/**
 * Tests for scripts/build-opencode.js
 */

const assert = require("assert")
const fs = require("fs")
const path = require("path")
const { spawnSync } = require("child_process")

function runTest(name, fn) {
  try {
    fn()
    console.log(`  ✓ ${name}`)
    return true
  } catch (error) {
    console.log(`  ✗ ${name}`)
    console.error(`    ${error.message}`)
    return false
  }
}

function main() {
  console.log("\n=== Testing build-opencode.js ===\n")

  let passed = 0
  let failed = 0

  const repoRoot = path.join(__dirname, "..", "..")
  const packageJson = JSON.parse(
    fs.readFileSync(path.join(repoRoot, "package.json"), "utf8")
  )
  const buildScript = path.join(repoRoot, "scripts", "build-opencode.js")
  const distEntry = path.join(repoRoot, ".opencode", "dist", "index.js")
  const tests = [
    ["package.json exposes the OpenCode build and prepack hooks", () => {
      assert.strictEqual(packageJson.scripts["build:opencode"], "node scripts/build-opencode.js")
      assert.strictEqual(packageJson.scripts.prepack, "npm run build:opencode")
      assert.ok(packageJson.files.includes(".opencode/dist/"))
    }],
    ["build script generates .opencode/dist", () => {
      const result = spawnSync("node", [buildScript], {
        cwd: repoRoot,
        encoding: "utf8",
      })
      assert.strictEqual(result.status, 0, result.stderr)
      assert.ok(fs.existsSync(distEntry), ".opencode/dist/index.js should exist after build")
    }],
  ]

  for (const [name, fn] of tests) {
    if (runTest(name, fn)) {
      passed += 1
    } else {
      failed += 1
    }
  }

  console.log(`\nPassed: ${passed}`)
  console.log(`Failed: ${failed}`)
  process.exit(failed > 0 ? 1 : 0)
}

main()