private void AssertCollectionsAreEquivalent()
{
if (this._sourceCollection.Count != this._descriptionCollection.Count)
{
// Collections may not be equivalent if a descriptor isn't fully defined
return;
}
Debug.Assert(GroupCollectionManager.AreEquivalent(this._descriptionCollection, this._sourceCollection), "Collections should be equal.");
}
/// <summary>
/// Determines whether the <paramref name="groupDescriptions"/> are equivalent to the <paramref name="groupDescriptors"/>.
/// </summary>
/// <param name="groupDescriptions">The descriptions to compare</param>
/// <param name="groupDescriptors">The descriptors to compare</param>
/// <returns><c>true</c> if the collections are equivalent</returns>
private static bool AreEquivalent(ObservableCollection <GroupDescription> groupDescriptions, GroupDescriptorCollection groupDescriptors)
{
Debug.Assert((groupDescriptions != null) && (groupDescriptors != null), "Both should be non-null.");
if (groupDescriptions.Count != groupDescriptors.Count)
{
return(false);
}
for (int i = 0, count = groupDescriptions.Count; i < count; i++)
{
if (!GroupCollectionManager.AreEquivalent(groupDescriptions[i], groupDescriptors[i]))
{
return(false);
}
}
return(true);
}