/** * 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 when = require("when"); var http = require('http'); var express = require("express"); var fs = require('fs-extra'); var path = require('path'); var app = express(); var RED = require("../../red/red.js"); var utilPage = require("./pageobjects/util/util_page"); var server; var homeDir = './test/resources/home'; var address = '127.0.0.1'; var listenPort = 0; // use ephemeral port var url; /* * Set false when you need a flow to reproduce the failed test case. * The flow file is under "homeDir" defined above. */ var isDeleteFlow = true; function getFlowFilename() { var orig = Error.prepareStackTrace; var err = new Error(); Error.prepareStackTrace = function (err, stack) { return stack; }; // Two level higher caller is the actual caller (e.g. a caller of startServer). var filepath = err.stack[2].getFileName(); var filename = path.basename(filepath, ".js"); Error.prepareStackTrace = orig; var flowFile = 'flows_' + filename + '.json'; return flowFile; } function cleanup(flowFile) { deleteFile(homeDir+"/"+flowFile); deleteFile(homeDir+"/."+flowFile+".backup"); } function deleteFile(flowFile) { try { fs.statSync(flowFile); if (isDeleteFlow) { fs.unlinkSync(flowFile); } } catch (e) {} }; module.exports = { startServer: function() { try{ utilPage.init(); // Name a flow file including caller filename so that multiple Node-RED servers can run simultaneously. // Call this method here because retrieving the caller filename by call stack. var flowFilename = getFlowFilename(); browser.windowHandleMaximize(); browser.call(function () { // return when.promise(function(resolve, reject) { return new Promise(function(resolve, reject) { cleanup(flowFilename); app.use("/",express.static("public")); server = http.createServer(app); var settings = { httpAdminRoot: "/", httpNodeRoot: "/api", userDir: homeDir, flowFile: flowFilename, functionGlobalContext: { }, // enables global context SKIP_BUILD_CHECK: true, logging: {console: {level:'off'}} }; RED.init(server, settings); app.use(settings.httpAdminRoot,RED.httpAdmin); app.use(settings.httpNodeRoot,RED.httpNode); server.listen(listenPort, address); server.on('listening', function() { var port = server.address().port; url = 'http://' + address + ':' + port; }); RED.start().then(function() { resolve(); }); }); }); browser.url(url); browser.waitForExist('#palette_node_inject'); } catch (err) { console.log(err); throw err; } }, stopServer: function(done) { try { // Call this method here because retrieving the caller filename by call stack. var flowFilename = getFlowFilename(); browser.call(function () { browser.close(); // need to call this inside browser.call(). return when.promise(function(resolve, reject) { if (server) { RED.stop().then(function() { server.close(function() { cleanup(flowFilename); resolve(); }); }); } else { cleanup(flowFilename); resolve(); } }); }); } catch (err) { console.log(err); throw err; } }, url: function() { return url; }, red: function() { return RED; }, };