137 lines
3.4 KiB
JavaScript
137 lines
3.4 KiB
JavaScript
describe('Polyline', function () {
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var c = document.createElement('div');
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c.style.width = '400px';
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c.style.height = '400px';
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var map = new L.Map(c);
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map.setView(new L.LatLng(55.8, 37.6), 6);
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describe("#initialize", function () {
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it("doesn't overwrite the given latlng array", function () {
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var originalLatLngs = [
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[1, 2],
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[3, 4]
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];
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var sourceLatLngs = originalLatLngs.slice();
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var polyline = new L.Polyline(sourceLatLngs);
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expect(sourceLatLngs).to.eql(originalLatLngs);
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expect(polyline._latlngs).to.not.eql(sourceLatLngs);
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});
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});
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describe("#setLatLngs", function () {
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it("doesn't overwrite the given latlng array", function () {
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var originalLatLngs = [
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[1, 2],
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[3, 4]
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];
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var sourceLatLngs = originalLatLngs.slice();
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var polyline = new L.Polyline(sourceLatLngs);
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polyline.setLatLngs(sourceLatLngs);
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expect(sourceLatLngs).to.eql(originalLatLngs);
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});
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});
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describe("#spliceLatLngs", function () {
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it("splices the internal latLngs", function () {
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var latLngs = [
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[1, 2],
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[3, 4],
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[5, 6]
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];
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var polyline = new L.Polyline(latLngs);
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var removed = polyline.spliceLatLngs(1, 1, [7, 8]);
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expect(polyline._latlngs).to.eql([L.latLng([1, 2]), L.latLng([7, 8]), L.latLng([5, 6])]);
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expect(removed).to.eql([L.latLng([3, 4])]);
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});
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it("splices first latLngs of a multi by default", function () {
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var latLngs = [
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[[1, 2], [3, 4], [5, 6]],
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[[11, 12], [13, 14], [15, 16]]
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];
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var polyline = new L.Polyline(latLngs);
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polyline.spliceLatLngs(1, 1, [7, 8]);
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expect(polyline._latlngs[0]).to.eql([L.latLng([1, 2]), L.latLng([7, 8]), L.latLng([5, 6])]);
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expect(polyline._latlngs[1]).to.eql([L.latLng([11, 12]), L.latLng([13, 14]), L.latLng([15, 16])]);
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});
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it("splices latLngs of a multi by reference", function () {
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var latLngs = [
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[[11, 12], [13, 14], [15, 16]],
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[[1, 2], [3, 4], [5, 6]]
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];
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var polyline = new L.Polyline(latLngs);
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polyline.spliceLatLngs(1, 1, [7, 8], polyline._latlngs[1]);
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expect(polyline._latlngs[1]).to.eql([L.latLng([1, 2]), L.latLng([7, 8]), L.latLng([5, 6])]);
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});
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});
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describe("#addLatLng", function () {
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it("should add latlng to latlngs", function () {
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var latLngs = [
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[1, 2],
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[3, 4]
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];
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var polyline = new L.Polyline(latLngs);
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polyline.addLatLng([5, 6]);
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expect(polyline._latlngs).to.eql([L.latLng([1, 2]), L.latLng([3, 4]), L.latLng([5, 6])]);
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});
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it("should add latlng to first latlngs on a multi", function () {
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var latLngs = [
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[[1, 2], [3, 4]],
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[[11, 12], [13, 14]]
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];
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var polyline = new L.Polyline(latLngs);
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polyline.addLatLng([5, 6]);
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expect(polyline._latlngs[0]).to.eql([L.latLng([1, 2]), L.latLng([3, 4]), L.latLng([5, 6])]);
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expect(polyline._latlngs[1]).to.eql([L.latLng([11, 12]), L.latLng([13, 14])]);
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});
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it("should add latlng to latlngs by reference", function () {
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var latLngs = [
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[[11, 12], [13, 14]],
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[[1, 2], [3, 4]]
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];
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var polyline = new L.Polyline(latLngs);
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polyline.addLatLng([5, 6], polyline._latlngs[1]);
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expect(polyline._latlngs[1]).to.eql([L.latLng([1, 2]), L.latLng([3, 4]), L.latLng([5, 6])]);
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expect(polyline._latlngs[0]).to.eql([L.latLng([11, 12]), L.latLng([13, 14])]);
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});
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it("should add latlng on empty polyline", function () {
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var polyline = new L.Polyline([]);
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polyline.addLatLng([1, 2]);
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expect(polyline._latlngs).to.eql([L.latLng([1, 2])]);
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});
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});
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});
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