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textarea.test.js
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textarea.test.js
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import React from 'react';
import { mount } from 'enzyme';
import RcTextArea from 'rc-textarea';
import Input from '..';
import focusTest from '../../../tests/shared/focusTest';
import { sleep } from '../../../tests/utils';
const { TextArea } = Input;
focusTest(TextArea, { refFocus: true });
describe('TextArea', () => {
const originalGetComputedStyle = window.getComputedStyle;
beforeAll(() => {
Object.defineProperty(window, 'getComputedStyle', {
value: node => ({
getPropertyValue: prop => {
if (prop === 'box-sizing') {
return originalGetComputedStyle(node)[prop] || 'border-box';
}
return originalGetComputedStyle(node)[prop];
},
}),
});
});
afterAll(() => {
Object.defineProperty(window, 'getComputedStyle', {
value: originalGetComputedStyle,
});
});
it('should auto calculate height according to content length', async () => {
const errorSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
const ref = React.createRef();
const wrapper = mount(
<TextArea value="" readOnly autoSize={{ minRows: 2, maxRows: 6 }} wrap="off" ref={ref} />,
);
const mockFunc = jest.spyOn(ref.current.resizableTextArea, 'resizeTextarea');
wrapper.setProps({ value: '1111\n2222\n3333' });
await sleep(0);
expect(mockFunc).toHaveBeenCalledTimes(1);
wrapper.setProps({ value: '1111' });
await sleep(0);
expect(mockFunc).toHaveBeenCalledTimes(2);
wrapper.update();
expect(wrapper.find('textarea').props().style.overflow).toBeFalsy();
expect(errorSpy).not.toHaveBeenCalled();
errorSpy.mockRestore();
});
it('should support onPressEnter and onKeyDown', () => {
const fakeHandleKeyDown = jest.fn();
const fakeHandlePressEnter = jest.fn();
const wrapper = mount(
<TextArea onKeyDown={fakeHandleKeyDown} onPressEnter={fakeHandlePressEnter} />,
);
/** keyCode 65 is A */
wrapper.find('textarea').simulate('keydown', { keyCode: 65 });
expect(fakeHandleKeyDown).toHaveBeenCalledTimes(1);
expect(fakeHandlePressEnter).toHaveBeenCalledTimes(0);
/** keyCode 13 is Enter */
wrapper.find('textarea').simulate('keydown', { keyCode: 13 });
expect(fakeHandleKeyDown).toHaveBeenCalledTimes(2);
expect(fakeHandlePressEnter).toHaveBeenCalledTimes(1);
});
it('should support disabled', () => {
const wrapper = mount(<TextArea disabled />);
expect(wrapper.render()).toMatchSnapshot();
});
it('should support maxLength', () => {
const wrapper = mount(<TextArea maxLength={10} />);
expect(wrapper.render()).toMatchSnapshot();
});
it('when prop value not in this.props, resizeTextarea should be called', async () => {
const ref = React.createRef();
const wrapper = mount(<TextArea aria-label="textarea" ref={ref} />);
const resizeTextarea = jest.spyOn(ref.current.resizableTextArea, 'resizeTextarea');
wrapper.find('textarea').simulate('change', {
target: {
value: 'test',
},
});
expect(resizeTextarea).toHaveBeenCalled();
});
it('handleKeyDown', () => {
const onPressEnter = jest.fn();
const onKeyDown = jest.fn();
const wrapper = mount(
<TextArea onPressEnter={onPressEnter} onKeyDown={onKeyDown} aria-label="textarea" />,
);
wrapper.find(RcTextArea).instance().handleKeyDown({ keyCode: 13 });
expect(onPressEnter).toHaveBeenCalled();
expect(onKeyDown).toHaveBeenCalled();
});
it('should trigger onResize', async () => {
const onResize = jest.fn();
const wrapper = mount(<TextArea onResize={onResize} autoSize />);
await sleep(100);
wrapper
.find('ResizeObserver')
.instance()
.onResize([
{
target: {
getBoundingClientRect() {
return {};
},
},
},
]);
await Promise.resolve();
expect(onResize).toHaveBeenCalledWith(
expect.objectContaining({
width: expect.any(Number),
height: expect.any(Number),
}),
);
});
it('should works same as Input', async () => {
const input = mount(<Input value="111" />);
const textarea = mount(<TextArea value="111" />);
input.setProps({ value: undefined });
textarea.setProps({ value: undefined });
expect(textarea.find('textarea').at(0).getDOMNode().value).toBe(input.getDOMNode().value);
});
describe('should support showCount', () => {
it('maxLength', () => {
const wrapper = mount(<TextArea maxLength={5} showCount value="12345678" />);
const textarea = wrapper.find('.ant-input-textarea');
expect(wrapper.find('textarea').prop('value')).toBe('12345');
expect(textarea.prop('data-count')).toBe('5 / 5');
});
// 修改TextArea value截取规则后新增单测
it('slice emoji', () => {
const wrapper = mount(<TextArea maxLength={5} showCount value="1234😂" />);
const textarea = wrapper.find('.ant-input-textarea');
expect(wrapper.find('textarea').prop('value')).toBe('1234😂');
expect(textarea.prop('data-count')).toBe('5 / 5');
});
it('className & style patch to outer', () => {
const wrapper = mount(
<TextArea className="bamboo" style={{ background: 'red' }} showCount />,
);
// Outer
expect(wrapper.find('div').first().hasClass('bamboo')).toBeTruthy();
expect(wrapper.find('div').first().props().style.background).toEqual('red');
// Inner
expect(wrapper.find('.ant-input').hasClass('bamboo')).toBeFalsy();
expect(wrapper.find('.ant-input').props().style.background).toBeFalsy();
});
});
it('should support size', async () => {
const wrapper = mount(<TextArea size="large" />);
expect(wrapper.find('textarea').hasClass('ant-input-lg')).toBe(true);
expect(wrapper.render()).toMatchSnapshot();
});
it('set mouse cursor position', () => {
const defaultValue = '11111';
const valLength = defaultValue.length;
const wrapper = mount(<TextArea autoFocus defaultValue={defaultValue} />);
wrapper.instance().setSelectionRange(valLength, valLength);
expect(wrapper.instance().resizableTextArea.textArea.selectionStart).toEqual(5);
expect(wrapper.instance().resizableTextArea.textArea.selectionEnd).toEqual(5);
});
});
describe('TextArea allowClear', () => {
it('should change type when click', () => {
const wrapper = mount(<TextArea allowClear />);
wrapper.find('textarea').simulate('change', { target: { value: '111' } });
expect(wrapper.find('textarea').getDOMNode().value).toEqual('111');
expect(wrapper.render()).toMatchSnapshot();
wrapper.find('.ant-input-clear-icon').at(0).simulate('click');
expect(wrapper.render()).toMatchSnapshot();
expect(wrapper.find('textarea').getDOMNode().value).toEqual('');
});
it('should not show icon if value is undefined, null or empty string', () => {
const wrappers = [null, undefined, ''].map(val => mount(<TextArea allowClear value={val} />));
wrappers.forEach(wrapper => {
expect(wrapper.find('textarea').getDOMNode().value).toEqual('');
expect(wrapper.find('.ant-input-clear-icon-hidden').exists()).toBeTruthy();
expect(wrapper.render()).toMatchSnapshot();
});
});
it('should not show icon if defaultValue is undefined, null or empty string', () => {
const wrappers = [null, undefined, ''].map(val =>
mount(<TextArea allowClear defaultValue={val} />),
);
wrappers.forEach(wrapper => {
expect(wrapper.find('textarea').getDOMNode().value).toEqual('');
expect(wrapper.find('.ant-input-clear-icon-hidden').exists()).toBeTruthy();
expect(wrapper.render()).toMatchSnapshot();
});
});
it('should trigger event correctly', () => {
let argumentEventObject;
let argumentEventObjectValue;
const onChange = e => {
argumentEventObject = e;
argumentEventObjectValue = e.target.value;
};
const wrapper = mount(<TextArea allowClear defaultValue="111" onChange={onChange} />);
wrapper.find('.ant-input-clear-icon').at(0).simulate('click');
expect(argumentEventObject.type).toBe('click');
expect(argumentEventObjectValue).toBe('');
expect(wrapper.find('textarea').at(0).getDOMNode().value).toBe('');
});
it('should trigger event correctly on controlled mode', () => {
let argumentEventObject;
let argumentEventObjectValue;
const onChange = e => {
argumentEventObject = e;
argumentEventObjectValue = e.target.value;
};
const wrapper = mount(<TextArea allowClear value="111" onChange={onChange} />);
wrapper.find('.ant-input-clear-icon').at(0).simulate('click');
expect(argumentEventObject.type).toBe('click');
expect(argumentEventObjectValue).toBe('');
expect(wrapper.find('textarea').at(0).getDOMNode().value).toBe('111');
});
it('should focus textarea after clear', () => {
const wrapper = mount(<TextArea allowClear defaultValue="111" />, { attachTo: document.body });
wrapper.find('.ant-input-clear-icon').at(0).simulate('click');
expect(document.activeElement).toBe(wrapper.find('textarea').at(0).getDOMNode());
wrapper.unmount();
});
it('should not support allowClear when it is disabled', () => {
const wrapper = mount(<TextArea allowClear defaultValue="111" disabled />);
expect(wrapper.find('.ant-input-clear-icon-hidden').exists()).toBeTruthy();
});
it('not block input when `value` is undefined', () => {
const wrapper = mount(<Input value={undefined} />);
wrapper.find('input').simulate('change', { target: { value: 'Bamboo' } });
expect(wrapper.find('input').props().value).toEqual('Bamboo');
// Controlled
wrapper.setProps({ value: 'Light' });
wrapper.find('input').simulate('change', { target: { value: 'Bamboo' } });
expect(wrapper.find('input').props().value).toEqual('Light');
});
describe('click focus', () => {
it('click outside should also get focus', () => {
const wrapper = mount(<Input suffix={<span className="test-suffix" />} />);
const onFocus = jest.spyOn(wrapper.find('input').instance(), 'focus');
wrapper.find('.test-suffix').simulate('mouseUp');
expect(onFocus).toHaveBeenCalled();
});
it('not get focus if out of component', () => {
const wrapper = mount(<Input suffix={<span className="test-suffix" />} />);
const onFocus = jest.spyOn(wrapper.find('input').instance(), 'focus');
const ele = document.createElement('span');
document.body.appendChild(ele);
wrapper.find('.test-suffix').simulate('mouseUp', {
target: ele,
});
expect(onFocus).not.toHaveBeenCalled();
document.body.removeChild(ele);
});
});
it('scroll to bottom when autoSize', async () => {
const wrapper = mount(<Input.TextArea autoSize />, { attachTo: document.body });
wrapper.find('textarea').simulate('focus');
wrapper.find('textarea').getDOMNode().focus();
const setSelectionRangeFn = jest.spyOn(
wrapper.find('textarea').getDOMNode(),
'setSelectionRange',
);
wrapper.find('textarea').simulate('input', { target: { value: '\n1' } });
await sleep(100);
expect(setSelectionRangeFn).toHaveBeenCalled();
wrapper.unmount();
});
// https://github.com/ant-design/ant-design/issues/26308
it('should display defaultValue when value is undefined', () => {
const wrapper = mount(<Input.TextArea defaultValue="Light" value={undefined} />);
expect(wrapper.find('textarea').at(0).getDOMNode().value).toBe('Light');
});
});