ahocevar
ed09173730
Our geometries are mutable, so they can be modified without creating garbage by changing coordinates in place and calling setGeometry afterwards. But this also means that we need to create a deep clone of the coordinates.
53 lines
1.6 KiB
JavaScript
53 lines
1.6 KiB
JavaScript
goog.provide('ol.test.geom.Geometry');
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describe('ol.geom.Geometry', function() {
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describe('constructor', function() {
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it('creates a new geometry', function() {
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var geom = new ol.geom.Geometry();
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expect(geom).to.be.a(ol.geom.Geometry);
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expect(geom).to.be.a(goog.events.EventTarget);
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});
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});
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describe('#clone()', function() {
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it('clones a geometry', function() {
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var line = new ol.geom.LineString([[0, 0], [1, 1]]);
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var clone = line.clone();
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expect(clone.getCoordinates().length).to.be(2);
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expect(clone.getCoordinates()[0]).to.eql(line.getCoordinates()[0]);
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expect(clone.getCoordinates()[0]).to.not.be(line.getCoordinates()[0]);
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var coordinates = clone.getCoordinates();
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coordinates[0] = [2, 2];
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clone.setCoordinates(coordinates);
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expect(clone.getCoordinates()[0]).to.not.eql(line.getCoordinates()[0]);
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});
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});
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});
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describe('ol.geom.GeometryEvent', function() {
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describe('constructor', function() {
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it('creates a new event', function() {
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var point = new ol.geom.Point([1, 2]);
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var bounds = point.getBounds();
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var evt = new ol.geom.GeometryEvent('change', point, bounds);
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expect(evt).to.be.a(ol.geom.GeometryEvent);
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expect(evt).to.be.a(goog.events.Event);
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expect(evt.target).to.be(point);
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expect(evt.oldExtent).to.be(bounds);
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});
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});
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});
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goog.require('goog.events.Event');
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goog.require('goog.events.EventTarget');
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goog.require('ol.geom.Geometry');
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goog.require('ol.geom.GeometryEvent');
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goog.require('ol.geom.Point');
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goog.require('ol.geom.LineString');
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