import { mkdtemp, rm } from 'node:fs/promises'
import { tmpdir } from 'node:os'
import { join } from 'node:path'
import { afterEach, expect, it } from 'vitest'
import { gitExecFileAsync, gitExecFileAsyncBuffer } from './runner'

const roots: string[] = []
afterEach(async () => {
  await Promise.all(roots.splice(0).map((root) => rm(root, { recursive: true, force: true })))
})

it('delivers stdin to buffered Git reads', async () => {
  const repository = await mkdtemp(join(tmpdir(), 'orca-git-buffer-stdin-'))
  roots.push(repository)
  await gitExecFileAsync(['init', '--quiet'], { cwd: repository })

  // Why a short timeout: a dropped stdin leaves Git waiting for EOF instead of failing.
  const { stdout } = await gitExecFileAsyncBuffer(['hash-object', '--stdin'], {
    cwd: repository,
    stdin: 'hello\n',
    timeout: 10_000
  })

  expect(stdout.toString().trim()).toBe('ce013625030ba8dba906f756967f9e9ca394464a')
})