99 lines
3.1 KiB
JavaScript
99 lines
3.1 KiB
JavaScript
describe('ol.layer.XYZ', function() {
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describe('create a xyz layer', function() {
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it('returns an ol.layer.XYZ instance', function() {
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var layer = new ol.layer.XYZ();
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expect(layer instanceof ol.layer.XYZ).toBe(true);
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});
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});
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describe('get data from the layer', function() {
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var layer;
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beforeEach(function() {
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layer = new ol.layer.XYZ('/{z}/{x}/{y}');
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layer.setResolutions([1, 0.5, 0.25]);
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layer.setTileOrigin(-128, 128);
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});
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describe('extent -128,-128,128,128, resolution 1', function() {
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it('returns the expected data', function() {
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var tileset = layer.getData(
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new ol.Bounds(-128, -128, 128, 128), 1);
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var tiles = tileset.getTiles();
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expect(tiles.length).toEqual(1);
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expect(tiles[0].length).toEqual(1);
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var tile = tiles[0][0];
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expect(tile.getUrl()).toEqual('/0/0/0');
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expect(tile.getImg()).toBeDefined();
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});
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});
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describe('extent -128,-128,128,128, resolution 0.5', function() {
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it('returns the expected data', function() {
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var tileset = layer.getData(
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new ol.Bounds(-128, -128, 128, 128), 0.5);
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var tiles = tileset.getTiles();
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expect(tiles.length).toEqual(2);
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expect(tiles[0].length).toEqual(2);
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var tile;
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tile = tiles[0][0];
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expect(tile.getUrl()).toEqual('/1/0/0');
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expect(tile.getImg()).toBeDefined();
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tile = tiles[0][1];
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expect(tile.getUrl()).toEqual('/1/0/1');
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expect(tile.getImg()).toBeDefined();
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tile = tiles[1][0];
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expect(tile.getUrl()).toEqual('/1/1/0');
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expect(tile.getImg()).toBeDefined();
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tile = tiles[1][1];
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expect(tile.getUrl()).toEqual('/1/1/1');
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expect(tile.getImg()).toBeDefined();
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});
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});
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describe('extent -64,-64,64,64, resolution 0.5', function() {
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it('returns the expected data', function() {
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var tileset = layer.getData(
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new ol.Bounds(-64, -64, 64, 64), 0.5);
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var tiles = tileset.getTiles();
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expect(tiles.length).toEqual(2);
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expect(tiles[0].length).toEqual(2);
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var tile;
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tile = tiles[0][0];
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expect(tile.getUrl()).toEqual('/1/0/0');
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expect(tile.getImg()).toBeDefined();
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tile = tiles[0][1];
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expect(tile.getUrl()).toEqual('/1/0/1');
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expect(tile.getImg()).toBeDefined();
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tile = tiles[1][0];
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expect(tile.getUrl()).toEqual('/1/1/0');
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expect(tile.getImg()).toBeDefined();
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tile = tiles[1][1];
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expect(tile.getUrl()).toEqual('/1/1/1');
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expect(tile.getImg()).toBeDefined();
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});
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});
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});
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});
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