| /* |
| * |
| * 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 assert = require('assert'); |
| |
| var grpc = require('..'); |
| var math = grpc.load(__dirname + '/../../proto/math/math.proto').math; |
| |
| |
| /** |
| * Client to use to make requests to a running server. |
| */ |
| var math_client; |
| |
| /** |
| * Server to test against |
| */ |
| var getServer = require('./math/math_server.js'); |
| |
| var server = getServer(); |
| |
| describe('Async functionality', function() { |
| before(function(done) { |
| var port_num = server.bind('0.0.0.0:0', |
| grpc.ServerCredentials.createInsecure()); |
| server.start(); |
| math_client = new math.Math('localhost:' + port_num, |
| grpc.credentials.createInsecure()); |
| done(); |
| }); |
| after(function() { |
| grpc.closeClient(math_client); |
| server.forceShutdown(); |
| }); |
| it('should not hang', function(done) { |
| var chunkCount=0; |
| var call = math_client.sum(function handleSumResult(err, value) { |
| assert.ifError(err); |
| assert.equal(value.num, chunkCount); |
| }); |
| |
| var path = require('path'); |
| var fs = require('fs'); |
| var fileToRead = path.join(__dirname, 'numbers.txt'); |
| var readStream = fs.createReadStream(fileToRead); |
| |
| readStream.once('readable', function () { |
| readStream.on('data', function (chunk) { |
| call.write({'num': 1}); |
| chunkCount += 1; |
| }); |
| |
| readStream.on('end', function () { |
| call.end(); |
| }); |
| |
| readStream.on('error', function (error) { |
| }); |
| }); |
| |
| call.on('status', function checkStatus(status) { |
| assert.strictEqual(status.code, grpc.status.OK); |
| done(); |
| }); |
| }); |
| }); |