Function stub

packages/react-dom/src/__tests__/ReactDOMInput-test.js:1263–1287

()

  it('should set a value on a submit input', async () => {
    const stub = <input type="submit" value="banana" />;
    await act(() => {
      root.render(stub);
    });
    const node = container.firstChild;

    expect(node.getAttribute('value')).toBe('banana');
  });

  it('should not set an undefined value on a submit input', async () => {
    const stub = <input type="submit" value={undefined} />;
    await act(() => {
      root.render(stub);
    });
    const node = container.firstChild;

    // Note: it shouldn't be an empty string
    // because that would erase the "submit" label.
    expect(node.getAttribute('value')).toBe(null);

    await act(() => {
      root.render(stub);
    });
    expect(node.getAttribute('value')).toBe(null);
  });

  it('should not set an undefined value on a reset input', async () => {
    const stub = <input type="reset" value={undefined} />;