99 lines
3.3 KiB
JavaScript
99 lines
3.3 KiB
JavaScript
goog.provide('ol.test.TileUrlFunction');
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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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var template = 'http://tile-{1-3}/{z}/{x}/{y}';
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var urls = ol.TileUrlFunction.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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});
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describe('with character range', function() {
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it('creates expected URLs', function() {
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var template = 'http://tile-{c-e}/{z}/{x}/{y}';
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var urls = ol.TileUrlFunction.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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});
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describe('createFromTemplate', function() {
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it('creates expected URL', function() {
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var tileUrl = ol.TileUrlFunction.createFromTemplate('{z}/{x}/{y}');
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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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var tileUrl = ol.TileUrlFunction.createFromTemplate('{z}/{x}/{-y}');
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expect(tileUrl([3, 2, 2])).to.eql('3/2/5');
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});
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it('replaces multiple placeholder occurrences', function() {
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var tileUrl = ol.TileUrlFunction.createFromTemplate('{z}/{z}{x}{y}');
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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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it('creates expected URL', function() {
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var templates = [
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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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var tileUrlFunction = ol.TileUrlFunction.createFromTemplates(templates);
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var tileCoord = [3, 2, 1];
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sinon.stub(ol.tilecoord, 'hash', function() { return 3; });
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expect(tileUrlFunction(tileCoord)).to.eql('http://tile-1/3/2/1');
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ol.tilecoord.hash.restore();
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sinon.stub(ol.tilecoord, 'hash', function() { return 2; });
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expect(tileUrlFunction(tileCoord)).to.eql('http://tile-3/3/2/1');
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ol.tilecoord.hash.restore();
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sinon.stub(ol.tilecoord, 'hash', function() { return 1; });
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expect(tileUrlFunction(tileCoord)).to.eql('http://tile-2/3/2/1');
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ol.tilecoord.hash.restore();
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});
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});
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describe('withTileCoordTransform', function() {
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it('creates expected URL', function() {
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var tileUrl = ol.TileUrlFunction.withTileCoordTransform(
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function(tileCoord) {
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return [tileCoord[0], tileCoord[1], -tileCoord[2]];
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},
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ol.TileUrlFunction.createFromTemplate('{z}/{x}/{y}'));
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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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});
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describe('createFromTileUrlFunctions', function() {
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it('creates expected URL', function() {
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var tileUrl = ol.TileUrlFunction.createFromTileUrlFunctions([
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ol.TileUrlFunction.createFromTemplate('a'),
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ol.TileUrlFunction.createFromTemplate('b')
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]);
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var tileUrl1 = tileUrl([1, 0, 0]);
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var 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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goog.require('ol.TileCoord');
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goog.require('ol.TileUrlFunction');
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