/// <inheritdoc />
public void CreateValidationMetadata(ValidationMetadataProviderContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (Type != null)
{
if (Type.IsAssignableFrom(context.Key.ModelType))
{
context.ValidationMetadata.ValidateChildren = false;
}
return;
}
if (FullTypeName != null)
{
if (IsMatchingName(context.Key.ModelType))
{
context.ValidationMetadata.ValidateChildren = false;
}
return;
}
Debug.Fail("We shouldn't get here.");
}
public void CreateValidationMetadata_SetsHasValidatorsToTrue_IfProviderReturnsTrue()
{
// Arrange
var metadataBasedModelValidatorProvider = new Mock <IMetadataBasedModelValidatorProvider>();
metadataBasedModelValidatorProvider.Setup(p => p.HasValidators(typeof(object), It.IsAny <IList <object> >()))
.Returns(true)
.Verifiable();
var validationProviders = new IModelValidatorProvider[]
{
new DefaultModelValidatorProvider(),
metadataBasedModelValidatorProvider.Object,
};
var metadataProvider = new HasValidatorsValidationMetadataProvider(validationProviders);
var key = ModelMetadataIdentity.ForType(typeof(object));
var modelAttributes = new ModelAttributes(new object[0], new object[0], new object[0]);
var context = new ValidationMetadataProviderContext(key, modelAttributes);
// Act
metadataProvider.CreateValidationMetadata(context);
// Assert
Assert.True(context.ValidationMetadata.HasValidators);
metadataBasedModelValidatorProvider.Verify();
}
/// <inheritdoc />
public virtual void CreateValidationMetadata(ValidationMetadataProviderContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
foreach (var provider in _providers.OfType<IValidationMetadataProvider>())
{
provider.CreateValidationMetadata(context);
}
}
/// <inheritdoc />
public void CreateValidationMetadata(ValidationMetadataProviderContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
foreach (var provider in _providers.OfType <IValidationMetadataProvider>())
{
provider.CreateValidationMetadata(context);
}
}
public void PropertyValidationFilter_Null_IfPropertyHasValidateNeverOnItsType()
{
// Arrange
var provider = new DefaultValidationMetadataProvider();
var attributes = new Attribute[] { new ValidateNeverAttribute() };
var key = ModelMetadataIdentity.ForProperty(typeof(string).GetProperty(nameof(string.Length)), typeof(int), typeof(string));
var context = new ValidationMetadataProviderContext(key, new ModelAttributes(attributes, new object[0], null));
// Act
provider.CreateValidationMetadata(context);
// Assert
Assert.Null(context.ValidationMetadata.PropertyValidationFilter);
}
public void PropertyValidationFilter_Null_ForType()
{
// Arrange
var provider = new DefaultValidationMetadataProvider();
var attributes = new Attribute[] { new ValidateNeverAttribute() };
var key = ModelMetadataIdentity.ForType(typeof(ValidateNeverClass));
var context = new ValidationMetadataProviderContext(key, new ModelAttributes(attributes, null, null));
// Act
provider.CreateValidationMetadata(context);
// Assert
Assert.Null(context.ValidationMetadata.PropertyValidationFilter);
}
public void CreateValidationMetadata_DoesNotSetHasValidators_IfProviderIsConfigured()
{
// Arrange
var validationProviders = new IModelValidatorProvider[0];
var metadataProvider = new HasValidatorsValidationMetadataProvider(validationProviders);
var key = ModelMetadataIdentity.ForType(typeof(object));
var modelAttributes = new ModelAttributes(new object[0], new object[0], new object[0]);
var context = new ValidationMetadataProviderContext(key, modelAttributes);
// Act
metadataProvider.CreateValidationMetadata(context);
// Assert
Assert.Null(context.ValidationMetadata.HasValidators);
}
public void GetValidationDetails_MarkedWithModelValidator_ReturnsValidator()
{
// Arrange
var provider = new DefaultValidationMetadataProvider();
var attribute = new TestModelValidationAttribute();
var attributes = new Attribute[] { attribute };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new ValidationMetadataProviderContext(key, new ModelAttributes(attributes, new object[0]));
// Act
provider.CreateValidationMetadata(context);
// Assert
var validatorMetadata = Assert.Single(context.ValidationMetadata.ValidatorMetadata);
Assert.Same(attribute, validatorMetadata);
}
public void CreateValidationMetadata(ValidationMetadataProviderContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
foreach (var attribute in context.Attributes)
{
if (attribute is IModelValidator || attribute is IClientModelValidator)
{
// If another provider has already added this attribute, do not repeat it.
// This will prevent attributes like RemoteAttribute (which implement ValidationAttribute and
// IClientModelValidator) to be added to the ValidationMetadata twice.
// This is to ensure we do not end up with duplication validation rules on the client side.
if (!context.ValidationMetadata.ValidatorMetadata.Contains(attribute))
{
context.ValidationMetadata.ValidatorMetadata.Add(attribute);
}
}
}
// IPropertyValidationFilter attributes on a type affect properties in that type, not properties that have
// that type. Thus, we ignore context.TypeAttributes for properties and not check at all for types.
if (context.Key.MetadataKind == ModelMetadataKind.Property)
{
var validationFilter = context.PropertyAttributes !.OfType <IPropertyValidationFilter>().FirstOrDefault();
if (validationFilter == null)
{
// No IPropertyValidationFilter attributes on the property.
// Check if container has such an attribute.
validationFilter = context.Key.ContainerType !
.GetCustomAttributes(inherit: true)
.OfType <IPropertyValidationFilter>()
.FirstOrDefault();
}
context.ValidationMetadata.PropertyValidationFilter = validationFilter;
}
else if (context.Key.MetadataKind == ModelMetadataKind.Parameter)
{
var validationFilter = context.ParameterAttributes !.OfType <IPropertyValidationFilter>().FirstOrDefault();
context.ValidationMetadata.PropertyValidationFilter = validationFilter;
}
}
public void GetValidationDetails_MarkedWithModelValidator_ReturnsValidator()
{
// Arrange
var provider = new DefaultValidationMetadataProvider();
var attribute = new TestModelValidationAttribute();
var attributes = new Attribute[] { attribute };
var key = ModelMetadataIdentity.ForProperty(typeof(string).GetProperty(nameof(string.Length)), typeof(int), typeof(string));
var context = new ValidationMetadataProviderContext(key, new ModelAttributes(new object[0], attributes, null));
// Act
provider.CreateValidationMetadata(context);
// Assert
var validatorMetadata = Assert.Single(context.ValidationMetadata.ValidatorMetadata);
Assert.Same(attribute, validatorMetadata);
}
public void PropertyValidationFilter_ShouldValidateEntry_False_IfPropertyHasValidateNever()
{
// Arrange
var provider = new DefaultValidationMetadataProvider();
var attributes = new Attribute[] { new ValidateNeverAttribute() };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new ValidationMetadataProviderContext(key, new ModelAttributes(new object[0], attributes, null));
// Act
provider.CreateValidationMetadata(context);
// Assert
Assert.NotNull(context.ValidationMetadata.PropertyValidationFilter);
Assert.False(context.ValidationMetadata.PropertyValidationFilter.ShouldValidateEntry(
new ValidationEntry(),
new ValidationEntry()));
}
public void PropertyValidationFilter_ShouldValidateEntry_False_IfContainingTypeInheritsValidateNever()
{
// Arrange
var provider = new DefaultValidationMetadataProvider();
var key = ModelMetadataIdentity.ForProperty(
typeof(ValidateNeverSubclass).GetProperty(nameof(ValidateNeverSubclass.SubclassName)),
typeof(string),
typeof(ValidateNeverSubclass));
var context = new ValidationMetadataProviderContext(key, new ModelAttributes(new object[0], new object[0], null));
// Act
provider.CreateValidationMetadata(context);
// Assert
Assert.NotNull(context.ValidationMetadata.PropertyValidationFilter);
Assert.False(context.ValidationMetadata.PropertyValidationFilter.ShouldValidateEntry(
new ValidationEntry(),
new ValidationEntry()));
}
public void GetValidationDetails_Validator_AlreadyInContext_Ignores()
{
// Arrange
var provider = new DefaultValidationMetadataProvider();
var attribute = new TestValidationAttribute();
var attributes = new Attribute[] { attribute };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new ValidationMetadataProviderContext(key, new ModelAttributes(attributes, new object[0]));
context.ValidationMetadata.ValidatorMetadata.Add(attribute);
// Act
provider.CreateValidationMetadata(context);
// Assert
var validatorMetadata = Assert.Single(context.ValidationMetadata.ValidatorMetadata);
Assert.Same(attribute, validatorMetadata);
}
public void CreateValidationMetadata_DoesNotSetHasValidators_IfNonMetadataBasedProviderExists()
{
// Arrange
var validationProviders = new IModelValidatorProvider[]
{
new DefaultModelValidatorProvider(),
Mock.Of <IModelValidatorProvider>(),
};
var metadataProvider = new HasValidatorsValidationMetadataProvider(validationProviders);
var key = ModelMetadataIdentity.ForType(typeof(object));
var modelAttributes = new ModelAttributes(new object[0], new object[0], new object[0]);
var context = new ValidationMetadataProviderContext(key, modelAttributes);
// Act
metadataProvider.CreateValidationMetadata(context);
// Assert
Assert.Null(context.ValidationMetadata.HasValidators);
}
public void CreateValidationMetadata_SetsHasValidatorsToFalse_IfNoProviderReturnsTrue()
{
// Arrange
var provider = Mock.Of <IMetadataBasedModelValidatorProvider>(p => p.HasValidators(typeof(object), It.IsAny <IList <object> >()) == false);
var validationProviders = new IModelValidatorProvider[]
{
new DefaultModelValidatorProvider(),
provider,
};
var metadataProvider = new HasValidatorsValidationMetadataProvider(validationProviders);
var key = ModelMetadataIdentity.ForType(typeof(object));
var modelAttributes = new ModelAttributes(new object[0], new object[0], new object[0]);
var context = new ValidationMetadataProviderContext(key, modelAttributes);
// Act
metadataProvider.CreateValidationMetadata(context);
// Assert
Assert.False(context.ValidationMetadata.HasValidators);
}
/// <inheritdoc />
public void CreateValidationMetadata(ValidationMetadataProviderContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
foreach (var attribute in context.Attributes)
{
if (attribute is IModelValidator || attribute is IClientModelValidator)
{
// If another provider has already added this attribute, do not repeat it.
// This will prevent attributes like RemoteAttribute (which implement ValidationAttribute and
// IClientModelValidator) to be added to the ValidationMetadata twice.
// This is to ensure we do not end up with duplication validation rules on the client side.
if (!context.ValidationMetadata.ValidatorMetadata.Contains(attribute))
{
context.ValidationMetadata.ValidatorMetadata.Add(attribute);
}
}
}
}
public void CreateValidationMetadata_DoesNotOverrideExistingHasValidatorsValue()
{
// Arrange
var provider = Mock.Of <IMetadataBasedModelValidatorProvider>(p => p.HasValidators(typeof(object), It.IsAny <IList <object> >()) == false);
var validationProviders = new IModelValidatorProvider[]
{
new DefaultModelValidatorProvider(),
provider,
};
var metadataProvider = new HasValidatorsValidationMetadataProvider(validationProviders);
var key = ModelMetadataIdentity.ForType(typeof(object));
var modelAttributes = new ModelAttributes(new object[0], new object[0], new object[0]);
var context = new ValidationMetadataProviderContext(key, modelAttributes);
// Initialize this value.
context.ValidationMetadata.HasValidators = true;
// Act
metadataProvider.CreateValidationMetadata(context);
// Assert
Assert.True(context.ValidationMetadata.HasValidators);
}
/// <inheritdoc />
public void CreateValidationMetadata(ValidationMetadataProviderContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
// RequiredAttribute marks a property as required by validation - this means that it
// must have a non-null value on the model during validation.
var requiredAttribute = context.Attributes.OfType<RequiredAttribute>().FirstOrDefault();
if (requiredAttribute != null)
{
context.ValidationMetadata.IsRequired = true;
}
foreach (var attribute in context.Attributes.OfType<ValidationAttribute>())
{
// If another provider has already added this attribute, do not repeat it.
// This will prevent attributes like RemoteAttribute (which implement ValidationAttribute and
// IClientModelValidator) to be added to the ValidationMetadata twice.
// This is to ensure we do not end up with duplication validation rules on the client side.
if (!context.ValidationMetadata.ValidatorMetadata.Contains(attribute))
{
context.ValidationMetadata.ValidatorMetadata.Add(attribute);
}
}
}
