Fix embarrassing last-minute test failures

Author: Rob-Hague

test/Renci.SshNet.Tests/Classes/Connection/HttpConnectorTest_Connect_TimeoutReadingHttpContent.cs

@@ -119,7 +119,8 @@ protected override void Act()
         [TestMethod]
         public void ConnectShouldHaveThrownSshOperationTimeoutException()
         {
-            Assert.IsNull(_actualException.InnerException);
+            Assert.IsInstanceOfType<SshOperationTimeoutException>(_actualException);
+            Assert.IsInstanceOfType<SocketException>(_actualException.InnerException);
             Assert.AreEqual(string.Format(CultureInfo.InvariantCulture, "Socket read operation has timed out after {0:F0} milliseconds.", _connectionInfo.Timeout.TotalMilliseconds), _actualException.Message);
         }
 

test/Renci.SshNet.Tests/Classes/Connection/HttpConnectorTest_Connect_TimeoutReadingStatusLine.cs

@@ -95,7 +95,8 @@ protected override void Act()
         [TestMethod]
         public void ConnectShouldHaveThrownSshOperationTimeoutException()
         {
-            Assert.IsNull(_actualException.InnerException);
+            Assert.IsInstanceOfType<SshOperationTimeoutException>(_actualException);
+            Assert.IsInstanceOfType<SocketException>(_actualException.InnerException);
             Assert.AreEqual(string.Format(CultureInfo.InvariantCulture, "Socket read operation has timed out after {0:F0} milliseconds.", _connectionInfo.Timeout.TotalMilliseconds), _actualException.Message);
         }
 

test/Renci.SshNet.Tests/Classes/Connection/ProtocolVersionExchangeTest_TimeoutReadingIdentificationString.cs

@@ -93,8 +93,8 @@ protected void Act()
         [TestMethod]
         public void StartShouldHaveThrownSshOperationTimeoutException()
         {
-            Assert.IsNotNull(_actualException);
-            Assert.IsNull(_actualException.InnerException);
+            Assert.IsInstanceOfType<SshOperationTimeoutException>(_actualException);
+            Assert.IsInstanceOfType<SocketException>(_actualException.InnerException);
             Assert.AreEqual(string.Format("Socket read operation has timed out after {0} milliseconds.", _timeout.TotalMilliseconds), _actualException.Message);
         }
 

test/Renci.SshNet.Tests/Classes/Connection/Socks4ConnectorTest_Connect_TimeoutReadingDestinationAddress.cs

@@ -97,7 +97,8 @@ protected override void Act()
         [TestMethod]
         public void ConnectShouldHaveThrownSshOperationTimeoutException()
         {
-            Assert.IsNull(_actualException.InnerException);
+            Assert.IsInstanceOfType<SshOperationTimeoutException>(_actualException);
+            Assert.IsInstanceOfType<SocketException>(_actualException.InnerException);
             Assert.AreEqual(string.Format(CultureInfo.InvariantCulture, "Socket read operation has timed out after {0:F0} milliseconds.", _connectionInfo.Timeout.TotalMilliseconds), _actualException.Message);
         }
 

test/Renci.SshNet.Tests/Classes/Connection/Socks4ConnectorTest_Connect_TimeoutReadingReplyCode.cs

@@ -93,7 +93,8 @@ protected override void Act()
         [TestMethod]
         public void ConnectShouldHaveThrownSshOperationTimeoutException()
         {
-            Assert.IsNull(_actualException.InnerException);
+            Assert.IsInstanceOfType<SshOperationTimeoutException>(_actualException);
+            Assert.IsInstanceOfType<SocketException>(_actualException.InnerException);
             Assert.AreEqual(string.Format(CultureInfo.InvariantCulture, "Socket read operation has timed out after {0:F0} milliseconds.", _connectionInfo.Timeout.TotalMilliseconds), _actualException.Message);
         }
 

test/Renci.SshNet.Tests/Classes/Connection/Socks4ConnectorTest_Connect_TimeoutReadingReplyVersion.cs

@@ -82,7 +82,8 @@ protected override void Act()
         [TestMethod]
         public void ConnectShouldHaveThrownSshOperationTimeoutException()
         {
-            Assert.IsNull(_actualException.InnerException);
+            Assert.IsInstanceOfType<SshOperationTimeoutException>(_actualException);
+            Assert.IsInstanceOfType<SocketException>(_actualException.InnerException);
             Assert.AreEqual(string.Format(CultureInfo.InvariantCulture, "Socket read operation has timed out after {0:F0} milliseconds.", _connectionInfo.Timeout.TotalMilliseconds), _actualException.Message);
         }