import { FileSystem, Path, Effect } from "effect";import { assert, it } from "@effect/vitest"; import { ensureNodePtySpawnHelperExecutable } from "./NodePTY";import * as NodeServices from "@effect/platform-node/NodeServices"; it.layer(NodeServices.layer)("ensureNodePtySpawnHelperExecutable", (it) => {  it.effect("adds executable bits when helper exists but is not executable", () =>    Effect.gen(function* () {      if (process.platform === "win32") return;       const fs = yield* FileSystem.FileSystem;      const path = yield* Path.Path;       const dir = yield* fs.makeTempDirectoryScoped({ prefix: "pty-helper-test-" });      const helperPath = path.join(dir, "spawn-helper");      yield* fs.writeFileString(helperPath, "#!/bin/sh\nexit 0\n");      yield* fs.chmod(helperPath, 0o644);       yield* ensureNodePtySpawnHelperExecutable(helperPath);       const mode = (yield* fs.stat(helperPath)).mode & 0o777;      assert.equal(mode & 0o111, 0o111);    }),  );   it.effect("keeps executable helper as executable", () =>    Effect.gen(function* () {      if (process.platform === "win32") return;       const fs = yield* FileSystem.FileSystem;      const path = yield* Path.Path;       const dir = yield* fs.makeTempDirectoryScoped({ prefix: "pty-helper-test-" });      const helperPath = path.join(dir, "spawn-helper");      yield* fs.writeFileString(helperPath, "#!/bin/sh\nexit 0\n");      yield* fs.chmod(helperPath, 0o755);       yield* ensureNodePtySpawnHelperExecutable(helperPath);       const mode = (yield* fs.stat(helperPath)).mode & 0o777;      assert.equal(mode & 0o111, 0o111);    }),  );});