import { describe, expect, it } from 'vitest'
import { targetAppFromReturnTo } from '../src/lib/target-app.js'

describe('targetAppFromReturnTo', () => {
  it('maps dns host and /sso/ path', () => {
    expect(targetAppFromReturnTo('https://dns.shnt.top/sso/callback')).toBe(
      'dns',
    )
  })

  it('unwraps portal /oauth/authorize return_to via redirect_uri', () => {
    const returnTo =
      'https://auth.shnt.top/oauth/authorize?client_id=abc&redirect_uri=' +
      encodeURIComponent('https://dns.shnt.top/sso/callback') +
      '&response_type=code&scope=openid'
    expect(targetAppFromReturnTo(returnTo)).toBe('dns')
  })

  it('keeps portal for bare issuer authorize without redirect_uri', () => {
    expect(
      targetAppFromReturnTo('https://auth.shnt.top/oauth/authorize'),
    ).toBe('portal')
  })

  it('maps cdn host', () => {
    expect(targetAppFromReturnTo('https://cdn.shnt.top/auth/callback')).toBe(
      'cdn',
    )
  })

  it('maps mm host', () => {
    expect(targetAppFromReturnTo('https://mm.shnt.top/auth/callback')).toBe(
      'mm',
    )
  })
})