Added more tests

Code cleanup in Lib
WIP new VM for OpendatabaseControl
WIP KDBX4 file save - still not working

ModernKeePassLib.Test/Cryptography/Hash/HmacTests.cs

@@ -68,7 +68,7 @@ namespace ModernKeePassLib.Test.Cryptography.Hash
             }
         }
 
-        public static string ByteToString(byte[] buff)
+        private static string ByteToString(byte[] buff)
         {
             string sbinary = "";
 

ModernKeePassLib.Test/Cryptography/Hash/SHAManagedTests.cs

@@ -0,0 +1,42 @@
+using ModernKeePassLib.Cryptography.Hash;
+using ModernKeePassLib.Utility;
+using NUnit.Framework;
+
+namespace ModernKeePassLib.Test.Cryptography.Hash
+{
+    [TestFixture]
+    public class SHAManagedTests
+    {
+        [Test]
+        public void TestSha256ComputeHash()
+        {
+            var expectedHash = "B822F1CD2DCFC685B47E83E3980289FD5D8E3FF3A82DEF24D7D1D68BB272EB32";
+            var message = StrUtil.Utf8.GetBytes("testing123");
+            using (var result = new SHA256Managed())
+            {
+                Assert.That(ByteToString(result.ComputeHash(message)), Is.EqualTo(expectedHash));
+            }
+        }
+
+        [Test]
+        public void TestSha512ComputeHash()
+        {
+            var expectedHash = "4120117B3190BA5E24044732B0B09AA9ED50EB1567705ABCBFA78431A4E0A96B1152ED7F4925966B1C82325E186A8100E692E6D2FCB6702572765820D25C7E9E";
+            var message = StrUtil.Utf8.GetBytes("testing123");
+            using (var result = new SHA512Managed())
+            {
+                Assert.That(ByteToString(result.ComputeHash(message)), Is.EqualTo(expectedHash));
+            }
+        }
+        private static string ByteToString(byte[] buff)
+        {
+            string sbinary = "";
+
+            for (int i = 0; i < buff.Length; i++)
+            {
+                sbinary += buff[i].ToString("X2"); // hex format
+            }
+            return (sbinary);
+        }
+    }
+}

ModernKeePassLib.Test/Cryptography/HashingStreamExTests.cs

@@ -1,13 +1,7 @@
-using NUnit.Framework;
-using System;
-using System.IO;
-using System.Text;
+using System.IO;
+using NUnit.Framework;
 
-#if KeePassLib
-using KeePassLib.Cryptography;
-#else
 using ModernKeePassLib.Cryptography;
-#endif
 
 namespace ModernKeePassLib.Test.Cryptography
 {