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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().toBeInstanceOf()", () => { expect(new Error()).toBeInstanceOf(Error); expect(new Error()).toBeInstanceOf(Object);
expect(new Error()).not.toBeInstanceOf(String);
assertThrows(() => { expect(new Error()).toBeInstanceOf(String); }, AssertionError);
assertThrows(() => { expect(new Error()).not.toBeInstanceOf(Error); }, AssertionError); assertThrows(() => { expect(new Error()).not.toBeInstanceOf(Object); }, AssertionError);});