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leaflet.offline

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/* global describe, it, assert L */ import '../src/TileLayerOffline'; describe('TileLayer.Offline', () => { it('exists', () => { assert.ok(L.tileLayer.offline); }); it('get getTileUrl', () => { const layer = L.tileLayer.offline('http://a.tile.openstreetmap.org/{z}/{x}/{y}.png'); assert.instanceOf( layer.setDataUrl({ x: 123456, y: 456789, z: 16 }, 'http://exampletile.nl/'), Promise, ); }); it('createTile', () => { const url = 'http://a.tile.openstreetmap.org/{z}/{x}/{y}.png'; const layer = L.tileLayer.offline(url); const tile = layer.createTile({ x: 123456, y: 456789, z: 16 }, () => {}); assert.instanceOf(tile, HTMLElement); }); it('get storagekey openstreetmap', () => { const layer = L.tileLayer.offline('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png'); const key = layer._getStorageKey({ z: 16, x: 123456, y: 456789 }); assert.equal(key, 'http://a.tile.openstreetmap.org/16/123456/456789.png'); }); it('get storagekey cartodb', () => { const layer = L.tileLayer.offline('https://cartodb-basemaps-{s}.global.ssl.fastly.net/light_all/{z}/{x}/{y}.png'); const key = layer._getStorageKey({ z: 16, x: 123456, y: 456789 }); assert.equal( key, 'https://cartodb-basemaps-a.global.ssl.fastly.net/light_all/16/123456/456789.png', ); }); it('get storagekey mapbox with accessToken', () => { const layer = L.tileLayer.offline('https://api.tiles.mapbox.com/v4/{id}/{z}/{x}/{y}.png?access_token={accessToken}', { id: 'mapbox.streets', accessToken: 'xyz', }); const key = layer._getStorageKey({ z: 16, x: 123456, y: 456789 }); assert.equal( key, 'https://api.tiles.mapbox.com/v4/mapbox.streets/16/123456/456789.png?access_token=xyz', ); }); it('calculates tiles at level 16', () => { const layer = L.tileLayer.offline('http://a.tile.openstreetmap.org/{z}/{x}/{y}.png'); const bounds = new L.Bounds( new L.Point(8621975, 5543267.999999999), new L.Point(8621275, 5542538), ); const tiles = layer.getTileUrls(bounds, 16); assert.lengthOf(tiles, 16); const urls = tiles.map((t) => t.url); assert.include(urls, 'http://a.tile.openstreetmap.org/16/33677/21651.png'); const keys = tiles.map((t) => t.key); assert.include(keys, 'http://a.tile.openstreetmap.org/16/33677/21651.png'); }); it('calculates tile urls,keys at level 16 with subdomains', () => { const layer = L.tileLayer.offline('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png'); const bounds = new L.Bounds( new L.Point(8621975, 5543267.999999999), new L.Point(8621275, 5542538), ); const tiles = layer.getTileUrls(bounds, 16); assert.lengthOf(tiles, 16); const urls = tiles.map((t) => t.url.replace(/[abc]\./, '')); assert.include(urls, 'http://tile.openstreetmap.org/16/33677/21651.png'); const keys = tiles.map((t) => t.key); assert.include(keys, 'http://a.tile.openstreetmap.org/16/33677/21651.png'); }); it('uses subdomains for url and not for key', () => { const layer = L.tileLayer.offline('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png'); const bounds = new L.Bounds( new L.Point(8621975, 5543267.999999999), new L.Point(8621275, 5542538), ); const tiles = layer.getTileUrls(bounds, 16); const subs = tiles.map((t) => t.url.match(/([abc])\./)['1']); assert.include(subs, 'a'); assert.include(subs, 'b'); assert.include(subs, 'c'); const subskeys = tiles.map((t) => t.key.match(/([abc])\./)['1']); assert.include(subskeys, 'a'); assert.notInclude(subskeys, 'b'); assert.notInclude(subskeys, 'c'); }); });