From a4f45f709278208cb61501df2792412f11aed3c4 Mon Sep 17 00:00:00 2001
From: Matt Mastracci <matthew@mastracci.com>
Date: Mon, 11 Dec 2023 20:10:33 -0700
Subject: perf(ext/ffi): switch from middleware to tasks (#21239)

Deno-side changes for https://github.com/denoland/deno_core/pull/350

---------

Co-authored-by: Aapo Alasuutari <aapo.alasuutari@gmail.com>
---
 cli/tests/unit/ffi_test.ts | 39 ++++++++++++++++++++++++++++++++++++++-
 1 file changed, 38 insertions(+), 1 deletion(-)

(limited to 'cli/tests')

diff --git a/cli/tests/unit/ffi_test.ts b/cli/tests/unit/ffi_test.ts
index 018cec674..89133b9b2 100644
--- a/cli/tests/unit/ffi_test.ts
+++ b/cli/tests/unit/ffi_test.ts
@@ -1,6 +1,6 @@
 // Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
 
-import { assertEquals, assertThrows } from "./test_util.ts";
+import { assertEquals, assertRejects, assertThrows } from "./test_util.ts";
 
 Deno.test({ permissions: { ffi: true } }, function dlopenInvalidArguments() {
   const filename = "/usr/lib/libc.so.6";
@@ -98,3 +98,40 @@ Deno.test({ permissions: { ffi: true } }, function pointerOf() {
   );
   assertEquals(Number(baseAddress) + 80, float64AddressOffset);
 });
+
+Deno.test({ permissions: { ffi: true } }, function callWithError() {
+  const throwCb = () => {
+    throw new Error("Error");
+  };
+  const cb = new Deno.UnsafeCallback({
+    parameters: [],
+    result: "void",
+  }, throwCb);
+  const fnPointer = new Deno.UnsafeFnPointer(cb.pointer, {
+    parameters: [],
+    result: "void",
+  });
+  assertThrows(() => fnPointer.call());
+  cb.close();
+});
+
+Deno.test(
+  { permissions: { ffi: true }, ignore: true },
+  async function callNonBlockingWithError() {
+    const throwCb = () => {
+      throw new Error("Error");
+    };
+    const cb = new Deno.UnsafeCallback({
+      parameters: [],
+      result: "void",
+    }, throwCb);
+    const fnPointer = new Deno.UnsafeFnPointer(cb.pointer, {
+      parameters: [],
+      result: "void",
+      nonblocking: true,
+    });
+    // TODO(mmastrac): currently ignored as we do not thread callback exceptions through nonblocking pointers
+    await assertRejects(async () => await fnPointer.call());
+    cb.close();
+  },
+);
-- 
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