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diff --git a/src/node/test/math/math_server.js b/src/node/test/math/math_server.js
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-/*
- *
- * Copyright 2015 gRPC authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-'use strict';
-
-var grpc = require('../..');
-var grpcMath = require('./math_grpc_pb');
-var math = require('./math_pb');
-
-/**
- * Server function for division. Provides the /Math/DivMany and /Math/Div
- * functions (Div is just DivMany with only one stream element). For each
- * DivArgs parameter, responds with a DivReply with the results of the division
- * @param {Object} call The object containing request and cancellation info
- * @param {function(Error, *)} cb Response callback
- */
-function mathDiv(call, cb) {
- var req = call.request;
- var divisor = req.getDivisor();
- var dividend = req.getDividend();
- // Unary + is explicit coersion to integer
- if (req.getDivisor() === 0) {
- cb(new Error('cannot divide by zero'));
- } else {
- var response = new math.DivReply();
- response.setQuotient(Math.floor(dividend / divisor));
- response.setRemainder(dividend % divisor);
- cb(null, response);
- }
-}
-
-/**
- * Server function for Fibonacci numbers. Provides the /Math/Fib function. Reads
- * a single parameter that indicates the number of responses, and then responds
- * with a stream of that many Fibonacci numbers.
- * @param {stream} stream The stream for sending responses.
- */
-function mathFib(stream) {
- // Here, call is a standard writable Node object Stream
- var previous = 0, current = 1;
- for (var i = 0; i < stream.request.getLimit(); i++) {
- var response = new math.Num();
- response.setNum(current);
- stream.write(response);
- var temp = current;
- current += previous;
- previous = temp;
- }
- stream.end();
-}
-
-/**
- * Server function for summation. Provides the /Math/Sum function. Reads a
- * stream of number parameters, then responds with their sum.
- * @param {stream} call The stream of arguments.
- * @param {function(Error, *)} cb Response callback
- */
-function mathSum(call, cb) {
- // Here, call is a standard readable Node object Stream
- var sum = 0;
- call.on('data', function(data) {
- sum += data.getNum();
- });
- call.on('end', function() {
- var response = new math.Num();
- response.setNum(sum);
- cb(null, response);
- });
-}
-
-function mathDivMany(stream) {
- stream.on('data', function(div_args) {
- var divisor = div_args.getDivisor();
- var dividend = div_args.getDividend();
- if (divisor === 0) {
- stream.emit('error', new Error('cannot divide by zero'));
- } else {
- var response = new math.DivReply();
- response.setQuotient(Math.floor(dividend / divisor));
- response.setRemainder(dividend % divisor);
- stream.write(response);
- }
- });
- stream.on('end', function() {
- stream.end();
- });
-}
-
-function getMathServer() {
- var server = new grpc.Server();
- server.addService(grpcMath.MathService, {
- div: mathDiv,
- fib: mathFib,
- sum: mathSum,
- divMany: mathDivMany
- });
- return server;
-}
-
-if (require.main === module) {
- var server = getMathServer();
- server.bind('0.0.0.0:50051', grpc.ServerCredentials.createInsecure());
- server.start();
-}
-
-/**
- * See docs for server
- */
-module.exports = getMathServer;