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/ __tests__ / negative.ts
import traverse from '../src'
test('negative update test', () => {
const obj = [5, 6, -3, [7, 8, -2, 1], { f: 10, g: -13 }]
const fixed = traverse.map(obj, function(x) {
if (x < 0) this.update(x + 128)
})
expect(fixed).toEqual([5, 6, 125, [7, 8, 126, 1], { f: 10, g: 115 }])
expect(obj).toEqual([5, 6, -3, [7, 8, -2, 1], { f: 10, g: -13 }])
})