public void ProviderShouldValidateUsingDataAnnotationAttributes()
{
var result = new ValidationResult("error", new[] { DisplayName });
var dictionary = new Dictionary <object, object>();
var propertyInfo = typeof(SpyValidationClass).GetProperty(SpyPropertyName);
DisplayNameProvider.GetNameDelegate = info =>
{
info.ShouldEqual(propertyInfo);
return(DisplayName + propertyInfo.Name);
};
var provider = new DynamicDataAnnotationsElementProvider(DisplayNameProvider);
var validationClass = new SpyValidationClass {
SpyProperty = "Test"
};
var validationContext = new MugenMvvmToolkit.Models.Validation.ValidationContext(validationClass, IocContainer, dictionary);
SpyValidationAttribute.IsValidDelegate = (o, context) =>
{
o.ShouldEqual(validationClass.SpyProperty);
context.DisplayName.ShouldEqual(DisplayName + propertyInfo.Name);
context.Items[DynamicDataAnnotationsElementProvider.ServiceProviderKey].ShouldEqual(IocContainer);
context.MemberName.ShouldEqual(SpyPropertyName);
return(result);
};
var validationResult = provider.GetValidationElements(validationClass)[SpyPropertyName]
.Single()
.Validate(validationContext)
.Single();
validationResult.MemberNames.SequenceEqual(result.MemberNames).ShouldBeTrue();
validationResult.ErrorMessage.ShouldEqual(result.ErrorMessage);
}
public void ProviderShouldValidateItemUsingSystemValidatableObject()
{
var result = new ValidationResult("error", new[] { DisplayName });
var dictionary = new Dictionary <object, object>();
DisplayNameProvider.GetNameDelegate = info =>
{
info.ShouldEqual(typeof(SpyValidationClass));
return(DisplayName);
};
var provider = new DynamicDataAnnotationsElementProvider(DisplayNameProvider);
var validationClass = new SpyValidationClass
{
ValidateSystem = context =>
{
context.DisplayName.ShouldEqual(DisplayName);
context.Items[DynamicDataAnnotationsElementProvider.ServiceProviderKey].ShouldEqual(IocContainer);
context.MemberName.ShouldBeNull();
return(new[] { result });
},
Validate = context => Enumerable.Empty <IValidationResult>()
};
var validationContext = new MugenMvvmToolkit.Models.Validation.ValidationContext(validationClass, IocContainer, dictionary);
var elements = provider.GetValidationElements(validationClass);
var validationResults = new List <IValidationResult>();
elements[string.Empty].ForEach(element => validationResults.AddRange(element.Validate(validationContext)));
var validationResult = validationResults.Single();
validationResult.MemberNames.SequenceEqual(result.MemberNames).ShouldBeTrue();
validationResult.ErrorMessage.ShouldEqual(result.ErrorMessage);
}
public void ProviderShouldThrowExceptionIfMetadataIsInvalid()
{
var provider = new DynamicDataAnnotationsElementProvider(DisplayNameProvider);
var validationClass = new InvalidaMetadataClass();
ShouldThrow <MissingMemberException>(() => provider.GetValidationElements(validationClass));
}
/// <summary>
/// Gets a display name for the specified type using the specified member.
/// </summary>
/// <param name="memberInfo">The specified member.</param>
protected virtual Func <string> GetDisplayNameInternal(MemberInfo memberInfo)
{
#if PCL_WINRT
var typeInfo = memberInfo as TypeInfo;
#else
var typeInfo = memberInfo as Type;
#endif
if (typeInfo != null)
{
#if PCL_WINRT
var type = typeInfo.AsType();
#else
var type = typeInfo;
#endif
var metadataTypes = new List <Type>(DynamicDataAnnotationsElementProvider.GetMetadataTypes(type));
metadataTypes.Insert(0, type);
for (int index = 0; index < metadataTypes.Count; index++)
{
#if PCL_WINRT
var result = TryGetDisplayNameAttributeAccessor(metadataTypes[index].GetTypeInfo());
#else
var result = TryGetDisplayNameAttributeAccessor(metadataTypes[index]);
#endif
if (result != null)
{
return(result);
}
}
return(() => string.Empty);
}
Func <string> accessor = TryGetDisplayAttributeAccessor(memberInfo);
if (accessor != null)
{
return(accessor);
}
ICollection <Type> types = DynamicDataAnnotationsElementProvider.GetMetadataTypes(ExpressionReflectionManager.GetDeclaringType(memberInfo));
foreach (Type metaType in types)
{
MemberInfo metaMemberInfo = TryFindMetaMemberInfo(metaType, memberInfo);
if (metaMemberInfo == null)
{
continue;
}
accessor = TryGetDisplayAttributeAccessor(metaMemberInfo);
if (accessor != null)
{
return(accessor);
}
}
string s = memberInfo.Name;
return(() => s);
}
public void ProviderShouldFindAllElements()
{
#if WPF
const int count = 2;
const int objectCount = 2;
#else
const int count = 2;
const int objectCount = 1;
#endif
var provider = new DynamicDataAnnotationsElementProvider(DisplayNameProvider);
var validationClass = new SpyValidationClass();
var elements = provider.GetValidationElements(validationClass);
elements.Count.ShouldEqual(count);
elements[string.Empty].Count.ShouldEqual(objectCount);
elements[SpyPropertyName].Count.ShouldEqual(1);
}