public bool PosTest1()
{
bool retVal = true;
const string c_TEST_ID = "P001";
string c_TEST_DESC = "PosTest1: initialize an instance of type TargetInvocationException using an emtpy string message";
string errorDesc;
string message = string.Empty;
Exception innerException = new ArgumentNullException();
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetInvocationException e = new TargetInvocationException(message, innerException);
if (null == e || e.Message != message || e.InnerException != innerException)
{
errorDesc = "Failed to initialize an instance of type TargetInvocationException.";
errorDesc += "\nInput message is emtpy string";
errorDesc += "\nInner exception is " + innerException;
TestLibrary.TestFramework.LogError("001" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
errorDesc = "Unexpected exception: " + e;
errorDesc += "\nInput message is emtpy string";
errorDesc += "\nInner exception is " + innerException;
TestLibrary.TestFramework.LogError("002" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
return retVal;
}
public bool PosTest1()
{
bool retVal = true;
const string c_TEST_ID = "P001";
string c_TEST_DESC = "PosTest1: initialize an instance of type TargetInvocationException via default constructor";
string errorDesc;
Exception innerException = new ArgumentNullException();
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetInvocationException ex = new TargetInvocationException(innerException);
if (null == ex)
{
errorDesc = "Failed to initialize an instance of type TargetInvocationException via default constructor.";
errorDesc += "\nInner exception is " + innerException;
TestLibrary.TestFramework.LogError("001" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
errorDesc = "Unexpected exception: " + e;
errorDesc += "\nInner exception is " + innerException;
TestLibrary.TestFramework.LogError("002" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
return retVal;
}
/// <summary>
/// Unwraps an exception to remove any wrappers, like <see cref="TargetInvocationException"/>.
/// </summary>
/// <param name="ex">The exception to unwrap.</param>
/// <returns>The unwrapped exception.</returns>
public static Exception Unwrap(this Exception ex)
{
while (true)
{
TargetInvocationException tiex = ex as TargetInvocationException;
if (tiex == null)
{
return(ex);
}
ex = tiex.InnerException;
}
}
public void TestInvalidKeySize()
{
byte[] key = Utility.GenerateRandomBytes(48);
for (int i = 0; i < key.Length; i++)
{
key[i] = 0x00;
}
TargetInvocationException e = Assert.Throws <TargetInvocationException>(() =>
Utility.EncryptDataUsingAED(new byte[] { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, key, Utility.CColumnEncryptionType.Deterministic));
string expectedMessage = "The column encryption key has been successfully decrypted but it's length: 48 does not match the length: 32 for algorithm 'AEAD_AES_256_CBC_HMAC_SHA256'. Verify the encrypted value of the column encryption key in the database.\r\nParameter name: encryptionKey";
Assert.Contains(expectedMessage, e.InnerException.Message);
}
private static void CheckInnerException <T>(TargetInvocationException e) where T : Exception
{
var originalException = e;
while (e.InnerException is TargetInvocationException)
{
e = e.InnerException as TargetInvocationException;
}
if (!(e.InnerException is T))
{
throw originalException;
}
}
/// <summary>
/// Handle the exception, displaying a nice message and converting to <seealso cref="EPException"/>.
/// </summary>
/// <param name="statementName">Name of the statement.</param>
/// <param name="logger">is the logger to use for error logging</param>
/// <param name="e">is the exception</param>
/// <param name="paramList">the method parameters</param>
/// <param name="subscriber">the object to deliver to</param>
/// <param name="method">the method to call</param>
/// <throws>EPException converted from the passed invocation exception</throws>
protected internal static void Handle(string statementName,
ILog logger,
TargetInvocationException e,
object[] paramList,
object subscriber,
FastMethod method)
{
var message = TypeHelper.GetMessageInvocationTarget(statementName, method.Target,
subscriber.GetType().FullName,
paramList, e);
logger.Error(message, e.InnerException);
}
public void TestNullColumnEncryptionAlgorithm()
{
string expectedMessage = "Internal error. Encryption algorithm cannot be null. Valid algorithms are: 'AES_256_CBC', 'AEAD_AES_256_CBC_HMAC_SHA256'.\r\nParameter name: encryptionAlgorithm";
Object cipherMD = Utility.GetSqlCipherMetadata(0, 0, null, 1, 0x01);
Utility.AddEncryptionKeyToCipherMD(cipherMD, CertFixture.encryptedCek, 0, 0, 0, new byte[] { 0x01, 0x02, 0x03 }, CertFixture.certificatePath, "MSSQL_CERTIFICATE_STORE", "RSA_OAEP");
byte[] plainText = Encoding.Unicode.GetBytes("HelloWorld");
byte[] cipherText = Utility.EncryptDataUsingAED(plainText, CertFixture.cek, CColumnEncryptionType.Deterministic);
TargetInvocationException e = Assert.Throws<TargetInvocationException>(() => Utility.DecryptWithKey(cipherText, cipherMD, "testsrv"));
Assert.Contains(expectedMessage, e.InnerException.Message);
e = Assert.Throws<TargetInvocationException>(() => Utility.EncryptWithKey(plainText, cipherMD, "testsrv"));
Assert.Contains(expectedMessage, e.InnerException.Message);
}
public void TestInvalidAlgorithmVersion()
{
string expectedMessage = string.Format(SystemDataResourceManager.Instance.TCE_InvalidAlgorithmVersion,
40, "01");
byte[] plainText = Encoding.Unicode.GetBytes("Hello World");
byte[] cipherText = EncryptDataUsingAED(plainText, CertFixture.cek, CColumnEncryptionType.Deterministic);
// Put a version number of 0x10
cipherText[0] = 0x40;
TargetInvocationException e = Assert.Throws <TargetInvocationException>(() => DecryptDataUsingAED(cipherText, CertFixture.cek, CColumnEncryptionType.Deterministic));
Assert.Contains(expectedMessage, e.InnerException.Message);
}
public static void RethrowInnerException(this TargetInvocationException exception)
{
Exception innerException = exception.InnerException;
#if !WINRT
FieldInfo stackTraceField = typeof(Exception).GetField("_remoteStackTraceString", BindingFlags.Instance | BindingFlags.NonPublic);
stackTraceField.SetValue(innerException, innerException.StackTrace);
#else
ExceptionDispatchInfo.Capture(innerException).Throw();
#endif
throw innerException;
}
private string SmartFormatException(Exception exception)
{
if (exception is TargetInvocationException)
{
TargetInvocationException reflectionException = exception as TargetInvocationException;
if (reflectionException.InnerException != null)
{
exception = reflectionException.InnerException;
}
}
return(FormatException(exception));
}
private static void TryPayload(object payload)
{
MemoryStream ms = new MemoryStream();
BinaryFormatter writer = new BinaryFormatter();
writer.Serialize(ms, payload);
ms.Position = 0;
BinaryFormatter reader = new BinaryFormatter();
TargetInvocationException tie = Assert.Throws <TargetInvocationException>(() => reader.Deserialize(ms));
Assert.IsAssignableFrom(typeof(SerializationException), tie.InnerException);
}
public void TestCreateNewUniqueProductId()
{
const string MEMBER_FUNCTION_NAME_CREATE_NEW_UNIQUE_PRODUCT_ID = "CreateNewUniqueProductId";
List <Product> products = CreateUniqueProductIdQualifiedProducts();
_target.SetFieldOrProperty(MEMBER_VARIABLE_NAME_PRODUCTS, products);
Assert.AreEqual(( int )_target.Invoke(MEMBER_FUNCTION_NAME_CREATE_NEW_UNIQUE_PRODUCT_ID), 2);
products = CreateFromZeroToOneThousandUniqueProductIdQualifiedProducts();
_target.SetFieldOrProperty(MEMBER_VARIABLE_NAME_PRODUCTS, products);
TargetInvocationException expectedException = Assert.ThrowsException <TargetInvocationException>(() => _target.Invoke(MEMBER_FUNCTION_NAME_CREATE_NEW_UNIQUE_PRODUCT_ID));
Assert.IsInstanceOfType(expectedException.InnerException, typeof(ApplicationException));
}
public void ShouldRollbackAndThrowOnExceptionInsideATargetInvotacionExceptionOnTransactionalUnitOfWork()
{
persistenceContext.Expect(x => x.CreateTransactionalContext()).Return(transactionalContext).Repeat.Once();
transactionalContext.Expect(x => x.Commit()).Repeat.Never();
transactionalContext.Expect(x => x.Begin()).Repeat.Once();
transactionalContext.Expect(x => x.Rollback()).Repeat.Once();
mocks.ReplayAll();
var exception = new TargetInvocationException(new TestException("expected"));
Assert.Throws <TestException>(
() => workContext.RunUnitOfWork(() => { throw exception; }, new UnitOfWorkInfo(true)));
}
public void ThrowOnNullToCtor(object sourceObject)
{
Type type = sourceObject.GetType();
Type viewType = GetDebugViewType(type);
ConstructorInfo ctor = viewType.GetConstructors().Single();
TargetInvocationException tie = Assert.Throws <TargetInvocationException>(() => ctor.Invoke(new object[] { null }));
ArgumentNullException ane = (ArgumentNullException)tie.InnerException;
if (!PlatformDetection.IsNetNative) // The .NET Native toolchain optimizes away exception ParamNames
{
Assert.Equal(ctor.GetParameters()[0].Name, ane.ParamName);
}
}
public void TestInvalidAuthenticationTag()
{
string expectedMessage = @"Specified ciphertext has an invalid authentication tag.\s+\(?Parameter (name: )?'?cipherText('\))?";
byte[] plainText = Encoding.Unicode.GetBytes("Hello World");
byte[] cipherText = Utility.EncryptDataUsingAED(plainText, CertFixture.cek, Utility.CColumnEncryptionType.Deterministic);
// Zero out 4 bytes of authentication tag
for (int i = 0; i < 4; i++)
{
cipherText[i + 1] = 0x00;
}
TargetInvocationException e = Assert.Throws<TargetInvocationException>(() => Utility.DecryptDataUsingAED(cipherText, CertFixture.cek, Utility.CColumnEncryptionType.Deterministic));
Assert.Matches(expectedMessage, e.InnerException.Message);
}
private void DoRunScript(object sender, PythonScriptEditor.RunScriptEventArgs e)
{
try
{
ScriptEngine engine = Python.CreateEngine();
engine.Runtime.LoadAssembly(Assembly.GetExecutingAssembly());
engine.Runtime.IO.SetOutput(new MemoryStream(), new ConsoleTextWriter(this, false));
engine.Runtime.IO.SetErrorOutput(new MemoryStream(), new ConsoleTextWriter(this, true));
ICollection <string> paths = engine.GetSearchPaths();
paths.Add(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "PythonLib"));
engine.SetSearchPaths(paths);
ScriptErrorListener listener = new ScriptErrorListener();
ScriptSource source = engine.CreateScriptSourceFromString(e.ScriptText);
CompiledCode code = source.Compile(listener);
if (listener.Errors.Count == 0)
{
// Just create the global scope, don't execute it yet
ScriptScope scope = engine.CreateScope();
scope.SetVariable("obj", COMUtilities.IsComImport(m_dispType)
? new DynamicComObjectWrapper(m_registry, m_dispType, m_pObject) : m_pObject);
scope.SetVariable("disp", m_pObject);
dynamic host = new ExpandoObject();
host.openobj = new Action <DynamicComObjectWrapper>(o => { OpenObjectViewer(o); });
scope.SetVariable("host", host);
code.Execute(scope);
}
}
catch (Exception ex)
{
TargetInvocationException tex = ex as TargetInvocationException;
if (tex != null)
{
ex = tex.InnerException;
}
AddText(ex.Message + Environment.NewLine);
}
}
private static T Create__Instance__ <T>(T Instance) where T : Form, new()
{
bool flag = Instance == null || Instance.IsDisposed;
T result;
if (flag)
{
bool flag2 = MyProject.MyForms.m_FormBeingCreated != null;
if (flag2)
{
bool flag3 = MyProject.MyForms.m_FormBeingCreated.ContainsKey(typeof(T));
if (flag3)
{
throw new InvalidOperationException(Utils.GetResourceString("WinForms_RecursiveFormCreate", new string[0]));
}
}
else
{
MyProject.MyForms.m_FormBeingCreated = new Hashtable();
}
MyProject.MyForms.m_FormBeingCreated.Add(typeof(T), null);
try
{
try
{
result = Activator.CreateInstance <T>();
return(result);
}
object arg_97_0;
TargetInvocationException expr_9C = arg_97_0 as TargetInvocationException;
int arg_B9_0;
if (expr_9C == null)
{
arg_B9_0 = 0;
}
else
{
TargetInvocationException ex = expr_9C;
ProjectData.SetProjectError(expr_9C);
arg_B9_0 = (((ex.InnerException != null) > false) ? 1 : 0);
}
endfilter(arg_B9_0);
}
finally
{
MyProject.MyForms.m_FormBeingCreated.Remove(typeof(T));
}
}
result = Instance;
return(result);
}
public void TestInvalidEncryptionType()
{
Object cipherMD = Utility.GetSqlCipherMetadata(0, 2, null, 3, 0x01);
Utility.AddEncryptionKeyToCipherMD(cipherMD, CertFixture.encryptedCek, 0, 0, 0, new byte[] { 0x01, 0x02, 0x03 }, CertFixture.certificatePath, "MSSQL_CERTIFICATE_STORE", "RSA_OAEP");
byte[] plainText = Encoding.Unicode.GetBytes("HelloWorld");
byte[] cipherText = Utility.EncryptDataUsingAED(plainText, CertFixture.cek, Utility.CColumnEncryptionType.Deterministic);
string expectedMessage = @"Encryption type '3' specified for the column in the database is either invalid or corrupted. Valid encryption types for algorithm 'AEAD_AES_256_CBC_HMAC_SHA256' are: 'Deterministic', 'Randomized'.\s+\(?Parameter (name: )?'?encryptionType('\))?";
TargetInvocationException e = Assert.Throws<TargetInvocationException>(() => Utility.DecryptWithKey(cipherText, cipherMD, "testsrv"));
Assert.Matches(expectedMessage, e.InnerException.Message);
e = Assert.Throws<TargetInvocationException>(() => Utility.EncryptWithKey(plainText, cipherMD, "testsrv"));
Assert.Matches(expectedMessage, e.InnerException.Message);
}
public static void VerifyInvokeIsUsingEmit_Constructor()
{
ConstructorInfo ctor = typeof(TestClassThatThrows).GetConstructor(Type.EmptyTypes) !;
TargetInvocationException ex = Assert.Throws <TargetInvocationException>(() => ctor.Invoke(null));
Exception exInner = ex.InnerException;
Assert.Contains("Here", exInner.ToString());
Assert.Contains(InterpretedMethodName(), exInner.ToString());
Assert.DoesNotContain("InvokeStub_TestClassThatThrows", exInner.ToString());
string InterpretedMethodName() => PlatformDetection.IsMonoRuntime ?
"System.Reflection.ConstructorInvoker.InterpretedInvoke" :
"System.RuntimeMethodHandle.InvokeMethod";
}
public void TestInitializeProductTypes()
{
const string MEMBER_FUNCTION_NAME_INITIALIZE_PRODUCT_TYPES = "InitializeProductTypes";
var arguments = new object[] { null };
TargetInvocationException expectedException = Assert.ThrowsException <TargetInvocationException>(() => _target.Invoke(MEMBER_FUNCTION_NAME_INITIALIZE_PRODUCT_TYPES, arguments));
Assert.IsInstanceOfType(expectedException.InnerException, typeof(ArgumentNullException));
arguments = new object[] { CreateProducts() };
_target.Invoke(MEMBER_FUNCTION_NAME_INITIALIZE_PRODUCT_TYPES, arguments);
List <string> expectedProductTypes = (List <string>)_target.GetFieldOrProperty(MEMBER_VARIABLE_NAME_PRODUCT_TYPES);
Assert.AreEqual(expectedProductTypes[0], "Type A");
Assert.AreEqual(expectedProductTypes[1], "Type B");
}
public void CanSerializeTargetInvocationException()
{
var exc = new TargetInvocationException(null);
var serializer = new Hyperion.Serializer();
using (var stream = new MemoryStream())
{
serializer.Serialize(exc, stream);
stream.Position = 0;
var deserialized = serializer.Deserialize <TargetInvocationException>(stream);
Assert.Equal(exc.Message, deserialized.Message);
Assert.Equal(exc.StackTrace, deserialized.StackTrace);
}
}
public void ThrowOnNullToCtor()
{
if (BindingRestrictionsDebugViewType == null)
{
return;
}
TargetInvocationException tie = Assert.Throws <TargetInvocationException>(() => BindingRestrictionsProxyCtor.Invoke(new object[] { null }));
ArgumentNullException ane = (ArgumentNullException)tie.InnerException;
if (!PlatformDetection.IsNetNative) // The .NET Native toolchain optimizes away exception ParamNames
{
Assert.Equal("node", ane.ParamName);
}
}
public void ExtractExchangeRateNegativeRate()
{
TargetInvocationException exception = Assert.ThrowsException <TargetInvocationException>(() => _privateType.InvokeStatic("ExtractExchangeRate", "AUD;CHF;-1"));
Assert.IsInstanceOfType(exception.InnerException, typeof(DataFormatException));
List <string> messages = new List <string>()
{
"The conversion rate (T) is negative",
"Line = AUD;CHF;-1"
};
Assert.AreEqual(exception.InnerException.Message, string.Join("\n", messages));
}
public void TestMethod23()
{
CreateUsers23();
MethodInfo createComputer = controllerType23.GetMethod("CreateComputer");
object[] param = new object[] { computers23[0] };
TargetInvocationException ex = Assert.ThrowsException <TargetInvocationException>(() => createComputer.Invoke(controller23, param));
Assert.AreEqual(typeof(ArgumentException), ex.InnerException.GetType());
Assert.AreEqual(expectedOutput23, ex.InnerException.Message);
}
public void TestUpdateCurrentResizingShape()
{
const string MEMBER_FUNCTION_NAME_UPDATE_CURRENT_RESIZING_SHAPE = "UpdateCurrentResizingShape";
var arguments = new object[] { null };
TargetInvocationException expectedException = Assert.ThrowsException <TargetInvocationException>(() => _target.Invoke(MEMBER_FUNCTION_NAME_UPDATE_CURRENT_RESIZING_SHAPE, arguments));
Assert.IsInstanceOfType(expectedException.InnerException, typeof(ArgumentNullException));
var mousePosition = new Point();
arguments = new object[] { mousePosition };
_target.Invoke(MEMBER_FUNCTION_NAME_UPDATE_CURRENT_RESIZING_SHAPE, arguments);
Assert.AreSame(_currentResizingShapeShapeDrawer.DrawingEndingPoint, mousePosition);
Assert.IsTrue(_canvasDrawer.IsCalledNotifyCanvasRefreshDrawRequested);
}
public void Run()
{
foreach (ConstructorInfo constructor in TargetType.GetConstructors())
{
ParameterInfo[] parameters = constructor.GetParameters();
object?[] parameterValues = parameters
.Select(p => p.ParameterType)
.Select(t =>
{
if (SpecifiedValues.TryGetValue(t, out object?value))
{
return(value);
}
Mock mock = (Mock)Activator.CreateInstance(typeof(Mock <>).MakeGenericType(t)) !;
return(mock.Object);
})
.ToArray();
for (int i = 0; i < parameters.Length; i++)
{
object?[] values = parameterValues.ToArray();
values[i] = null;
if (AllowedNullParameters.Contains(parameters[i].ParameterType) ||
parameters[i].HasDefaultValue && parameters[i].DefaultValue is null)
{
//NB: no exception thrown
constructor.Invoke(values);
}
else
{
string parameterDisplay = $"'{parameters[i].Name}' ({parameters[i].ParameterType.Name})";
TargetInvocationException ex = Assert.ThrowsException <TargetInvocationException>(new Action(() =>
{
object?rv = constructor.Invoke(values);
throw new Exception($"Expected {nameof(ArgumentNullException)} for null parameter {parameterDisplay} but no exception was thrown");
}));
if (ex.InnerException is ArgumentNullException argumentNullException)
{
Assert.AreEqual(parameters[i].Name, argumentNullException.ParamName);
}
else
{
throw new Exception($"Thrown argument for {parameterDisplay} was '{ex.InnerException?.GetType().Name}' not {nameof(ArgumentNullException)}.", ex.InnerException);
}
}
}
}
}
public void StripTargetInvocationExceptionAndAggregateException()
{
_client.AddWrapperExceptions(typeof(AggregateException));
OutOfMemoryException exception2 = new OutOfMemoryException("Ran out of Int64s");
AggregateException innerWrapper = new AggregateException(_exception, exception2);
TargetInvocationException wrapper = new TargetInvocationException(innerWrapper);
List <Exception> exceptions = _client.ExposeStripWrapperExceptions(wrapper).ToList();
Assert.AreEqual(2, exceptions.Count);
Assert.Contains(_exception, exceptions);
Assert.Contains(exception2, exceptions);
}
public void ViewTypeThrowsOnNull(object collection)
{
Type debugViewType = GetDebugViewType(collection.GetType());
if (debugViewType == null)
{
throw new SkipTestException($"Didn't find DebuggerTypeProxyAttribute on {collection.GetType()}.");
}
ConstructorInfo constructor = debugViewType.GetConstructors().Single();
TargetInvocationException tie = Assert.Throws <TargetInvocationException>(() => constructor.Invoke(new object[] { null }));
var ane = (ArgumentNullException)tie.InnerException;
Assert.Equal("collection", ane.ParamName);
}
private static T smethod_0 <T>(T Instance) where T : Form, new()
{
if (Instance != null && !Instance.IsDisposed)
{
return(Instance);
}
if (Class1.Class2.hashtable_0 != null)
{
if (Class1.Class2.hashtable_0.ContainsKey(typeof(T)))
{
throw new InvalidOperationException(Utils.GetResourceString("WinForms_RecursiveFormCreate", new string[0]));
}
}
else
{
Class1.Class2.hashtable_0 = new Hashtable();
}
Class1.Class2.hashtable_0.Add(typeof(T), null);
T result;
try
{
try
{
result = Activator.CreateInstance <T>();
return(result);
}
finally { }
object arg_73_0;
TargetInvocationException expr_78 = arg_73_0 as TargetInvocationException;
int arg_95_0;
if (expr_78 == null)
{
arg_95_0 = 0;
}
else
{
TargetInvocationException ex = expr_78;
ProjectData.SetProjectError(expr_78);
//arg_95_0 = (((ex.InnerException != null) > false) ? 1 : 0);
}
//endfilter(arg_95_0);
}
finally
{
Class1.Class2.hashtable_0.Remove(typeof(T));
}
return(result);
}
public static void Throws <TException>(Action act, Predicate <TException> checker) where TException : Exception
{
bool matched = false;
bool thrown = false;
try
{
act();
}
catch (Exception ex)
{
TException tex = ex as TException;
if (tex == null)
{
if (typeof(TException) == typeof(TargetInvocationException))
{
// The only place we do special processing is TargetInvocationException, but if that's
// what the user expected, we don't do anything
throw;
}
TargetInvocationException tiex = tex as TargetInvocationException;
if (tiex == null)
{
throw;
}
tex = tiex.InnerException as TException;
if (tex == null)
{
throw;
}
}
thrown = true;
matched = checker(tex);
if (!matched)
{
throw;
}
}
if (!thrown)
{
throw new AssertionException(String.Format("Expected exception of type '{0}' was not thrown", typeof(TException).FullName));
}
else if (!matched)
{
throw new AssertionException(String.Format("Expected exception of type '{0}' was thrown but did not match the configured criteria", typeof(TException).FullName));
}
}
/// <summary>
/// Extracts the first inner exception of type <typeparamref name="TPreferredException"/>
/// from the <see cref="AggregateException"/> if one is present.
/// </summary>
/// <remarks>
/// If no <typeparamref name="TPreferredException"/> inner exception is present, this
/// method returns the first inner exception. All inner exceptions will be traced,
/// including the one returned. The containing <paramref name="aggregateException"/>
/// will not be traced unless there are no inner exceptions.
/// </remarks>
/// <typeparam name="TPreferredException">The preferred type of inner exception to extract.
/// Use <c>typeof(Exception)</c> to extract the first exception regardless of type.</typeparam>
/// <param name="aggregateException">The <see cref="AggregateException"/> to examine.</param>
/// <param name="eventSource">The event source to trace.</param>
/// <returns>The extracted exception. It will not be <c>null</c>
/// but it may not be of type <typeparamref name="TPreferredException"/>.</returns>
public Exception AsError <TPreferredException>(AggregateException aggregateException, string eventSource)
{
Fx.Assert(aggregateException != null, "aggregateException cannot be null.");
// If aggregateException contains any fatal exceptions, return it directly
// without tracing it or any inner exceptions.
if (Fx.IsFatal(aggregateException))
{
return(aggregateException);
}
// Collapse possibly nested graph into a flat list.
// Empty inner exception list is unlikely but possible via public api.
ReadOnlyCollection <Exception> innerExceptions = aggregateException.Flatten().InnerExceptions;
if (innerExceptions.Count == 0)
{
return(TraceException(aggregateException, eventSource));
}
// Find the first inner exception, giving precedence to TPreferredException
Exception favoredException = null;
foreach (Exception nextInnerException in innerExceptions)
{
// AggregateException may wrap TargetInvocationException, so unwrap those as well
TargetInvocationException targetInvocationException = nextInnerException as TargetInvocationException;
Exception innerException = (targetInvocationException != null && targetInvocationException.InnerException != null)
? targetInvocationException.InnerException
: nextInnerException;
if (innerException is TPreferredException && favoredException == null)
{
favoredException = innerException;
}
// All inner exceptions are traced
TraceException <Exception>(innerException, eventSource);
}
if (favoredException == null)
{
Fx.Assert(innerExceptions.Count > 0, "InnerException.Count is known to be > 0 here.");
favoredException = innerExceptions[0];
}
return(favoredException);
}
public void ThrowOnNullToCtor(object sourceObject)
{
Type type = sourceObject.GetType();
Type viewType = GetDebugViewType(type);
if (viewType == null)
{
throw new SkipTestException($"Didn't find DebuggerTypeProxyAttribute on {type}.");
}
ConstructorInfo ctor = viewType.GetConstructors().Single();
TargetInvocationException tie = Assert.Throws <TargetInvocationException>(() => ctor.Invoke(new object[] { null }));
ArgumentNullException ane = (ArgumentNullException)tie.InnerException;
Assert.Equal(ctor.GetParameters()[0].Name, ane.ParamName);
}
public bool PosTest3()
{
bool retVal = true;
const string c_TEST_ID = "P003";
string c_TEST_DESC = "PosTest3: initialize an instance of type TargetInvocationException using a null reference";
string errorDesc;
string message = null;
Exception innerException = new Exception();
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetInvocationException e = new TargetInvocationException(message, innerException);
if (null == e)
{
errorDesc = "Failed to initialize an instance of type TargetInvocationException.";
errorDesc += "\nInput message is a null reference.";
errorDesc += "\nInner exception is " + innerException;
TestLibrary.TestFramework.LogError("005" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
errorDesc = "Unexpected exception: " + e;
errorDesc += "\nInput message is a null reference.";
errorDesc += "\nInner exception is " + innerException;
TestLibrary.TestFramework.LogError("006" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
return retVal;
}
public bool PosTest2()
{
bool retVal = true;
const string c_TEST_ID = "P002";
string c_TEST_DESC = "PosTest2: initialize an instance of type TargetInvocationException using a string containing special character";
string errorDesc;
string message = "Not supported exception occurs here \n\r\0\t\v";
Exception innerException = new Exception();
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetInvocationException e = new TargetInvocationException(message, innerException);
if (null == e || e.Message != message || e.InnerException != innerException)
{
errorDesc = "Failed to initialize an instance of type TargetInvocationException.";
errorDesc += "\nInput message is \"" + message + "\"";
errorDesc += "\nInner exception is " + innerException;
TestLibrary.TestFramework.LogError("003" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
errorDesc = "Unexpected exception: " + e;
errorDesc += "\nInput message is \"" + message + "\"";
errorDesc += "\nInner exception is " + innerException;
TestLibrary.TestFramework.LogError("004" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
return retVal;
}