2 files changed, 34 insertions, 0 deletions
diff --git a/crypto/test/UnitTests.csproj b/crypto/test/UnitTests.csproj
index eca33fae5..cdc4d10bc 100644
--- a/crypto/test/UnitTests.csproj
+++ b/crypto/test/UnitTests.csproj
@@ -478,6 +478,7 @@
     <Compile Include="src\util\test\SimpleTestResult.cs" />
     <Compile Include="src\util\test\TestFailedException.cs" />
     <Compile Include="src\util\test\TestRandomBigInteger.cs" />
+    <Compile Include="src\util\test\TestRandomData.cs" />
     <Compile Include="src\util\test\UncloseableStream.cs" />
     <Compile Include="src\x509\test\TestCertificateGen.cs" />
   </ItemGroup>
diff --git a/crypto/test/src/util/test/TestRandomData.cs b/crypto/test/src/util/test/TestRandomData.cs
new file mode 100644
index 000000000..7fe0cf305
--- /dev/null
+++ b/crypto/test/src/util/test/TestRandomData.cs
@@ -0,0 +1,33 @@
+using System;
+
+using Org.BouncyCastle.Utilities.Encoders;
+
+namespace Org.BouncyCastle.Utilities.Test
+{
+    /**
+     * A fixed secure random designed to return data for someone needing random bytes.
+     */
+    public class TestRandomData
+        : FixedSecureRandom
+    {
+        /**
+         * Constructor from a Hex encoding of the data.
+         *
+         * @param encoding a Hex encoding of the data to be returned.
+         */
+        public TestRandomData(string encoding)
+            : this(Hex.Decode(encoding))
+        {
+        }
+
+        /**
+         * Constructor from an array of bytes.
+         *
+         * @param encoding a byte array representing the data to be returned.
+         */
+        public TestRandomData(byte[] encoding)
+            : base(new FixedSecureRandom.Source[] { new FixedSecureRandom.Data(encoding)})
+        {
+        }
+    }
+}