public void Returns_all_definitions_and_added_definitions() { DISetup.SetupContainer(); var defs = new List <IDefinition>(); for (int i = 0; i < 10; i++) { defs.Add(new Definition() { Code = i.ToString(), ContentSHA = i.ToString(), Dependencies = new List <string> { i.ToString() }, File = i.ToString(), Id = i.ToString(), ModName = i.ToString(), Type = i.ToString() }); } var service = new IndexedDefinitions(); service.InitMap(defs); service.AddToMap(new Definition() { Code = "a", Id = "14", Type = "14" }); var results = service.GetAll(); results.Count().Should().Be(defs.Count + 1); }