text: import React from 'react'
  import renderer from 'react-test-renderer'
  import Pulse from '../Pulse'
  
  it('Pulse can be created', () => {
    const comp = renderer.create(<Pulse />)
    expect(comp).toBeDefined()
  })
  
  it('<Pulse /> toMatchSnapshot', () => {
    const tree = renderer.create(<Pulse />).toJSON()
    expect(tree).toMatchSnapshot()
  })
  