terriajs/test/Models/CatalogMemberSpec.js

Geospatial data visualization platform.

'use strict';

/*global require*/
var CatalogMember = require('../../lib/Models/CatalogMember');
var Terria = require('../../lib/Models/Terria');
var when = require('terriajs-cesium/Source/ThirdParty/when');

describe('CatalogMember', function () {
    var terria;
    var member;

    beforeEach(function () {
        terria = new Terria({
            baseUrl: './'
        });
        member = new CatalogMember(terria);
    });

    describe('triggering load()', function() {
        beforeEach(function() {
            spyOn(terria, 'disclaimerListener');
            member._load = function() {
                return when.resolve(); // make the implementation-specific _load method return instantly, it's not on trial here.
            };
        });

        it('alters isLoading', function(done) {
            member.load().then(function() {
                expect(member.isLoading).toBe(false);
                done();
            }).otherwise(done.fail);
        });

        it('returns a promise that allows otherwise to be chained', function(done) {
            member._load = function() {
                return when.reject();
            };
            expect(true).toBe(true); // stop it whinging about no expectations.

            member.load().then(done.fail).otherwise(done);
        });

        it('returns the same promise for subsequent calls', function() {
            var promise1 = member.load();
            var promise2 = member.load();

            expect(promise1).toBe(promise2);
        });
    });

    describe('infoWithoutSources', function() {
        var info;

        beforeEach(function() {
            info = [{
                name: 'Info1'
            }, {
                name: 'Info2'
            }];

            member.info = info.slice();
        });

        it('filters out info items that have been marked as having source info in them', function() {
            member._sourceInfoItemNames = ['Info1'];
            expect(member.infoWithoutSources).toEqual([info[1]]);
        });

        it('returns the same as member.info if no source info items exist', function() {
            expect(member.infoWithoutSources).toEqual(info);
        });
    });

    describe('updateFromJson', function() {
        it('merges the info property', function(done) {
            member.updateFromJson({
                info: [
                    {
                        name: 'Test',
                        content: 'test!!'
                    },
                    {
                        name: 'Another Field',
                        content: 'Another value'
                    }
                ]
            }).then(function() {
                expect(member.info[0].name).toBe('Test');
                expect(member.info[0].content).toBe('test!!');
                expect(member.info[1].name).toBe('Another Field');
                expect(member.info[1].content).toBe('Another value');

                return member.updateFromJson({
                    info: [
                        {
                            name: 'Test',
                            content: 'New Value!'
                        }
                    ]
                });
            }).then(function() {
                expect(member.info[0].name).toBe('Test');
                expect(member.info[0].content).toBe('New Value!');
                expect(member.info[1].name).toBe('Another Field');
                expect(member.info[1].content).toBe('Another value');
            }).then(done).otherwise(done.fail);
        });
    });
});