Add geom.Collection & geom.collection.

Also make MultiPoint and multipoint inherit from Collection/collection respectively.
2012-06-21 15:53:46 +02:00
parent 6ca9112af2
commit 0374d1abc7
6 changed files with 499 additions and 0 deletions
--- a/test/spec/ol/geom/Collection.test.js
+++ b/test/spec/ol/geom/Collection.test.js
@@ -0,0 +1,114 @@
+describe("ol.geom.Collection", function() {
+    var c;
+    
+    beforeEach(function(){
+        c = new ol.geom.Collection([
+            new ol.geom.Point(10,20),
+            new ol.geom.LineString([
+                new ol.geom.Point(47,11),
+                new ol.geom.Point(3.14,2.8)
+            ])
+        ]);
+    });
+    
+    afterEach(function(){
+        c = null;
+    });
+    
+    it("constructs instances", function() {
+        expect( c ).toBeA( ol.geom.Collection );
+    });
+    
+    it("can construct instances without any components", function() {
+        // empty array
+        c = new ol.geom.Collection([]);
+        expect( c ).toBeA( ol.geom.Collection );
+        
+        // no argument at all
+        c = new ol.geom.Collection();
+        expect( c ).toBeA( ol.geom.Collection );
+    });
+    
+    it("inherits from ol.geom.Geometry", function() {
+        expect( c ).toBeA( ol.geom.Geometry );
+    });
+    
+    it("has a working getter for components", function() {
+        
+        var components = c.getComponents();
+        
+        expect( components ).toBeA( Array );
+        expect( components.length ).toBe( 2 );
+        expect( components[0] ).toBeA( ol.geom.Point );
+        expect( components[1] ).toBeA( ol.geom.LineString );
+        
+        expect( components[0].getX() + ',' + components[0].getY()).toBe( '10,20' );
+        expect( components[1].getVertices()[0].getX() + ',' + components[1].getVertices()[0].getY()).toBe( '47,11' );
+        
+    });
+    
+    it("has a working setter for components", function() {
+        
+        c.setComponents([
+            new ol.geom.Point(30,40),
+            new ol.geom.LineString([
+                new ol.geom.Point(3,9),
+                new ol.geom.Point(4,16)
+            ])
+        ]);
+        
+        var components = c.getComponents();
+        
+        expect( components.length ).toBe( 2 );
+        expect( components[0] ).toBeA( ol.geom.Point );
+        expect( components[1] ).toBeA( ol.geom.LineString );
+        
+        expect( components[0].getX() + ',' + components[0].getY()).toBe( '30,40' );
+        expect( components[1].getVertices()[0].getX() + ',' + components[1].getVertices()[0].getY()).toBe( '3,9' );
+        
+    });
+    
+    it("has a method to add components", function() {
+        
+        c.addComponent(
+            new ol.geom.Point(30,40),
+            1
+        );
+        c.addComponent(
+            new ol.geom.LineString([
+                new ol.geom.Point(5,25),
+                new ol.geom.Point(6,36)
+            ]),
+            0
+        );
+      
+        var components = c.getComponents();
+        
+        expect( components.length ).toBe( 4 );
+        expect( components[0].getVertices()[0].getX() + ',' + components[0].getVertices()[0].getY()).toBe( '5,25' );
+        expect( components[1].getX() + ',' + components[1].getY()).toBe( '10,20' );
+        expect( components[2].getX() + ',' + components[2].getY()).toBe( '30,40' );
+        expect( components[3].getVertices()[0].getX() + ',' + components[3].getVertices()[0].getY()).toBe( '47,11' );
+        
+    });
+    
+    it("has a method to remove components", function() {
+        c.setComponents([
+            new ol.geom.Point(0,10),
+            new ol.geom.Point(10,20),
+            new ol.geom.Point(20,30),
+            new ol.geom.Point(30,40)
+        ]);
+        
+        var p = c.getComponents()[2]; // 20,30;
+        
+        c.removeComponent( p );
+        
+        var components = c.getComponents();
+        
+        expect( components.length ).toBe( 3 );
+        expect( components[0].getX() + ',' + components[0].getY()).toBe( '0,10' );
+        expect( components[1].getX() + ',' + components[1].getY()).toBe( '10,20' );
+        expect( components[2].getX() + ',' + components[2].getY()).toBe( '30,40' );
+    });     
+});