153 lines
4.0 KiB
JavaScript
153 lines
4.0 KiB
JavaScript
import Control from '../../../../../src/ol/control/Control.js';
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import Map from '../../../../../src/ol/Map.js';
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import OverviewMap from '../../../../../src/ol/control/OverviewMap.js';
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import View from '../../../../../src/ol/View.js';
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describe('ol.control.OverviewMap', function () {
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let map, target;
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beforeEach(function () {
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target = document.createElement('div');
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document.body.appendChild(target);
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map = new Map({
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target: target,
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});
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});
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afterEach(function () {
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map.dispose();
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document.body.removeChild(target);
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map = null;
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target = null;
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});
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describe('constructor', function () {
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it('creates an overview map with the default options', function () {
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const control = new OverviewMap();
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expect(control).to.be.a(OverviewMap);
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expect(control).to.be.a(Control);
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});
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});
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describe('setMap()', function () {
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it('keeps ovmap view rotation in sync with map view rotation', function () {
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const view = new View({
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center: [0, 0],
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zoom: 0,
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rotation: Math.PI / 2,
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});
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map.setView(view);
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const control = new OverviewMap({
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rotateWithView: true,
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});
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map.addControl(control);
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const ovView = control.ovmap_.getView();
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expect(ovView.getRotation()).to.be(Math.PI / 2);
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view.setRotation(Math.PI / 4);
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expect(ovView.getRotation()).to.be(Math.PI / 4);
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});
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it('maintains rotation in sync if view added later', function () {
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const control = new OverviewMap({
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rotateWithView: true,
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});
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map.addControl(control);
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const ovInitialView = control.ovmap_.getView();
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expect(ovInitialView.getRotation()).to.be(0);
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const view = new View({
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center: [0, 0],
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zoom: 0,
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rotation: Math.PI / 2,
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});
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map.setView(view);
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const ovView = control.ovmap_.getView();
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expect(ovView.getRotation()).to.be(Math.PI / 2);
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view.setRotation(Math.PI / 4);
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expect(ovView.getRotation()).to.be(Math.PI / 4);
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});
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it('stops listening to old maps', function () {
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const control = new OverviewMap({
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rotateWithView: true,
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});
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const view = new View({
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center: [0, 0],
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zoom: 0,
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rotation: 0,
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});
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map.setView(view);
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map.addControl(control);
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const ovView = control.ovmap_.getView();
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view.setRotation(Math.PI / 8);
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expect(ovView.getRotation()).to.be(Math.PI / 8);
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map.removeControl(control);
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view.setRotation(Math.PI / 4);
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expect(ovView.getRotation()).to.be(Math.PI / 8);
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});
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it('reflects projection change of main map', function () {
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const control = new OverviewMap({
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rotateWithView: true,
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});
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map.addControl(control);
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expect(control.ovmap_.getView().getProjection().getCode()).to.be(
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'EPSG:3857'
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);
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map.setView(
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new View({
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projection: 'EPSG:4326',
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})
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);
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expect(control.ovmap_.getView().getProjection().getCode()).to.be(
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'EPSG:4326'
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);
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});
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it('retains explicitly set view', function () {
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const overviewMapView = new View();
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const control = new OverviewMap({
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rotateWithView: true,
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view: overviewMapView,
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});
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map.addControl(control);
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expect(control.ovmap_.getView()).to.be(overviewMapView);
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expect(control.ovmap_.getView().getProjection().getCode()).to.be(
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'EPSG:3857'
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);
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map.setView(
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new View({
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projection: 'EPSG:4326',
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})
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);
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expect(control.ovmap_.getView()).to.be(overviewMapView);
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expect(control.ovmap_.getView().getProjection().getCode()).to.be(
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'EPSG:3857'
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);
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});
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it('set target to null', function () {
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const control = new OverviewMap();
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map.addControl(control);
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expect(control.ovmap_.getTarget()).not.to.be(null);
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map.removeControl(control);
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expect(control.ovmap_.getTarget()).to.be(null);
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});
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});
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});
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