the sum of all numbers sent in the last request
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print "Test bidirectional streaming"
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for i in xrange(100):
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requests = Queue.Queue()
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def send_requests():
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for _ in xrange(random.randint(5, 50)):
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nums = [random.randint(0, 1000) for _ in xrange(random.randint(10, 100))]
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name = str(uuid4())
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requests.put((name, sum(nums)))
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yield SimpleServiceRequest(request = name, num = nums)
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for response in stub.biDiStreamingCall(send_requests(), 10):
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(exp_name, exp_sum) = requests.get()
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assert response.response == exp_name
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assert response.num == exp_sum
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print "Sending DONE message to server"
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stub.done(SimpleServiceDone(), 10)
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print "All python client tests against the generated server were successful"
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try:
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runTests()
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except Exception as e:
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print "Python client test exception caught: "
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print e.__doc__
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print e.message
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print "Sending DONE message to server before exiting"
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stub.done(SimpleServiceDone(), 10)
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print "Exiting with failure status"
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exit(1)
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