message: test(margin): test case
diff: @@ -54,5 +54,21 @@ describe('styli-plugin-margin', () => {
  type: 'style',
  }
  expect(onAtomStyleCreate!(atom3, sheet)).toMatchObject(newAtom3)
  +
  + const atom4: Atom = {
  + propKey: 'mx--10rem',
  + propValue: true,
  + key: 'mx--10rem',
  + type: 'style',
  + style: {},
  + }
  + const newAtom4: Atom = {
  + key: 'mx--10rem',
  + propKey: 'mx--10rem',
  + propValue: true,
  + style: { marginLeft: '-10rem', marginRight: '-10rem' },
  + type: 'style',
  + }
  + expect(onAtomStyleCreate!(atom4, sheet)).toMatchObject(newAtom4)
  })
  })
  