private void CacheAttributes(Attribute[] attributes)
{
DataType = attributes.OfType<DataTypeAttribute>().FirstOrDefault();
Display = attributes.OfType<DisplayAttribute>().FirstOrDefault();
DisplayColumn = attributes.OfType<DisplayColumnAttribute>().FirstOrDefault();
DisplayFormat = attributes.OfType<DisplayFormatAttribute>().FirstOrDefault();
DisplayName = attributes.OfType<DisplayNameAttribute>().FirstOrDefault();
Editable = attributes.OfType<EditableAttribute>().FirstOrDefault();
#if false
HiddenInput = attributes.OfType<HiddenInputAttribute>().FirstOrDefault();
#endif
ReadOnly = attributes.OfType<ReadOnlyAttribute>().FirstOrDefault();
Required = attributes.OfType<RequiredAttribute>().FirstOrDefault();
ScaffoldColumn = attributes.OfType<ScaffoldColumnAttribute>().FirstOrDefault();
var uiHintAttributes = attributes.OfType<UIHintAttribute>();
// Developer note: this loop is explicitly unrolled because Linq lambdas methods are not
// [SecuritySafeCritical] and generate security exceptions accessing DataAnnotations types.
UIHintAttribute bestUIHint = null;
foreach (UIHintAttribute uiHintAttribute in uiHintAttributes)
{
string presentationLayer = uiHintAttribute.PresentationLayer;
if (String.Equals(presentationLayer, "MVC", StringComparison.OrdinalIgnoreCase))
{
bestUIHint = uiHintAttribute;
break;
}
if (bestUIHint == null && String.IsNullOrEmpty(presentationLayer))
{
bestUIHint = uiHintAttribute;
}
}
UIHint = bestUIHint;
if (DisplayFormat == null && DataType != null)
{
DisplayFormat = DataType.DisplayFormat;
}
}
public void UIHintAttribute_Simple_Ctors_Set_Properties() {
var attr = new UIHintAttribute(null, null);
Assert.IsNull(attr.UIHint);
Assert.IsNull(attr.PresentationLayer);
Assert.AreEqual(0, attr.ControlParameters.Count);
attr = new UIHintAttribute(string.Empty, string.Empty);
Assert.AreEqual(string.Empty, attr.UIHint);
Assert.AreEqual(string.Empty, attr.PresentationLayer);
Assert.AreEqual(0, attr.ControlParameters.Count);
attr = new UIHintAttribute("theHint");
Assert.AreEqual("theHint", attr.UIHint);
Assert.IsNull(attr.PresentationLayer);
Assert.AreEqual(0, attr.ControlParameters.Count);
attr = new UIHintAttribute("theHint", "theLayer");
Assert.AreEqual("theHint", attr.UIHint);
Assert.AreEqual("theLayer", attr.PresentationLayer);
Assert.AreEqual(0, attr.ControlParameters.Count);
}
public void TemplateHint_AttributesHaveExpectedPrecedence()
{
// Arrange
var expected = "this is a hint";
var hidden = new HiddenInputAttribute();
var uiHint = new UIHintAttribute(expected);
var provider = CreateProvider(new object[] { hidden, uiHint, });
var metadata = provider.GetMetadataForType(typeof(string));
// Act
var result = metadata.TemplateHint;
// Assert
Assert.Equal(expected, result);
}
public void Equals_SameObjectType() {
var a1 = new UIHintAttribute("foo");
var a2 = new UIHintAttribute("foo");
var b1 = new UIHintAttribute("foo", "bar");
var b2 = new UIHintAttribute("foo", "bar");
Assert.IsTrue(a1.Equals(a2));
Assert.IsTrue(a2.Equals(a1));
Assert.IsTrue(b1.Equals(b2));
Assert.IsTrue(b2.Equals(b1));
Assert.IsFalse(a1.Equals(b1));
Assert.IsFalse(b1.Equals(a1));
}
public void ConstructorControlParameters_DuplicateKey() {
var attr = new UIHintAttribute("", "", "key", "value1", "key", "value2");
var v = attr.ControlParameters;
}
public void ConstructorControlParameters_NullKey() {
var attr = new UIHintAttribute("", "", null, "value");
var v = attr.ControlParameters;
}
public void ConstructorControlParameters_UnevenNumber() {
var attr = new UIHintAttribute("", "", "");
var v = attr.ControlParameters;
}
public void Equals_DoesNotThrow() {
var a1 = new UIHintAttribute("foo", "bar");
var a2 = new UIHintAttribute("foo", "bar", 1);
Assert.IsFalse(a1.Equals(a2));
Assert.IsFalse(a2.Equals(a1));
}
public void Equals_SameObjectType_WithParamsDictionary() {
var a1 = new UIHintAttribute("foo", "bar", "a", 1, "b", false);
var a2 = new UIHintAttribute("foo", "bar", "b", false, "a", 1);
Assert.IsTrue(a1.Equals(a2));
Assert.IsTrue(a2.Equals(a1));
}
