public bool PosTest1()
{
bool retVal = true;
const string c_TEST_ID = "P001";
string c_TEST_DESC = "PosTest1: initialize an instance of type TargetParameterCountException using an emtpy string message";
string errorDesc;
string message = string.Empty;
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetParameterCountException e = new TargetParameterCountException(message);
if (null == e || e.Message != message)
{
errorDesc = "Failed to initialize an instance of type TargetParameterCountException.";
errorDesc += "\nInput message is emtpy string";
TestLibrary.TestFramework.LogError("001" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
errorDesc = "Unexpected exception: " + e;
errorDesc += "\nInput message is emtpy string";
TestLibrary.TestFramework.LogError("002" + " 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 TargetParameterCountException using a string containing special character";
string errorDesc;
string message = "Not supported exception occurs here \n\r\0\t\v";
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetParameterCountException e = new TargetParameterCountException(message);
if (null == e || e.Message != message)
{
errorDesc = "Failed to initialize an instance of type TargetParameterCountException.";
errorDesc += "\nInput message is \"" + message + "\"";
TestLibrary.TestFramework.LogError("003" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
errorDesc = "Unexpected exception: " + e;
errorDesc += "\nInput message is \"" + message + "\"";
TestLibrary.TestFramework.LogError("004" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
return(retVal);
}
public bool PosTest3()
{
bool retVal = true;
const string c_TEST_ID = "P003";
string c_TEST_DESC = "PosTest3: initialize an instance of type TargetParameterCountException using a null reference";
string errorDesc;
string message = null;
Exception innerException = new Exception();
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetParameterCountException e = new TargetParameterCountException(message, innerException);
if (null == e)
{
errorDesc = "Failed to initialize an instance of type TargetParameterCountException.";
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 PosTest4()
{
bool retVal = true;
const string c_TEST_ID = "P004";
string c_TEST_DESC = "PosTest4: message is a string containing special character and inner exception is a null reference";
string errorDesc;
string message = "Not supported exception occurs here";
Exception innerException = null;
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetParameterCountException e = new TargetParameterCountException(message, innerException);
if (null == e || e.Message != message || e.InnerException != innerException)
{
errorDesc = "Failed to initialize an instance of type TargetParameterCountException.";
errorDesc += "\nInput message is \"" + message + "\"";
errorDesc += "\nInner exception is a null reference.";
TestLibrary.TestFramework.LogError("007" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
errorDesc = "Unexpected exception: " + e;
errorDesc += "\nInput message is \"" + message + "\"";
errorDesc += "\nInner exception is a null reference.";
TestLibrary.TestFramework.LogError("008" + " 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 TargetParameterCountException via default constructor";
string errorDesc;
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetParameterCountException e = new TargetParameterCountException();
if (null == e)
{
errorDesc = "Failed to initialize an instance of type TargetParameterCountException via default constructor.";
TestLibrary.TestFramework.LogError("001" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
errorDesc = "Unexpected exception: " + e;
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 TargetParameterCountException using an emtpy string message";
string errorDesc;
string message = string.Empty;
Exception innerException = new ArgumentNullException();
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetParameterCountException e = new TargetParameterCountException(message, innerException);
if (null == e || e.Message != message || e.InnerException != innerException)
{
errorDesc = "Failed to initialize an instance of type TargetParameterCountException.";
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 static object GetMemberValue(MemberInfo member, object target)
{
object value;
ValidationUtils.ArgumentNotNull(member, "member");
ValidationUtils.ArgumentNotNull(target, "target");
MemberTypes memberType = member.MemberType();
if (memberType == MemberTypes.Field)
{
return(((FieldInfo)member).GetValue(target));
}
if (memberType != MemberTypes.Property)
{
throw new ArgumentException("MemberInfo '{0}' is not of type FieldInfo or PropertyInfo".FormatWith(CultureInfo.InvariantCulture, member.Name), "member");
}
try
{
value = ((PropertyInfo)member).GetValue(target, null);
}
catch (TargetParameterCountException targetParameterCountException1)
{
TargetParameterCountException targetParameterCountException = targetParameterCountException1;
throw new ArgumentException("MemberInfo '{0}' has index parameters".FormatWith(CultureInfo.InvariantCulture, member.Name), targetParameterCountException);
}
return(value);
}
public bool PosTest1()
{
bool retVal = true;
const string c_TEST_ID = "P001";
string c_TEST_DESC = "PosTest1: initialize an instance of type TargetParameterCountException via default constructor";
string errorDesc;
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetParameterCountException e = new TargetParameterCountException();
if (null == e)
{
errorDesc = "Failed to initialize an instance of type TargetParameterCountException via default constructor.";
TestLibrary.TestFramework.LogError("001" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
errorDesc = "Unexpected exception: " + e;
TestLibrary.TestFramework.LogError("002" + " TestId-" + c_TEST_ID, errorDesc);
retVal = false;
}
return(retVal);
}
public static void TargetParameterCountException()
{
TargetParameterCountException ex = new TargetParameterCountException();
Assert.NotEmpty(ex.Message);
Assert.Null(ex.InnerException);
Assert.Equal(COR_E_TARGETPARAMCOUNT, ex.HResult);
}
public static void TargetParameterCountException_Message()
{
string message = "message";
TargetParameterCountException ex = new TargetParameterCountException(message);
Assert.Equal(message, ex.Message);
Assert.Null(ex.InnerException);
Assert.Equal(COR_E_TARGETPARAMCOUNT, ex.HResult);
}
private static Exception TranslateException(TargetParameterCountException e)
{
//
// The parameters array does not have the correct number of
// arguments.
//
return(new InvocationException(e.Message, e));
}
public static void TargetParameterCountException_Message_InnerException()
{
string message = "message";
Exception inner = new Exception();
TargetParameterCountException ex = new TargetParameterCountException(message, inner);
Assert.Equal(message, ex.Message);
Assert.Same(inner, ex.InnerException);
Assert.Equal(COR_E_TARGETPARAMCOUNT, ex.HResult);
}
public static void ResolverThrows()
{
var resolver = new ResolverThrows();
using (MetadataLoadContext lc = new MetadataLoadContext(resolver, "EmptyCore"))
{
Assert.Null(resolver.Context);
Assert.Equal(0, resolver.CallCount);
Assembly derived = lc.LoadFromByteArray(TestData.s_DerivedClassWithVariationsOnFooImage);
Type t = derived.GetType("Derived1", throwOnError: true);
TargetParameterCountException e = Assert.Throws <TargetParameterCountException>(() => t.BaseType);
Assert.Same(lc, resolver.Context);
Assert.Equal(1, resolver.CallCount);
Assert.Equal("Hi!", e.Message);
}
}
public static void ResolveEventThrows()
{
using (TypeLoader tl = new TypeLoader())
{
bool resolveHandlerCalled = false;
tl.Resolving +=
delegate(TypeLoader sender, AssemblyName name)
{
resolveHandlerCalled = true;
throw new TargetParameterCountException("Hi!");
};
Assembly derived = tl.LoadFromByteArray(TestData.s_DerivedClassWithVariationsOnFooImage);
Type t = derived.GetType("Derived1", throwOnError: true);
TargetParameterCountException e = Assert.Throws <TargetParameterCountException>(() => t.BaseType);
Assert.True(resolveHandlerCalled);
Assert.Equal("Hi!", e.Message);
}
}
public bool PosTest3()
{
bool retVal = true;
const string c_TEST_ID = "P003";
string c_TEST_DESC = "PosTest3: initialize an instance of type TargetParameterCountException using a null reference";
string errorDesc;
string message = null;
Exception innerException = new Exception();
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
TargetParameterCountException e = new TargetParameterCountException(message, innerException);
if (null == e)
{
errorDesc = "Failed to initialize an instance of type TargetParameterCountException.";
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;
}
/// <summary>
/// 以指定的属性为基础，定义以自动属性模式实现并触发属性更改事件的重写属性，并添加到当前类型。
/// </summary>
/// <param name="type">要定义属性的 <see cref="TypeBuilder"/> 对象。</param>
/// <param name="baseProperty">作为基础的属性。</param>
/// <param name="onPropertyChangedMethod">
/// <see cref="INotifyPropertyChanged.PropertyChanged"/> 事件的触发方法。</param>
/// <param name="explicitOverride">指定是否以显式方式重写。</param>
/// <returns>定义的属性更改通知自动属性及其对应的字段，
/// 在属性更改时触发 <see cref="INotifyPropertyChanged.PropertyChanged"/> 事件。</returns>
/// <exception cref="ArgumentException">
/// <paramref name="baseProperty"/> 是索引属性或无法在程序集外部重写。</exception>
/// <exception cref="ArgumentNullException">存在为 <see langword="null"/> 的参数。</exception>
internal static KeyValuePair <PropertyBuilder, FieldBuilder> DefineObservableAutoPropertyOverride(
this TypeBuilder type, PropertyInfo baseProperty,
MethodInfo onPropertyChangedMethod, bool explicitOverride = false)
{
if (type is null)
{
throw new ArgumentNullException(nameof(type));
}
if (baseProperty is null)
{
throw new ArgumentNullException(nameof(baseProperty));
}
if (onPropertyChangedMethod is null)
{
throw new ArgumentNullException(nameof(onPropertyChangedMethod));
}
if (baseProperty.GetIndexParameters().Length != 0)
{
var inner = new TargetParameterCountException();
throw new ArgumentException(inner.Message, nameof(baseProperty), inner);
}
if (!baseProperty.GetAccessors().All(accessor => accessor.IsOverridable()))
{
var inner = new MemberAccessException();
throw new ArgumentException(inner.Message, nameof(baseProperty), inner);
}
var rPropertyNames = baseProperty.GetCustomAttribute <
RelatedPropertiesAttribute>()?.PropertyNames ?? Array.Empty <string>();
var propertyName = baseProperty.Name;
if (explicitOverride)
{
var baseHandle = baseProperty.GetAccessors().First().MethodHandle;
propertyName += $"#{baseHandle.Value.ToString()}";
}
var property = type.DefineProperty(
propertyName, baseProperty.Attributes, baseProperty.PropertyType,
Array.ConvertAll(baseProperty.GetIndexParameters(), param => param.ParameterType));
var field = type.DefineField(
propertyName, baseProperty.PropertyType, FieldAttributes.Private);
if (baseProperty.CanRead)
{
var baseMethod = baseProperty.GetMethod !;
var method = type.DefineMethodOverride(baseMethod, explicitOverride);
var il = method.GetILGenerator();
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Ldfld, field);
il.Emit(OpCodes.Ret);
property.SetGetMethod(method);
}
if (baseProperty.CanWrite)
{
var baseMethod = baseProperty.SetMethod !;
var method = type.DefineMethodOverride(baseMethod, explicitOverride);
var il = method.GetILGenerator();
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Ldarg_1);
il.Emit(OpCodes.Stfld, field);
var eventArgsConstructor =
typeof(PropertyChangedEventArgs).GetConstructor(new[] { typeof(string) }) !;
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Ldstr, baseProperty.Name);
il.Emit(OpCodes.Newobj, eventArgsConstructor);
il.Emit(OpCodes.Callvirt, onPropertyChangedMethod);
foreach (var rPropertyName in rPropertyNames)
{
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Ldstr, rPropertyName);
il.Emit(OpCodes.Newobj, eventArgsConstructor);
il.Emit(OpCodes.Callvirt, onPropertyChangedMethod);
}
il.Emit(OpCodes.Ret);
property.SetSetMethod(method);
}
return(new KeyValuePair <PropertyBuilder, FieldBuilder>(property, field));
}
public bool PosTest2()
{
bool retVal = true;
const string c_TEST_ID = "P002";
string c_TEST_DESC = "PosTest2: initialize an instance of type TargetParameterCountException 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
{
TargetParameterCountException e = new TargetParameterCountException(message, innerException);
if (null == e || e.Message != message || e.InnerException != innerException)
{
errorDesc = "Failed to initialize an instance of type TargetParameterCountException.";
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;
}
/// <summary>
/// 以指定的属性为基础，定义以自动属性模式实现的重写属性，并添加到当前类型。
/// </summary>
/// <param name="type">要定义属性的 <see cref="TypeBuilder"/> 对象。</param>
/// <param name="baseProperty">作为基础的属性。</param>
/// <param name="explicitOverride">指定是否以显式方式重写。</param>
/// <returns>定义的自动属性与其对应的字段。</returns>
/// <exception cref="ArgumentException">
/// <paramref name="baseProperty"/> 是索引属性或无法在程序集外部重写。</exception>
/// <exception cref="ArgumentNullException">存在为 <see langword="null"/> 的参数。</exception>
public static KeyValuePair <PropertyBuilder, FieldBuilder> DefineAutoPropertyOverride(
this TypeBuilder type, PropertyInfo baseProperty, bool explicitOverride = false)
{
if (type is null)
{
throw new ArgumentNullException(nameof(type));
}
if (baseProperty is null)
{
throw new ArgumentNullException(nameof(baseProperty));
}
if (baseProperty.GetIndexParameters().Length != 0)
{
var inner = new TargetParameterCountException();
throw new ArgumentException(inner.Message, nameof(baseProperty), inner);
}
if (!baseProperty.GetAccessors().All(accessor => accessor.IsOverridable()))
{
var inner = new MemberAccessException();
throw new ArgumentException(inner.Message, nameof(baseProperty), inner);
}
var propertyName = baseProperty.Name;
if (explicitOverride)
{
var baseHandle = baseProperty.GetAccessors().First().MethodHandle;
propertyName += $"#{baseHandle.Value.ToString()}";
}
var property = type.DefineProperty(
propertyName, baseProperty.Attributes, baseProperty.PropertyType,
Array.ConvertAll(baseProperty.GetIndexParameters(), param => param.ParameterType));
var field = type.DefineField(
propertyName, baseProperty.PropertyType, FieldAttributes.Private);
if (baseProperty.CanRead)
{
var baseMethod = baseProperty.GetMethod !;
var method = type.DefineMethodOverride(baseMethod, explicitOverride);
var il = method.GetILGenerator();
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Ldfld, field);
il.Emit(OpCodes.Ret);
property.SetGetMethod(method);
}
if (baseProperty.CanWrite)
{
var baseMethod = baseProperty.SetMethod !;
var method = type.DefineMethodOverride(baseMethod, explicitOverride);
var il = method.GetILGenerator();
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Ldarg_1);
il.Emit(OpCodes.Stfld, field);
il.Emit(OpCodes.Ret);
property.SetSetMethod(method);
}
return(new KeyValuePair <PropertyBuilder, FieldBuilder>(property, field));
}
/// <summary>
/// Initializes a new instance of the <see cref="InvalidHandleEventException"/> class.
/// </summary>
/// <param name="message">Message.</param>
/// <param name="targetParameterCountException">Target parameter count exception.</param>
public InvalidHandleEventException(string message, TargetParameterCountException targetParameterCountException)
: base(message, targetParameterCountException)
{
}
/// <summary>
/// 以指定的泛型参数列表为基础，设定当前泛型参数列表的泛型约束。
/// </summary>
/// <param name="genericParams">
/// 要设定泛型约束的 <see cref="GenericTypeParameterBuilder"/> 数组。</param>
/// <param name="baseGenericParams">作为基础的泛型参数列表。</param>
/// <param name="baseTypeGenericArgs">定义基础泛型参数列表的方法的构造泛型类型的泛型参数列表。</param>
/// <exception cref="ArgumentException"><paramref name="baseGenericParams"/>
/// 不为泛型参数列表，或与 <paramref name="genericParams"/> 的长度不等。</exception>
/// <exception cref="ArgumentNullException">存在为 <see langword="null"/> 的参数。</exception>
internal static void SetGenericConstraintsLike(
this GenericTypeParameterBuilder[] genericParams,
Type[] baseGenericParams, Type[] baseTypeGenericArgs)
{
if (genericParams is null)
{
throw new ArgumentNullException(nameof(genericParams));
}
if (baseGenericParams is null)
{
throw new ArgumentNullException(nameof(baseGenericParams));
}
if (baseTypeGenericArgs is null)
{
throw new ArgumentNullException(nameof(baseTypeGenericArgs));
}
if (baseGenericParams.Length != genericParams.Length)
{
var inner = new TargetParameterCountException();
throw new ArgumentException(inner.Message, nameof(baseGenericParams), inner);
}
if (baseGenericParams.Any(type => !type.IsGenericParameter))
{
var inner = new InvalidOperationException();
throw new ArgumentException(inner.Message, nameof(baseGenericParams), inner);
}
Type MakeConstraint(Type constraintType)
{
if (constraintType.IsGenericParameter)
{
var position = constraintType.GenericParameterPosition;
var isInBase = Array.IndexOf(baseGenericParams, constraintType) != -1;
return(isInBase ? genericParams[position] : baseTypeGenericArgs[position]);
}
else if (constraintType.IsGenericType)
{
var typeGenericDefinition = constraintType.GetGenericTypeDefinition();
var typeGenericArguments = constraintType.GetGenericArguments();
for (int index = 0; index < typeGenericArguments.Length; index++)
{
typeGenericArguments[index] = MakeConstraint(typeGenericArguments[index]);
}
return(typeGenericDefinition.MakeGenericType(typeGenericArguments));
}
else
{
return(constraintType);
}
}
for (int index = 0; index < genericParams.Length; index++)
{
var genericParam = genericParams[index];
var baseGenericParam = baseGenericParams[index];
var baseGenericConstraints = baseGenericParam.GetGenericParameterConstraints();
baseGenericConstraints = Array.ConvertAll(baseGenericConstraints, MakeConstraint);
var baseTypeConstraint = baseGenericConstraints.Where(
genericConstraint => genericConstraint.IsClass).SingleOrDefault();
var interfaceConstraints = baseGenericConstraints.Where(
genericConstraint => genericConstraint.IsInterface).ToArray();
genericParam.SetGenericParameterAttributes(
baseGenericParam.GenericParameterAttributes);
if (baseTypeConstraint is not null)
{
genericParam.SetBaseTypeConstraint(baseTypeConstraint);
}
if (interfaceConstraints.Length != 0)
{
genericParam.SetInterfaceConstraints(interfaceConstraints);
}
}
}