mirror of https://github.com/node-red/node-red.git
387 lines
16 KiB
JavaScript
387 lines
16 KiB
JavaScript
/**
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* Copyright 2014, 2015 IBM Corp.
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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 should = require("should");
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var when = require("when");
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var sinon = require("sinon");
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var child_process = require('child_process');
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var fs = require("fs");
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var comms = require("../../red/comms");
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var redNodes = require("../../red/nodes");
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var api = require("../../red/api");
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var server = require("../../red/server");
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var storage = require("../../red/storage");
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var settings = require("../../red/settings");
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var log = require("../../red/log");
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describe("red/server", function() {
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var commsMessages = [];
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var commsPublish;
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beforeEach(function() {
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commsMessages = [];
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});
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before(function() {
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commsPublish = sinon.stub(comms,"publish", function(topic,msg,retained) {
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commsMessages.push({topic:topic,msg:msg,retained:retained});
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});
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});
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after(function() {
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commsPublish.restore();
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});
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it("initialises components", function() {
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var commsInit = sinon.stub(comms,"init",function() {});
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var dummyServer = {};
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server.init(dummyServer,{testSettings: true, httpAdminRoot:"/", load:function() { return when.resolve();}});
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commsInit.called.should.be.true;
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should.exist(server.app);
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should.exist(server.nodeApp);
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server.server.should.equal(dummyServer);
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commsInit.restore();
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});
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describe("start",function() {
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var commsInit;
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var storageInit;
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var settingsLoad;
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var apiInit;
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var logMetric;
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var logWarn;
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var logInfo;
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var logLog;
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var redNodesInit;
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var redNodesLoad;
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var redNodesCleanModuleList;
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var redNodesGetNodeList;
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var redNodesLoadFlows;
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var commsStart;
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beforeEach(function() {
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commsInit = sinon.stub(comms,"init",function() {});
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storageInit = sinon.stub(storage,"init",function(settings) {return when.resolve();});
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apiInit = sinon.stub(api,"init",function() {});
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logMetric = sinon.stub(log,"metric",function() { return false; });
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logWarn = sinon.stub(log,"warn",function() { });
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logInfo = sinon.stub(log,"info",function() { });
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logLog = sinon.stub(log,"log",function(m) {});
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redNodesInit = sinon.stub(redNodes,"init", function() {});
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redNodesLoad = sinon.stub(redNodes,"load", function() {return when.resolve()});
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redNodesCleanModuleList = sinon.stub(redNodes,"cleanModuleList",function(){});
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redNodesLoadFlows = sinon.stub(redNodes,"loadFlows",function() {});
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commsStart = sinon.stub(comms,"start",function(){});
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});
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afterEach(function() {
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commsInit.restore();
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storageInit.restore();
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apiInit.restore();
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logMetric.restore();
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logWarn.restore();
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logInfo.restore();
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logLog.restore();
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redNodesInit.restore();
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redNodesLoad.restore();
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redNodesGetNodeList.restore();
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redNodesCleanModuleList.restore();
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redNodesLoadFlows.restore();
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commsStart.restore();
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});
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it("reports errored/missing modules",function(done) {
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redNodesGetNodeList = sinon.stub(redNodes,"getNodeList", function(cb) {
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return [
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{ err:"errored",name:"errName" }, // error
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{ module:"module",enabled:true,loaded:false,types:["typeA","typeB"]} // missing
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].filter(cb);
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});
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server.init({},{testSettings: true, httpAdminRoot:"/", load:function() { return when.resolve();}});
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server.start().then(function() {
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try {
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apiInit.calledOnce.should.be.true;
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storageInit.calledOnce.should.be.true;
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redNodesInit.calledOnce.should.be.true;
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redNodesLoad.calledOnce.should.be.true;
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commsStart.calledOnce.should.be.true;
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redNodesLoadFlows.calledOnce.should.be.true;
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logWarn.calledWithMatch("Failed to register 1 node type");
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logWarn.calledWithMatch("Missing node modules");
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logWarn.calledWithMatch(" - module: typeA, typeB");
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redNodesCleanModuleList.calledOnce.should.be.true;
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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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});
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it("initiates load of missing modules",function(done) {
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redNodesGetNodeList = sinon.stub(redNodes,"getNodeList", function(cb) {
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return [
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{ err:"errored",name:"errName" }, // error
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{ err:"errored",name:"errName" }, // error
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{ module:"module",enabled:true,loaded:false,types:["typeA","typeB"]}, // missing
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{ module:"node-red",enabled:true,loaded:false,types:["typeC","typeD"]} // missing
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].filter(cb);
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});
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var serverInstallModule = sinon.stub(server,"installModule",function(name) { return when.resolve();});
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server.init({},{testSettings: true, autoInstallModules:true, httpAdminRoot:"/", load:function() { return when.resolve();}});
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server.start().then(function() {
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try {
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apiInit.calledOnce.should.be.true;
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logWarn.calledWithMatch("Failed to register 2 node types");
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logWarn.calledWithMatch("Missing node modules");
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logWarn.calledWithMatch(" - module: typeA, typeB");
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logWarn.calledWithMatch(" - node-red: typeC, typeD");
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redNodesCleanModuleList.calledOnce.should.be.false;
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serverInstallModule.calledOnce.should.be.true;
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serverInstallModule.calledWithMatch("module");
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done();
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} catch(err) {
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done(err);
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} finally {
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serverInstallModule.restore();
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}
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});
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});
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it("reports errored modules when verbose is enabled",function(done) {
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redNodesGetNodeList = sinon.stub(redNodes,"getNodeList", function(cb) {
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return [
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{ err:"errored",name:"errName" } // error
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].filter(cb);
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});
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server.init({},{testSettings: true, verbose:true, httpAdminRoot:"/", load:function() { return when.resolve();}});
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server.start().then(function() {
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try {
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apiInit.calledOnce.should.be.true;
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logWarn.neverCalledWithMatch("Failed to register 1 node type");
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logWarn.calledWithMatch("[errName] errored");
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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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});
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it("reports runtime metrics",function(done) {
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var commsStop = sinon.stub(comms,"stop",function() {} );
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var stopFlows = sinon.stub(redNodes,"stopFlows",function() {} );
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redNodesGetNodeList = sinon.stub(redNodes,"getNodeList", function() {return []});
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logMetric.restore();
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logMetric = sinon.stub(log,"metric",function() { return true; });
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server.init({},{testSettings: true, runtimeMetricInterval:400, httpAdminRoot:"/", load:function() { return when.resolve();}});
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server.start().then(function() {
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setTimeout(function() {
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try {
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apiInit.calledOnce.should.be.true;
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logLog.args.should.have.lengthOf(3);
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logLog.args[0][0].should.have.property("level",log.METRIC);
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logLog.args[0][0].should.have.property("event","runtime.memory.rss");
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logLog.args[1][0].should.have.property("level",log.METRIC);
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logLog.args[1][0].should.have.property("event","runtime.memory.heapTotal");
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logLog.args[2][0].should.have.property("level",log.METRIC);
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logLog.args[2][0].should.have.property("event","runtime.memory.heapUsed");
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done();
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} catch(err) {
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done(err);
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} finally {
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server.stop();
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commsStop.restore();
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stopFlows.restore();
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}
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},500);
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});
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});
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it("doesn't init api if httpAdminRoot set to false",function(done) {
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redNodesGetNodeList = sinon.stub(redNodes,"getNodeList", function() {return []});
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server.init({},{testSettings: true, httpAdminRoot:false, load:function() { return when.resolve();}});
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server.start().then(function() {
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setTimeout(function() {
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try {
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apiInit.calledOnce.should.be.false;
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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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},500);
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});
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});
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});
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it("stops components", function() {
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var commsStop = sinon.stub(comms,"stop",function() {} );
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var stopFlows = sinon.stub(redNodes,"stopFlows",function() {} );
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server.stop();
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commsStop.called.should.be.true;
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stopFlows.called.should.be.true;
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commsStop.restore();
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stopFlows.restore();
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});
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it("reports added modules", function() {
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var nodes = {nodes:[
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{types:["a"]},
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{module:"foo",types:["b"]},
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{types:["c"],err:"error"}
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]};
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var result = server.reportAddedModules(nodes);
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result.should.equal(nodes);
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commsMessages.should.have.length(1);
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commsMessages[0].topic.should.equal("node/added");
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commsMessages[0].msg.should.eql(nodes.nodes);
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});
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it("reports removed modules", function() {
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var nodes = [
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{types:["a"]},
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{module:"foo",types:["b"]},
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{types:["c"],err:"error"}
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];
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var result = server.reportRemovedModules(nodes);
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result.should.equal(nodes);
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commsMessages.should.have.length(1);
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commsMessages[0].topic.should.equal("node/removed");
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commsMessages[0].msg.should.eql(nodes);
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});
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describe("installs module", function() {
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it("rejects invalid module names", function(done) {
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var promises = [];
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promises.push(server.installModule("this_wont_exist "));
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promises.push(server.installModule("this_wont_exist;no_it_really_wont"));
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when.settle(promises).then(function(results) {
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results[0].state.should.be.eql("rejected");
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results[1].state.should.be.eql("rejected");
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done();
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});
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});
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it("rejects when npm returns a 404", function(done) {
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var exec = sinon.stub(child_process,"exec",function(cmd,opt,cb) {
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cb(new Error(),""," 404 this_wont_exist");
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});
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server.installModule("this_wont_exist").otherwise(function(err) {
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err.code.should.be.eql(404);
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done();
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}).finally(function() {
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exec.restore();
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});
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});
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it("rejects with generic error", function(done) {
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var exec = sinon.stub(child_process,"exec",function(cmd,opt,cb) {
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cb(new Error("test_error"),"","");
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});
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server.installModule("this_wont_exist").then(function() {
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done(new Error("Unexpected success"));
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}).otherwise(function(err) {
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done();
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}).finally(function() {
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exec.restore();
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});
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});
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it("succeeds when module is found", function(done) {
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var nodeInfo = {nodes:{module:"foo",types:["a"]}};
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var exec = sinon.stub(child_process,"exec",function(cmd,opt,cb) {
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cb(null,"","");
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});
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var addModule = sinon.stub(redNodes,"addModule",function(md) {
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return when.resolve(nodeInfo);
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});
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server.installModule("this_wont_exist").then(function(info) {
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info.should.eql(nodeInfo);
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commsMessages.should.have.length(1);
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commsMessages[0].topic.should.equal("node/added");
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commsMessages[0].msg.should.eql(nodeInfo.nodes);
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done();
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}).otherwise(function(err) {
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done(err);
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}).finally(function() {
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exec.restore();
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addModule.restore();
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});
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});
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});
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describe("uninstalls module", function() {
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it("rejects invalid module names", function(done) {
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var promises = [];
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promises.push(server.uninstallModule("this_wont_exist "));
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promises.push(server.uninstallModule("this_wont_exist;no_it_really_wont"));
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when.settle(promises).then(function(results) {
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results[0].state.should.be.eql("rejected");
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results[1].state.should.be.eql("rejected");
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done();
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});
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});
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it("rejects with generic error", function(done) {
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var nodeInfo = [{module:"foo",types:["a"]}];
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var removeModule = sinon.stub(redNodes,"removeModule",function(md) {
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return when.resolve(nodeInfo);
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});
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var exec = sinon.stub(child_process,"exec",function(cmd,opt,cb) {
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cb(new Error("test_error"),"","");
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});
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server.uninstallModule("this_wont_exist").then(function() {
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done(new Error("Unexpected success"));
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}).otherwise(function(err) {
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done();
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}).finally(function() {
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exec.restore();
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removeModule.restore();
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});
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});
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it("succeeds when module is found", function(done) {
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var nodeInfo = [{module:"foo",types:["a"]}];
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var removeModule = sinon.stub(redNodes,"removeModule",function(md) {
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return nodeInfo;
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});
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var exec = sinon.stub(child_process,"exec",function(cmd,opt,cb) {
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cb(null,"","");
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});
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var exists = sinon.stub(fs,"existsSync", function(fn) { return true; });
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server.uninstallModule("this_wont_exist").then(function(info) {
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info.should.eql(nodeInfo);
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commsMessages.should.have.length(1);
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commsMessages[0].topic.should.equal("node/removed");
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commsMessages[0].msg.should.eql(nodeInfo);
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done();
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}).otherwise(function(err) {
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done(err);
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}).finally(function() {
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exec.restore();
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removeModule.restore();
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exists.restore();
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});
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});
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});
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});
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