public async Task Table_Drop_All()
        {
            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 ctx = new AdventureWorksContext((dbName, ProviderType.Sql, sqlProvider), true, false);
            await ctx.Database.EnsureCreatedAsync();

            var options = new SyncOptions();
            var setup   = new SyncSetup(this.Tables);

            var localOrchestrator = new LocalOrchestrator(sqlProvider, options, setup);

            var onDropping = 0;
            var onDropped  = 0;

            localOrchestrator.OnTableDropping(ttca => onDropping++);
            localOrchestrator.OnTableDropped(ttca => onDropped++);

            await localOrchestrator.DropTablesAsync();

            Assert.Equal(this.Tables.Length, onDropping);
            Assert.Equal(this.Tables.Length, onDropped);

            HelperDatabase.DropDatabase(ProviderType.Sql, dbName);
        }
        public async Task Table_Create_All()
        {
            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 ctx = new AdventureWorksContext((dbName, ProviderType.Sql, sqlProvider), true, false);
            await ctx.Database.EnsureCreatedAsync();

            var options = new SyncOptions();
            var setup   = new SyncSetup(new string[] { "SalesLT.ProductCategory", "SalesLT.ProductModel", "SalesLT.Product", "dbo.Sql", "Posts" });

            var localOrchestrator = new LocalOrchestrator(sqlProvider, options, setup);

            var schema = await localOrchestrator.GetSchemaAsync();

            // new empty db
            dbName = HelperDatabase.GetRandomName("tcp_lo_");
            await HelperDatabase.CreateDatabaseAsync(ProviderType.Sql, dbName, true);

            cs          = HelperDatabase.GetConnectionString(ProviderType.Sql, dbName);
            sqlProvider = new SqlSyncProvider(cs);

            localOrchestrator = new LocalOrchestrator(sqlProvider, options, setup);


            var onCreating = 0;
            var onCreated  = 0;
            var onDropping = 0;
            var onDropped  = 0;

            localOrchestrator.OnTableCreating(ttca => onCreating++);
            localOrchestrator.OnTableCreated(ttca => onCreated++);
            localOrchestrator.OnTableDropping(ttca => onDropping++);
            localOrchestrator.OnTableDropped(ttca => onDropped++);

            await localOrchestrator.CreateTablesAsync(schema);

            Assert.Equal(5, onCreating);
            Assert.Equal(5, onCreated);
            Assert.Equal(0, onDropping);
            Assert.Equal(0, onDropped);

            onCreating = 0;
            onCreated  = 0;
            onDropping = 0;
            onDropped  = 0;

            await localOrchestrator.CreateTablesAsync(schema);

            Assert.Equal(0, onCreating);
            Assert.Equal(0, onCreated);
            Assert.Equal(0, onDropping);
            Assert.Equal(0, onDropped);

            await localOrchestrator.CreateTablesAsync(schema, true);

            Assert.Equal(5, onCreating);
            Assert.Equal(5, onCreated);
            Assert.Equal(5, onDropping);
            Assert.Equal(5, onDropped);

            HelperDatabase.DropDatabase(ProviderType.Sql, dbName);
        }
        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);
        }
        public async Task Table_Create_One_Overwrite()
        {
            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);

            // 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.OnTableDropping(ttca => onDropping = true);
            localOrchestrator.OnTableDropped(ttca => onDropped   = true);

            isCreated = await localOrchestrator.CreateTableAsync(table);

            Assert.False(isCreated);
            Assert.False(onDropping);
            Assert.False(onDropped);
            Assert.False(onCreating);
            Assert.False(onCreated);

            onCreating = false;
            onCreated  = false;
            onDropping = false;
            onDropped  = false;

            isCreated = await localOrchestrator.CreateTableAsync(table, true);

            Assert.True(isCreated);
            Assert.True(onDropping);
            Assert.True(onDropped);
            Assert.True(onCreating);
            Assert.True(onCreated);

            HelperDatabase.DropDatabase(ProviderType.Sql, dbName);
        }