mirror of https://github.com/node-red/node-red.git
237 lines
10 KiB
JavaScript
237 lines
10 KiB
JavaScript
/**
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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 net = require("net");
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var should = require("should");
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var stoppable = require('stoppable');
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var helper = require("node-red-node-test-helper");
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var tcpinNode = require("nr-test-utils").require("@node-red/nodes/core/network/31-tcpin.js");
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describe('TCP in Node', function() {
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var port = 9200;
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var server = undefined;
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var server_port = 9300;
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var reply_data = undefined;
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beforeEach(function(done) {
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startServer(done);
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});
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afterEach(function(done) {
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helper.unload();
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stopServer(done);
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});
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function sendArray(sock, array) {
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if(array.length > 0) {
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sock.write(array[0], function() {
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sendArray(sock, array.slice(1));
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});
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}
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else {
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sock.end();
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}
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}
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function startServer(done) {
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server_port += 1;
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server = stoppable(net.createServer(function(c) {
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sendArray(c, reply_data);
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})).listen(server_port, "localhost", function(err) {
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done(err);
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});
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}
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function stopServer(done) {
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server.stop(done);
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}
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function send(wdata) {
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var opt = {port:port, host:"localhost"};
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var client = net.createConnection(opt, function() {
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client.write(wdata[0], function() {
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client.end();
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if(wdata.length > 1) {
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send(wdata.slice(1));
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}
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});
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});
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}
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function eql(v0, v1) {
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return((v0 === v1) || ((typeof v0) === 'object' && v0.equals(v1)));
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}
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function testTCP(flow, wdata, rdata, is_server, done) {
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if(is_server) {
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reply_data = wdata;
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}
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helper.load(tcpinNode, flow, function() {
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var n2 = helper.getNode("n2");
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var rcount = 0;
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n2.on("input", function(msg) {
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if(eql(msg.payload, rdata[rcount])) {
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rcount++;
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}
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else {
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should.fail();
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}
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if(rcount === rdata.length) {
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done();
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}
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});
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if(!is_server) {
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send(wdata);
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}
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});
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}
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function testTCP0(flow, wdata, rdata, done) {
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testTCP(flow, wdata, rdata, false, done);
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}
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function testTCP1(flow, wdata, rdata, done) {
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testTCP(flow, wdata, rdata, true, done);
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}
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it('should recv data (Stream/Buffer)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"stream", datatype:"buffer", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo"], [Buffer("foo")], done);
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});
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it('should recv data (Stream/String/Delimiter:\\n)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"stream", datatype:"utf8", newline:"\n", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo\nbar"], ["foo", "bar"], done);
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});
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it('should recv data (Stream/String/Delimiter:o\\n)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"stream", datatype:"utf8", newline:"o\n", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo\nbar"], ["fo", "bar"], done);
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});
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it('should recv data (Stream/String/Delimiter:o\\n) and reattach o', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"stream", datatype:"utf8", newline:"o\n", trim:true, topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo\nbar"], ["foo\n", "bar"], done);
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});
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it('should recv data (Stream/String/No delimiter)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"stream", datatype:"utf8", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo\nbar"], ["foo\nbar"], done);
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});
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it('should recv data (Stream/Base64)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"stream", datatype:"base64", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo"], [Buffer("foo").toString('base64')], done);
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});
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it('should recv data (Single/Buffer)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"single", datatype:"buffer", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo"], [Buffer("foo")], done);
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});
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it('should recv data (Single/String)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"single", datatype:"utf8", newline:"\n", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo\nbar\nbaz"], ["foo\nbar\nbaz"], done);
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});
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it('should recv data (Stream/Base64)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"single", datatype:"base64", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo"], [Buffer("foo").toString('base64')], done);
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});
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it('should recv multiple data (Stream/Buffer)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"stream", datatype:"buffer", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo", "bar"], [Buffer("foo"), Buffer("bar")], done);
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});
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it('should recv multiple data (Stream/String/Delimiter:\\n)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"stream", datatype:"utf8", newline:"\n", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo", "bar\nbaz"], ["foo", "bar", "baz"], done);
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});
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it('should recv multiple data (Stream/String/No delimiter)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"stream", datatype:"utf8", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP0(flow, ["foo", "bar\nbaz"], ["foo", "bar\nbaz"], done);
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});
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it('should recv multiple data (Stream/Base64)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"server", host:"localhost", port:port, datamode:"stream", datatype:"base64", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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var wdata = ["foo", "bar"];
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var rdata = wdata.map(function(x) {
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return Buffer(x).toString('base64');
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});
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testTCP0(flow, wdata, rdata, done);
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});
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it('should connect & recv data (Stream/Buffer)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"client", host:"localhost", port:server_port, datamode:"stream", datatype:"buffer", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP1(flow, ["foo"], [Buffer("foo")], done);
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});
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it('should connect & recv data (Stream/String/Delimiter:\\n)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"client", host:"localhost", port:server_port, datamode:"stream", datatype:"utf8", newline:"\n", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP1(flow, ["foo\nbar"], ["foo", "bar"], done);
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});
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it('should connect & recv data (Stream/String/No delimiter)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"client", host:"localhost", port:server_port, datamode:"stream", datatype:"utf8", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP1(flow, ["foo\nbar"], ["foo\nbar"], done);
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});
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it('should connect & recv data (Stream/Base64)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"client", host:"localhost", port:server_port, datamode:"stream", datatype:"base64", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP1(flow, ["foo"], [Buffer("foo").toString('base64')], done);
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});
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it('should connect & recv data (Single/Buffer)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"client", host:"localhost", port:server_port, datamode:"single", datatype:"buffer", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP1(flow, ["foo"], [Buffer("foo")], done);
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});
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it('should connect & recv data (Single/String)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"client", host:"localhost", port:server_port, datamode:"single", datatype:"utf8", newline:"\n", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP1(flow, ["foo\nbar\nbaz"], ["foo\nbar\nbaz"], done);
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});
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it('should connect & recv data (Stream/Base64)', function(done) {
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var flow = [{id:"n1", type:"tcp in", server:"client", host:"localhost", port:server_port, datamode:"single", datatype:"base64", newline:"", topic:"", base64:false, wires:[["n2"]] },
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{id:"n2", type:"helper"}];
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testTCP1(flow, ["foo"], [Buffer("foo").toString('base64')], done);
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});
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});
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