Add tests

test/spec/ol/coordinate.test.js

@@ -0,0 +1,42 @@
+goog.provide('ol.test.coordinate');
+
+describe.only('ol.coordinate', function() {
+
+  describe('#closestOnSegment', function() {
+    it('can handle points where the foot of the perpendicular is closest',
+        function() {
+          var point = [2, 5];
+          var segment = [[-5, 0], [10, 0]];
+          expect(ol.coordinate.closestOnSegment(point, segment))
+              .to.eql([2, 0]);
+        });
+    it('can handle points where the foot of the perpendicular is not closest',
+        function() {
+          var point = [0, -6];
+          var segment = [[-5, 0], [0, -1]];
+          expect(ol.coordinate.closestOnSegment(point, segment))
+              .to.eql([0, -1]);
+        });
+  });
+
+  describe('#squaredDistanceToSegment', function() {
+    it('can handle points where the foot of the perpendicular is closest',
+        function() {
+          var point = [2, 5];
+          var segment = [[-5, 0], [10, 0]];
+          expect(ol.coordinate.squaredDistanceToSegment(point, segment))
+              .to.eql(25);
+        });
+    it('can handle points where the foot of the perpendicular is not closest',
+        function() {
+          var point = [0, -6];
+          var segment = [[-5, 0], [0, -1]];
+          expect(ol.coordinate.squaredDistanceToSegment(point, segment))
+              .to.eql(25);
+        });
+
+  });
+
+});
+
+goog.require('ol.coordinate');