Andreas Hocevar
a116878a57
The addition of full extent tile ranges also allows us to simplify wrapX handling for tile layers. By limiting wrapX to true and false as possible values, we can remove a lot of guessing logic.
114 lines
3.3 KiB
JavaScript
114 lines
3.3 KiB
JavaScript
goog.provide('ol.test.source.XYZ');
|
|
|
|
|
|
describe('ol.source.XYZ', function() {
|
|
|
|
describe('constructor', function() {
|
|
|
|
it('can be constructed with a custom tile size', function() {
|
|
var tileSource = new ol.source.XYZ({
|
|
tileSize: 512
|
|
});
|
|
expect(tileSource.getTileGrid().getTileSize(0)).to.be(512);
|
|
});
|
|
|
|
});
|
|
|
|
describe('tileUrlFunction', function() {
|
|
|
|
var xyzTileSource, tileGrid;
|
|
|
|
beforeEach(function() {
|
|
xyzTileSource = new ol.source.XYZ({
|
|
maxZoom: 6,
|
|
url: '{z}/{x}/{y}'
|
|
});
|
|
tileGrid = xyzTileSource.getTileGrid();
|
|
});
|
|
|
|
it('return the expected URL', function() {
|
|
|
|
var coordinate = [829330.2064098881, 5933916.615134273];
|
|
var tileUrl;
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
tileGrid.getTileCoordForCoordAndZ(coordinate, 0));
|
|
expect(tileUrl).to.eql('0/0/0');
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
tileGrid.getTileCoordForCoordAndZ(coordinate, 1));
|
|
expect(tileUrl).to.eql('1/1/0');
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
tileGrid.getTileCoordForCoordAndZ(coordinate, 2));
|
|
expect(tileUrl).to.eql('2/2/1');
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
tileGrid.getTileCoordForCoordAndZ(coordinate, 3));
|
|
expect(tileUrl).to.eql('3/4/2');
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
tileGrid.getTileCoordForCoordAndZ(coordinate, 4));
|
|
expect(tileUrl).to.eql('4/8/5');
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
tileGrid.getTileCoordForCoordAndZ(coordinate, 5));
|
|
expect(tileUrl).to.eql('5/16/11');
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
tileGrid.getTileCoordForCoordAndZ(coordinate, 6));
|
|
expect(tileUrl).to.eql('6/33/22');
|
|
|
|
});
|
|
|
|
describe('wrap x', function() {
|
|
|
|
it('returns the expected URL', function() {
|
|
var projection = xyzTileSource.getProjection();
|
|
var tileUrl = xyzTileSource.tileUrlFunction(
|
|
xyzTileSource.getTileCoordForTileUrlFunction(
|
|
[6, -31, 41], projection));
|
|
expect(tileUrl).to.eql('6/33/22');
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
xyzTileSource.getTileCoordForTileUrlFunction(
|
|
[6, 33, 41], projection));
|
|
expect(tileUrl).to.eql('6/33/22');
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
xyzTileSource.getTileCoordForTileUrlFunction(
|
|
[6, 97, 41], projection));
|
|
expect(tileUrl).to.eql('6/33/22');
|
|
});
|
|
|
|
});
|
|
|
|
describe('crop y', function() {
|
|
|
|
it('returns the expected URL', function() {
|
|
var projection = xyzTileSource.getProjection();
|
|
var tileUrl = xyzTileSource.tileUrlFunction(
|
|
xyzTileSource.getTileCoordForTileUrlFunction(
|
|
[6, 33, 150], projection));
|
|
expect(tileUrl).to.be(undefined);
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
xyzTileSource.getTileCoordForTileUrlFunction(
|
|
[6, 33, 41], projection));
|
|
expect(tileUrl).to.eql('6/33/22');
|
|
|
|
tileUrl = xyzTileSource.tileUrlFunction(
|
|
xyzTileSource.getTileCoordForTileUrlFunction(
|
|
[6, 33, -23], projection));
|
|
expect(tileUrl).to.be(undefined);
|
|
});
|
|
|
|
});
|
|
|
|
});
|
|
|
|
});
|
|
|
|
goog.require('ol.TileCoord');
|
|
goog.require('ol.source.XYZ');
|