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Module

std/expect/_to_be_null_test.ts

Deno standard library
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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().toBeNull()", () => { expect(null).toBeNull();
expect(undefined).not.toBeNull();
assertThrows(() => { expect(undefined).toBeNull(); }, AssertionError);
assertThrows(() => { expect(null).not.toBeNull(); }, AssertionError);});