import { describe, it, expect } from 'vitest'

import { parseCodeNumber } from '@/lib/code'

describe('parseCodeNumber', () => {
  it('parses a standard story code', () => {
    expect(parseCodeNumber('ST-001')).toBe(1)
  })

  it('parses a task code', () => {
    expect(parseCodeNumber('T-42')).toBe(42)
  })

  it('parses a large number', () => {
    expect(parseCodeNumber('ST-1000')).toBe(1000)
  })

  it('returns MAX_SAFE_INTEGER for a code with no trailing digits', () => {
    expect(parseCodeNumber('FOO')).toBe(Number.MAX_SAFE_INTEGER)
  })

  it('returns MAX_SAFE_INTEGER for an empty string', () => {
    expect(parseCodeNumber('')).toBe(Number.MAX_SAFE_INTEGER)
  })
})