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std/expect/_to_be_falsy_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().toBeFalsy()", () => {  expect(false).toBeFalsy();  expect(0).toBeFalsy();  expect("").toBeFalsy();
  expect(true).not.toBeFalsy();  expect(1).not.toBeFalsy();  expect("hello").not.toBeFalsy();
  assertThrows(() => {    expect(true).toBeFalsy();  }, AssertionError);  assertThrows(() => {    expect(1).toBeFalsy();  }, AssertionError);  assertThrows(() => {    expect("hello").toBeFalsy();  }, AssertionError);
  assertThrows(() => {    expect(false).not.toBeFalsy();  }, AssertionError);  assertThrows(() => {    expect(0).not.toBeFalsy();  }, AssertionError);  assertThrows(() => {    expect("").not.toBeFalsy();  }, AssertionError);});