Fixes #3931 (#3933)

Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>

2 files changed, 15 insertions, 1 deletions

diff --git a/test/js/node/fs/fs.test.ts b/test/js/node/fs/fs.test.ts
index e2de62480..5cb0aea2b 100644
--- a/test/js/node/fs/fs.test.ts
+++ b/test/js/node/fs/fs.test.ts
@@ -1,6 +1,6 @@
 import { describe, expect, it } from "bun:test";
 import { dirname } from "node:path";
-import { gc } from "harness";
+import { bunEnv, bunExe, gc } from "harness";
 import fs, {
   closeSync,
   existsSync,
@@ -42,6 +42,7 @@ import { join } from "node:path";
 
 import { ReadStream as ReadStream_, WriteStream as WriteStream_ } from "./export-from.js";
 import { ReadStream as ReadStreamStar_, WriteStream as WriteStreamStar_ } from "./export-star-from.js";
+import { spawnSync } from "bun";
 
 const Buffer = globalThis.Buffer || Uint8Array;
 
@@ -67,6 +68,15 @@ it("writeFileSync in append should not truncate the file", () => {
   expect(readFileSync(path, "utf8")).toBe(str);
 });
 
+it("await readdir #3931", async () => {
+  const { exitCode } = spawnSync({
+    cmd: [bunExe(), join(import.meta.dir, "./repro-3931.js")],
+    env: bunEnv,
+    cwd: import.meta.dir,
+  });
+  expect(exitCode).toBe(0);
+});
+
 it("writeFileSync NOT in append SHOULD truncate the file", () => {
   const path = join(tmpdir(), "writeFileSync-should-not-append-" + (Date.now() * 10000).toString(16));
 
diff --git a/test/js/node/fs/repro-3931.js b/test/js/node/fs/repro-3931.js
new file mode 100644
index 000000000..b6651127d
--- /dev/null
+++ b/test/js/node/fs/repro-3931.js
@@ -0,0 +1,4 @@
+import { readdir } from "fs/promises";
+
+const files = await readdir(`/tmp`, {});
+console.log(files.map(a => a));