Fixes Components with prefixes in mock

Reviewed By: bestander

Differential Revision: D4096027

fbshipit-source-id: 342677a27c6d03dc7d2d6eb53970a504fb62d63b

jest/mockComponent.js

@@ -13,8 +13,10 @@ module.exports = moduleName => {
 
   const Component = class extends RealComponent {
     render() {
+      const name = RealComponent.displayName || RealComponent.name;
+
       return React.createElement(
-        RealComponent.displayName || RealComponent.name,
+        name.replace(/^(RTC|RK)/,''),
         this.props,
         this.props.children,
       );

jest/setup.js

@@ -132,13 +132,13 @@ const mockNativeModules = {
         width: 750,
       },
     },
-    RCTModalFullscreenView: {
+    ModalFullscreenView: {
       Constants: {},
     },
-    RCTScrollView: {
+    ScrollView: {
       Constants: {},
     },
-    RCTView: {
+    View: {
       Constants: {},
     },
   },