public void TestAddRemoveAndClearMethods()
{
var sut = new IndexedList <ItemMetadata>();
sut.AddIndex("Idx", metadata => metadata.BlobRef);
var item1 = new ItemMetadata
{
BlobRef = Guid.NewGuid().ToString(),
Name = "Tag",
Value = "Cuba"
};
var item2 = new ItemMetadata
{
BlobRef = Guid.NewGuid().ToString(),
Name = "Tag",
Value = "beach"
};
var item3 = new ItemMetadata
{
BlobRef = Guid.NewGuid().ToString(),
Name = "Tag",
Value = "pooltable"
};
Assert.That(sut.Count, Is.EqualTo(0));
sut.Add(item1);
Assert.That(sut.Count, Is.EqualTo(1));
sut.Add(item2);
Assert.That(sut.Count, Is.EqualTo(2));
sut.Insert(1, item3);
Assert.That(sut.Count, Is.EqualTo(3));
sut.RemoveAt(2);
Assert.That(sut.Count, Is.EqualTo(2));
Assert.That(sut[0].Value, Is.EqualTo("Cuba"));
sut.Clear();
Assert.That(sut.Count, Is.EqualTo(0));
}
private async Task PersistPositions()
{
if (_positions.Count() < 1)
{
return;
}
using (var scope = _scopeFactory.CreateScope()) {
var db = GetContext(scope);
await db.Positions.AddRangeAsync(_positions.Flattened());
await db.SaveChangesAsync();
}
_positions.Clear();
}
protected override void OnWorldChanged(ChangeEventArgs <SNOWorld> args)
{
RecentPositions.Clear();
_centroid.Clear();
}
