fix(simple form iterator): defaulted values to null instead of empty string

Author: Krzysztof Marek Witkowski

packages/ra-core/src/form/FormDataConsumer.spec.tsx

@@ -1,6 +1,5 @@
 import * as React from 'react';
-import { fireEvent, render, screen, waitFor } from '@testing-library/react';
-
+import { render, waitFor, screen, fireEvent } from '@testing-library/react';
 import FormDataConsumer, { FormDataConsumerView } from './FormDataConsumer';
 import { testDataProvider } from '../dataProvider';
 import {

packages/ra-ui-materialui/src/input/ArrayInput/SimpleFormIterator.spec.tsx

@@ -1,10 +1,10 @@
 import * as React from 'react';
 import {
-    fireEvent,
-    getByLabelText,
-    render,
     screen,
+    render,
+    fireEvent,
     waitFor,
+    getByLabelText,
 } from '@testing-library/react';
 import expect from 'expect';
 import { FormDataConsumer, testDataProvider } from 'ra-core';