public void Add_ToInsideOfList()
{
var itemstate = new List <TestItem>()
{
CreateItem(0),
CreateItem(1),
// "insert" here
CreateItem(2),
CreateItem(3)
};
var items = CreateSource();
var reprocct = 0;
Dump("Before", itemstate);
var reproc = ChartComponent.IncrementalAdd(itemstate.Count / 2, items, itemstate, CreateItem,
(rpc, istate) => {
reprocct++;
ResequenceAdd(rpc, istate);
});
Dump("After", itemstate);
Assert.AreEqual(3, reproc.Count, "reproc.Count failed");
Assert.AreEqual(7, itemstate.Count, "itemstate.Count failed");
Assert.AreEqual(2, reprocct, "reprocct failed");
Compare(itemstate);
Compare(2, itemstate[2], items[0]);
Compare(3, itemstate[3], items[1]);
Compare(4, itemstate[4], items[2]);
}
public void Add_NullAddsNothing()
{
var itemstate = new List <TestItem>();
var items = CreateSource();
var reprocct = 0;
Dump("Before", itemstate);
var reproc = ChartComponent.IncrementalAdd(0, items, itemstate, (ix, dso) => null, (rpc, istate) => {
reprocct++;
ResequenceAdd(rpc, istate);
});
Dump("After", itemstate);
Assert.AreEqual(0, reproc.Count, "reproc.Count failed");
Assert.AreEqual(0, itemstate.Count, "itemstate.Count failed");
Assert.AreEqual(0, reprocct, "reprocct failed");
}
public void Add_ToEmptyList()
{
var itemstate = new List <TestItem>();
var items = CreateSource();
var reprocct = 0;
Dump("Before", itemstate);
var reproc = ChartComponent.IncrementalAdd(0, items, itemstate, CreateItem, (rpc, istate) => {
reprocct++;
ResequenceAdd(rpc, istate);
});
Dump("After", itemstate);
Assert.AreEqual(3, reproc.Count, "reproc.Count failed");
Assert.AreEqual(3, itemstate.Count, "itemstate.Count failed");
Assert.AreEqual(0, reprocct, "reprocct failed");
Compare(itemstate);
Compare(0, itemstate[0], items[0]);
Compare(1, itemstate[1], items[1]);
Compare(2, itemstate[2], items[2]);
}