public void GetDisplayDetails_DisplayAttribute_NameFromResources()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var display = new DisplayAttribute()
{
#if USE_REAL_RESOURCES
Name = nameof(Test.Resources.DisplayAttribute_Name),
ResourceType = typeof(Test.Resources),
#else
Name = nameof(Test.Resources.DisplayAttribute_Name),
ResourceType = typeof(Test.TestResources),
#endif
};
var attributes = new Attribute[] { display };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new DisplayMetadataProviderContext(key, attributes);
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Equal("name from resources", context.DisplayMetadata.DisplayName);
}
public void GetDisplayMetadata_DisplayAttribute_DescriptionFromResources()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var display = new DisplayAttribute()
{
#if USE_REAL_RESOURCES
Description = nameof(Test.Resources.DisplayAttribute_Description),
ResourceType = typeof(Test.Resources),
#else
Description = nameof(DataAnnotations.Test.Resources.DisplayAttribute_Description),
ResourceType = typeof(TestResources),
#endif
};
var attributes = new Attribute[] { display };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Equal("description from resources", context.DisplayMetadata.Description());
}
public void GetDisplayMetadata_IsFlagsEnum_ReflectsModelType(Type type, bool expectedIsFlagsEnum)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var key = ModelMetadataIdentity.ForType(type);
var attributes = new object[0];
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Equal(expectedIsFlagsEnum, context.DisplayMetadata.IsFlagsEnum);
}
public void GetValidationMetadata_RequiredAttribute_SetsIsRequiredToTrue()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var required = new RequiredAttribute();
var attributes = new Attribute[] { required };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new ValidationMetadataProviderContext(key, new ModelAttributes(attributes, new object[0]));
// Act
provider.GetValidationMetadata(context);
// Assert
Assert.True(context.ValidationMetadata.IsRequired);
}
public void GetBindingDetails_NoEditableAttribute_IsReadOnlyLeftAlone(bool?initialValue)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var attributes = new Attribute[] { };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new BindingMetadataProviderContext(key, new ModelAttributes(attributes, new object[0]));
context.BindingMetadata.IsReadOnly = initialValue;
// Act
provider.GetBindingMetadata(context);
// Assert
Assert.Equal(initialValue, context.BindingMetadata.IsReadOnly);
}
public void GetBindingMetadata_EditableAttributeTrue_SetsReadOnlyFalse()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var editable = new EditableAttribute(allowEdit: true);
var attributes = new Attribute[] { editable };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new BindingMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetBindingMetadata(context);
// Assert
Assert.False(context.BindingMetadata.IsReadOnly);
}
public void GetDisplayMetadata_EnumDisplayNamesAndValues_ReflectsModelType(
Type type,
IEnumerable <KeyValuePair <string, string> > expectedKeyValuePairs)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var key = ModelMetadataIdentity.ForType(type);
var attributes = new object[0];
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Equal(expectedKeyValuePairs, context.DisplayMetadata.EnumDisplayNamesAndValues);
}
public void GetBindingDetails_RequiredAttribute_SetsIsRequiredToTrue()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var required = new RequiredAttribute();
var attributes = new Attribute[] { required };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new BindingMetadataProviderContext(key, attributes);
// Act
provider.GetBindingMetadata(context);
// Assert
Assert.True(context.BindingMetadata.IsRequired);
}
public void GetBindingMetadata_RequiredAttribute_IsBindingRequiredLeftAlone(bool initialValue)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var attributes = new Attribute[] { new RequiredAttribute() };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new BindingMetadataProviderContext(key, new ModelAttributes(attributes, new object[0]));
context.BindingMetadata.IsBindingRequired = initialValue;
// Act
provider.GetBindingMetadata(context);
// Assert
Assert.Equal(initialValue, context.BindingMetadata.IsBindingRequired);
}
public void GetDisplayDetails_RequiredAttribute_SetsRequired()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var required = new RequiredAttribute();
var attributes = new Attribute[] { required };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new BindingMetadataProviderContext(key, attributes);
// Act
provider.GetBindingMetadata(context);
// Assert
Assert.Equal(true, context.BindingMetadata.IsRequired);
}
public void GetDisplayMetadata_EnumNamesAndValues_ReflectsModelType(
Type type,
IReadOnlyDictionary <string, string> expectedDictionary)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var key = ModelMetadataIdentity.ForType(type);
var attributes = new object[0];
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
// This assertion does *not* require entry orders to match.
Assert.Equal(expectedDictionary, context.DisplayMetadata.EnumNamesAndValues);
}
public void GetDisplayMetadata_FindsDisplayFormat_FromDataType()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var dataType = new DataTypeAttribute(DataType.Currency);
var displayFormat = dataType.DisplayFormat; // Non-null for DataType.Currency.
var attributes = new[] { dataType, };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Same(displayFormat.DataFormatString, context.DisplayMetadata.DisplayFormatString);
}
public void GetValidationDetails_ValidatableObject_ReturnsObject()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
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]));
// Act
provider.GetValidationMetadata(context);
// Assert
var validatorMetadata = Assert.Single(context.ValidationMetadata.ValidatorMetadata);
Assert.Same(attribute, validatorMetadata);
}
public void GetDisplayMetadata_SimpleAttributes(
object attribute,
Func<DisplayMetadata, object> accessor,
object expected)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(new object[] { attribute }));
// Act
provider.GetDisplayMetadata(context);
// Assert
var value = accessor(context.DisplayMetadata);
Assert.Equal(expected, value);
}
public void GetDisplayMetadata_FindsDisplayFormat_FromDataType()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var dataType = new DataTypeAttribute(DataType.Currency);
var displayFormat = dataType.DisplayFormat; // Non-null for DataType.Currency.
var attributes = new[] { dataType, };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Same(displayFormat.DataFormatString, context.DisplayMetadata.DisplayFormatString);
}
public void GetDisplayMetadata_SimpleAttributes(
object attribute,
Func <DisplayMetadata, object> accessor,
object expected)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(new object[] { attribute }));
// Act
provider.GetDisplayMetadata(context);
// Assert
var value = accessor(context.DisplayMetadata);
Assert.Equal(expected, value);
}
public void GetDisplayMetadata_EnumDisplayNamesAndValues_ReflectsModelType(
Type type,
IEnumerable <KeyValuePair <string, string> > expectedKeyValuePairs)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var key = ModelMetadataIdentity.ForType(type);
var attributes = new object[0];
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
// OrderBy is used because the order of the results may very depending on the platform / client.
Assert.Equal(
expectedKeyValuePairs?.OrderBy(item => item.Key, StringComparer.Ordinal),
context.DisplayMetadata.EnumDisplayNamesAndValues?.OrderBy(item => item.Key, StringComparer.Ordinal));
}
public void GetDisplayMetadata_FindsDisplayFormat_OverridingDataType()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var dataType = new DataTypeAttribute(DataType.Time); // Has a non-null DisplayFormat.
var displayFormat = new DisplayFormatAttribute() // But these values override the values from DataType
{
DataFormatString = "Cool {0}",
};
var attributes = new Attribute[] { dataType, displayFormat, };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Same(displayFormat.DataFormatString, context.DisplayMetadata.DisplayFormatString);
}
public void GetBindingMetadata_RequiredAttribute_IsBindingRequiredLeftAlone(bool initialValue)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var attributes = new Attribute[] { new RequiredAttribute() };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new BindingMetadataProviderContext(key, new ModelAttributes(attributes, new object[0]));
context.BindingMetadata.IsBindingRequired = initialValue;
// Act
provider.GetBindingMetadata(context);
// Assert
Assert.Equal(initialValue, context.BindingMetadata.IsBindingRequired);
}
public void GetValidationMetadata_RequiredAttribute_SetsIsRequiredToTrue()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var required = new RequiredAttribute();
var attributes = new Attribute[] { required };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new ValidationMetadataProviderContext(key, new ModelAttributes(attributes, new object[0]));
// Act
provider.GetValidationMetadata(context);
// Assert
Assert.True(context.ValidationMetadata.IsRequired);
}
public void GetDisplayMetadata_EnumDisplayNamesAndValues_ReflectsModelType(
Type type,
IEnumerable<KeyValuePair<string, string>> expectedKeyValuePairs)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var key = ModelMetadataIdentity.ForType(type);
var attributes = new object[0];
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
// OrderBy is used because the order of the results may very depending on the platform / client.
Assert.Equal(
expectedKeyValuePairs?.OrderBy(item => item.Key, StringComparer.Ordinal),
context.DisplayMetadata.EnumDisplayNamesAndValues?.OrderBy(item => item.Key, StringComparer.Ordinal));
}
public void GetDisplayMetadata_EnumNamesAndValues_ReflectsModelType(
Type type,
IReadOnlyDictionary<string, string> expectedDictionary)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var key = ModelMetadataIdentity.ForType(type);
var attributes = new object[0];
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
// This assertion does *not* require entry orders to match.
Assert.Equal(expectedDictionary, context.DisplayMetadata.EnumNamesAndValues);
}
public void GetDisplayMetadata_IsFlagsEnum_ReflectsModelType(Type type, bool expectedIsFlagsEnum)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var key = ModelMetadataIdentity.ForType(type);
var attributes = new object[0];
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Equal(expectedIsFlagsEnum, context.DisplayMetadata.IsFlagsEnum);
}
public void GetBindingMetadata_EditableAttributeTrue_SetsReadOnlyFalse()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var editable = new EditableAttribute(allowEdit: true);
var attributes = new Attribute[] { editable };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new BindingMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetBindingMetadata(context);
// Assert
Assert.False(context.BindingMetadata.IsReadOnly);
}
public void GetBindingDetails_RequiredAttribute_SetsIsRequiredToTrue()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var required = new RequiredAttribute();
var attributes = new Attribute[] { required };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new BindingMetadataProviderContext(key, attributes);
// Act
provider.GetBindingMetadata(context);
// Assert
Assert.True(context.BindingMetadata.IsRequired);
}
public void GetDisplayDetails_EnumDisplayNamesAndValues_ReflectsModelType(
Type type,
IEnumerable<KeyValuePair<string, string>> expectedKeyValuePairs)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var key = ModelMetadataIdentity.ForType(type);
var attributes = new object[0];
var context = new DisplayMetadataProviderContext(key, attributes);
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Equal(expectedKeyValuePairs, context.DisplayMetadata.EnumDisplayNamesAndValues);
}
public void GetDisplayDetails_DisplayAttribute_NameFromResources()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var display = new DisplayAttribute()
{
#if USE_REAL_RESOURCES
Name = nameof(Test.Resources.DisplayAttribute_Name),
ResourceType = typeof(Test.Resources),
#else
Name = nameof(Test.Resources.DisplayAttribute_Name),
ResourceType = typeof(Test.TestResources),
#endif
};
var attributes = new Attribute[] { display };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new DisplayMetadataProviderContext(key, attributes);
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Equal("name from resources", context.DisplayMetadata.DisplayName);
}
public void GetBindingDetails_NoEditableAttribute_IsReadOnlyLeftAlone(bool? initialValue)
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var attributes = new Attribute[] { };
var key = ModelMetadataIdentity.ForProperty(typeof(int), "Length", typeof(string));
var context = new BindingMetadataProviderContext(key, new ModelAttributes(attributes, new object[0]));
context.BindingMetadata.IsReadOnly = initialValue;
// Act
provider.GetBindingMetadata(context);
// Assert
Assert.Equal(initialValue, context.BindingMetadata.IsReadOnly);
}
public void GetValidationDetails_ValidatableObject_AlreadyInContext_Ignores()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
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.GetValidationMetadata(context);
// Assert
var validatorMetadata = Assert.Single(context.ValidationMetadata.ValidatorMetadata);
Assert.Same(attribute, validatorMetadata);
}
public void GetDisplayMetadata_DisplayAttribute_DescriptionFromResources()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var display = new DisplayAttribute()
{
#if USE_REAL_RESOURCES
Description = nameof(Test.Resources.DisplayAttribute_Description),
ResourceType = typeof(Test.Resources),
#else
Description = nameof(DataAnnotations.Test.Resources.DisplayAttribute_Description),
ResourceType = typeof(TestResources),
#endif
};
var attributes = new Attribute[] { display };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Equal("description from resources", context.DisplayMetadata.Description());
}
public void GetDisplayMetadata_FindsDisplayFormat_OverridingDataType()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var dataType = new DataTypeAttribute(DataType.Time); // Has a non-null DisplayFormat.
var displayFormat = new DisplayFormatAttribute() // But these values override the values from DataType
{
DataFormatString = "Cool {0}",
};
var attributes = new Attribute[] { dataType, displayFormat, };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new DisplayMetadataProviderContext(key, new ModelAttributes(attributes));
// Act
provider.GetDisplayMetadata(context);
// Assert
Assert.Same(displayFormat.DataFormatString, context.DisplayMetadata.DisplayFormatString);
}
public void GetDisplayDetails_RequiredAttribute_SetsRequired()
{
// Arrange
var provider = new DataAnnotationsMetadataProvider();
var required = new RequiredAttribute();
var attributes = new Attribute[] { required };
var key = ModelMetadataIdentity.ForType(typeof(string));
var context = new BindingMetadataProviderContext(key, attributes);
// Act
provider.GetBindingMetadata(context);
// Assert
Assert.Equal(true, context.BindingMetadata.IsRequired);
}
