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/**
* 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 when = require("when");
var request = require('supertest');
var nock;
if (!process.version.match(/^v0\.[0-9]\./)) {
// only set nock for node >= 0.10
try {
nock = require('nock');
} catch (err) {
// nevermind, will skip nock tests
nock = null;
}
}
var RED = require("../../red/red.js");
var redNodes = require("../../red/nodes");
var flows = require("../../red/nodes/flows");
var credentials = require("../../red/nodes/credentials");
var comms = require("../../red/comms.js");
var http = require('http');
var express = require('express');
var app = express();
var address = '127.0.0.1';
var listenPort = 0; // use ephemeral port
var port;
var url;
var server;
function helperNode(n) {
RED.nodes.createNode(this, n);
}
module.exports = {
load: function(testNode, testFlows, testCredentials, cb) {
if (typeof testCredentials === 'function') {
cb = testCredentials;
testCredentials = {};
}
var storage = {
getFlows: function() {
var defer = when.defer();
defer.resolve(testFlows);
return defer.promise;
},
getCredentials: function() {
var defer = when.defer();
defer.resolve(testCredentials);
return defer.promise;
},
saveCredentials: function() {
// do nothing
},
};
var settings = {
available: function() { return false; }
};
redNodes.init(settings, storage);
credentials.init(storage);
RED.nodes.registerType("helper", helperNode);
testNode(RED);
flows.load().then(function() {
should.deepEqual(testFlows, flows.getFlows());
cb();
});
},
unload: function() {
// TODO: any other state to remove between tests?
redNodes.clearRegistry();
return flows.stopFlows();
},
getNode: function(id) {
return flows.get(id);
},
credentials: credentials,
clearFlows: function() {
return flows.clear();
},
request: function() {
return request(RED.httpAdmin);
},
startServer: function(done) {
server = http.createServer(function(req,res){app(req,res);});
RED.init(server, {});
server.listen(listenPort, address);
server.on('listening', function() {
port = server.address().port;
url = 'http://' + address + ':' + port;
comms.start();
done();
});
},
//TODO consider saving TCP handshake/server reinit on start/stop/start sequences
stopServer: function(done) {
if(server) {
server.close(done);
}
},
url: function() { return url; },
nock: nock,
};
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