old_contents: import ReactDOM from 'react-dom';
  import React from 'react';
  import { shallow, render } from 'enzyme';
  import { expect } from 'chai';
  import { Text } from 'recharts';
  
  describe('<Text />', () => {
    it('Does not wrap long text if enough width', () => {
      const wrapper = shallow(
        <Text width={144}>This is really long text</Text>
      );
  
      expect(wrapper.instance().state.wordsByLines.length).to.equal(1);
    });
  
    it('Wraps long text if not enough width', () => {
      const wrapper = shallow(
        <Text width={143}>This is really long text</Text>
      );
  
      expect(wrapper.instance().state.wordsByLines.length).to.equal(2);
    });
  
    it('Wraps long text if styled and not enough room', () => {
      const wrapper = shallow(
        <Text width={144} style={{ fontWeight: 900 }}>This is really long text</Text>
      );
  
      expect(wrapper.instance().state.wordsByLines.length).to.equal(2);
    });
  
    it('Does not perform word length calculation if width or fit props not set', () => {
      const wrapper = shallow(
        <Text>This is really long text</Text>
      );
  
      expect(wrapper.instance().state.wordsByLines.length).to.equal(1);
      expect(wrapper.instance().state.wordsByLines[0].width).to.equal(undefined);
    });
  });
  
new_contents: import ReactDOM from 'react-dom';
  import React from 'react';
  import { shallow, render } from 'enzyme';
  import { expect } from 'chai';
  import { Text } from 'recharts';
  
  describe('<Text />', () => {
    it('Does not wrap long text if enough width', () => {
      const wrapper = shallow(
        <Text width={200}>This is really long text</Text>
      );
  
      expect(wrapper.instance().state.wordsByLines.length).to.equal(1);
    });
  
    it('Wraps long text if not enough width', () => {
      const wrapper = shallow(
        <Text width={100}>This is really long text</Text>
      );
  
      expect(wrapper.instance().state.wordsByLines.length).to.equal(2);
    });
  
    it('Wraps long text if styled and not enough room', () => {
      const wrapper = shallow(
        <Text width={200} style={{ fontSize: '2em' }}>This is really long text</Text>
      );
  
      expect(wrapper.instance().state.wordsByLines.length).to.equal(2);
    });
  
    it('Does not perform word length calculation if width or fit props not set', () => {
      const wrapper = shallow(
        <Text>This is really long text</Text>
      );
  
      expect(wrapper.instance().state.wordsByLines.length).to.equal(1);
      expect(wrapper.instance().state.wordsByLines[0].width).to.equal(undefined);
    });
  });
  
subject: Update <Text> tests so they are not as particular about browser differences