mirror of https://github.com/grpc/grpc-node.git
120 lines
4.0 KiB
JavaScript
120 lines
4.0 KiB
JavaScript
/*
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*
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* Copyright 2014, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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var assert = require('assert');
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var grpc = require('..');
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var math = grpc.load(__dirname + '/../examples/math.proto').math;
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/**
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* Client to use to make requests to a running server.
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*/
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var math_client;
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/**
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* Server to test against
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*/
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var server = require('../examples/math_server.js');
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describe('Math client', function() {
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before(function(done) {
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var port_num = server.bind('0.0.0.0:0');
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server.listen();
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math_client = new math.Math('localhost:' + port_num);
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done();
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});
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after(function() {
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server.shutdown();
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});
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it('should handle a single request', function(done) {
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var arg = {dividend: 7, divisor: 4};
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var call = math_client.div(arg, function handleDivResult(err, value) {
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assert.ifError(err);
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assert.equal(value.quotient, 1);
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assert.equal(value.remainder, 3);
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});
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call.on('status', function checkStatus(status) {
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assert.strictEqual(status.code, grpc.status.OK);
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done();
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});
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});
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it('should handle a server streaming request', function(done) {
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var call = math_client.fib({limit: 7});
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var expected_results = [1, 1, 2, 3, 5, 8, 13];
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var next_expected = 0;
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call.on('data', function checkResponse(value) {
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assert.equal(value.num, expected_results[next_expected]);
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next_expected += 1;
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});
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call.on('status', function checkStatus(status) {
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assert.strictEqual(status.code, grpc.status.OK);
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done();
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});
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});
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it('should handle a client streaming request', function(done) {
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var call = math_client.sum(function handleSumResult(err, value) {
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assert.ifError(err);
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assert.equal(value.num, 21);
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});
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for (var i = 0; i < 7; i++) {
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call.write({'num': i});
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}
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call.end();
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call.on('status', function checkStatus(status) {
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assert.strictEqual(status.code, grpc.status.OK);
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done();
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});
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});
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it('should handle a bidirectional streaming request', function(done) {
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function checkResponse(index, value) {
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assert.equal(value.quotient, index);
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assert.equal(value.remainder, 1);
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}
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var call = math_client.divMany();
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var response_index = 0;
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call.on('data', function(value) {
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checkResponse(response_index, value);
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response_index += 1;
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});
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for (var i = 0; i < 7; i++) {
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call.write({dividend: 2 * i + 1, divisor: 2});
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}
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call.end();
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call.on('status', function checkStatus(status) {
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assert.strictEqual(status.code, grpc.status.OK);
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done();
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});
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});
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});
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