import { describe, expect, test } from "bun:test";
import validLink, { validTLD } from "../lib/url/validLink";

describe("Check if a string is an accessible domain/URL/IP", () => {
	test("Plain, full URL", () => {
		// Plain form
		expect(validLink("http://example.com")).toBe(true);
		// With https and path
		expect(validLink("https://jestjs.io/docs/getting-started/")).toBe(true);
		// With anchor
		expect(validLink("https://difftastic.wilfred.me.uk/zh-CN/git.html#git-difftool")).toBe(
			true
		);
		// With params
		expect(
			validLink("https://www.bilibili.com/list/ml2252204359?oid=990610203&bvid=BV1sx4y1g7Hh")
		).toBe(true);
	});
	test("Punycode URL", () => {
		expect(validLink("https://原神大学.com/")).toBe(true);
		expect(validLink("中国原神大学.com")).toBe(true);
	});
	test("Invalid TLD with protocol", () => {
		expect(validLink("https://www.example.notexist")).toBe(true);
	});
	test("Invalid TLD with no protocol", () => {
		expect(validLink("www.example.notexist")).toBe(false);
	});
	test("IPv4 without protocol", () => {
		expect(validLink("127.0.0.1")).toBe(true);
	});
	test("IPv6 without protocol", () => {
		expect(validLink("[::]")).toBe(true);
	});
	test("special test for 铜锣湾.chn.moe", () => {
		expect(validLink("铜锣湾.chn.moe")).toBe(true);
	});
	test("Not a valid host/URL.", () => {
		expect(validLink("weather")).toBe(false);
	});
});

// Reference: https://www.iana.org/domains/root/db
describe("Check if the given TLD exist and assigned.", () => {
	test("Valid normal TLD", () => {
		expect(validTLD("example.com")).toBe(true);
		expect(validTLD("example.top")).toBe(true);
		expect(validTLD("example.net")).toBe(true);
		expect(validTLD("example.org")).toBe(true);
	});
	test("Valid new TLDs", () => {
		// they really exist!
		expect(validTLD("example.foo")).toBe(true);
		expect(validTLD("example.bar")).toBe(true);
		expect(validTLD("example.zip")).toBe(true);
	});
	test("Exist but not assigned TLD", () => {
		expect(validTLD("example.active")).toBe(false);
		expect(validTLD("example.off")).toBe(false);
	});
	test("with dot", () => {
		expect(validTLD("example.com")).toBe(true);
		expect(validTLD("example.us")).toBe(true);
		expect(validTLD("example.cn")).toBe(true);
		expect(validTLD("example.io")).toBe(true);
	});
	test("Punycode TLDs", () => {
		expect(validTLD("example.中国")).toBe(true);
		expect(validTLD("example.РФ")).toBe(true);
		expect(validTLD("example.कॉम")).toBe(true);
		expect(validTLD("example.ایران")).toBe(true);
		expect(validTLD("example.இலங்கை")).toBe(true);
		expect(validTLD("example.გე")).toBe(true);
		expect(validTLD("example.ポイント")).toBe(true);
	});
	test("Punycode TLDs but not assigned", () => {
		expect(validTLD("example.テスト")).toBe(false);
		expect(validTLD("example.परीक्षा")).toBe(false);
		expect(validTLD("example.测试")).toBe(false);
	});
});