import assert from 'node:assert/strict'
import fs from 'node:fs/promises'
import path from 'node:path'
import crypto from 'node:crypto'

const runtime = path.resolve('.tmp/rea-css-runtime')
const manifest = JSON.parse(await fs.readFile(path.join(runtime, 'css-repair-manifest.json'), 'utf8'))
const sha = bytes => crypto.createHash('sha256').update(bytes).digest('hex')
for (const file of manifest.files) {
  assert.equal(sha(await fs.readFile(path.join(runtime, file.path))), file.modified_sha256, `Local repaired module changed: ${file.path}`)
  if (file.original_sha256 !== null) {
    assert.equal(sha(await fs.readFile(path.join(manifest.sourceRoot, file.path))), file.original_sha256, `Global REA module changed: ${file.path}`)
    assert.equal(sha(await fs.readFile(path.join(runtime, 'css-repair-baseline', file.path))), file.original_sha256)
  }
}
assert.equal(await fs.realpath(path.join(runtime, 'node_modules')), await fs.realpath(path.join(manifest.sourceRoot, 'node_modules')))
console.log(`REA local repair integrity passed: ${manifest.files.length} module digests; corresponding global files unchanged`)