Files
openlayers/test/browser/spec/ol/source/Source.test.js
2021-12-27 15:30:48 -07:00

146 lines
4.5 KiB
JavaScript

import Source from '../../../../../src/ol/source/Source.js';
import {get as getProjection} from '../../../../../src/ol/proj.js';
describe('ol/source/Source', function () {
describe('constructor', function () {
it('returns a source', function () {
const source = new Source({
projection: getProjection('EPSG:4326'),
});
expect(source).to.be.a(Source);
});
});
describe('config option `attributions`', function () {
it('accepts undefined', function () {
const source = new Source({});
const attributions = source.getAttributions();
expect(attributions).to.be(null);
});
it('accepts a single string', function () {
const source = new Source({
attributions: 'Humpty',
});
const attributions = source.getAttributions();
expect(attributions).to.not.be(null);
expect(typeof attributions).to.be('function');
expect(attributions()).to.eql(['Humpty']);
});
it('accepts an array of strings', function () {
const source = new Source({
attributions: ['Humpty', 'Dumpty'],
});
const attributions = source.getAttributions();
expect(attributions).to.not.be(null);
expect(typeof attributions).to.be('function');
expect(attributions()).to.eql(['Humpty', 'Dumpty']);
});
it('accepts a function that returns a string', function () {
const source = new Source({
attributions: function () {
return 'Humpty';
},
});
const attributions = source.getAttributions();
expect(attributions).to.not.be(null);
expect(typeof attributions).to.be('function');
expect(attributions()).to.be('Humpty');
});
it('accepts a function that returns an array of strings', function () {
const source = new Source({
attributions: function () {
return ['Humpty', 'Dumpty'];
},
});
const attributions = source.getAttributions();
expect(attributions).to.not.be(null);
expect(typeof attributions).to.be('function');
expect(attributions()).to.eql(['Humpty', 'Dumpty']);
});
});
describe('#refresh()', function () {
it('dispatches the change event', function () {
const source = new Source({
projection: getProjection('EPSG:4326'),
});
const changedSpy = sinon.spy();
source.on('change', changedSpy);
source.refresh();
expect(changedSpy.called).to.be.ok();
});
});
describe('#getInterpolate()', function () {
it('returns false by default', function () {
const source = new Source({});
expect(source.getInterpolate()).to.be(false);
});
it('returns true if constructed with interpolate: true', function () {
const source = new Source({interpolate: true});
expect(source.getInterpolate()).to.be(true);
});
});
describe('#setAttributions()', function () {
let source = null;
beforeEach(function () {
source = new Source({
attributions: 'before',
});
});
afterEach(function () {
source = null;
});
it('accepts undefined', function () {
source.setAttributions();
const attributions = source.getAttributions();
expect(attributions).to.be(null);
});
it('accepts a single string', function () {
source.setAttributions('Humpty');
const attributions = source.getAttributions();
expect(attributions).to.not.be(null);
expect(typeof attributions).to.be('function');
expect(attributions()).to.eql(['Humpty']);
});
it('accepts an array of strings', function () {
source.setAttributions(['Humpty', 'Dumpty']);
const attributions = source.getAttributions();
expect(attributions).to.not.be(null);
expect(typeof attributions).to.be('function');
expect(attributions()).to.eql(['Humpty', 'Dumpty']);
});
it('accepts a function that returns a string', function () {
source.setAttributions(function () {
return 'Humpty';
});
const attributions = source.getAttributions();
expect(attributions).to.not.be(null);
expect(typeof attributions).to.be('function');
expect(attributions()).to.eql('Humpty');
});
it('accepts a function that returns an array of strings', function () {
source.setAttributions(function () {
return ['Humpty', 'Dumpty'];
});
const attributions = source.getAttributions();
expect(attributions).to.not.be(null);
expect(typeof attributions).to.be('function');
expect(attributions()).to.eql(['Humpty', 'Dumpty']);
});
});
});