public void TestChildNodeBasicFunctionality()
{
rootNode = rootNode.AsSubdivision();
Assert.False(rootNode.IsUnit, "Parent should not be a unit.");
Assert.True(rootNode.IsSubdivision, "Parent should be a subdivision.");
ProductBrand childDimension = ProductDimensions.CreateBrand("google");
ProductPartitionNode childNode = rootNode.AddChild(childDimension);
Assert.AreSame(childDimension, childNode.Dimension,
"Child node merely wraps the " + "underlying dimension node.");
Assert.AreSame(rootNode, childNode.Parent, "child.GetParent should return parentNode.");
Assert.That(childNode.ProductPartitionId == 0, "Partition ID is incorrect.");
Assert.That(childNode.Children.Count() == 0, "ChildNode should not have any children.");
Assert.True(childNode.IsUnit, "New node should be a unit node by default.");
Assert.True(childNode.IsBiddableUnit,
"New node should be a biddable unit node by default.");
Assert.That(rootNode.HasChild(childDimension),
"rootNode.HasChild should return true when " +
"passed the dimension of the added child");
Assert.False(rootNode.HasChild(ProductDimensions.CreateBrand("xyz")),
"rootNode.HasChild " +
"should return false when passed a dimension for a nonexistent child");
Assert.False(rootNode.HasChild(null),
"rootNode.HasChild should return false when passed " +
"a dimension for a nonexistent child");
}
public void TestNavigation() {
rootNode = rootNode.AsSubdivision();
ProductBrand brandGoogle = ProductDimensions.CreateBrand("google");
ProductBrand brandOther = ProductDimensions.CreateBrand(null);
ProductCanonicalCondition conditionNew =
ProductDimensions.CreateCanonicalCondition(ProductCanonicalConditionCondition.NEW);
ProductCanonicalCondition conditionUsed =
ProductDimensions.CreateCanonicalCondition(ProductCanonicalConditionCondition.USED);
ProductCanonicalCondition conditionOther = ProductDimensions.CreateCanonicalCondition();
// Build up the brand = Google node under the root.
ProductPartitionNode brandGoogleNode = rootNode.AddChild(brandGoogle).AsSubdivision();
brandGoogleNode.AddChild(conditionNew);
brandGoogleNode.AddChild(conditionUsed);
brandGoogleNode.AddChild(conditionOther);
Assert.True(brandGoogleNode.HasChild(conditionNew),
"HasChild should return true for existing child dimension.");
Assert.AreSame(brandGoogleNode, brandGoogleNode.GetChild(conditionNew).Parent,
"parent->GetChild->getParent should return parent.");
Assert.True(brandGoogleNode.HasChild(conditionUsed),
"HasChild should return true for existing child dimension.");
Assert.AreSame(brandGoogleNode, brandGoogleNode.GetChild(conditionUsed).Parent,
"parent->GetChild->getParent should return parent.");
Assert.True(brandGoogleNode.HasChild(conditionOther),
"HasChild should return true for existing child dimension.");
Assert.AreSame(brandGoogleNode, brandGoogleNode.GetChild(conditionOther).Parent,
"parent->GetChild->getParent should return parent.");
// Build up the brand = null (other) node under the root.
ProductPartitionNode brandOtherNode = rootNode.AddChild(brandOther).AsSubdivision();
brandOtherNode.AddChild(conditionNew);
Assert.True(brandOtherNode.HasChild(conditionNew),
"HasChild should return true for existing child dimension.");
Assert.AreSame(brandOtherNode, brandOtherNode.GetChild(conditionNew).Parent,
"parent->GetChild->getParent should return parent.");
Assert.False(brandOtherNode.HasChild(conditionUsed),
"HasChild should return false for nonexistent child dimension.");
Assert.False(brandOtherNode.HasChild(conditionOther),
"HasChild should return false for nonexistent child dimension.");
brandOtherNode.AddChild(conditionOther);
Assert.True(brandOtherNode.HasChild(conditionOther),
"HasChild should return true for existing child dimension.");
Assert.AreSame(brandOtherNode, brandOtherNode.GetChild(conditionOther).Parent,
"parent->GetChild->getParent should return parent.");
// Remove one of the children of brand = null.
brandOtherNode.RemoveChild(conditionOther);
Assert.False(brandOtherNode.HasChild(conditionOther),
"HasChild should return false for a removed child dimension.");
// Remove the rest of the children of brand = null.
brandOtherNode.RemoveAllChildren();
Assert.False(brandOtherNode.HasChild(conditionNew),
"HasChild should return false for any removed child dimension.");
Assert.False(brandOtherNode.HasChild(conditionUsed),
"HasChild should return false for any removed child dimension.");
}
/// <summary>
/// Adds to the operations list all operations required to mutate
/// <paramref name="originalNode"/> to the state* of
/// <paramref name="newNode"/>.
/// </summary>
/// <param name="originalNode">The original node.</param>
/// <param name="newNode">The new node.</param>
/// <param name="ops">The operations list to add to.</param>
/// <param name="idGenerator">The temporary ID generator for ADD operations.</param>
/// <returns>The set of child product dimensions that require further
/// processing.</returns>
private void AddMutateOperations(ProductPartitionNode originalNode,
ProductPartitionNode newNode, List<OperationPair> ops, TemporaryIdGenerator idGenerator)
{
NodeDifference nodeDifference = Diff(originalNode, newNode, dimensionComparator);
bool isProcessChildren;
switch (nodeDifference) {
case NodeDifference.NEW_NODE:
ops.AddRange(CreateAddOperations(newNode, idGenerator));
// No need to further process children. The ADD operations above will include operations
// for all children of newNode.
isProcessChildren = false;
break;
case NodeDifference.REMOVED_NODE:
ops.Add(CreateRemoveOperation(originalNode));
// No need to further process children. The REMOVE operation above will perform a
// cascading delete of all children of newNode.
isProcessChildren = false;
break;
case NodeDifference.PARTITION_TYPE_CHANGE:
case NodeDifference.EXCLUDED_UNIT_CHANGE:
ops.Add(CreateRemoveOperation(originalNode));
ops.AddRange(CreateAddOperations(newNode, idGenerator));
// No need to further process children. The ADD operations above will include operations
// for all children of newNode.
isProcessChildren = false;
break;
case NodeDifference.BID_CHANGE:
// Ensure that the new node has the proper ID (this may have been lost if the node
// was removed and then re-added).
newNode.ProductPartitionId = originalNode.ProductPartitionId;
ops.Add(CreateSetBidOperation(newNode));
// Process the children of newNode. The SET operation above will only handle changes
// made to newNode, not its children.
isProcessChildren = true;
break;
case NodeDifference.NONE:
// Ensure that the new node has the proper ID (this may have been lost if the node
// was removed and then re-added).
newNode.ProductPartitionId = originalNode.ProductPartitionId;
// This node does not have changes, but its children may.
isProcessChildren = true;
break;
default:
throw new InvalidOperationException("Unrecognized difference: " + nodeDifference);
}
if (isProcessChildren) {
// Try to match the children in new and original trees to identify the
// matching dimensions.
foreach (ProductPartitionNode newChild in newNode.Children) {
if (originalNode.HasChild(newChild.Dimension)) {
// this is probably an edit.
AddMutateOperations(originalNode.GetChild(newChild.Dimension), newChild, ops,
idGenerator);
} else {
// this is a new node.
AddMutateOperations(null, newChild, ops, idGenerator);
}
}
foreach (ProductPartitionNode originalChild in originalNode.Children) {
if (newNode.HasChild(originalChild.Dimension)) {
// this is probably an edit. We dealt with it before
continue;
} else {
// this is a removed node.
AddMutateOperations(originalChild, null, ops, idGenerator);
}
}
}
}
public void TestChildNodeBasicFunctionality()
{
rootNode = rootNode.AsSubdivision();
Assert.False(rootNode.IsUnit, "Parent should not be a unit.");
Assert.True(rootNode.IsSubdivision, "Parent should be a subdivision.");
ProductBrand childDimension = ProductDimensions.CreateBrand("google");
ProductPartitionNode childNode = rootNode.AddChild(childDimension);
Assert.AreSame(childDimension, childNode.Dimension, "Child node merely wraps the " +
"underlying dimension node.");
Assert.AreSame(rootNode, childNode.Parent, "child.GetParent should return parentNode.");
Assert.That(childNode.ProductPartitionId == 0, "Partition ID is incorrect.");
Assert.That(childNode.Children.Count() == 0, "ChildNode should not have any children.");
Assert.True(childNode.IsUnit, "New node should be a unit node by default.");
Assert.True(childNode.IsBiddableUnit, "New node should be a biddable unit node by default.");
Assert.That(rootNode.HasChild(childDimension), "rootNode.HasChild should return true when " +
"passed the dimension of the added child");
Assert.False(rootNode.HasChild(ProductDimensions.CreateBrand("xyz")), "rootNode.HasChild " +
"should return false when passed a dimension for a nonexistent child");
Assert.False(rootNode.HasChild(null), "rootNode.HasChild should return false when passed " +
"a dimension for a nonexistent child");
}