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node-red/test/nodes/core/io/32-udpin_spec.js
Christopher Hiller e1195ac00a fix many test problems (#1677)
* fix many test problems

- adds [stoppable](https://npm.im/stoppable) to force-stop net & http
  servers
- upgrades to latest mocha
- much cleanup of servers
- some removal of useless code

Signed-off-by: Christopher Hiller <boneskull@boneskull.com>

* increase wait time to hack at race condition

* PoC with fork of stoppable

Signed-off-by: Christopher Hiller <boneskull@boneskull.com>

* fix custom stoppable url for newer npm

* make travis go faster; attempt to avoid npm troubles

* fix coveralls executable path

* add extra time for flake to trigger spec

Signed-off-by: Christopher Hiller <boneskull@boneskull.com>
2018-04-23 12:37:26 +01:00

95 lines
3.0 KiB
JavaScript

/**
* Copyright JS Foundation and other contributors, http://js.foundation
*
* 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.
**/
var dgram = require("dgram");
var should = require("should");
var helper = require("../../helper.js");
var udpNode = require("../../../../nodes/core/io/32-udp.js");
describe('UDP in Node', function() {
var port = 9100;
before(function(done) {
helper.startServer(done);
});
after(function(done) {
helper.stopServer(done);
});
afterEach(function() {
helper.unload();
});
function sendIPv4(msg) {
var sock = dgram.createSocket('udp4');
sock.send(msg, 0, msg.length, port, "127.0.0.1", function(msg) {
sock.close();
});
}
function checkRecv(dt, proto, val0, val1, done) {
var flow = [{id:"n1", type:"udp in",
group: "", multicast:false,
port:port, ipv:proto,
datatype: dt, iface: "",
wires:[["n2"]] },
{id:"n2", type:"helper"}];
helper.load(udpNode, flow, function() {
var n2 = helper.getNode("n2");
n2.on("input", function(msg) {
try {
var ip = ((proto === 'udp6') ? '::ffff:':'') +'127.0.0.1';
msg.should.have.property('ip', ip);
msg.should.have.property('port');
msg.should.have.property('payload');
msg.payload.should.deepEqual(val1);
done();
} catch(err) {
done(err);
}
});
sendIPv4(val0);
});
}
it('should recv IPv4 data (Buffer)', function(done) {
checkRecv('buffer', 'udp4', 'hello', Buffer('hello'), done);
});
it('should recv IPv4 data (String)', function(done) {
checkRecv('utf8', 'udp4', 'hello', 'hello', done);
});
it('should recv IPv4 data (base64)', function(done) {
checkRecv('base64', 'udp4', 'hello', Buffer('hello').toString('base64'), done);
});
it('should recv IPv6 data (Buffer)', function(done) {
checkRecv('buffer', 'udp6', 'hello', Buffer('hello'), done);
});
it('should recv IPv6 data (String)', function(done) {
checkRecv('utf8', 'udp6', 'hello', 'hello', done);
});
it('should recv IPv6 data (base64)', function(done) {
checkRecv('base64', 'udp6', 'hello', Buffer('hello').toString('base64'), done);
});
});