using System.Linq;

using Microsoft.VisualStudio.TestTools.UnitTesting;

using Renci.SshNet.Common;
using Renci.SshNet.Security;
using Renci.SshNet.Tests.Common;

namespace Renci.SshNet.Tests.Classes.Security
{
    [TestClass]
    public class KeyExchangeDiffieHellmanGroup1Sha1Test : TestBase
    {
        private static readonly byte[] SecondOkleyGroup =
            {
                0x00,
                0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc9, 0x0f, 0xda, 0xa2,
                0x21, 0x68, 0xc2, 0x34, 0xc4, 0xc6, 0x62, 0x8b, 0x80, 0xdc, 0x1c, 0xd1,
                0x29, 0x02, 0x4e, 0x08, 0x8a, 0x67, 0xcc, 0x74, 0x02, 0x0b, 0xbe, 0xa6,
                0x3b, 0x13, 0x9b, 0x22, 0x51, 0x4a, 0x08, 0x79, 0x8e, 0x34, 0x04, 0xdd,
                0xef, 0x95, 0x19, 0xb3, 0xcd, 0x3a, 0x43, 0x1b, 0x30, 0x2b, 0x0a, 0x6d,
                0xf2, 0x5f, 0x14, 0x37, 0x4f, 0xe1, 0x35, 0x6d, 0x6d, 0x51, 0xc2, 0x45,
                0xe4, 0x85, 0xb5, 0x76, 0x62, 0x5e, 0x7e, 0xc6, 0xf4, 0x4c, 0x42, 0xe9,
                0xa6, 0x37, 0xed, 0x6b, 0x0b, 0xff, 0x5c, 0xb6, 0xf4, 0x06, 0xb7, 0xed,
                0xee, 0x38, 0x6b, 0xfb, 0x5a, 0x89, 0x9f, 0xa5, 0xae, 0x9f, 0x24, 0x11,
                0x7c, 0x4b, 0x1f, 0xe6, 0x49, 0x28, 0x66, 0x51, 0xec, 0xe6, 0x53, 0x81,
                0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
            };

        private KeyExchangeDiffieHellmanGroup1Sha1 _group1;

        protected override void OnInit()
        {
            base.OnInit();

            _group1 = new KeyExchangeDiffieHellmanGroup1Sha1();
        }

        [TestMethod]
        public void GroupPrimeShouldBeSecondOakleyGroup()
        {
            var bytes = _group1.GroupPrime.ToByteArray(isBigEndian: true);
            Assert.IsTrue(SecondOkleyGroup.IsEqualTo(bytes));

            SecondOkleyGroup.Reverse().DebugPrint();
        }

        [TestMethod]
        public void NameShouldBeDiffieHellmanGroup1Sha1()
        {
            Assert.AreEqual("diffie-hellman-group1-sha1", _group1.Name);
        }
    }
}