using System;
using Xunit;

namespace SKIT.FlurlHttpClient.Wechat.Api.UnitTests
{
    public class WechatApiSecurityTests
    {
        [Fact(DisplayName = "信息摘要（SHA-1）")]
        public void Sha1HashTest()
        {
            string rawData = "jsapi_ticket=HoagFKDcsGMVCIY2vOjf9nGrZ3eaM0qXs5ROFN_3k_HrGc0VocemA6wMXkvrL-Ei4IitXxwKF62CJWR8mWXZ3Q&noncestr=e7b435f73835402da44f16640ddc8696&timestamp=1621348162&url=https://mp.weixin.qq.com/debug/cgi-bin/sandbox?t=jsapisign";

            string actualHash = Utilities.SHA1Utility.Hash(rawData);
            string expectedHash = "b214ea1f8ae019c207f8c6ffb843c8474cbab28c";

            Assert.Equal(expectedHash, actualHash, ignoreCase: true);
        }

        [Fact(DisplayName = "信息摘要（HMAC-SHA-256）")]
        public void HmacSha1HashTest()
        {
            string secret = "zNLgAGgqsEWJOg1nFVaO5r7fAlIQxr1u";
            string rawData = "appid=wx1234567&offer_id=12345678&openid=odkx20ENSNa2w5y3g_qOkOvBNM1g&pf=android&ts=1507530737&zone_id=1&org_loc=/cgi-bin/midas/getbalance&method=POST&secret=zNLgAGgqsEWJOg1nFVaO5r7fAlIQxr1u";

            string actualHash = Utilities.HMACSHA256Utility.Hash(secret, rawData);
            string expectedHash = "1ad64e8dcb2ec1dc486b7fdf01f4a15159fc623dc3422470e51cf6870734726b";

            Assert.Equal(expectedHash, actualHash, ignoreCase: true);
        }

        [Fact(DisplayName = "AES-CBC 解密")]
        public void AesCbcDecryptTest()
        {
            string iv = "KEWv/gyiIwAfHvjrLeaX6w==";
            string key = "YZJqKnNFi0KAiKUc0ggC2g==";
            string cipherText = "Gu2PVnxVWl+jK4F8c0liGxfkB5Bj3m5HRvwgEIk1Yb+36RZ3Bg7YmUnud/ooiHz0PQroipsH7GCjlGwUeT04NwmrFaP1y3dRYPLpS43ed9QZWcFIFo+8vTs3Zco6S98DUvaNEAs8duhz/BzfBOZaIHMziRqEtPFI0ZDzCgJluBirJ6Wl3UkygZ5/QLo3KA53qGdip7K48Rq8XbCwuidTCw==";
            
            string expectedPlainData = "{\"phoneNumber\":\"186****5613\",\"purePhoneNumber\":\"186****5613\",\"countryCode\":\"86\",\"watermark\":{\"timestamp\":1634545675,\"appid\":\"wxc****17e87e0e0a7\"}}";
            string actualPlainData = Utilities.AESUtility.DecryptWithCBC(encodingKey: key, encodingIV: iv, encodingCipherText: cipherText);
            
            Assert.Equal(expectedPlainData, actualPlainData, ignoreCase: true);
        }
    }
}