useRenderNormalizedItem tests (deephaven#1909)

packages/components/src/spectrum/utils/useRenderNormalizedItem.test.tsx

@@ -0,0 +1,41 @@
+import React, { Key } from 'react';
+import { Item } from '@adobe/react-spectrum';
+import { renderHook } from '@testing-library/react-hooks';
+import ItemContent from '../ItemContent';
+import { useRenderNormalizedItem } from './useRenderNormalizedItem';
+import { getItemKey } from './itemUtils';
+
+beforeEach(() => {
+  jest.clearAllMocks();
+  expect.hasAssertions();
+});
+
+describe.each([null, { placement: 'top' }] as const)(
+  'useRenderNormalizedItem: %s',
+  tooltipOptions => {
+    it.each([
+      [{}, 'Empty', ''],
+      [{ item: { content: 'mock.content' } }, 'Empty', 'mock.content'],
+      [
+        { item: { textValue: 'mock.textValue', content: 'mock.content' } },
+        'mock.textValue',
+        'mock.content',
+      ],
+    ])(
+      'should return a render function that can be used to render a normalized item in collection components.',
+      (normalizedItem, textValue, content) => {
+        const { result } = renderHook(() =>
+          useRenderNormalizedItem(tooltipOptions)
+        );
+
+        const actual = result.current(normalizedItem);
+
+        expect(actual).toEqual(
+          <Item key={getItemKey(normalizedItem) as Key} textValue={textValue}>
+            <ItemContent tooltipOptions={tooltipOptions}>{content}</ItemContent>
+          </Item>
+        );
+      }
+    );
+  }
+);