do not throw when event handler was not found

Author: Pontus Lundin

src/__tests__/fireEvent.test.js

@@ -62,16 +62,6 @@ describe('fireEvent', () => {
     expect(onPressMock).toHaveBeenCalled();
   });
 
-  test('should throw an Error when event handler was not found', () => {
-    const { getByText } = render(
-      <WithoutEventComponent onPress={() => 'this is not passed to children'} />
-    );
-
-    expect(() => fireEvent(getByText('Without event'), 'press')).toThrow(
-      'No handler function found for event: "press"'
-    );
-  });
-
   test('should invoke event with custom name', () => {
     const handlerMock = jest.fn();
     const EVENT_DATA = 'event data';

src/fireEvent.js

@@ -1,6 +1,5 @@
 // @flow
 import act from './act';
-import { ErrorWithStack } from './helpers/errors';
 
 const isHostElement = (element?: ReactTestInstance) => {
   return typeof element?.type === 'string';
@@ -66,14 +65,7 @@ const findEventHandler = (
   // Do not bubble event to the root element
   const hasHandler = handler != null || hasDescendandHandler;
   if (element.parent === null || element.parent.parent === null) {
-    if (hasHandler) {
-      return null;
-    } else {
-      throw new ErrorWithStack(
-        `No handler function found for event: "${eventName}"`,
-        callsite || invokeEvent
-      );
-    }
+    return null;
   }
 
   return findEventHandler(