flumm-fetch-cookies/test/errors.mjs

import {CookieParseError, paramError} from "../src/errors.mjs";

export default Test => [
    new Test("function paramError", () => {
        const position = "something";
        const paramName = "some_param";
        const functionName = "some_func";
        const validTypes = ["lol", "lel", "lul", "lal"];
        const errors = [
            paramError(position, paramName, functionName, validTypes[0]),
            paramError(
                position,
                paramName,
                functionName,
                validTypes.slice(0, 2)
            ),
            paramError(position, paramName, functionName, validTypes)
        ];
        return (
            errors.every(e => e instanceof TypeError) &&
            errors.every(e => e.name === "TypeError") &&
            errors[0].message ===
                'something parameter "some_param" passed to "some_func" is not of type "lol"!' &&
            errors[1].message ===
                'something parameter "some_param" passed to "some_func" is not of type "lol" or "lel"!' &&
            errors[2].message ===
                'something parameter "some_param" passed to "some_func" is not of type "lol", "lel", "lul" or "lal"!'
        );
    }),
    new Test("class CookieParseError", () => {
        const message = "this is a test error";
        const error = new CookieParseError(message);
        return (
            error instanceof CookieParseError &&
            error.name === "CookieParseError" &&
            error.message === message
        );
    })
];