/**
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* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var dgram = require("dgram");
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var should = require("should");
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var helper = require("node-red-node-test-helper");
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var udpNode = require("nr-test-utils").require("@node-red/nodes/core/network/32-udp.js");
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describe('UDP out Node', function() {
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var port = 9200;
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before(function(done) {
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helper.startServer(done);
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});
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after(function(done) {
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helper.stopServer(done);
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});
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afterEach(function() {
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helper.unload();
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});
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function recvData(data, done) {
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var sock = dgram.createSocket('udp4');
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sock.on('message', function(msg, rinfo) {
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sock.close(done);
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msg.should.deepEqual(data);
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});
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sock.bind(port, '127.0.0.1');
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port++;
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}
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function checkSend(proto, val0, val1, decode, dest_in_msg, done) {
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var dst_ip = dest_in_msg ? undefined : "127.0.0.1";
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var dst_port = dest_in_msg ? undefined : port;
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var flow = [{id:"n1", type:"udp out",
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addr:dst_ip, port:dst_port, iface: "",
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ipv:proto, outport: "",
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base64:decode, multicast:false,
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wires:[] }];
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helper.load(udpNode, flow, function() {
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var n1 = helper.getNode("n1");
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var msg = {};
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if (decode) {
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msg.payload = Buffer.from("hello").toString('base64');
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}
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else {
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msg.payload = "hello";
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}
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if (dest_in_msg) {
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msg.ip = "127.0.0.1";
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msg.port = port;
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}
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recvData(val1, done);
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setTimeout(function() {
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n1.receive(msg);
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}, 200);
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});
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}
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it('should send IPv4 data', function(done) {
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checkSend('udp4', 'hello', Buffer.from('hello'), false, false, done);
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});
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it('should send IPv4 data (base64)', function(done) {
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checkSend('udp4', 'hello', Buffer.from('hello'), true, false, done);
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});
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it('should send IPv4 data with dest from msg', function(done) {
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checkSend('udp4', 'hello', Buffer.from('hello'), false, true, done);
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});
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});
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