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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
import { expect } from "./expect.ts";import { AssertionError, assertThrows } from "../assert/mod.ts";
Deno.test("expect().toBeUndefined()", () => { expect(undefined).toBeUndefined();
expect(null).not.toBeUndefined();
assertThrows(() => { expect(null).toBeUndefined(); }, AssertionError);
assertThrows(() => { expect(undefined).not.toBeUndefined(); }, AssertionError);});