import { assertThrows } from "https://deno.land/std@0.146.0/testing/asserts.ts";
Executes a function, expecting it to throw. 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.
Parameters
ErrorClass: new (...args: any[]) => E
Parameters
optional
errorClassOrCallbackOrMsg: (new (...args: any[]) => E) | ((e: Error) => unknown) | string