import { readdirSync } from "node:fs";
import { spawnSync } from "node:child_process";
import path from "node:path";

const testFiles = readdirSync(path.resolve("tests"), {
  withFileTypes: true,
})
  .filter((entry) => entry.isFile() && entry.name.endsWith(".test.ts"))
  .map((entry) => path.join("tests", entry.name))
  .sort();

if (testFiles.length === 0) {
  throw new Error("No TypeScript test files found.");
}

const watch = process.argv.includes("--watch");
const result = spawnSync(
  process.execPath,
  [
    "--import",
    "tsx",
    "--test",
    "--test-concurrency=1",
    ...(watch ? ["--watch"] : []),
    ...testFiles,
  ],
  { stdio: "inherit" }
);

process.exit(result.status ?? 1);