feat(cdk/drag-drop): fixed tests

Author: Timon Krebs

src/cdk/drag-drop/directives/drag.spec.ts

@@ -376,7 +376,8 @@ describe('CdkDrag', () => {
       // go into an infinite loop trying to stringify the event, if the test fails.
       expect(event).toEqual({
         source: fixture.componentInstance.dragInstance,
-        distance: {x: jasmine.any(Number), y: jasmine.any(Number)}
+        distance: {x: jasmine.any(Number), y: jasmine.any(Number)},
+        dropPosition: {x: jasmine.any(Number), y: jasmine.any(Number)}
       });
     }));
 
@@ -389,15 +390,17 @@ describe('CdkDrag', () => {
 
       expect(event).toEqual({
         source: jasmine.anything(),
-        distance: {x: 25, y: 30}
+        distance: {x: 25, y: 30},
+        dropPosition:  {x: 25, y: 30}
       });
 
       dragElementViaMouse(fixture, fixture.componentInstance.dragElement.nativeElement, 40, 50);
       event = fixture.componentInstance.endedSpy.calls.mostRecent().args[0];
 
       expect(event).toEqual({
         source: jasmine.anything(),
-        distance: {x: 40, y: 50}
+        distance: {x: 40, y: 50},
+        dropPosition:  {x: 40, y: 50}
       });
     }));
 

src/cdk/drag-drop/directives/drag.ts

@@ -460,7 +460,7 @@ export class CdkDrag<T = any> implements AfterViewInit, OnChanges, OnDestroy {
 
     ref.ended.subscribe(event => {
       this.ended.emit({
-        source: this, 
+        source: this,
         distance: event.distance,
         dropPosition: event.dropPosition
       });

tools/public_api_guard/cdk/drag-drop.d.ts

@@ -283,6 +283,7 @@ export declare class DragRef<T = any> {
     ended: Subject<{
         source: DragRef;
         distance: Point;
+        dropPosition: Point;
     }>;
     entered: Subject<{
         container: DropListRef;