Function for cloning extents

2013-09-03 17:38:10 -06:00
parent fcf00dea8b
commit dbccb8b231
2 changed files with 24 additions and 0 deletions
--- a/test/spec/ol/extent.test.js
+++ b/test/spec/ol/extent.test.js
@@ -3,6 +3,19 @@ goog.provide('ol.test.extent');

 describe('ol.extent', function() {

+  describe('clone', function() {
+
+    it('creates a copy of an extent', function() {
+      var extent = ol.extent.createOrUpdate(1, 2, 3, 4);
+      var clone = ol.extent.clone(extent);
+      expect(ol.extent.equals(extent, clone)).to.be(true);
+
+      ol.extent.extendCoordinate(extent, [10, 20]);
+      expect(ol.extent.equals(extent, clone)).to.be(false);
+    });
+
+  });
+
  describe('containsCoordinate', function() {

    describe('positive', function() {