103 lines
3.6 KiB
JavaScript
103 lines
3.6 KiB
JavaScript
import TileGrid from '../../../../src/ol/tilegrid/TileGrid.js';
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import {
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createFromTemplate,
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createFromTemplates,
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createFromTileUrlFunctions,
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expandUrl,
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} from '../../../../src/ol/tileurlfunction.js';
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import {createXYZ} from '../../../../src/ol/tilegrid.js';
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describe('ol.TileUrlFunction', function () {
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describe('expandUrl', function () {
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describe('with number range', function () {
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it('creates expected URLs', function () {
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const template = 'http://tile-{1-3}/{z}/{x}/{y}';
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const urls = expandUrl(template);
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expect(urls).to.eql([
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'http://tile-1/{z}/{x}/{y}',
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'http://tile-2/{z}/{x}/{y}',
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'http://tile-3/{z}/{x}/{y}',
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]);
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});
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it('creates expected URLs', function () {
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const template = 'http://tile-{9-11}/{z}/{x}/{y}';
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const urls = expandUrl(template);
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expect(urls).to.eql([
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'http://tile-9/{z}/{x}/{y}',
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'http://tile-10/{z}/{x}/{y}',
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'http://tile-11/{z}/{x}/{y}',
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]);
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});
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});
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describe('with character range', function () {
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it('creates expected URLs', function () {
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const template = 'http://tile-{c-e}/{z}/{x}/{y}';
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const urls = expandUrl(template);
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expect(urls).to.eql([
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'http://tile-c/{z}/{x}/{y}',
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'http://tile-d/{z}/{x}/{y}',
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'http://tile-e/{z}/{x}/{y}',
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]);
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});
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});
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describe('without range', function () {
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it('creates expected URLs', function () {
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const template = 'http://tiles.example.com/{z}/{x}/{y}';
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const urls = expandUrl(template);
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expect(urls).to.eql(['http://tiles.example.com/{z}/{x}/{y}']);
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});
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});
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});
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describe('createFromTemplate', function () {
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const tileGrid = createXYZ();
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it('creates expected URL', function () {
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const tileUrl = createFromTemplate('{z}/{x}/{y}', tileGrid);
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expect(tileUrl([3, 2, 1])).to.eql('3/2/1');
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expect(tileUrl(null)).to.be(undefined);
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});
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it('accepts {-y} placeholder', function () {
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const tileUrl = createFromTemplate('{z}/{x}/{-y}', tileGrid);
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expect(tileUrl([3, 2, 2])).to.eql('3/2/5');
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});
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it('returns correct value for {-y} with custom tile grids', function () {
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const customTileGrid = new TileGrid({
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extent: [-180, -90, 180, 90],
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origin: [-180, -90],
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resolutions: [360 / 256, 360 / 512, 360 / 1024, 360 / 2048],
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});
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const tileUrl = createFromTemplate('{z}/{x}/{-y}', customTileGrid);
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expect(tileUrl([3, 2, 2])).to.eql('3/2/1');
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});
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it('replaces multiple placeholder occurrences', function () {
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const tileUrl = createFromTemplate('{z}/{z}{x}{y}', tileGrid);
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expect(tileUrl([3, 2, 1])).to.eql('3/321');
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});
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});
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describe('createFromTemplates', function () {
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const tileGrid = createXYZ();
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it('creates expected URL', function () {
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const templates = ['http://tile-1/{z}/{x}/{y}'];
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const tileUrlFunction = createFromTemplates(templates, tileGrid);
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const tileCoord = [3, 2, 1];
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expect(tileUrlFunction(tileCoord)).to.eql('http://tile-1/3/2/1');
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});
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});
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describe('createFromTileUrlFunctions', function () {
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const tileGrid = createXYZ();
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it('creates expected URL', function () {
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const tileUrl = createFromTileUrlFunctions([
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createFromTemplate('a', tileGrid),
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createFromTemplate('b', tileGrid),
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]);
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const tileUrl1 = tileUrl([1, 0, 0]);
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const tileUrl2 = tileUrl([1, 0, 1]);
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expect(tileUrl1).not.to.be(tileUrl2);
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expect(tileUrl(null)).to.be(undefined);
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});
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});
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});
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