import { describe, expect, test } from 'vitest'
import { serialize } from '../src/utils/serialize.mjs'

describe('serialize', () => {
  test('should stringify number', () => {
    const result = serialize(3)
    expect(result).toBeTypeOf('string')
    expect(result).toEqual('3')
  })

  test('should stringify boolean', () => {
    const result = serialize(false)
    expect(result).toBeTypeOf('string')
    expect(result).toEqual('false')
  })

  test('should stringify object', () => {
    const result = serialize({ hello: 'world' })
    expect(result).toBeTypeOf('string')
    expect(result).toEqual('{"hello":"world"}')
  })

  test('should return undefined', () => {
    const result = serialize(undefined)
    expect(result).toBeUndefined()
  })
})