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node-red/test/red/api/flows_spec.js

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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 request = require('supertest');
var express = require('express');
var sinon = require('sinon');
var when = require('when');
var app = express();
var redNodes = require("../../../red/nodes");
var flows = require("../../../red/api/flows");
describe("flows api", function() {
var app;
before(function() {
app = express();
app.use(express.json());
app.get("/flows",flows.get);
app.post("/flows",flows.post);
});
it('returns flow', function(done) {
var getFlows = sinon.stub(redNodes,'getFlows', function() {
return [1,2,3];
});
request(app)
.get('/flows')
.set('Accept', 'application/json')
.expect(200)
.end(function(err,res) {
getFlows.restore();
if (err) {
throw err;
}
res.body.should.be.an.Array.and.have.lengthOf(3);
done();
});
});
it('sets flows', function(done) {
var setFlows = sinon.stub(redNodes,'setFlows', function() {
return when.resolve();
});
request(app)
.post('/flows')
.set('Accept', 'application/json')
.expect(204)
.end(function(err,res) {
setFlows.restore();
if (err) {
throw err;
}
done();
});
});
it('returns error when set fails', function(done) {
var setFlows = sinon.stub(redNodes,'setFlows', function() {
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return when.reject(new Error("expected error"));
});
request(app)
.post('/flows')
.set('Accept', 'application/json')
.expect(500)
.end(function(err,res) {
setFlows.restore();
if (err) {
throw err;
}
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res.text.should.eql("expected error");
done();
});
});
});