Test the getCentroid/centroid Method of linestrings

test/spec/api/geom/linestring.test.js

@@ -216,6 +216,26 @@ describe("ol.geom.linestring", function() {
             expect(ls.vertices().length).toBe(0);
         });
     });
+
+    describe("the centroid method is functional", function(){
+        it("returns an instance of ol.geom.Point", function(){
+            expect(ls.centroid()).toBeA(ol.geom.Point);
+        });
+
+        it("has the expected coordinates", function(){
+
+            ls = ol.geom.linestring([
+                ol.geom.point([0.5, 1]),
+                ol.geom.point([1, 1.5]),
+                ol.geom.point([1.5, 1]),
+                ol.geom.point([1, 0.5])
+            ]);
+
+            var c = ls.centroid();
+
+            expect(c.x() + ',' + c.y()).toBe('1,1');
+        });
+    });
 });
 
 

test/spec/ol/geom/LineString.test.js

@@ -109,4 +109,23 @@ describe("ol.geom.LineString", function() {
         expect( vertices[1].getX() + ',' + vertices[1].getY()).toBe( '10,20' );
         expect( vertices[2].getX() + ',' + vertices[2].getY()).toBe( '30,40' );
     });
+
+    describe("the getCentroid method is functional", function(){
+        it("returns an instance of ol.geom.Point", function(){
+            expect(ls.getCentroid()).toBeA(ol.geom.Point);
+        });
+
+        it("has the expected coordinates", function(){
+
+            ls.setVertices([
+                new ol.geom.Point(0.5, 1),
+                new ol.geom.Point(1, 1.5),
+                new ol.geom.Point(1.5, 1),
+                new ol.geom.Point(1, 0.5)
+            ]);
+            var c = ls.getCentroid();
+
+            expect(c.getX() + ',' + c.getY()).toBe('1,1');
+        });
+    });
 });