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Diffstat (limited to 'src/node/test/math/math_server.js')
-rw-r--r-- | src/node/test/math/math_server.js | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/src/node/test/math/math_server.js b/src/node/test/math/math_server.js deleted file mode 100644 index 4291ae18b4..0000000000 --- a/src/node/test/math/math_server.js +++ /dev/null @@ -1,124 +0,0 @@ -/* - * - * 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; |