/// <summary>
/// The create field.
/// </summary>
/// <param name="propertyInfo">
/// The property.
/// </param>
/// <param name="parentField">
/// The parent field.
/// </param>
/// <returns>
/// The <see cref="ISingleItemViewDisplayListDisplayFieldViewModel"/>.
/// </returns>
/// <exception cref="ArgumentNullException">
/// The <paramref name="propertyInfo"/> parameter is null.
/// </exception>
/// <exception cref="ArgumentNullException">
/// The <paramref name="parentField"/> parameter is null.
/// </exception>
public ISingleItemViewDisplayListDisplayFieldViewModel CreateField(PropertyInfo propertyInfo, ISingleItemViewDisplayListFieldViewModel parentField)
{
if (propertyInfo == null)
throw new ArgumentNullException("propertyInfo");
if (parentField == null)
throw new ArgumentNullException("parentField");
var displayField = new SingleItemViewDisplayListDisplayFieldViewModel(parentField)
{
ViewTemplate = FieldTemplateCreator.CreateTemplate(propertyInfo)
};
var displayAttribute = propertyInfo.GetCustomAttribute<DisplayAttribute>();
if (displayAttribute != null)
{
displayField.Header = displayAttribute.GetName();
displayField.Order = displayAttribute.GetOrder() ?? int.MaxValue;
}
var displayFieldAttribute = propertyInfo.GetCustomAttribute<ReferenceDisplayFieldAttribute>();
if (displayFieldAttribute != null)
{
displayField.IsFieldNameHidden = displayFieldAttribute.IsFieldNameHidden;
displayField.WidthPercentage = displayFieldAttribute.WidthPercentage / 100.0;
}
return displayField;
}
public void PropertiesTest()
{
// Arrange.
var parentField = Mock.Create<ISingleItemViewDisplayListFieldViewModel>(Behavior.Loose);
var field = new SingleItemViewDisplayListDisplayFieldViewModel(parentField);
// Act / Assert.
Assert.AreSame(parentField, field.ParentField);
Assert.AreEqual(1.0, field.WidthPercentage);
TestsHelper.TestPublicPropertiesGetSet(field, f => f.WidthPercentage);
field.WidthPercentage = 0.5;
Assert.AreEqual(0.5, field.WidthPercentage);
TestsHelper.VerifyThrow<ArgumentOutOfRangeException>(() => field.WidthPercentage = -0.5);
TestsHelper.VerifyThrow<ArgumentOutOfRangeException>(() => field.WidthPercentage = 1.5);
}
public void NotifyPropertyChangedTest()
{
// Arrange.
var parentField = Mock.Create<ISingleItemViewDisplayListFieldViewModel>(Behavior.Loose);
var field = new SingleItemViewDisplayListDisplayFieldViewModel(parentField);
// Act / Assert.
TestsHelper.TestPropertyWithNotifyPropertyChanged(field, () => field.IsFieldNameHidden);
TestsHelper.TestPropertyWithNotifyPropertyChanged(field, () => field.ViewTemplate);
TestsHelper.TestPropertyWithNotifyPropertyChanged(field, () => field.Header);
TestsHelper.TestPropertyWithNotifyPropertyChanged(field, () => field.Order);
var hasNotified = false;
field.PropertyChanged +=
(sender, e) => hasNotified = hasNotified || e.PropertyName == TestsHelper.ExtractPropertyName(() => field.WidthPercentage);
field.WidthPercentage = 0.5;
}
