text: const test = require('ava')
  const { fromNormalAndPoint } = require('./index')
  
  const { compareVectors } = require('../../../test/helpers/index')
  
  test('plane: fromNormalAndPoint() should return a new plant with correct values', (t) => {
    const obs1 = fromNormalAndPoint([5, 0, 0], [0, 0, 0])
    t.true(compareVectors(obs1, [1, 0, 0, 0]))
  
    const obs2 = fromNormalAndPoint([0, 0, 5], [5, 5, 5])
    t.true(compareVectors(obs2, [0, 0, 1, 5]))
  })
  