public async Task Table_Drop_One_Cancel() { var dbName = HelperDatabase.GetRandomName("tcp_lo_"); await HelperDatabase.CreateDatabaseAsync(ProviderType.Sql, dbName, true); var cs = HelperDatabase.GetConnectionString(ProviderType.Sql, dbName); var sqlProvider = new SqlSyncProvider(cs); var options = new SyncOptions(); var setup = new SyncSetup(new string[] { "SalesLT.Product" }); // Overwrite existing table with this new one var table = new SyncTable("Product", "SalesLT"); var colID = new SyncColumn("ID", typeof(Guid)); var colName = new SyncColumn("Name", typeof(string)); table.Columns.Add(colID); table.Columns.Add(colName); table.Columns.Add("Number", typeof(int)); table.PrimaryKeys.Add("ID"); var localOrchestrator = new LocalOrchestrator(sqlProvider, options, setup); // Call create a first time to have an existing table var isCreated = await localOrchestrator.CreateTableAsync(table); Assert.True(isCreated); // Ensuring we have a clean new instance localOrchestrator = new LocalOrchestrator(sqlProvider, options, setup); var onCreating = false; var onCreated = false; var onDropping = false; var onDropped = false; localOrchestrator.OnTableCreating(ttca => onCreating = true); localOrchestrator.OnTableCreated(ttca => onCreated = true); localOrchestrator.OnTableDropped(ttca => onDropped = true); localOrchestrator.OnTableDropping(ttca => { ttca.Cancel = true; onDropping = true; }); var isDropped = await localOrchestrator.DropTableAsync(setup.Tables[0]); Assert.True(onDropping); Assert.False(isDropped); Assert.False(onDropped); Assert.False(onCreating); Assert.False(onCreated); using (var c = new SqlConnection(cs)) { await c.OpenAsync().ConfigureAwait(false); var stable = await SqlManagementUtils.GetTableAsync(c, null, "Product", "SalesLT").ConfigureAwait(false); Assert.Single(stable.Rows); c.Close(); } HelperDatabase.DropDatabase(ProviderType.Sql, dbName); }