public void DescriptionTests()
{
// Arrange
var provider = new DataAnnotationsModelMetadataProvider();
// Act & Assert
Assert.Null(provider.GetMetadataForProperty(null, typeof(DisplayModel), "NoAttribute").Description);
Assert.Null(provider.GetMetadataForProperty(null, typeof(DisplayModel), "DescriptionNotSet").Description);
Assert.Equal("Description text", provider.GetMetadataForProperty(null, typeof(DisplayModel), "DescriptionSet").Description);
}
[InlineData("DisplayNameDefault", "")] // The default for DisplayName is the empty string, we don't have special handling for it, and nither does MVC.
public void DataAnnotationsNameTests(string propertyName, string expected)
{
// Arrange
var provider = new DataAnnotationsModelMetadataProvider();
// Act
var actual = provider.GetMetadataForProperty(null, typeof(DisplayModel), propertyName).GetDisplayName();
// Assert
Assert.Equal(expected, actual);
}
public void ReadOnlyTests(string propertyName, bool expected)
{
// Arrange
var provider = new DataAnnotationsModelMetadataProvider();
// Act
var actual = provider.GetMetadataForProperty(null, typeof(ReadOnlyModel), propertyName).IsReadOnly;
// Assert
Assert.Equal(expected, actual);
}
public void ReadOnlyTests()
{
// Arrange
var provider = new DataAnnotationsModelMetadataProvider();
// Act & Assert
Assert.False(provider.GetMetadataForProperty(null, typeof(ReadOnlyModel), "NoAttributes").IsReadOnly);
Assert.True(provider.GetMetadataForProperty(null, typeof(ReadOnlyModel), "ReadOnlyAttribute").IsReadOnly);
Assert.True(provider.GetMetadataForProperty(null, typeof(ReadOnlyModel), "EditableAttribute").IsReadOnly);
Assert.False(provider.GetMetadataForProperty(null, typeof(ReadOnlyModel), "BothAttributes").IsReadOnly);
}
public void GetMetadataForTypeSetsTypeWithNullPropertyName()
{
// Arrange
var provider = new DataAnnotationsModelMetadataProvider();
// Act
ModelMetadata result = provider.GetMetadataForType(null, typeof(string));
// Assert
Assert.Equal(typeof(string), result.ModelType);
Assert.Null(result.PropertyName);
}
public void GetMetadataForPropertySetsTypeAndPropertyName()
{
// Arrange
var provider = new DataAnnotationsModelMetadataProvider();
// Act
ModelMetadata result = provider.GetMetadataForProperty(null, typeof(string), "Length");
// Assert
Assert.Equal(typeof(int), result.ModelType);
Assert.Equal("Length", result.PropertyName);
}
public void GetMetadataForPropertiesSetTypesAndPropertyNames()
{
// Arrange
var provider = new DataAnnotationsModelMetadataProvider();
// Act
IEnumerable <ModelMetadata> result = provider.GetMetadataForProperties("foo", typeof(string));
// Assert
Assert.True(result.Any(m => m.ModelType == typeof(int) &&
m.PropertyName == "Length" &&
(int)m.Model == 3));
}
public void DisplayAttribute_WithLocalizedName()
{
// Guard
var expected = Resources.String1;
Assert.NotEqual("String1", expected);
// Arrange
var provider = new DataAnnotationsModelMetadataProvider();
// Act
var actual = provider.GetMetadataForProperty(null, typeof(DisplayModel), "Localized").GetDisplayName();
// Assert
Assert.Equal(expected, actual);
}
public CachedDataAnnotationsModelMetadata(
DataAnnotationsModelMetadataProvider provider,
Type containerType,
Type modelType,
string propertyName,
IEnumerable <Attribute> attributes
)
: base(
provider,
containerType,
modelType,
propertyName,
new CachedDataAnnotationsMetadataAttributes(attributes)
)
{
}
public void DataAnnotationsNameTests()
{
// Arrange
var provider = new DataAnnotationsModelMetadataProvider();
// Act & Assert
Assert.Equal("NoAttribute", provider.GetMetadataForProperty(null, typeof(DisplayModel), "NoAttribute").GetDisplayName());
Assert.Equal("NothingSet", provider.GetMetadataForProperty(null, typeof(DisplayModel), "NothingSet").GetDisplayName());
Assert.Equal("", provider.GetMetadataForProperty(null, typeof(DisplayModel), "EmptyDisplayName").GetDisplayName());
Assert.Equal("DescriptionSet", provider.GetMetadataForProperty(null, typeof(DisplayModel), "DescriptionSet").GetDisplayName());
Assert.Equal("Name text1", provider.GetMetadataForProperty(null, typeof(DisplayModel), "NameSet").GetDisplayName());
Assert.Equal("Name text2", provider.GetMetadataForProperty(null, typeof(DisplayModel), "BothSet").GetDisplayName());
Assert.NotEqual("String1", Resources.String1);
Assert.Equal(Resources.String1, provider.GetMetadataForProperty(null, typeof(DisplayModel), "Localized").GetDisplayName());
}
public CachedDataAnnotationsModelMetadata(System.Web.Http.Metadata.Providers.DataAnnotationsModelMetadataProvider provider, Type containerType, Type modelType, string propertyName, CachedDataAnnotationsMetadataAttributes prototypeCache) : base(provider, containerType, modelType, propertyName, prototypeCache)
{
}
public DataAnnotationsModelMetadataProvider(System.Web.Http.Metadata.Providers.DataAnnotationsModelMetadataProvider provider) : base()
{
this.provider = provider ?? throw new ArgumentNullException(nameof(provider));
}
