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path: root/vnext/src/components/__tests__/MessageInput-test.js
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import React from 'react';
import { mount } from 'enzyme';
import { configure } from 'enzyme';
import Adapter from 'enzyme-adapter-react-16';

import MessageInput from '../MessageInput';

configure({ adapter: new Adapter() });

const testMessage = {
    mid: 1,
    user: { uid: 1, uname: 'ugnich' },
    body: 'test message',
    timestamp: new Date().toISOString()
};

it('Gives immediate focus on to textarea on load', () => {
    const wrapper = mount(<MessageInput data={testMessage} onSend={() => { }} />);
    const textareaRef = wrapper.instance().textarea;

    jest.spyOn(textareaRef.current, 'focus');

    wrapper.instance().componentDidMount();
    expect(textareaRef.current.focus).toHaveBeenCalledTimes(1);
});

it('Submits on ctrl-enter', () => {
    const onSend = jest.fn();
    const messageInput = mount(<MessageInput data={testMessage} onSend={onSend} />);

    let textarea = messageInput.find('textarea');
    textarea.simulate('keypress', {
        charCode: 13,
        which: 13,
        keyCode: 13,
        ctrlKey: false
    });
    expect(onSend).toHaveBeenCalledTimes(0);
    textarea.simulate('keypress', {
        charCode: 13,
        which: 13,
        keyCode: 13,
        ctrlKey: true
    });
    expect(onSend).toHaveBeenCalledTimes(1);
});

it('Clears template on submit', () => {
    const messageInput = mount(<MessageInput data={testMessage} onSend={() => { }} />);
    messageInput.find('textarea').simulate('change', {
        target: {
            value: ' '
        }
    });
    expect(messageInput.state().body).toEqual(' ');
    messageInput.find('Button').simulate('click');
    expect(messageInput.state().body).toEqual('');
});