Chore: convert DashboardGrid test to RTL (#53405)

.betterer.results

@@ -74,9 +74,6 @@ exports[`no enzyme tests`] = {
     "public/app/features/dashboard/components/ShareModal/ShareLink.test.tsx:3716733755": [
       [0, 35, 13, "RegExp match", "2409514259"]
     ],
-    "public/app/features/dashboard/dashgrid/DashboardGrid.test.tsx:2723773538": [
-      [0, 35, 13, "RegExp match", "2409514259"]
-    ],
     "public/app/features/dimensions/editors/ThresholdsEditor/ThresholdsEditor.test.tsx:4164297658": [
       [0, 17, 13, "RegExp match", "2409514259"]
     ],
@@ -4281,8 +4278,7 @@ exports[`better eslint`] = {
     ],
     "public/app/features/dashboard/dashgrid/DashboardGrid.test.tsx:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "1"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "2"]
+      [0, 0, 0, "Unexpected any. Specify a different type.", "1"]
     ],
     "public/app/features/dashboard/dashgrid/DashboardGrid.tsx:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"],

public/app/features/dashboard/dashgrid/DashboardGrid.test.tsx

@@ -1,4 +1,4 @@
-import { shallow, ShallowWrapper } from 'enzyme';
+import { render } from '@testing-library/react';
 import React from 'react';
 
 import { DashboardModel } from '../state';
@@ -12,13 +12,6 @@ jest.mock('app/features/dashboard/dashgrid/LazyLoader', () => {
   return { LazyLoader };
 });
 
-interface ScenarioContext {
-  props: Props;
-  wrapper?: ShallowWrapper<Props, any, DashboardGrid>;
-  setup: (fn: () => void) => void;
-  setProps: (props: Partial<Props>) => void;
-}
-
 function getTestDashboard(overrides?: any, metaOverrides?: any): DashboardModel {
   const data = Object.assign(
     {
@@ -57,43 +50,14 @@ function getTestDashboard(overrides?: any, metaOverrides?: any): DashboardModel
   return new DashboardModel(data, meta);
 }
 
-function dashboardGridScenario(description: string, scenarioFn: (ctx: ScenarioContext) => void) {
-  describe(description, () => {
-    let setupFn: () => void;
-
-    const ctx: ScenarioContext = {
-      setup: (fn) => {
-        setupFn = fn;
-      },
-      props: {
-        editPanel: null,
-        viewPanel: null,
-        dashboard: getTestDashboard(),
-        cleanAndRemoveMany: jest.fn,
-      },
-      setProps: (props: Partial<Props>) => {
-        Object.assign(ctx.props, props);
-        if (ctx.wrapper) {
-          ctx.wrapper.setProps(ctx.props);
-        }
-      },
-    };
-
-    beforeEach(() => {
-      setupFn();
-      ctx.wrapper = shallow(<DashboardGrid {...ctx.props} />);
-    });
-
-    scenarioFn(ctx);
-  });
-}
-
 describe('DashboardGrid', () => {
-  dashboardGridScenario('Can render dashboard grid', (ctx) => {
-    ctx.setup(() => {});
-
-    it('Should render', () => {
-      expect(ctx.wrapper).toMatchSnapshot();
-    });
+  it('should render without error', () => {
+    const props: Props = {
+      editPanel: null,
+      viewPanel: null,
+      dashboard: getTestDashboard(),
+      cleanAndRemoveMany: jest.fn,
+    };
+    expect(() => render(<DashboardGrid {...props} />)).not.toThrow();
   });
 });

public/app/features/dashboard/dashgrid/__snapshots__/DashboardGrid.test.tsx.snap

@@ -1,21 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`DashboardGrid Can render dashboard grid Should render 1`] = `
-<div
-  style={
-    Object {
-      "display": undefined,
-      "flex": "1 1 auto",
-    }
-  }
->
-  <AutoSizer
-    disableHeight={true}
-    disableWidth={false}
-    onResize={[Function]}
-    style={Object {}}
-  >
-    <Component />
-  </AutoSizer>
-</div>
-`;