import { describe, expect, it } from 'vitest'
import { indexCommitsByPull } from './commitPulls'

describe('indexCommitsByPull', () => {
  it('用已合并 PR 的提交列表把 sha 对上 PR，不看 commit message', async () => {
    const map = await indexCommitsByPull(
      ['3e519ea', '5572c4f', 'orphan'],
      async (page) => {
        if (page !== 1)
          return []
        return [
          { number: 260, title: '连续包月会员订阅体系', merged: true, mergeCommitSha: 'merge260' },
          { number: 99, title: '还没合', merged: false, mergeCommitSha: null },
        ]
      },
      async (index) => {
        if (index === 260)
          return ['3e519ea', '5572c4f', 'other']
        throw new Error(`should not fetch commits for PR ${index}`)
      },
    )
    expect(map.get('3e519ea')).toEqual({ number: 260, title: '连续包月会员订阅体系' })
    expect(map.get('5572c4f')).toEqual({ number: 260, title: '连续包月会员订阅体系' })
    expect(map.has('orphan')).toBe(false)
  })

  it('squash 合入时用 mergeCommitSha 对上', async () => {
    const map = await indexCommitsByPull(
      ['squashsha'],
      async () => [{ number: 8, title: 'squash pr', merged: true, mergeCommitSha: 'squashsha' }],
      async () => ['original-on-branch'],
    )
    expect(map.get('squashsha')).toEqual({ number: 8, title: 'squash pr' })
  })
})