public void PlaytimeImportTest() { var gameId = "tesId"; var libPlugin = new Mock <ILibraryPlugin>(); var timeToImport = 500; libPlugin.Setup(a => a.Id).Returns(Guid.NewGuid()); libPlugin.Setup(a => a.GetGames()).Returns(() => new List <Game> { new Game() { GameId = gameId, Playtime = timeToImport, PluginId = libPlugin.Object.Id } }); using (var temp = TempDirectory.Create()) { var db = new GameDatabase(temp.TempPath); db.OpenDatabase(); GameLibrary.ImportGames(libPlugin.Object, db, true); Assert.AreEqual(timeToImport, db.Games.First().Playtime); timeToImport = 600; GameLibrary.ImportGames(libPlugin.Object, db, false); Assert.AreEqual(500, db.Games.First().Playtime); GameLibrary.ImportGames(libPlugin.Object, db, true); Assert.AreEqual(timeToImport, db.Games.First().Playtime); var g = db.Games.First(); g.Playtime = 0; db.Games.Update(g); Assert.AreEqual(0, db.Games.First().Playtime); GameLibrary.ImportGames(libPlugin.Object, db, false); Assert.AreEqual(timeToImport, db.Games.First().Playtime); } }