riteway + @hapi/joi

riteway.js

describe("uuid()", async (assert) => {
    assert({
        given: "nothing",
        should: "generate a 32 chars alphanumeric string",
        actual: validate(
            generate.uuid(),
            Joi.string()
                .alphanum()
                .length(32),
        ),
        expected: true,
    });
});

validate.js

// this code is in typescript (you can avoid types in javascript)

import { AnySchema } from "@hapi/joi";

export default function validate<T>(value: T, schema: AnySchema): boolean {
    const { error } = schema.validate(value);

    return error == undefined;
}