import { describe, it, expect } from 'vitest'
import { snap8, snapAngle } from '@/lib/wysiwyg/snap'

describe('snap utils', () => {
  it('snap8 rounds to nearest 8', () => {
    expect(snap8(0)).toBe(0)
    expect(snap8(3)).toBe(0)
    expect(snap8(4)).toBe(8)
    expect(snap8(11)).toBe(8)
    expect(snap8(12)).toBe(16)
  })

  it('snapAngle snaps to 15deg by default', () => {
    expect(snapAngle(0)).toBe(0)
    expect(snapAngle(7)).toBe(15)
    expect(snapAngle(22)).toBe(15)
    expect(snapAngle(30)).toBe(30)
  })

  it('snapAngle respects fine=true (1deg)', () => {
    expect(snapAngle(7, true)).toBe(7)
    expect(snapAngle(22, true)).toBe(22)
  })
})