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maplibre-gl

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BSD licensed community fork of mapbox-gl, a WebGL interactive maps library

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import RasterTileSource from './raster_tile_source'; import {OverscaledTileID} from './tile_id'; import {RequestManager} from '../util/request_manager'; import Dispatcher from '../util/dispatcher'; import {fakeServer, FakeServer} from 'nise'; import Tile from './tile'; function createSource(options, transformCallback?) { const source = new RasterTileSource('id', options, {send() {}} as any as Dispatcher, options.eventedParent); source.onAdd({ transform: {angle: 0, pitch: 0, showCollisionBoxes: false}, _getMapId: () => 1, _requestManager: new RequestManager(transformCallback), getPixelRatio() { return 1; } } as any); source.on('error', (e) => { throw e.error; }); return source; } describe('RasterTileSource', () => { let server: FakeServer; beforeEach(() => { global.fetch = null; server = fakeServer.create(); }); afterEach(() => { server.restore(); }); test('transforms request for TileJSON URL', () => { server.respondWith('/source.json', JSON.stringify({ minzoom: 0, maxzoom: 22, attribution: 'MapLibre', tiles: ['http://example.com/{z}/{x}/{y}.png'], bounds: [-47, -7, -45, -5] })); const transformSpy = jest.fn().mockImplementation((url) => { return {url}; }); createSource({url: '/source.json'}, transformSpy); server.respond(); expect(transformSpy.mock.calls[0][0]).toBe('/source.json'); expect(transformSpy.mock.calls[0][1]).toBe('Source'); }); test('respects TileJSON.bounds', done => { const source = createSource({ minzoom: 0, maxzoom: 22, attribution: 'MapLibre', tiles: ['http://example.com/{z}/{x}/{y}.png'], bounds: [-47, -7, -45, -5] }); source.on('data', (e) => { if (e.sourceDataType === 'metadata') { expect(source.hasTile(new OverscaledTileID(8, 0, 8, 96, 132))).toBeFalsy(); expect(source.hasTile(new OverscaledTileID(8, 0, 8, 95, 132))).toBeTruthy(); done(); } }); }); test('does not error on invalid bounds', done => { const source = createSource({ minzoom: 0, maxzoom: 22, attribution: 'MapLibre', tiles: ['http://example.com/{z}/{x}/{y}.png'], bounds: [-47, -7, -45, 91] }); source.on('data', (e) => { if (e.sourceDataType === 'metadata') { expect(source.tileBounds.bounds).toEqual({_sw: {lng: -47, lat: -7}, _ne: {lng: -45, lat: 90}}); done(); } }); }); test('respects TileJSON.bounds when loaded from TileJSON', done => { server.respondWith('/source.json', JSON.stringify({ minzoom: 0, maxzoom: 22, attribution: 'MapLibre', tiles: ['http://example.com/{z}/{x}/{y}.png'], bounds: [-47, -7, -45, -5] })); const source = createSource({url: '/source.json'}); source.on('data', (e) => { if (e.sourceDataType === 'metadata') { expect(source.hasTile(new OverscaledTileID(8, 0, 8, 96, 132))).toBeFalsy(); expect(source.hasTile(new OverscaledTileID(8, 0, 8, 95, 132))).toBeTruthy(); done(); } }); server.respond(); }); test('transforms tile urls before requesting', done => { server.respondWith('/source.json', JSON.stringify({ minzoom: 0, maxzoom: 22, attribution: 'MapLibre', tiles: ['http://example.com/{z}/{x}/{y}.png'], bounds: [-47, -7, -45, -5] })); const source = createSource({url: '/source.json'}); const transformSpy = jest.spyOn(source.map._requestManager, 'transformRequest'); source.on('data', (e) => { if (e.sourceDataType === 'metadata') { const tile = { tileID: new OverscaledTileID(10, 0, 10, 5, 5), state: 'loading', loadVectorData () {}, setExpiryData() {} } as any as Tile; source.loadTile(tile, () => {}); expect(transformSpy).toHaveBeenCalledTimes(1); expect(transformSpy.mock.calls[0][0]).toBe('http://example.com/10/5/5.png'); expect(transformSpy.mock.calls[0][1]).toBe('Tile'); done(); } }); server.respond(); }); test('cancels TileJSON request if removed', () => { const source = createSource({url: '/source.json'}); source.onRemove(); expect((server.requests.pop() as any).aborted).toBe(true); }); });