Add missing test for form renderer if it shows error component

Author: rvsia

packages/react-form-renderer/src/tests/form-renderer/form-renderer.test.js

@@ -6,6 +6,7 @@ import FormRenderer from '../../form-renderer';
 import { widgets, uiWidgets } from '../../demo-schemas/mozilla-schemas';
 import { components, layoutComponents } from '../../constants';
 import FormControls from '../../form-renderer/form-controls';
+import SchemaErrorComponent from '../../form-renderer/schema-error-component';
 
 describe('<FormRenderer />', () => {
   let layoutMapper;
@@ -50,6 +51,32 @@ describe('<FormRenderer />', () => {
     expect(toJson(wrapper)).toMatchSnapshot();
   });
 
+  it('should render errorComponent form from schema', () => {
+    const _console = console;
+
+    const spy = jest.fn();
+    const logSpy = jest.fn();
+    // eslint-disable-next-line no-console
+    console.error = spy;
+    // eslint-disable-next-line no-console
+    console.log = logSpy;
+
+    const schemaWithError = {
+      fields: [{
+        name: 'field without component key',
+      }],
+    };
+
+    const wrapper = mount(<FormRenderer { ...initialProps } schema={ schemaWithError } schemaType={ undefined }/>);
+
+    expect(wrapper.find(SchemaErrorComponent));
+    expect(spy).toHaveBeenCalled();
+    expect(logSpy).toHaveBeenCalledWith('error: ', expect.any(String));
+
+    // eslint-disable-next-line no-global-assign
+    console = _console;
+  });
+
   it('should call form reset callback', () => {
     const wrapper = mount(<FormRenderer { ...initialProps } canReset />);
     const form = wrapper.find(Form);