'use strict';
var logger = require('../lib/logger');
var assert     = require('assert');
var specHelper = require('./specHelper');
var request    = specHelper.request;
var stringify  = function (o) {
    return JSON.stringify(o, null, ' ');
};

describe('The features api', function () {
    beforeEach(function (done) {
        specHelper.db.resetAndSetup()
            .then(done.bind(null, null))
            .catch(done);
    });

    it('returns three feature toggles', function (done) {
        request
            .get('/features')
            .expect('Content-Type', /json/)
            .expect(200)
            .end(function (err, res) {
                assert(res.body.features.length === 3, "expected 3 features, got " + stringify(res.body));
                done();
            });
    });

    it('gets a feature by name', function (done) {
        request
            .get('/features/featureX')
            .expect('Content-Type', /json/)
            .expect(200, done);
    });

    it('cant get feature that dose not exist', function (done) {
        logger.setLevel('FATAL');
        request
            .get('/features/myfeature')
            .expect('Content-Type', /json/)
            .expect(404, done);
    });

    it('creates new feature toggle', function (done) {
        request
            .post('/features')
            .send({ name: 'com.test.feature', enabled: false })
            .set('Content-Type', 'application/json')
            .expect(201, done);
    });

    it('creates new feature toggle with createdBy', function (done) {
        logger.setLevel('FATAL');
        request
            .post('/features')
            .send({ name: 'com.test.Username', enabled: false })
            .set('Cookie', ['username=ivaosthu'])
            .set('Content-Type', 'application/json')
            .end(function() {
                request
                    .get('/events')
                    .end(function (err, res) {
                        assert.equal(res.body.events[0].createdBy, 'ivaosthu');
                        done();
                    });
            });
    });

    it('require new feature toggle to have a name', function (done) {
        logger.setLevel('FATAL');
        request
            .post('/features')
            .send({ name: '' })
            .set('Content-Type', 'application/json')
            .expect(400, done);
    });

    it('can not change status of feature toggle that does not exist', function (done) {
        logger.setLevel('FATAL');
        request
            .put('/features/should-not-exist')
            .send({ name: 'should-not-exist', enabled: false })
            .set('Content-Type', 'application/json')
            .expect(404, done);
    });

    it('can change status of feature toggle that does exist', function (done) {
        logger.setLevel('FATAL');
        request
            .put('/features/featureY')
            .send({ name: 'featureY', enabled: true })
            .set('Content-Type', 'application/json')
            .expect(200, done);
    });

    it('archives a feature by name', function (done) {
        request
            .delete('/features/featureX')
            .expect(200, done);
    });

    it('can not archive unknown feature', function (done) {
        request
            .delete('/features/featureUnknown')
            .expect(404, done);
    });

    it('refuses to create a feature with an existing name', function (done) {
        request
            .post('/features')
            .send({ name: 'featureX' })
            .set('Content-Type', 'application/json')
            .expect(403, done);
    });
});