Updated unit tests / fixes typo issue that resulted in StackOverflow exception

Author: codingstill

JwtManager/RsJwt.cs

@@ -94,15 +94,15 @@ private JwtHeader Header
  {
  JwtHeader header = new JwtHeader();
  header.Set(Helpers.Algorithm.RSA, KeySize);
- return Header;
+ return header;
  }
  }
 
  private string SignerName
  {
  get
  {
- return "SHA" + KeySize.ToString() + "withRSA";
+ return "SHA" + (int)KeySize + "withRSA";
  }
  }
 

JwtManagerTests/RsJwtTests.cs

@@ -258,9 +258,8 @@ public void SignDataWithInvalidHashAlgorithm()
  e = ex;
  }
 
-
  Assert.IsNotNull(e, "An exception should be thrown");
- Assert.AreEqual(e.Message, "Signer SHA555WITHRSA not recognised.");
+ Assert.AreEqual(e.Message, "Invalid values for algorithm or size.");
  }
 
  [TestMethod]