@momentum-ui/react/src/lib/Modal/tests/index.spec.js

Cisco Momentum UI framework for ReactJs applications

import React from 'react';
import { shallow, mount } from 'enzyme';
import { Modal } from '@momentum-ui/react';
//Add test for Background once Portals are supported in Enzyme

describe('tests for <Modal />', () => {
  it('should render a Modal', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show htmlId="testModal" />
    );

    expect(wrapper).toMatchSnapshot();
  });

  it('should render a Modal', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show htmlId="testModal" />
    );

    expect(wrapper.children().length).toEqual(1);
  });

  it('should not render without Show Prop equaling true', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show={false} htmlId="testModal" />
    );

    expect(wrapper.children().length).toEqual(0);
  });

  it('should render based on size prop', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show htmlId="testModal" />
    );

    expect(wrapper.find('.md-modal__content').length).toEqual(1);
    expect(wrapper.props().dialogClass).toContain('md-modal--default');
  });

  it('should render based on size prop (small)', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show size="small" htmlId="testModal" />
    );

    expect(wrapper.find('.md-modal__content').length).toEqual(1);
    expect(wrapper.props().dialogClass).toContain('md-modal--small');
  });

  it('should render based on size prop (medium)', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show size="medium" htmlId="testModal" />
    );

    expect(wrapper.find('.md-modal__content').length).toEqual(1);
    expect(wrapper.props().dialogClass).toContain('md-modal--medium');
  });

  it('should render based on size prop (large)', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show size="large" htmlId="testModal" />
    );

    expect(wrapper.find('.md-modal__content').length).toEqual(1);
    expect(wrapper.props().dialogClass).toContain('md-modal--large');
  });

  it('should render based on background prop', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show htmlId="testModal" />
    );

    expect(wrapper.find('.reveal-modal-bg').length).toEqual(0);
  });

  it('should render based on size prop (dialog)', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show size="dialog" htmlId="testModal" />
    );

    expect(wrapper.find('.md-modal__content').length).toEqual(1);
    expect(wrapper.props().dialogClass).toContain('md-modal--dialog');
  });

  it('should throw error if icon prop is not of type icon in dialog', () => {
    try {
      shallow(
        <Modal onHide={() => { }} icon={<div />} applicationId="test" show size="dialog" htmlId="testModal" />
      );
    } catch (e) {
      expect(e.message).toEqual('icon prop needs to be of type Icon.');
    }
  });

  it('should render based on size prop (full)', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show size="full" htmlId="testModal" />
    );

    expect(wrapper.find('.md-modal__content').length).toEqual(1);
    expect(wrapper.props().dialogClass).toContain('md-modal--full');
  });


  it('should render to given dom element', () => {
    const modalRoot = global.document.createElement('div');
    modalRoot.setAttribute('id', 'test-id');
    const body = global.document.querySelector('body');
    body.appendChild(modalRoot);

    expect(modalRoot.hasChildNodes()).toBeFalsy();

    mount(
        <div>
        <Modal onHide={() => { }} applicationId="test" show htmlId="testModal" renderTo='test-id'>
          <div className="testchild" />
        </Modal>
      </div>
    );

    expect(modalRoot.hasChildNodes()).toBeTruthy();
  });

  it('should render children', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show htmlId="testModal">
        <div className="testchild" />
      </Modal>
    );

    expect(wrapper.find('.testchild').length).toEqual(1);
  });

  it('should not render Backdrop if prop pass in as false', () => {
    const wrapper = shallow(
      <Modal onHide={() => { }} applicationId="test" show backdrop={false} htmlId="testModal" />
    );

    expect(wrapper.find('.reveal-modal-bg').exists()).toEqual(false);
  });
});