mirror of
https://github.com/node-red/node-red.git
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446 lines
19 KiB
JavaScript
446 lines
19 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 when = require("when");
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var http = require("http");
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var should = require("should");
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var express = require("express");
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var bodyParser = require('body-parser');
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var helper = require("../../helper.js");
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var httpRequestNode = require("../../../../nodes/core/io/21-httprequest.js");
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var hashSum = require("hash-sum");
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describe('HTTP Request Node', function() {
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var testApp;
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var testServer;
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var testPort = 9000;
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function startServer(done) {
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testPort += 1;
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testServer = http.createServer(testApp);
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testServer.on('error', function(err) {
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startServer(done);
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});
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testServer.listen(testPort,function(err) {
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done();
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})
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}
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function getTestURL(url) {
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return "http://localhost:"+testPort+url;
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}
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before(function(done) {
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testApp = express();
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testApp.use(bodyParser.raw({type:"*/*"}));
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testApp.get('/statusCode204', function(req,res) { res.status(204).end();})
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testApp.get('/text', function(req, res){ res.send('hello'); });
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testApp.get('/json-valid', function(req, res){ res.json({a:1}); });
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testApp.get('/json-invalid', function(req, res){ res.set('Content-Type', 'application/json').send("{a:1"); });
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testApp.post('/postInspect', function(req,res) {
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var result = {
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body: req.body.toString(),
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headers: req.headers
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}
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res.json(result);
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});
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startServer(function() {
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helper.startServer(done);
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});
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});
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after(function() {
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testServer.close();
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});
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afterEach(function() {
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helper.unload();
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});
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it('get plain text content', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"GET",ret:"txt",url:getTestURL('/text')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload','hello');
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-length',''+('hello'.length));
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msg.headers.should.have.property('content-type').which.startWith('text/html');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('get JSON content', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"GET",ret:"obj",url:getTestURL('/json-valid')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload',{a:1});
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-type').which.startWith('application/json');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('get Buffer content', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"GET",ret:"bin",url:getTestURL('/text')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload');
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Buffer.isBuffer(msg.payload).should.be.true();
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-type');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('returns plain text when JSON fails to parse', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"GET",ret:"obj",url:getTestURL('/json-invalid')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload',"{a:1");
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-type').which.startWith('application/json');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('return the status code', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"GET",ret:"txt",url:getTestURL('/statusCode204')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload','');
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msg.should.have.property('statusCode',204);
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('allow the url to be missing the http:// prefix', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"GET",ret:"txt",url:getTestURL('/text').substring("http://".length)},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload','hello');
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-length',''+('hello'.length));
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msg.headers.should.have.property('content-type').which.startWith('text/html');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('reject non http:// schemes - node config', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"GET",ret:"txt",url:"ftp://foo"},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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var inError = false;
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n2.on("input", function(msg) {
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inError = true;
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});
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n1.receive({payload:"foo"});
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setTimeout(function() {
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if (inError) {
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done(new Error("non http(s):// scheme allowed through"))
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} else {
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done();
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}
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},20)
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});
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});
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it('reject non http:// schemes - msg.url', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"GET",ret:"txt"},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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var inError = false;
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n2.on("input", function(msg) {
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inError = true;
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});
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n1.receive({payload:"foo",url:"ftp://foo"});
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setTimeout(function() {
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if (inError) {
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done(new Error("non http(s):// scheme allowed through"))
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} else {
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done();
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}
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},20)
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});
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});
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it('allow the message to provide the url', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"GET",ret:"txt"},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload','hello');
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-length',''+('hello'.length));
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msg.headers.should.have.property('content-type').which.startWith('text/html');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:"foo",url:getTestURL('/text')});
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});
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});
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it('allow the message to provide the method', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"use",ret:"txt",url:getTestURL('/text')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload','hello');
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-length',''+('hello'.length));
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msg.headers.should.have.property('content-type').which.startWith('text/html');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:"foo",method:"get"});
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});
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});
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it('allow the url to contain mustache placeholders', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"GET",ret:"txt",url:getTestURL('/te{{placeholder}}')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload','hello');
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-length',''+('hello'.length));
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msg.headers.should.have.property('content-type').which.startWith('text/html');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:"foo",placeholder:"xt"});
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});
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});
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it('send the payload as the body of a POST as application/json', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"POST",ret:"obj",url:getTestURL('/postInspect')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload');
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msg.payload.body.should.eql('{"foo":"abcde"}');
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msg.payload.headers.should.have.property('content-type').which.startWith('application/json');
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-type').which.startWith('application/json');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:{foo:"abcde"}});
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});
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});
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it('send an Object payload as the body of a POST', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"POST",ret:"obj",url:getTestURL('/postInspect')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload');
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msg.payload.body.should.eql('{"foo":"abcde"}');
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msg.payload.headers.should.have.property('content-type').which.startWith('text/plain');
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-type').which.startWith('application/json');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:{foo:"abcde"}, headers: { 'content-type': 'text/plain'}});
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});
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})
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it('send a Buffer as the body of a POST', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"POST",ret:"obj",url:getTestURL('/postInspect')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload');
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msg.payload.body.should.eql('hello');
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msg.payload.headers.should.have.property('content-type').which.startWith('text/plain');
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-type').which.startWith('application/json');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:new Buffer('hello'), headers: { 'content-type': 'text/plain'}});
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});
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})
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it('send a Buffer as the body of a POST', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"POST",ret:"obj",url:getTestURL('/postInspect')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property('payload');
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msg.payload.body.should.eql('hello');
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msg.payload.headers.should.have.property('content-type').which.startWith('text/plain');
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msg.should.have.property('statusCode',200);
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msg.should.have.property('headers');
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msg.headers.should.have.property('content-type').which.startWith('application/json');
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done();
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} catch(err) {
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done(err);
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}
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});
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n1.receive({payload:new Buffer('hello'), headers: { 'content-type': 'text/plain'}});
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});
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})
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it('ignores unmodified msg.headers property', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"POST",ret:"obj",url:getTestURL('/postInspect')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.payload.headers.should.have.property('content-type').which.startWith('application/json');
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msg.payload.headers.should.not.have.property('x-node-red-request-node');
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done();
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} catch(err) {
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done(err);
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}
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});
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// Pass in a headers property with an unmodified x-node-red-request-node hash
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// This should cause the node to ignore the headers
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n1.receive({payload:{foo:"bar"}, headers: { 'content-type': 'text/plain', "x-node-red-request-node":"67690139"}});
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});
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})
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it('uses modified msg.headers property', function(done) {
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var flow = [{id:"n1",type:"http request",wires:[["n2"]],method:"POST",ret:"obj",url:getTestURL('/postInspect')},
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{id:"n2", type:"helper"}];
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helper.load(httpRequestNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.payload.headers.should.have.property('content-type').which.startWith('text/plain');
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msg.payload.headers.should.not.have.property('x-node-red-request-node');
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done();
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} catch(err) {
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done(err);
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}
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});
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// Pass in a headers property with a x-node-red-request-node hash that doesn't match the contents
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// This should cause the node to use the headers
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n1.receive({payload:{foo:"bar"}, headers: { 'content-type': 'text/plain', "x-node-red-request-node":"INVALID_SUM"}});
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});
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})
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});
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