asserts.assertThrowsAsync | /test_deps.ts | denopack@0.10.0

x/denopack/test_deps.ts>asserts.assertThrowsAsync

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function asserts.assertThrowsAsync

import { asserts } from "https://deno.land/x/denopack@0.10.0/test_deps.ts";
const { assertThrowsAsync } = asserts;

assertThrowsAsync<T = void>(

fn: () => Promise<T>,

ErrorClass?: Constructor,

msgIncludes?,

msg?: string,

): Promise<Error>

Executes a function which returns a promise, expecting it to throw or reject. If it does not, then it throws. An error class and a string that should be included in the error message can also be asserted.

Type Parameters

optional

T = void

Parameters

fn: () => Promise<T>

optional

ErrorClass: Constructor

optional

msgIncludes = [UNSUPPORTED]

optional

msg: string

Returns

Promise<Error>