SignalMeTest.swift

//
// Copyright 2022 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
//

import XCTest
@testable import Signal

class SignalMeTest: XCTestCase {
    func testIsPossibleUrl() throws {
        let validStrings = [
            "https://signal.me/#p/[phone]",
            "hTTPs://sigNAL.mE/#P/[phone]",
            "https://signal.me/#p/+9",
            "sgnl://signal.me/#p/[phone]",
        ]
        for string in validStrings {
            let url = try XCTUnwrap(URL(string: string))
            XCTAssertTrue(SignalDotMePhoneNumberLink.isPossibleUrl(url), "\(url)")
        }

        let invalidStrings = [
            // Invalid protocols
            "http://signal.me/#p/[phone]",
            "signal://signal.me/#p/[phone]",
            // Extra auth
            "https://user:[email protected]/#p/[phone]",
            // Invalid host
            "https://example.me/#p/[phone]",
            "https://signal.org/#p/[phone]",
            "https://signal.group/#p/[phone]",
            "https://signal.art/#p/[phone]",
            "https://signal.me:80/#p/[phone]",
            "https://signal.me:443/#p/[phone]",
            // Wrong path or hash
            "https://signal.me/foo#p/[phone]",
            "https://signal.me/#[phone]",
            "https://signal.me/#p+14085550123",
            "https://signal.me/#u/[phone]",
            "https://signal.me//#p/[phone]",
            "https://signal.me/?query=string#p/[phone]",
            // Invalid E164s
            "https://signal.me/#p/4085550123",
            "https://signal.me/#p/+",
            "https://signal.me/#p/+one",
            "https://signal.me/#p/[phone]x",
            "https://signal.me/#p/[phone]/",
        ]
        for string in invalidStrings {
            let url = try XCTUnwrap(URL(string: string))
            XCTAssertFalse(SignalDotMePhoneNumberLink.isPossibleUrl(url), "\(url)")
        }
    }
}