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import React from 'react';
import AutoComplete from '..';
import { act, render } from '../../../tests/utils';
describe('AutoComplete children could be focus', () => {
beforeAll(() => {
jest.useFakeTimers();
});
let container: HTMLDivElement;
beforeEach(() => {
container = document.createElement('div');
document.body.appendChild(container);
});
afterAll(() => {
jest.useRealTimers();
});
afterEach(() => {
document.body.removeChild(container);
});
it('focus() and onFocus', () => {
const handleFocus = jest.fn();
const { container: wrapper } = render(<AutoComplete onFocus={handleFocus} />, { container });
wrapper.querySelector('input')?.focus();
act(() => {
jest.runAllTimers();
});
expect(handleFocus).toHaveBeenCalled();
});
it('blur() and onBlur', () => {
const handleBlur = jest.fn();
const { container: wrapper } = render(<AutoComplete onBlur={handleBlur} />, { container });
wrapper.querySelector('input')?.focus();
act(() => {
jest.runAllTimers();
});
wrapper.querySelector('input')?.blur();
act(() => {
jest.runAllTimers();
});
expect(handleBlur).toHaveBeenCalled();
});
it('child.ref should work', () => {
const mockRef = jest.fn();
render(
<AutoComplete dataSource={[]}>
<input ref={mockRef} />
</AutoComplete>,
);
expect(mockRef).toHaveBeenCalled();
});
it('child.ref instance should support be focused and blurred', () => {
const inputRef = React.createRef<HTMLInputElement>();
render(
<AutoComplete dataSource={[]}>
<input ref={inputRef} />
</AutoComplete>,
);
expect(typeof inputRef.current?.focus).toBe('function');
expect(typeof inputRef.current?.blur).toBe('function');
});
});
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