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) });
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);
}
public void Driver_Table_Calls_Into_Node_With_Self()
{
DriverStateTable.Builder?passedIn = null;
CallbackNode <int> callbackNode = new CallbackNode <int>((b, s) =>
{
passedIn = b;
return(s);
});
DriverStateTable.Builder builder = GetBuilder(DriverStateTable.Empty);
builder.GetLatestStateTableForNode(callbackNode);
Assert.Same(builder, passedIn);
}