import { test } from "uvu";
import * as assert from "uvu/assert";
import { isValidLinkLike, normalizeLink } from "./validation";
test("isValidLinkLike accepts plain domains", () => {
assert.ok(isValidLinkLike("example.com"));
assert.ok(isValidLinkLike("sub.example.com"));
});
test("isValidLinkLike accepts http/https URLs", () => {
assert.ok(isValidLinkLike("https://example.com"));
assert.ok(isValidLinkLike("http://example.com/path"));
});
test("isValidLinkLike rejects unsafe protocols", () => {
assert.not.ok(isValidLinkLike("javascript:alert(1)"));
assert.not.ok(isValidLinkLike("data:text/plain,hello"));
assert.not.ok(isValidLinkLike("ftp://example.com"));
});
test("isValidLinkLike rejects whitespace and non-domain text", () => {
assert.not.ok(isValidLinkLike("hello world"));
assert.not.ok(isValidLinkLike("example"));
assert.not.ok(isValidLinkLike(" "));
});
test("normalizeLink normalizes domains to https", () => {
assert.is(normalizeLink("example.com"), "https://example.com/");
assert.is(normalizeLink("sub.example.com"), "https://sub.example.com/");
});
test("normalizeLink preserves safe absolute URLs", () => {
assert.is(
normalizeLink("https://example.com/path?q=1"),
"https://example.com/path?q=1",
);
assert.is(normalizeLink("http://example.com"), "http://example.com/");
});
test("normalizeLink rejects unsafe and invalid values", () => {
assert.is(normalizeLink(undefined), undefined);
assert.is(normalizeLink(""), undefined);
assert.is(normalizeLink(" "), undefined);
assert.is(normalizeLink("javascript:alert(1)"), undefined);
assert.is(normalizeLink("hello world"), undefined);
});
test.run();
