mozilla-central/browser/components/newtab/test/unit/lib/ShortUrl.test.js (file symbol)

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import { GlobalOverrider } from "test/unit/utils";
import { shortURL, shortHostname } from "lib/ShortURL.sys.mjs";
const puny = "xn--kpry57d";
const idn = "台灣";
describe("shortURL", () => {
let globals;
let IDNStub;
let getPublicSuffixFromHostStub;
beforeEach(() => {
IDNStub = sinon.stub().callsFake(host => host.replace(puny, idn));
getPublicSuffixFromHostStub = sinon.stub().returns("com");
globals = new GlobalOverrider();
globals.set("IDNService", { convertToDisplayIDN: IDNStub });
globals.set("Services", {
eTLD: { getPublicSuffixFromHost: getPublicSuffixFromHostStub },
});
});
afterEach(() => {
globals.restore();
});
it("should return a blank string if url is falsey", () => {
assert.equal(shortURL({ url: false }), "");
assert.equal(shortURL({ url: "" }), "");
assert.equal(shortURL({}), "");
});
it("should return the 'url' if not a valid url", () => {
const checkInvalid = url => assert.equal(shortURL({ url }), url);
checkInvalid(true);
checkInvalid("something");
checkInvalid("http:");
checkInvalid("http::double");
checkInvalid("http://badport:65536/");
});
it("should remove the eTLD", () => {
assert.equal(shortURL({ url: "http://com.blah.com" }), "com.blah");
});
it("should convert host to idn when calling shortURL", () => {
assert.equal(shortURL({ url: `http://${puny}.blah.com` }), `${idn}.blah`);
});
it("should get the hostname from .url", () => {
assert.equal(shortURL({ url: "http://bar.com" }), "bar");
});
it("should not strip out www if not first subdomain", () => {
assert.equal(shortURL({ url: "http://foo.www.com" }), "foo.www");
});
it("should convert to lowercase", () => {
assert.equal(shortURL({ url: "HTTP://FOO.COM" }), "foo");
});
it("should not include the port", () => {
assert.equal(shortURL({ url: "http://foo.com:8888" }), "foo");
});
it("should return hostname for localhost", () => {
getPublicSuffixFromHostStub.throws("insufficient domain levels");
assert.equal(shortURL({ url: "http://localhost:8000/" }), "localhost");
});
it("should return hostname for ip address", () => {
getPublicSuffixFromHostStub.throws("host is ip address");
assert.equal(shortURL({ url: "http://127.0.0.1/foo" }), "127.0.0.1");
});
it("should return etld for www.gov.uk (www-only non-etld)", () => {
getPublicSuffixFromHostStub.returns("gov.uk");
assert.equal(
shortURL({ url: "https://www.gov.uk/countersigning" }),
"gov.uk"
);
});
it("should return idn etld for www-only non-etld", () => {
getPublicSuffixFromHostStub.returns(puny);
assert.equal(shortURL({ url: `https://www.${puny}/foo` }), idn);
});
it("should return not the protocol for file:", () => {
assert.equal(shortURL({ url: "file:///foo/bar.txt" }), "/foo/bar.txt");
});
it("should return not the protocol for about:", () => {
assert.equal(shortURL({ url: "about:newtab" }), "newtab");
});
it("should fall back to full url as a last resort", () => {
assert.equal(shortURL({ url: "about:" }), "about:");
});
});
describe("shortHostname", () => {
let globals;
let IDNStub;
let getPublicSuffixFromHostStub;
beforeEach(() => {
IDNStub = sinon.stub().callsFake(host => host.replace(puny, idn));
getPublicSuffixFromHostStub = sinon.stub().returns("com");
globals = new GlobalOverrider();
globals.set("IDNService", { convertToDisplayIDN: IDNStub });
globals.set("Services", {
eTLD: { getPublicSuffixFromHost: getPublicSuffixFromHostStub },
});
});
afterEach(() => {
globals.restore();
});
it("should return a blank string if hostname is empty", () => {
assert.equal(shortHostname(""), "");
});
it("should return the input if it is not a hostname", () => {
const checkInvalid = url => assert.equal(shortHostname(url), url);
checkInvalid("foo.com/bar");
checkInvalid("something/something");
checkInvalid("http:");
checkInvalid("http::double");
checkInvalid("http://foo.com/");
});
it("should remove the eTLD", () => {
assert.equal(shortHostname("com.blah.com"), "com.blah");
});
it("should convert host to idn when calling shortHostname", () => {
assert.equal(shortHostname(`${puny}.blah.com`), `${idn}.blah`);
});
it("should not strip out www if not first subdomain", () => {
assert.equal(shortHostname("foo.www.com"), "foo.www");
});
it("should convert to lowercase", () => {
assert.equal(shortHostname("FOO.COM"), "foo");
});
it("should return hostname for ip address", () => {
getPublicSuffixFromHostStub.throws("host is ip address");
assert.equal(shortHostname("127.0.0.1"), "127.0.0.1");
});
it("should return etld for www.gov.uk (www-only non-etld)", () => {
getPublicSuffixFromHostStub.returns("gov.uk");
assert.equal(shortHostname("www.gov.uk"), "gov.uk");
});
it("should return idn etld for www-only non-etld", () => {
getPublicSuffixFromHostStub.returns(puny);
assert.equal(shortHostname(`www.${puny}`), idn);
});
});