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denoland-deno/test_napi/promise_test.js

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// 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);
});