1 files changed, 34 insertions, 0 deletions
diff --git a/test_napi/promise_test.js b/test_napi/promise_test.js
new file mode 100644
index 000000000..86a3f134b
--- /dev/null
+++ b/test_napi/promise_test.js
@@ -0,0 +1,34 @@
+// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
+
+import { assertEquals, assertRejects, loadTestLibrary } from "./common.js";
+
+const promise = loadTestLibrary();
+
+Deno.test("napi new promise and resolve", async () => {
+  const p = promise.test_promise_new();
+  promise.test_promise_resolve(69);
+
+  assertEquals(await p, 69);
+});
+
+Deno.test("napi new promise and reject", () => {
+  const p = promise.test_promise_new();
+
+  assertRejects(async () => {
+    promise.test_promise_reject(new TypeError("pikaboo"));
+    await p;
+  }, TypeError);
+});
+
+Deno.test("napi new promise and reject", async () => {
+  const p = promise.test_promise_new();
+  const is = promise.test_promise_is(p);
+  assertEquals(typeof is, "boolean");
+  assertEquals(is, true);
+
+  assertEquals(promise.test_promise_is(undefined), false);
+  assertEquals(promise.test_promise_is({}), false);
+  promise.test_promise_resolve(69);
+
+  assertEquals(await p, 69);
+});