public void Driver_Table_Calls_Into_Node_With_PreviousTable()
{
var nodeBuilder = NodeStateTable <int> .Empty.ToBuilder();
nodeBuilder.AddEntries(ImmutableArray.Create(1, 2, 3), EntryState.Cached);
var newTable = nodeBuilder.ToImmutableAndFree();
NodeStateTable <int>?passedIn = null;
CallbackNode <int> callbackNode = new CallbackNode <int>((b, s) =>
{
passedIn = s;
return(newTable);
});
// empty first time
DriverStateTable.Builder builder = GetBuilder(DriverStateTable.Empty);
builder.GetLatestStateTableForNode(callbackNode);
Assert.Same(NodeStateTable <int> .Empty, passedIn);
// gives the returned table the second time around
DriverStateTable.Builder builder2 = GetBuilder(builder.ToImmutable());
builder2.GetLatestStateTableForNode(callbackNode);
Assert.NotNull(passedIn);
AssertTableEntries(passedIn !, new[] { (1, EntryState.Cached), (2, EntryState.Cached), (3, EntryState.Cached) });
internal Builder(NodeStateTable <T> previous, string?name, bool stepTrackingEnabled)
{
_states = ArrayBuilder <TableEntry> .GetInstance();
_previous = previous;
_name = name;
if (stepTrackingEnabled)
{
_steps = ArrayBuilder <IncrementalGeneratorRunStep> .GetInstance();
}
}
public void Driver_Table_Calls_Into_Node_With_EmptyState_FirstTime()
{
NodeStateTable <int>?passedIn = null;
CallbackNode <int> callbackNode = new CallbackNode <int>((b, s) =>
{
passedIn = s;
return(s);
});
DriverStateTable.Builder builder = GetBuilder(DriverStateTable.Empty);
builder.GetLatestStateTableForNode(callbackNode);
Assert.Same(NodeStateTable <int> .Empty, passedIn);
}
internal Builder(NodeStateTable <T> previous)
{
_states = ArrayBuilder <TableEntry> .GetInstance();
_previous = previous;
}
