std/expect/_to_be_truthy_test.ts
2024-04-29 11:57:30 +09:00

39 lines
984 B
TypeScript

// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
import { expect } from "./expect.ts";
import { AssertionError, assertThrows } from "@std/assert";
Deno.test("expect().toBeTruthy()", () => {
expect(1).toBeTruthy();
expect("hello").toBeTruthy();
expect({}).toBeTruthy();
expect(0).not.toBeTruthy();
expect("").not.toBeTruthy();
expect(null).not.toBeTruthy();
expect(undefined).not.toBeTruthy();
assertThrows(() => {
expect(0).toBeTruthy();
}, AssertionError);
assertThrows(() => {
expect("").toBeTruthy();
}, AssertionError);
assertThrows(() => {
expect(null).toBeTruthy();
}, AssertionError);
assertThrows(() => {
expect(undefined).toBeTruthy();
}, AssertionError);
assertThrows(() => {
expect(1).not.toBeTruthy();
}, AssertionError);
assertThrows(() => {
expect("hello").not.toBeTruthy();
}, AssertionError);
assertThrows(() => {
expect({}).not.toBeTruthy();
}, AssertionError);
});