public static MockItemsSource CreateDataSource(WinRTCollection data, bool supportsUniqueIds)
{
MockItemsSource mock = null;
if (supportsUniqueIds)
{
mock = new MockItemsSourceWithUniqueIdMapping
{
GetSizeFunc = () => data.Count,
GetAtFunc = (index) => data[index],
GetItemIdFunc = (index) =>
{
if (supportsUniqueIds)
{
return(data[index].ToString());
}
else
{
throw new InvalidOperationException();
}
}
};
}
else
{
mock = new MockItemsSource
{
GetSizeFunc = () => data.Count,
GetAtFunc = (index) => data[index],
GetItemIdFunc = (index) =>
{
if (supportsUniqueIds)
{
return(data[index].ToString());
}
else
{
throw new InvalidOperationException();
}
}
};
}
data.VectorChanged += (s, e) => mock.OnItemsSourceChanged(e.ConvertToDataSourceChangedEventArgs());
return(mock);
}
public static MockItemsSource CreateDataSource <T>(ObservableCollection <T> data, bool supportsUniqueIds)
{
var mock = new MockItemsSource
{
GetSizeFunc = () => data.Count,
GetAtFunc = (index) => data[index],
HasKeyIndexMappingFunc = () => supportsUniqueIds,
GetItemIdFunc = (index) =>
{
if (supportsUniqueIds)
{
return(data[index].ToString());
}
else
{
throw new InvalidOperationException();
}
}
};
data.CollectionChanged += (s, e) => mock.OnItemsSourceChanged(e);
return(mock);
}