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node-red/test/red/nodes/index_spec.js
2014-08-07 22:20:06 +01:00

205 lines
6.7 KiB
JavaScript

/**
* Copyright 2014 IBM Corp.
*
* 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 should = require("should");
var fs = require('fs-extra');
var path = require('path');
var when = require("when");
var sinon = require('sinon');
var index = require("../../../red/nodes/index");
describe("red/nodes/index", function() {
afterEach(function() {
index.clearRegistry();
});
var testFlows = [{"type":"test","id":"tab1","label":"Sheet 1"}];
var storage = {
getFlows: function() {
return when(testFlows);
},
getCredentials: function() {
return when({"tab1":{"b":1,"c":2}});
},
saveFlows: function(conf) {
should.deepEqual(testFlows, conf);
return when();
},
saveCredentials: function(creds) {
return when(true);
}
};
function TestNode(n) {
index.createNode(this, n);
var node = this;
this.on("log", function() {
// do nothing
});
}
it('nodes are initialised with credentials',function(done) {
index.init({}, storage);
index.registerType('test', TestNode);
index.loadFlows().then(function() {
var testnode = new TestNode({id:'tab1',type:'test',name:'barney'});
testnode.credentials.should.have.property('b',1);
testnode.credentials.should.have.property('c',2);
done();
}).otherwise(function(err) {
done(err);
});
});
it('flows should be initialised',function(done) {
index.init({}, storage);
index.loadFlows().then(function() {
should.deepEqual(testFlows, index.getFlows());
done();
}).otherwise(function(err) {
done(err);
});
});
describe("registerType should register credentials definition", function() {
var http = require('http');
var express = require('express');
var app = express();
var server = require("../../../red/server");
var credentials = require("../../../red/nodes/credentials");
var localfilesystem = require("../../../red/storage/localfilesystem");
var RED = require("../../../red/red.js");
var userDir = path.join(__dirname,".testUserHome");
before(function(done) {
fs.remove(userDir,function(err) {
fs.mkdir(userDir,function() {
sinon.stub(index, 'load', function() {
return when.promise(function(resolve,reject){
resolve([]);
});
});
sinon.stub(localfilesystem, 'getCredentials', function() {
return when.promise(function(resolve,reject) {
resolve({"tab1":{"b":1,"c":2}});
});
}) ;
RED.init(http.createServer(function(req,res){app(req,res)}),
{userDir: userDir});
server.start().then(function () {
done();
});
});
});
});
after(function(done) {
fs.remove(userDir,done);
server.stop();
index.load.restore();
localfilesystem.getCredentials.restore();
});
it(': definition defined',function(done) {
index.registerType('test', TestNode, {
credentials: {
foo: {type:"test"}
}
});
var testnode = new TestNode({id:'tab1',type:'test',name:'barney'});
credentials.getDefinition("test").should.have.property('foo');
done();
});
});
describe('allows nodes to be removed from the registry', function() {
var registry = require("../../../red/nodes/registry");
var randomNodeInfo = {id:"5678",types:["random"]};
before(function() {
sinon.stub(registry,"getNodeInfo",function(id) {
if (id == "test") {
return {id:"1234",types:["test"]};
} else if (id == "doesnotexist") {
return null;
} else {
return randomNodeInfo;
}
});
sinon.stub(registry,"removeNode",function(id) {
return randomNodeInfo;
});
});
after(function() {
registry.getNodeInfo.restore();
registry.removeNode.restore();
});
it(': allows an unused node type to be removed',function(done) {
index.init({}, storage);
index.registerType('test', TestNode);
index.loadFlows().then(function() {
var info = index.removeNode("random");
registry.removeNode.calledOnce.should.be.true;
registry.removeNode.calledWith("5678").should.be.true;
info.should.eql(randomNodeInfo);
done();
}).otherwise(function(err) {
done(err);
});
});
it(': prevents removing a node type that is in use',function(done) {
index.init({}, storage);
index.registerType('test', TestNode);
index.loadFlows().then(function() {
/*jshint immed: false */
(function() {
index.removeNode("test");
}).should.throw();
done();
}).otherwise(function(err) {
done(err);
});
});
it(': prevents removing a node type that is unknown',function(done) {
index.init({}, storage);
index.registerType('test', TestNode);
index.loadFlows().then(function() {
/*jshint immed: false */
(function() {
index.removeNode("doesnotexist");
}).should.throw();
done();
}).otherwise(function(err) {
done(err);
});
});
});
});