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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 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();
});
});
});
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