public void Properties_Get_ReturnsExpected(Func <DesignerCategoryAttribute> attributeThunk, string expectedCategory)
{
DesignerCategoryAttribute attribute = attributeThunk();
Assert.Same(attribute, attributeThunk());
Assert.Equal(expectedCategory, attribute.Category);
}
public void Equals_Object_ReturnsExpected(DesignerCategoryAttribute attribute, object other, bool expected)
{
Assert.Equal(expected, attribute.Equals(other));
if (other is DesignerCategoryAttribute otherAttribute)
{
Assert.Equal(expected, attribute.GetHashCode().Equals(other.GetHashCode()));
}
}
public void Ctor_String(string category, bool expectedIsDefaultAttribute, string expectedTypeId)
{
var attribute = new DesignerCategoryAttribute(category);
Assert.Equal(category, attribute.Category);
Assert.Equal(expectedIsDefaultAttribute, attribute.IsDefaultAttribute());
Assert.Equal(expectedTypeId, attribute.TypeId);
}
public void Ctor_Default()
{
var attribute = new DesignerCategoryAttribute();
Assert.Empty(attribute.Category);
Assert.True(attribute.IsDefaultAttribute());
Assert.Equal("System.ComponentModel.DesignerCategoryAttribute", attribute.TypeId);
}
public override bool Equals(object obj)
{
if (obj == this)
{
return(true);
}
DesignerCategoryAttribute other = obj as DesignerCategoryAttribute;
return(other != null && other.Category == Category);
}
// Determine if two instances of this class are equal.
public override bool Equals(Object obj)
{
DesignerCategoryAttribute other =
(obj as DesignerCategoryAttribute);
if (other != null)
{
return(category == other.category);
}
else
{
return(false);
}
}
// </Snippet1>
// <Snippet2>
public static int Main()
{
// Creates a new form.
MyForm myNewForm = new MyForm();
// Gets the attributes for the collection.
AttributeCollection attributes = TypeDescriptor.GetAttributes(myNewForm);
/* Prints the name of the designer by retrieving the
* DesignerCategoryAttribute from the AttributeCollection. */
DesignerCategoryAttribute myAttribute =
(DesignerCategoryAttribute)attributes[typeof(DesignerCategoryAttribute)];
Console.WriteLine("The category of the designer for this class is: " + myAttribute.Category);
return(0);
}
public void SetEditable(EditableData[] DataSet)
{
Tree.Nodes.Clear();
foreach (EditableData ED in DataSet)
{
Type EDType = ED.GetType();
DesignerCategoryAttribute Cat = EDType.GetCustomAttribute <DesignerCategoryAttribute>();
DisplayNameAttribute DispName = EDType.GetCustomAttribute <DisplayNameAttribute>() ?? new DisplayNameAttribute(EDType.Name);
TreeNode CatNode = FindOrCreateCategory(Cat.Category);
CatNode.Tag = null;
TreeNode EditNode = CatNode.Nodes.Add(DispName.DisplayName);
EditNode.Tag = ED;
}
Tree.ExpandAll();
}
public static IEnumerable <object[]> Equals_TestData()
{
var attribute = new DesignerCategoryAttribute("category");
yield return(new object[] { attribute, attribute, true });
yield return(new object[] { attribute, new DesignerCategoryAttribute("category"), true });
yield return(new object[] { attribute, new DesignerCategoryAttribute("category2"), false });
yield return(new object[] { attribute, new DesignerCategoryAttribute(string.Empty), false });
// .NET Framework throws a NullReferenceException.
if (!PlatformDetection.IsNetFramework)
{
yield return(new object[] { attribute, new DesignerCategoryAttribute(null), false });
}
// .NET Framework throws a NullReferenceException.
if (!PlatformDetection.IsNetFramework)
{
yield return(new object[] { new DesignerCategoryAttribute(null), new DesignerCategoryAttribute(null), true });
yield return(new object[] { new DesignerCategoryAttribute(null), new DesignerCategoryAttribute("category"), false });
yield return(new object[] { new DesignerCategoryAttribute(null), new DesignerCategoryAttribute(string.Empty), false });
}
yield return(new object[] { new DesignerCategoryAttribute("category"), new object(), false });
yield return(new object[] { new DesignerCategoryAttribute("category"), null, false });
yield return(new object[] { new DesignerCategoryAttribute(null), new object(), false });
yield return(new object[] { new DesignerCategoryAttribute(null), null, false });
}
public void DefaultDesignerCategoryAttribute_GetCategory_ReturnsEmptyString(DesignerCategoryAttribute attribute, string expectedCategory)
{
Assert.Equal(expectedCategory, attribute.Category);
}
public void GetHashCode_NullCategory_ThrowsNullReferenceException()
{
var attribute = new DesignerCategoryAttribute(null);
Assert.Throws <NullReferenceException>(() => attribute.GetHashCode());
}
