Added unit tests (all passing unfortunately)

UI improvements
Write mode still doesn't work

ModernKeePassLib.Test/Cryptography/Cipher/StandardAesEngineTests.cs

@@ -0,0 +1,65 @@
+using System;
+using System.IO;
+
+#if KeePassLib
+using KeePassLib.Cryptography.Cipher;
+#else
+using ModernKeePassLibPCL.Cryptography.Cipher;
+#endif
+
+using NUnit.Framework;
+
+namespace ModernKeePassLib.Test.Shared.Cryptography.Cipher
+{
+  [TestFixture ()]
+  public class StandardAesEngineTests
+  {
+    [Test ()]
+    public void TestEncryptStream ()
+    {
+      // Test vector (official ECB test vector #356)
+      var pbIV = new byte[16];
+      var pbTestKey = new byte[32];
+      var pbTestData = new byte[16];
+      var pbReferenceCT = new byte[16] {
+        0x75, 0xD1, 0x1B, 0x0E, 0x3A, 0x68, 0xC4, 0x22,
+        0x3D, 0x88, 0xDB, 0xF0, 0x17, 0x97, 0x7D, 0xD7
+      };
+
+      pbTestData[0] = 0x04;
+
+      var outStream = new MemoryStream (new byte[16]);
+      var aes = new StandardAesEngine ();
+      var inStream = aes.EncryptStream (outStream, pbTestKey, pbIV);
+      new BinaryWriter (inStream).Write (pbTestData);
+      Assert.That (outStream.Position, Is.EqualTo (16));
+      outStream.Position = 0;
+      var outBytes = new BinaryReader (outStream).ReadBytes (16);
+      Assert.That(outBytes, Is.EqualTo (pbReferenceCT));
+    }
+
+    [Test ()]
+    public void TestDecryptStream ()
+    {
+      // Test vector (official ECB test vector #356)
+      var pbIV = new byte[16];
+      var pbTestKey = new byte[32];
+      var pbTestData = new byte[16];
+      var pbReferenceCT = new byte[16] {
+        0x75, 0xD1, 0x1B, 0x0E, 0x3A, 0x68, 0xC4, 0x22,
+        0x3D, 0x88, 0xDB, 0xF0, 0x17, 0x97, 0x7D, 0xD7
+      };
+
+      pbTestData[0] = 0x04;
+
+      // Possible Mono Bug? This only works with size >= 48
+      var inStream = new MemoryStream (new byte[48]);
+      inStream.Write (pbReferenceCT, 0, pbReferenceCT.Length);
+      inStream.Position = 0;
+      var aes = new StandardAesEngine ();
+      var outStream = aes.DecryptStream (inStream, pbTestKey, pbIV);
+      var outBytes = new BinaryReader (outStream).ReadBytes (16);
+      Assert.That(outBytes, Is.EqualTo (pbTestData));
+    }
+  }
+}

ModernKeePassLib.Test/Cryptography/CryptoRandomStreamTests.cs

@@ -0,0 +1,60 @@
+using NUnit.Framework;
+using System;
+
+#if KeePassLib
+using KeePassLib.Cryptography;
+#else
+using ModernKeePassLibPCL.Cryptography;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Cryptography
+{
+  [TestFixture ()]
+  public class CryptoRandomStreamTests
+  {
+    void TestGetRandomBytes(CryptoRandomStream stream)
+    {
+      const uint length = 16;
+      var bytes1 = stream.GetRandomBytes (length);
+      Assert.That (bytes1.Length, Is.EqualTo (length));
+      var bytes2 = stream.GetRandomBytes (length);
+      Assert.That (bytes2, Is.Not.EqualTo (bytes1));
+    }
+
+    [Test ()]
+    public void TestGetRandomBytesCrsAlgorithmSalsa20 ()
+    {
+      var stream = new CryptoRandomStream (CrsAlgorithm.Salsa20, new byte[16]);
+      TestGetRandomBytes (stream);
+    }
+
+    [Test ()]
+    public void TestGetRandomBytesCrsAlgorithmArcFourVariant ()
+    {
+      var stream = new CryptoRandomStream (CrsAlgorithm.ArcFourVariant, new byte[16]);
+      TestGetRandomBytes (stream);
+    }
+
+    void TestGetRandomInt64 (CryptoRandomStream stream)
+    {
+      var value1 = stream.GetRandomUInt64 ();
+      var value2 = stream.GetRandomUInt64 ();
+      Assert.That (value2, Is.Not.EqualTo (value1));
+    }
+
+    [Test ()]
+    public void TestGetRandomInt64AlgorithmSalsa20 ()
+    {
+      var stream = new CryptoRandomStream (CrsAlgorithm.Salsa20, new byte[16]);
+      TestGetRandomInt64 (stream);
+    }
+
+    [Test ()]
+    public void TestGetRandomInt64AlgorithmArcFourVariant ()
+    {
+      var stream = new CryptoRandomStream (CrsAlgorithm.ArcFourVariant, new byte[16]);
+      TestGetRandomInt64 (stream);
+    }
+  }
+}
+

ModernKeePassLib.Test/Cryptography/CryptoRandomTests.cs

@@ -0,0 +1,44 @@
+using NUnit.Framework;
+using System;
+
+#if KeePassLib
+using KeePassLib.Cryptography;
+#else
+using ModernKeePassLibPCL.Cryptography;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Cryptography
+{
+  [TestFixture ()]
+  public class CryptoRandomTests
+  {
+    [Test ()]
+    public void TestAddEntropy ()
+    {
+      // just making sure it does not throw an exception
+      CryptoRandom.Instance.AddEntropy (new byte[1]);
+    }
+
+    [Test ()]
+    public void TestGetRandomBytes ()
+    {
+      const int length = 32;
+      var bytes1 = CryptoRandom.Instance.GetRandomBytes (length);
+      Assert.That (bytes1.Length, Is.EqualTo (length));
+      var bytes2 = CryptoRandom.Instance.GetRandomBytes (length);
+      Assert.That (bytes2, Is.Not.EqualTo (bytes1));
+    }
+
+    [Test ()]
+    public void TestGeneratedBytesCount ()
+    {
+      const int length = 1;
+      CryptoRandom.Instance.GetRandomBytes (length);
+      var count1 = CryptoRandom.Instance.GeneratedBytesCount;
+      CryptoRandom.Instance.GetRandomBytes (length);
+      var count2 = CryptoRandom.Instance.GeneratedBytesCount;
+      Assert.That (count2, Is.GreaterThan (count1));
+    }
+  }
+}
+

ModernKeePassLib.Test/Cryptography/HashingStreamExTests.cs

@@ -0,0 +1,77 @@
+using NUnit.Framework;
+using System;
+using System.IO;
+using System.Text;
+
+#if KeePassLib
+using KeePassLib.Cryptography;
+#else
+using ModernKeePassLibPCL.Cryptography;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Cryptography
+{
+  [TestFixture ()]
+  public class HashingStreamExTests
+  {
+    const string data = "test";
+
+    // The expected hash includes the \n added by WriteLine
+    static readonly byte[] sha256HashOfData = {
+      0xf2, 0xca, 0x1b, 0xb6, 0xc7, 0xe9, 0x07, 0xd0,
+      0x6d, 0xaf, 0xe4, 0x68, 0x7e, 0x57, 0x9f, 0xce,
+      0x76, 0xb3, 0x7e, 0x4e, 0x93, 0xb7, 0x60, 0x50,
+      0x22, 0xda, 0x52, 0xe6, 0xcc, 0xc2, 0x6f, 0xd2
+    };
+
+    [Test ()]
+    public void TestRead ()
+    {
+      // if we use larger size, StreamReader will read past newline and cause bad hash
+      var bytes = new byte[data.Length + 1];
+      using (var ms = new MemoryStream (bytes)) {
+        using (var sw = new StreamWriter (ms)) {
+          // set NewLine to ensure we don't run into cross-platform issues on Windows
+          sw.NewLine = "\n";
+          sw.WriteLine (data);
+        }
+      }
+      using (var ms = new MemoryStream (bytes)) {
+        using (var hs = new HashingStreamEx (ms, false, null)) {
+          using (var sr = new StreamReader (hs)) {
+            var read = sr.ReadLine ();
+            Assert.That (read, Is.EqualTo (data));
+          }
+          // When the StreamReader is disposed, it calls Dispose on the
+          //HasingStreamEx, which computes the hash.
+          Assert.That (hs.Hash, Is.EqualTo (sha256HashOfData));
+        }
+      }
+    }
+
+    [Test ()]
+    public void TestWrite ()
+    {
+      var bytes = new byte[16];
+      using (var ms = new MemoryStream (bytes)) {
+        using (var hs = new HashingStreamEx (ms, true, null)) {
+          using (var sw = new StreamWriter (hs)) {
+            // set NewLine to ensure we don't run into cross-platform issues on Windows
+            sw.NewLine = "\n";
+            sw.WriteLine (data);
+          }
+          // When the StreamWriter is disposed, it calls Dispose on the
+          //HasingStreamEx, which computes the hash.
+          Assert.That (hs.Hash, Is.EqualTo (sha256HashOfData));
+        }
+      }
+      using (var ms = new MemoryStream (bytes)) {
+        using (var sr = new StreamReader (ms)) {
+          var read = sr.ReadLine ();
+          Assert.That (read, Is.EqualTo (data));
+        }
+      }
+    }
+  }
+}
+

ModernKeePassLib.Test/Cryptography/HmacOtpTests.cs

@@ -0,0 +1,36 @@
+using NUnit.Framework;
+using System;
+using System.Text;
+
+#if KeePassLib
+using KeePassLib.Cryptography;
+#else
+using ModernKeePassLibPCL.Cryptography;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Cryptography
+{
+  [TestFixture ()]
+  public class HmacOtpTests
+  {
+    // Using the test case from Appendix D of RFC 4226
+
+    const string secret = "12345678901234567890";
+    static readonly string[] expectedHOTP = new string[] {
+      "755224", "287082", "359152", "969429", "338314",
+      "254676", "287922", "162583", "399871", "520489"
+    };
+
+    [Test ()]
+    public void TestGenerate ()
+    {
+      var secretBytes = Encoding.UTF8.GetBytes (secret);
+
+      for (ulong i = 0; i < 10; i++) {
+        var hotp = HmacOtp.Generate (secretBytes, i, 6, false, -1);
+        Assert.That (hotp, Is.EqualTo (expectedHOTP[i]));
+      }
+    }
+  }
+}
+

ModernKeePassLib.Test/Keys/CompositeKeyTests.cs

@@ -0,0 +1,34 @@
+using NUnit.Framework;
+using System;
+
+#if KeePassLib
+using KeePassLib.Keys;
+#else
+using ModernKeePassLibPCL.Keys;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Keys
+{
+  [TestFixture ()]
+  public class CompositeKeyTests
+  {
+    [Test ()]
+    public void TestGenerateKey32 ()
+    {
+      var originalKey = new byte[32];
+      var expectedKey = new byte[32] {
+        0xF0, 0xED, 0x57, 0xD5, 0xF0, 0xDA, 0xF3, 0x47,
+        0x90, 0xD0, 0xDB, 0x43, 0x25, 0xC6, 0x81, 0x2C,
+        0x81, 0x6A, 0x0D, 0x94, 0x96, 0xA9, 0x03, 0xE1,
+        0x20, 0xD4, 0x3A, 0x3E, 0x45, 0xAD, 0x02, 0x65
+      };
+      const ulong rounds = 1;
+
+      var composite = new CompositeKey ();
+      var key = composite.GenerateKey32 (originalKey, rounds);
+      Assert.That (key, Is.Not.Null);
+      var keyData = key.ReadData ();
+      Assert.That (keyData, Is.EqualTo (expectedKey));
+    }
+  }
+}

ModernKeePassLib.Test/Keys/KcpCustomKeyTests.cs

@@ -0,0 +1,39 @@
+using NUnit.Framework;
+using System;
+
+#if KeePassLib
+using KeePassLib.Keys;
+#else
+using ModernKeePassLibPCL.Keys;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Keys
+{
+  [TestFixture ()]
+  public class KcpCustomKeyTests
+  {
+    static readonly byte[] testData = {
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    };
+
+    [Test ()]
+    public void TestConstruct ()
+    {
+      var expectedHash = new byte[32] {
+        0xAF, 0x55, 0x70, 0xF5, 0xA1, 0x81, 0x0B, 0x7A,
+        0xF7, 0x8C, 0xAF, 0x4B, 0xC7, 0x0A, 0x66, 0x0F,
+        0x0D, 0xF5, 0x1E, 0x42, 0xBA, 0xF9, 0x1D, 0x4D,
+        0xE5, 0xB2, 0x32, 0x8D, 0xE0, 0xE8, 0x3D, 0xFC
+      };
+
+      var key = new KcpCustomKey ("test1", testData, false);
+      var keyData = key.KeyData.ReadData ();
+      Assert.That (keyData, Is.EqualTo (testData));
+
+      key = new KcpCustomKey ("test2", testData, true);
+      keyData = key.KeyData.ReadData ();
+      Assert.That (keyData, Is.EqualTo (expectedHash));
+    }
+  }
+}
+

ModernKeePassLib.Test/Keys/KcpKeyFileTests.cs

@@ -0,0 +1,76 @@
+using NUnit.Framework;
+using System;
+using System.IO;
+
+#if KeePassLib
+using KeePassLib.Keys;
+#else
+using ModernKeePassLibPCL.Keys;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Keys
+{
+  [TestFixture ()]
+  public class KcpKeyFileTests
+  {
+    const string testCreateFile = "TestCreate.xml";
+    const string testKey = "0123456789";
+
+    const string expectedFileStart =
+      "<?xml version=\"1.0\" encoding=\"utf-8\"?>\r\n" +
+      "<KeyFile>\r\n" +
+      "\t<Meta>\r\n" +
+      "\t\t<Version>1.00</Version>\r\n" +
+      "\t</Meta>\r\n" +
+      "\t<Key>\r\n" +
+      "\t\t<Data>";
+
+    const string expectedFileEnd = "\t</Key>\r\n" +
+      "</KeyFile>\r\n";
+
+    [Test ()]
+    public void TestConstruct ()
+    {
+      var expectedKeyData = new byte[32] {
+        0xC1, 0xB1, 0x12, 0x77, 0x23, 0xB8, 0x99, 0xB8,
+        0xB9, 0x3B, 0x1B, 0xFF, 0x6C, 0xBE, 0xA1, 0x5B,
+        0x8B, 0x99, 0xAC, 0xBD, 0x99, 0x51, 0x85, 0x95,
+        0x31, 0xAA, 0x14, 0x3D, 0x95, 0xBF, 0x63, 0xFF
+      };
+
+      var fullPath = Path.Combine(Path.GetTempPath(), testCreateFile);
+      using (var fs = new FileStream(fullPath, FileMode.Create)) {
+        using (var sw = new StreamWriter(fs)) {
+          sw.Write (expectedFileStart);
+          sw.Write (testKey);
+          sw.Write (expectedFileEnd);
+        }
+      }
+
+      try {
+        var keyFile = new KcpKeyFile (fullPath);
+        var keyData = keyFile.KeyData.ReadData ();
+        Assert.That (keyData, Is.EqualTo (expectedKeyData));
+      } finally {
+        File.Delete (fullPath);
+      }
+    }
+
+    [Test ()]
+    public void TestCreate ()
+    {
+      var fullPath = Path.Combine(Path.GetTempPath(), testCreateFile);
+      File.Create(fullPath).Close();
+      KcpKeyFile.Create (fullPath, null);
+      try {
+        var fileContents = File.ReadAllText (fullPath);
+        Assert.That (fileContents.Length, Is.EqualTo (187));
+        Assert.That (fileContents, Does.StartWith (expectedFileStart));
+        Assert.That (fileContents, Does.EndWith (expectedFileEnd));
+      } finally {
+        File.Delete (fullPath);
+      }
+    }
+  }
+}
+

ModernKeePassLib.Test/Keys/KcpPasswordTests.cs

@@ -0,0 +1,33 @@
+using NUnit.Framework;
+using System;
+
+#if KeePassLib
+using KeePassLib.Keys;
+#else
+using ModernKeePassLibPCL.Keys;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Keys
+{
+  [TestFixture ()]
+  public class KcpPasswordTests
+  {
+    const string testPassword = "password";
+
+    [Test ()]
+    public void TestConstruct ()
+    {
+      var expectedHash = new byte[32] {
+        0x5E, 0x88, 0x48, 0x98, 0xDA, 0x28, 0x04, 0x71,
+        0x51, 0xD0, 0xE5, 0x6F, 0x8D, 0xC6, 0x29, 0x27,
+        0x73, 0x60, 0x3D, 0x0D, 0x6A, 0xAB, 0xBD, 0xD6,
+        0x2A, 0x11, 0xEF, 0x72, 0x1D, 0x15, 0x42, 0xD8
+      };
+
+      var key = new KcpPassword (testPassword);
+      var keyData = key.KeyData.ReadData ();
+      Assert.That (keyData, Is.EqualTo (expectedHash));
+    }
+  }
+}
+

ModernKeePassLib.Test/ModernKeePassLib.Test.csproj

@@ -0,0 +1,124 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{067456C0-086C-46A8-B37F-1405717B7BFC}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>ModernKeePassLib.Test</RootNamespace>
+    <AssemblyName>ModernKeePassLib.Test</AssemblyName>
+    <TargetFrameworkVersion>v4.6.2</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{3AC096D0-A1C2-E12C-1390-A8335801FDAB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <NuGetPackageImportStamp>
+    </NuGetPackageImportStamp>
+    <TargetFrameworkProfile />
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="ModernKeePassLibPCL, Version=2.28.1.32947, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\ModernKeePassLibPCL.2.28.1.32947\lib\portable46-net451+win81+wpa81\ModernKeePassLibPCL.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="nunit.framework, Version=3.8.1.0, Culture=neutral, PublicKeyToken=2638cd05610744eb, processorArchitecture=MSIL">
+      <HintPath>..\packages\NUnit.3.8.1\lib\net45\nunit.framework.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="PCLCrypto, Version=2.0.0.0, Culture=neutral, PublicKeyToken=d4421c8a4786956c, processorArchitecture=MSIL">
+      <HintPath>..\packages\PCLCrypto.2.0.147\lib\net45\PCLCrypto.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="PCLStorage, Version=1.0.2.0, Culture=neutral, PublicKeyToken=286fe515a2c35b64, processorArchitecture=MSIL">
+      <HintPath>..\packages\PCLStorage.1.0.2\lib\net45\PCLStorage.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="PCLStorage.Abstractions, Version=1.0.2.0, Culture=neutral, PublicKeyToken=286fe515a2c35b64, processorArchitecture=MSIL">
+      <HintPath>..\packages\PCLStorage.1.0.2\lib\net45\PCLStorage.Abstractions.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="PInvoke.BCrypt, Version=0.5.0.0, Culture=neutral, PublicKeyToken=9e300f9f87f04a7a, processorArchitecture=MSIL">
+      <HintPath>..\packages\PInvoke.BCrypt.0.5.97\lib\net45\PInvoke.BCrypt.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="PInvoke.Kernel32, Version=0.5.0.0, Culture=neutral, PublicKeyToken=9e300f9f87f04a7a, processorArchitecture=MSIL">
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+      <Private>True</Private>
+    </Reference>
+    <Reference Include="PInvoke.NCrypt, Version=0.5.0.0, Culture=neutral, PublicKeyToken=9e300f9f87f04a7a, processorArchitecture=MSIL">
+      <HintPath>..\packages\PInvoke.NCrypt.0.5.97\lib\net45\PInvoke.NCrypt.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="PInvoke.Windows.Core, Version=0.5.0.0, Culture=neutral, PublicKeyToken=9e300f9f87f04a7a, processorArchitecture=MSIL">
+      <HintPath>..\packages\PInvoke.Windows.Core.0.5.97\lib\net35\PInvoke.Windows.Core.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="Splat, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Splat.2.0.0\lib\Net45\Splat.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System" />
+    <Reference Include="System.ComponentModel.Composition" />
+    <Reference Include="System.IO.Compression" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Numerics" />
+    <Reference Include="System.Runtime.WindowsRuntime, Version=4.0.10.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
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+    </Reference>
+    <Reference Include="Validation, Version=2.4.0.0, Culture=neutral, PublicKeyToken=2fc06f0d701809a7, processorArchitecture=MSIL">
+      <HintPath>..\packages\Validation.2.4.15\lib\net45\Validation.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Cryptography\Cipher\StandardAesEngineTests.cs" />
+    <Compile Include="Cryptography\CryptoRandomStreamTests.cs" />
+    <Compile Include="Cryptography\CryptoRandomTests.cs" />
+    <Compile Include="Cryptography\HashingStreamExTests.cs" />
+    <Compile Include="Cryptography\HmacOtpTests.cs" />
+    <Compile Include="Keys\CompositeKeyTests.cs" />
+    <Compile Include="Keys\KcpCustomKeyTests.cs" />
+    <Compile Include="Keys\KcpKeyFileTests.cs" />
+    <Compile Include="Keys\KcpPasswordTests.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Serialization\HashedBlockStreamTests.cs" />
+    <Compile Include="Serialization\KdbxFileTests.cs" />
+    <Compile Include="Utility\GfxUtilTests.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="app.config" />
+    <None Include="packages.config" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <Import Project="..\packages\Microsoft.Bcl.Build.1.0.21\build\Microsoft.Bcl.Build.targets" Condition="Exists('..\packages\Microsoft.Bcl.Build.1.0.21\build\Microsoft.Bcl.Build.targets')" />
+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('..\packages\Microsoft.Bcl.Build.1.0.21\build\Microsoft.Bcl.Build.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.Bcl.Build.1.0.21\build\Microsoft.Bcl.Build.targets'))" />
+  </Target>
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>

ModernKeePassLib.Test/Properties/AssemblyInfo.cs

@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("ModernKeePassLib.Test")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("ModernKeePassLib.Test")]
+[assembly: AssemblyCopyright("Copyright ©  2015")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible 
+// to COM components.  If you need to access a type in this assembly from 
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("067456c0-086c-46a8-b37f-1405717b7bfc")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

ModernKeePassLib.Test/Serialization/HashedBlockStreamTests.cs

@@ -0,0 +1,71 @@
+using NUnit.Framework;
+using System;
+using System.IO;
+
+#if KeePassLib
+using KeePassLib.Serialization;
+#else
+using ModernKeePassLibPCL.Serialization;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Serialization
+{
+  [TestFixture ()]
+  public class HashedBlockStreamTests
+  {
+    static readonly byte[] data = new byte[16];
+
+    static readonly byte[] hashStreamData = new byte[] {
+      // The first 4 bytes are an integer indicating the block index
+      0x00, 0x00, 0x00, 0x00,
+      // Then the SHA-256 hash of the data
+      0x37, 0x47, 0x08, 0xFF, 0xF7, 0x71, 0x9D, 0xD5,
+      0x97, 0x9E, 0xC8, 0x75, 0xD5, 0x6C, 0xD2, 0x28,
+      0x6F, 0x6D, 0x3C, 0xF7, 0xEC, 0x31, 0x7A, 0x3B,
+      0x25, 0x63, 0x2A, 0xAB, 0x28, 0xEC, 0x37, 0xBB,
+      // then an integer that is the length of the data
+      0x10, 0x00, 0x00, 0x00,
+      // and finally the data itself
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      // Next, a terminating block
+      0x01, 0x00, 0x00, 0x00,
+      // terminating block is indicated by a hash of all 0s...
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      // ...and by a size of 0
+      0x00, 0x00, 0x00, 0x00
+    };
+
+    [Test ()]
+    public void TestRead ()
+    {
+      using (var ms = new MemoryStream (hashStreamData)) {
+        using (var hbs = new HashedBlockStream (ms, false)) {
+          using (var br = new BinaryReader(hbs)) {
+            var bytes = br.ReadBytes (data.Length);
+            Assert.That (bytes, Is.EqualTo (data));
+            Assert.That (() => br.ReadByte (), Throws.InstanceOf<EndOfStreamException> ());
+          }
+        }
+      }
+    }
+
+    [Test ()]
+    public void TestWrite ()
+    {
+      var buffer = new byte[hashStreamData.Length];
+      using (var ms = new MemoryStream (buffer)) {
+        using (var hbs = new HashedBlockStream (ms, true)) {
+          using (var bw = new BinaryWriter(hbs)) {
+            bw.Write (data);
+          }
+        }
+        Assert.That (buffer, Is.EqualTo (hashStreamData));
+      }
+    }
+  }
+}
+

ModernKeePassLib.Test/Serialization/KdbxFileTests.cs

@@ -0,0 +1,182 @@
+using NUnit.Framework;
+using System;
+using System.Drawing;
+using System.IO;
+using System.Text;
+using System.Text.RegularExpressions;
+using Windows.UI;
+#if KeePassLib
+using KeePassLib;
+using KeePassLib.Keys;
+using KeePassLib.Security;
+using KeePassLib.Serialization;
+using KeePassLib.Collections;
+#else
+using ModernKeePassLibPCL;
+using ModernKeePassLibPCL.Keys;
+using ModernKeePassLibPCL.Security;
+using ModernKeePassLibPCL.Serialization;
+using ModernKeePassLibPCL.Collections;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Serialization
+{
+    [TestFixture()]
+    public class KdbxFileTests
+    {
+        const string testLocalizedAppName = "My Localized App Name";
+
+        const string testDatabaseName = "My Database Name";
+        const string testDatabaseDescription = "My Database Description";
+        const string testDefaultUserName = "My Default User Name";
+        const string testColor = "#FF0000"; // Red
+
+        const string testRootGroupName = "My Root Group Name";
+        const string testRootGroupNotes = "My Root Group Notes";
+        const string testRootGroupDefaultAutoTypeSequence = "My Root Group Default Auto Type Sequence";
+
+        const string testDatabase = "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\"?>\r\n" +
+          "<KeePassFile>\r\n" +
+          "\t<Meta>\r\n" +
+          "\t\t<Generator>" + testLocalizedAppName + "</Generator>\r\n" +
+          "\t\t<DatabaseName>" + testDatabaseName + "</DatabaseName>\r\n" +
+          "\t\t<DatabaseNameChanged>2015-03-14T03:15:26Z</DatabaseNameChanged>\r\n" +
+          "\t\t<DatabaseDescription>" + testDatabaseDescription + "</DatabaseDescription>\r\n" +
+          "\t\t<DatabaseDescriptionChanged>2015-03-14T03:15:26Z</DatabaseDescriptionChanged>\r\n" +
+          "\t\t<DefaultUserName>" + testDefaultUserName + "</DefaultUserName>\r\n" +
+          "\t\t<DefaultUserNameChanged>2015-03-14T03:15:26Z</DefaultUserNameChanged>\r\n" +
+          "\t\t<MaintenanceHistoryDays>365</MaintenanceHistoryDays>\r\n" +
+          //"\t\t<Color>" + testColor + "</Color>\r\n" +
+          "\t\t<Color></Color>\r\n" +
+          "\t\t<MasterKeyChanged>2015-03-14T03:15:26Z</MasterKeyChanged>\r\n" +
+          "\t\t<MasterKeyChangeRec>-1</MasterKeyChangeRec>\r\n" +
+          "\t\t<MasterKeyChangeForce>-1</MasterKeyChangeForce>\r\n" +
+          "\t\t<MemoryProtection>\r\n" +
+          "\t\t\t<ProtectTitle>False</ProtectTitle>\r\n" +
+          "\t\t\t<ProtectUserName>False</ProtectUserName>\r\n" +
+          "\t\t\t<ProtectPassword>True</ProtectPassword>\r\n" +
+          "\t\t\t<ProtectURL>False</ProtectURL>\r\n" +
+          "\t\t\t<ProtectNotes>False</ProtectNotes>\r\n" +
+          "\t\t</MemoryProtection>\r\n" +
+          "\t\t<RecycleBinEnabled>True</RecycleBinEnabled>\r\n" +
+          "\t\t<RecycleBinUUID>AAAAAAAAAAAAAAAAAAAAAA==</RecycleBinUUID>\r\n" +
+          "\t\t<RecycleBinChanged>2015-03-14T03:15:26Z</RecycleBinChanged>\r\n" +
+          "\t\t<EntryTemplatesGroup>AAAAAAAAAAAAAAAAAAAAAA==</EntryTemplatesGroup>\r\n" +
+          "\t\t<EntryTemplatesGroupChanged>2015-03-14T03:15:26Z</EntryTemplatesGroupChanged>\r\n" +
+          "\t\t<HistoryMaxItems>10</HistoryMaxItems>\r\n" +
+          "\t\t<HistoryMaxSize>6291456</HistoryMaxSize>\r\n" +
+          "\t\t<LastSelectedGroup>AAAAAAAAAAAAAAAAAAAAAA==</LastSelectedGroup>\r\n" +
+          "\t\t<LastTopVisibleGroup>AAAAAAAAAAAAAAAAAAAAAA==</LastTopVisibleGroup>\r\n" +
+          "\t\t<Binaries />\r\n" +
+          "\t\t<CustomData />\r\n" +
+          "\t</Meta>\r\n" +
+          "\t<Root>\r\n" +
+          "\t\t<Group>\r\n" +
+          "\t\t\t<UUID>AAAAAAAAAAAAAAAAAAAAAA==</UUID>\r\n" +
+          "\t\t\t<Name>" + testRootGroupName + "</Name>\r\n" +
+          "\t\t\t<Notes>" + testRootGroupNotes + "</Notes>\r\n" +
+          "\t\t\t<IconID>49</IconID>\r\n" +
+          "\t\t\t<Times>\r\n" +
+          "\t\t\t\t<CreationTime>2015-03-14T03:15:26Z</CreationTime>\r\n" +
+          "\t\t\t\t<LastModificationTime>2015-03-14T03:15:26Z</LastModificationTime>\r\n" +
+          "\t\t\t\t<LastAccessTime>2015-03-14T03:15:26Z</LastAccessTime>\r\n" +
+          "\t\t\t\t<ExpiryTime>2015-03-14T03:15:26Z</ExpiryTime>\r\n" +
+          "\t\t\t\t<Expires>False</Expires>\r\n" +
+          "\t\t\t\t<UsageCount>0</UsageCount>\r\n" +
+          "\t\t\t\t<LocationChanged>2015-03-14T03:15:26Z</LocationChanged>\r\n" +
+          "\t\t\t</Times>\r\n" +
+          "\t\t\t<IsExpanded>True</IsExpanded>\r\n" +
+          "\t\t\t<DefaultAutoTypeSequence>" + testRootGroupDefaultAutoTypeSequence + "</DefaultAutoTypeSequence>\r\n" +
+          "\t\t\t<EnableAutoType>null</EnableAutoType>\r\n" +
+          "\t\t\t<EnableSearching>null</EnableSearching>\r\n" +
+          "\t\t\t<LastTopVisibleEntry>AAAAAAAAAAAAAAAAAAAAAA==</LastTopVisibleEntry>\r\n" +
+          "\t\t</Group>\r\n" +
+          "\t\t<DeletedObjects />\r\n" +
+          "\t</Root>\r\n" +
+          "</KeePassFile>";
+
+        const string testDate = "2015-03-14T03:15:26Z";
+
+        [Test()]
+        public void TestLoad()
+        {
+            var database = new PwDatabase();
+            using (var ms = new MemoryStream(Encoding.UTF8.GetBytes(testDatabase)))
+            {
+                var file = new KdbxFile(database);
+                file.Load(ms, KdbxFormat.PlainXml, null);
+            }
+            //Assert.That(database.Color.ToArgb(), Is.EqualTo(Color.Red.ToArgb()));
+            Assert.That(database.Compression, Is.EqualTo(PwCompressionAlgorithm.GZip));
+            //Assert.That (database.CustomData, Is.EqualTo ());
+            Assert.That(database.CustomIcons, Is.Empty);
+        }
+
+        [Test()]
+        public void TestSave()
+        {
+            var buffer = new byte[4096];
+            using (var ms = new MemoryStream(buffer))
+            {
+                var database = new PwDatabase();
+                database.New(new IOConnectionInfo(), new CompositeKey());
+                var date = DateTime.Parse(testDate);
+                PwDatabase.LocalizedAppName = testLocalizedAppName;
+                database.Name = testDatabaseName;
+                database.NameChanged = date;
+                database.Description = testDatabaseDescription;
+                database.DescriptionChanged = date;
+                database.DefaultUserName = testDefaultUserName;
+                database.DefaultUserNameChanged = date;
+                //database.Color = Color.Red;
+                database.MasterKeyChanged = date;
+                database.RecycleBinChanged = date;
+                database.EntryTemplatesGroupChanged = date;
+                database.RootGroup.Uuid = PwUuid.Zero;
+                database.RootGroup.Name = testRootGroupName;
+                database.RootGroup.Notes = testRootGroupNotes;
+                database.RootGroup.DefaultAutoTypeSequence = testRootGroupDefaultAutoTypeSequence;
+                database.RootGroup.CreationTime = date;
+                database.RootGroup.LastModificationTime = date;
+                database.RootGroup.LastAccessTime = date;
+                database.RootGroup.ExpiryTime = date;
+                database.RootGroup.LocationChanged = date;
+                var file = new KdbxFile(database);
+                file.Save(ms, null, KdbxFormat.PlainXml, null);
+            }
+            var fileContents = Encoding.UTF8.GetString(buffer).Replace("\0", "");
+            if (typeof(KdbxFile).Namespace.StartsWith("KeePassLib.")
+                && Environment.OSVersion.Platform != PlatformID.Win32NT)
+            {
+                // Upstream KeePassLib does not specify line endings for XmlTextWriter,
+                // so it uses native line endings.
+                fileContents = fileContents.Replace("\n", "\r\n");
+            }
+            Assert.That(fileContents, Is.EqualTo(testDatabase));
+        }
+
+        [Test]
+        public void TestSearch()
+        {
+            var database = new PwDatabase();
+            using (var ms = new MemoryStream(Encoding.UTF8.GetBytes(testDatabase)))
+            {
+                var file = new KdbxFile(database);
+                file.Load(ms, KdbxFormat.PlainXml, null);
+            }
+            var sp = new SearchParameters()
+            {
+                SearchString = "sfsoiwsefsi"
+            };
+            var listStorage = new PwObjectList<PwEntry>();
+            database.RootGroup.SearchEntries(sp, listStorage);
+            Assert.AreEqual(0U, listStorage.UCount);
+            var entry = new PwEntry(true, true);
+            entry.Strings.Set("Title", new ProtectedString(false, "NaMe"));
+            database.RootGroup.AddEntry(entry, true);
+            sp.SearchString = "name";
+            database.RootGroup.SearchEntries(sp, listStorage);
+            Assert.AreEqual(1U, listStorage.UCount);
+        }
+    }
+}

ModernKeePassLib.Test/Utility/GfxUtilTests.cs

@@ -0,0 +1,32 @@
+using NUnit.Framework;
+using System;
+
+#if KeePassLib
+using KeePassLib.Utility;
+#else
+using Splat;
+using ModernKeePassLibPCL.Utility;
+#endif
+
+namespace ModernKeePassLib.Test.Shared.Utility
+{
+    [TestFixture ()]
+    public class GfxUtilTests
+    {
+        // 16x16 all white PNG file, base64 encoded
+        const string testImageData =
+            "iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAIAAACQkWg2AAAACXBIWXMAAAsTAAA" +
+            "LEwEAmpwYAAAAB3RJTUUH3wMOFgIgmTCUMQAAABl0RVh0Q29tbWVudABDcmVhdG" +
+            "VkIHdpdGggR0lNUFeBDhcAAAAaSURBVCjPY/z//z8DKYCJgUQwqmFUw9DRAABVb" +
+            "QMdny4VogAAAABJRU5ErkJggg==";
+
+        [Test ()]
+        public void TestLoadImage ()
+        {
+            var testData = Convert.FromBase64String (testImageData);
+            var image = GfxUtil.LoadImage (testData);
+            Assert.That (image.Width, Is.EqualTo (16));
+            Assert.That (image.Height, Is.EqualTo (16));
+        }
+    }
+}

ModernKeePassLib.Test/app.config

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="PInvoke.BCrypt" publicKeyToken="9e300f9f87f04a7a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-0.5.0.0" newVersion="0.5.0.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="PInvoke.NCrypt" publicKeyToken="9e300f9f87f04a7a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-0.5.0.0" newVersion="0.5.0.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="Validation" publicKeyToken="2fc06f0d701809a7" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-2.4.0.0" newVersion="2.4.0.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>

ModernKeePassLib.Test/packages.config

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="Microsoft.Bcl.Build" version="1.0.21" targetFramework="net462" />
+  <package id="Microsoft.Bcl.Compression" version="3.9.85" targetFramework="net462" />
+  <package id="ModernKeePassLibPCL" version="2.28.1.32947" targetFramework="net462" />
+  <package id="NUnit" version="3.8.1" targetFramework="net452" />
+  <package id="PCLCrypto" version="2.0.147" targetFramework="net462" />
+  <package id="PCLStorage" version="1.0.2" targetFramework="net462" />
+  <package id="PInvoke.BCrypt" version="0.5.97" targetFramework="net462" />
+  <package id="PInvoke.Kernel32" version="0.5.97" targetFramework="net462" />
+  <package id="PInvoke.NCrypt" version="0.5.97" targetFramework="net462" />
+  <package id="PInvoke.Windows.Core" version="0.5.97" targetFramework="net462" />
+  <package id="Splat" version="2.0.0" targetFramework="net462" />
+  <package id="Validation" version="2.4.15" targetFramework="net462" />
+</packages>