public void Can_detect_changed_primary_keys()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity <OrderLine>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
modelBuilder.Entity <OrderLine>().HasKey(
ol => new
{
ol.Id,
ol.OrderId
});
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(3, operations.Count());
var addPrimaryKeyOperation = operations.OfType <AddPrimaryKeyOperation>().Single();
Assert.Equal("dbo.OrderLines", addPrimaryKeyOperation.Table);
Assert.Equal("Id", addPrimaryKeyOperation.Columns.First());
Assert.Equal("OrderId", addPrimaryKeyOperation.Columns.Last());
var dropPrimaryKeyOperation = operations.OfType <DropPrimaryKeyOperation>().Single();
Assert.Equal("dbo.OrderLines", dropPrimaryKeyOperation.Table);
Assert.Equal("Id", dropPrimaryKeyOperation.Columns.Single());
}
public void Can_populate_table_model_for_added_tables()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity <MigrationsCustomer>();
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(2, operations.OfType <AddForeignKeyOperation>().Count());
var createTableOperation = operations.OfType <CreateTableOperation>().Single(t => t.Name == "ordering.Orders");
Assert.Equal(4, createTableOperation.Columns.Count());
Assert.Equal(1, createTableOperation.PrimaryKey.Columns.Count());
Assert.Equal("OrderId", createTableOperation.PrimaryKey.Columns.Single());
var customerIdColumn = createTableOperation.Columns.Single(c => c.Name == "MigrationsCustomer_Id");
Assert.Equal(PrimitiveTypeKind.Int32, customerIdColumn.Type);
Assert.Null(customerIdColumn.IsNullable);
var orderIdColumn = createTableOperation.Columns.Single(c => c.Name == "OrderId");
Assert.True(orderIdColumn.IsIdentity);
}
public void Should_not_detect_identity_when_not_valid_identity_type_for_ddl()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
WhenSqlCe(
() =>
{
modelBuilder.Entity <MigrationsStore>().Ignore(e => e.Location);
modelBuilder.Entity <MigrationsStore>().Ignore(e => e.FloorPlan);
});
modelBuilder
.Entity <MigrationsStore>()
.Property(s => s.Name)
.HasDatabaseGeneratedOption(DatabaseGeneratedOption.Identity);
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var column = operations.OfType <CreateTableOperation>().Single().Columns.Single(c => c.Name == "Name");
Assert.False(column.IsIdentity);
}
public void System_operations_are_included_when_requested()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo).GetModel();
modelBuilder = new DbModelBuilder();
modelBuilder.Entity <MigrationsCustomer>();
var model2 = modelBuilder.Build(ProviderInfo).GetModel();
model2.Descendants().Each(e => e.SetAttributeValue(EdmXNames.IsSystemName, true));
var operations = new EdmModelDiffer().Diff(model1, model2, includeSystemOperations: true);
Assert.True(operations.All(o => o.IsSystem));
var createTableOperation
= operations.OfType <CreateTableOperation>().First();
Assert.True(createTableOperation.IsSystem);
operations = new EdmModelDiffer().Diff(model2, model1, includeSystemOperations: true);
var dropTableOperation
= operations.OfType <DropTableOperation>().First();
Assert.True(dropTableOperation.IsSystem);
}
public void Can_detect_dropped_columns()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity <Order>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
modelBuilder.Entity <Order>().Ignore(o => o.Version);
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var dropColumnOperation = operations.OfType <DropColumnOperation>().Single();
Assert.Equal("ordering.Orders", dropColumnOperation.Table);
Assert.Equal("Version", dropColumnOperation.Name);
var inverse = (AddColumnOperation)dropColumnOperation.Inverse;
Assert.NotNull(inverse);
Assert.Equal("ordering.Orders", inverse.Table);
Assert.Equal("Version", inverse.Column.Name);
}
public void System_operations_are_included_when_requested()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo).GetModel();
modelBuilder = new DbModelBuilder();
var model2 = modelBuilder.Build(ProviderInfo).GetModel();
new HistoryRepository(ConnectionString, ProviderFactory).AppendHistoryModel(model2, ProviderInfo);
var operations = new EdmModelDiffer().Diff(model1, model2, includeSystemOperations: true);
var createTableOperation
= operations.OfType<CreateTableOperation>().Single();
Assert.True(createTableOperation.IsSystem);
operations = new EdmModelDiffer().Diff(model2, model1, includeSystemOperations: true);
var dropTableOperation
= operations.OfType<DropTableOperation>().Single();
Assert.True(dropTableOperation.IsSystem);
}
[MigrationsTheory] // CodePlex 726
public void Can_handle_max_length_set_to_MAX_in_SSDL()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity <MigrationsCustomer>().Property(c => c.Photo).HasMaxLength(100);
modelBuilder.Entity <MigrationsCustomer>().Property(c => c.FullName).HasMaxLength(100);
var sourceModel = modelBuilder.Build(ProviderInfo).GetModel();
modelBuilder.Entity <MigrationsCustomer>().Property(c => c.Photo).IsMaxLength();
modelBuilder.Entity <MigrationsCustomer>().Property(c => c.FullName).IsMaxLength();
var targetModel = modelBuilder.Build(ProviderInfo).GetModel();
// Artificially add MaxLength=MAX to a couple of properties
var customerEntity = targetModel
.Elements().First()
.Elements().First()
.Elements().Single(e => e.Name.LocalName == "StorageModels")
.Elements().Single(e => e.Name.LocalName == "Schema")
.Elements().Single(e => e.Name.LocalName == "EntityType" && e.Attributes("Name").Any(a => a.Value == "MigrationsCustomer"));
customerEntity.Elements().Single(e => e.Name.LocalName == "Property" && e.Attributes("Name").Any(a => a.Value == "FullName"))
.Add(new XAttribute("MaxLength", "Max"));
customerEntity.Elements().Single(e => e.Name.LocalName == "Property" && e.Attributes("Name").Any(a => a.Value == "Photo"))
.Add(new XAttribute("MaxLength", "MAX"));
DbProviderInfo providerInfo;
var storageMappingItemCollection = sourceModel.GetStorageMappingItemCollection(out providerInfo);
var sourceMetadata = new EdmModelDiffer.ModelMetadata
{
Model = sourceModel,
StoreItemCollection = storageMappingItemCollection.StoreItemCollection,
StorageEntityContainerMapping
= storageMappingItemCollection.GetItems <StorageEntityContainerMapping>().Single(),
ProviderManifest = GetProviderManifest(providerInfo),
ProviderInfo = providerInfo
};
var targetMetadata = new EdmModelDiffer.ModelMetadata
{
Model = targetModel,
// Use the source model here since it doesn't effect the test and the SQL Server provider
// won't load the target model
StoreItemCollection = storageMappingItemCollection.StoreItemCollection,
StorageEntityContainerMapping
= storageMappingItemCollection.GetItems <StorageEntityContainerMapping>().Single(),
ProviderManifest = GetProviderManifest(providerInfo),
ProviderInfo = providerInfo
};
var operations = new EdmModelDiffer().Diff(sourceMetadata, targetMetadata, null, null);
Assert.Equal(2, operations.Count());
operations.OfType <AlterColumnOperation>().Each(
o =>
{
Assert.Null(o.Column.MaxLength);
Assert.Equal(100, ((AlterColumnOperation)o.Inverse).Column.MaxLength);
});
}
public void Can_detect_changed_columns()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity <MigrationsCustomer>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity <MigrationsCustomer>().Property(c => c.FullName).HasMaxLength(25).IsUnicode(false);
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var column = operations.OfType <AlterColumnOperation>().Single().Column;
Assert.Equal(25, column.MaxLength);
if (DatabaseProvider != DatabaseProvider.SqlServerCe)
{
Assert.False(column.IsUnicode.Value);
}
var inverse = (AlterColumnOperation)operations.OfType <AlterColumnOperation>().Single().Inverse;
Assert.NotNull(inverse);
Assert.Equal("FullName", inverse.Column.Name);
if (DatabaseProvider != DatabaseProvider.SqlServerCe)
{
Assert.Null(inverse.Column.MaxLength);
}
else
{
Assert.Equal(4000, inverse.Column.MaxLength);
}
Assert.Null(inverse.Column.IsUnicode);
}
public void Can_detect_added_tables()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity <OrderLine>();
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
Assert.Equal(1, operations.OfType <CreateTableOperation>().Count());
}
public void Can_detect_custom_store_type()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity <OrderLine>();
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
var createTableOperation = operations.OfType <CreateTableOperation>().Single();
var column = createTableOperation.Columns.Single(c => c.Name == "Total");
Assert.Equal("money", column.StoreType);
createTableOperation.Columns.Except(new[] { column }).Each(c => Assert.Null(c.StoreType));
}
public void Can_detect_timestamp_columns()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity <Order>();
var model2 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
modelBuilder.Entity <Order>().Ignore(o => o.Version);
var model1 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var column = operations.OfType <AddColumnOperation>().Single().Column;
Assert.True(column.IsTimestamp);
}
public void Moved_tables_should_include_create_table_operation()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity <MigrationsCustomer>();
var model1 = modelBuilder.Build(ProviderInfo).GetModel();
modelBuilder = new DbModelBuilder();
modelBuilder.Entity <MigrationsCustomer>().ToTable("MigrationsCustomer", "foo");
var model2 = modelBuilder.Build(ProviderInfo).GetModel();
var operations = new EdmModelDiffer().Diff(model1, model2);
var moveTableOperation
= operations.OfType <MoveTableOperation>().Single();
Assert.NotNull(moveTableOperation.CreateTableOperation);
Assert.Equal("dbo.MigrationsCustomer", moveTableOperation.Name);
Assert.Equal("foo.MigrationsCustomer", moveTableOperation.CreateTableOperation.Name);
}
public void Should_only_detect_single_column_rename_when_ia_to_fk_association()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<Comment>().Ignore(c => c.MigrationsBlogId); // IA
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
modelBuilder.Entity<Comment>();
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var columnRename = operations.OfType<RenameColumnOperation>().ElementAt(0);
Assert.Equal("dbo.Comments", columnRename.Table);
Assert.Equal("Blog_MigrationsBlogId", columnRename.Name);
Assert.Equal("MigrationsBlogId", columnRename.NewName);
}
public void Should_only_detect_single_column_rename_when_fk_association()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<Order>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<OrderLine>().Property(ol => ol.OrderId).HasColumnName("Order_Id");
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var columnRename = operations.OfType<RenameColumnOperation>().ElementAt(0);
Assert.Equal("dbo.OrderLines", columnRename.Table);
Assert.Equal("OrderId", columnRename.Name);
Assert.Equal("Order_Id", columnRename.NewName);
}
public void Can_detect_fk_column_rename_when_self_ref()
{
var modelBuilder = new DbModelBuilder();
modelBuilder
.Entity<SelfRef>()
.HasMany(s => s.Children)
.WithOptional()
.HasForeignKey(s => s.Fk);
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder
.Entity<SelfRef>()
.Property(s => s.Fk)
.HasColumnName("changed");
var model2 = modelBuilder.Build(ProviderInfo);
var operations
= new EdmModelDiffer().Diff(model1.GetModel(), model2.GetModel());
Assert.Equal(5, operations.Count());
var renameColumnOperation
= operations.OfType<RenameColumnOperation>().Single();
Assert.Equal("Fk", renameColumnOperation.Name);
Assert.Equal("changed", renameColumnOperation.NewName);
}
public void Can_detect_ia_column_rename()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>();
modelBuilder.Entity<MigrationsCustomer>().HasKey(
p => new
{
p.Id,
p.Name
});
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<MigrationsCustomer>()
.HasMany(p => p.Orders)
.WithOptional()
.Map(c => c.MapKey("CustomerId", "CustomerName"));
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(2, operations.Count());
var columnRename = operations.OfType<RenameColumnOperation>().ElementAt(0);
Assert.Equal("ordering.Orders", columnRename.Table);
Assert.Equal("MigrationsCustomer_Id", columnRename.Name);
Assert.Equal("CustomerId", columnRename.NewName);
columnRename = operations.OfType<RenameColumnOperation>().ElementAt(1);
Assert.Equal("ordering.Orders", columnRename.Table);
Assert.Equal("MigrationsCustomer_Name", columnRename.Name);
Assert.Equal("CustomerName", columnRename.NewName);
}
public void Can_detect_changed_foreign_keys_when_cascade()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<Order>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<Order>().HasMany(o => o.OrderLines).WithOptional().WillCascadeOnDelete(false);
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(4, operations.Count());
Assert.Equal(1, operations.OfType<DropForeignKeyOperation>().Count());
Assert.Equal(1, operations.OfType<DropIndexOperation>().Count());
Assert.Equal(1, operations.OfType<CreateIndexOperation>().Count());
var addForeignKeyOperation = operations.OfType<AddForeignKeyOperation>().Single();
Assert.Equal("ordering.Orders", addForeignKeyOperation.PrincipalTable);
Assert.Equal("OrderId", addForeignKeyOperation.PrincipalColumns.Single());
Assert.Equal("dbo.OrderLines", addForeignKeyOperation.DependentTable);
Assert.Equal("OrderId", addForeignKeyOperation.DependentColumns.Single());
Assert.False(addForeignKeyOperation.CascadeDelete);
}
public void Can_populate_table_model_for_added_tables()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<MigrationsCustomer>();
var model2 = modelBuilder.Build(ProviderInfo);
var operations
= new EdmModelDiffer()
.Diff(model1.GetModel(), model2.GetModel());
Assert.Equal(7, operations.Count());
Assert.Equal(2, operations.OfType<AddForeignKeyOperation>().Count());
var ordersCreateTableOperation
= operations.OfType<CreateTableOperation>()
.Single(t => t.Name == "ordering.Orders");
Assert.Equal(4, ordersCreateTableOperation.Columns.Count());
Assert.Equal(1, ordersCreateTableOperation.PrimaryKey.Columns.Count());
Assert.Equal("OrderId", ordersCreateTableOperation.PrimaryKey.Columns.Single());
var customerIdColumn
= ordersCreateTableOperation.Columns
.Single(c => c.Name == "MigrationsCustomer_Id");
Assert.Equal(PrimitiveTypeKind.Int32, customerIdColumn.Type);
Assert.Null(customerIdColumn.IsNullable);
Assert.Null(customerIdColumn.StoreType);
Assert.Null(customerIdColumn.Precision);
Assert.Null(customerIdColumn.Scale);
Assert.Null(customerIdColumn.MaxLength);
Assert.Null(customerIdColumn.IsFixedLength);
Assert.False(customerIdColumn.IsIdentity);
Assert.Null(customerIdColumn.IsUnicode);
Assert.False(customerIdColumn.IsTimestamp);
var orderIdColumn
= ordersCreateTableOperation.Columns
.Single(c => c.Name == "OrderId");
Assert.True(orderIdColumn.IsIdentity);
Assert.Equal(false, orderIdColumn.IsNullable);
var versionColumn
= ordersCreateTableOperation.Columns
.Single(c => c.Name == "Version");
Assert.True(versionColumn.IsTimestamp);
var typeColumn
= ordersCreateTableOperation.Columns
.Single(c => c.Name == "Type");
Assert.Equal(
DatabaseProvider != DatabaseProvider.SqlServerCe
? (int?)null
: 4000,
typeColumn.MaxLength);
var orderLinesCreateTableOperation
= operations.OfType<CreateTableOperation>()
.Single(t => t.Name == "dbo.OrderLines");
var totalColumn
= orderLinesCreateTableOperation.Columns
.Single(c => c.Name == "Total");
Assert.Equal("money", totalColumn.StoreType);
var skuColumn
= orderLinesCreateTableOperation.Columns
.Single(c => c.Name == "Sku");
Assert.Equal(128, skuColumn.MaxLength);
var priceColumn
= orderLinesCreateTableOperation.Columns
.Single(c => c.Name == "Price");
Assert.Null(priceColumn.StoreType);
Assert.Equal<byte?>(18, priceColumn.Precision);
Assert.Equal<byte?>(2, priceColumn.Scale);
}
public void Can_detect_moved_modification_functions()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>().MapToStoredProcedures();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder
.Entity<MigrationsCustomer>()
.MapToStoredProcedures(
m =>
{
m.Insert(c => c.HasName("MigrationsCustomer_Insert", "foo"));
m.Update(c => c.HasName("delete_it", "foo"));
});
var model2 = modelBuilder.Build(ProviderInfo);
var operations
= new EdmModelDiffer().Diff(model1.GetModel(), model2.GetModel());
Assert.Equal(3, operations.Count());
var moveProcedureOperations
= operations.OfType<MoveProcedureOperation>();
Assert.True(moveProcedureOperations.All(mpo => mpo.NewSchema == "foo"));
}
public void Can_populate_table_model_for_added_tables()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<MigrationsCustomer>();
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(2, operations.OfType<AddForeignKeyOperation>().Count());
var createTableOperation = operations.OfType<CreateTableOperation>().Single(t => t.Name == "ordering.Orders");
Assert.Equal(4, createTableOperation.Columns.Count());
Assert.Equal(1, createTableOperation.PrimaryKey.Columns.Count());
Assert.Equal("OrderId", createTableOperation.PrimaryKey.Columns.Single());
var customerIdColumn = createTableOperation.Columns.Single(c => c.Name == "MigrationsCustomer_Id");
Assert.Equal(PrimitiveTypeKind.Int32, customerIdColumn.Type);
Assert.Null(customerIdColumn.IsNullable);
var orderIdColumn = createTableOperation.Columns.Single(c => c.Name == "OrderId");
Assert.True(orderIdColumn.IsIdentity);
}
public void Can_detect_changed_columns()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<MigrationsCustomer>().Property(c => c.FullName).HasMaxLength(25).IsUnicode(false);
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var column = operations.OfType<AlterColumnOperation>().Single().Column;
Assert.Equal(25, column.MaxLength);
if (DatabaseProvider != DatabaseProvider.SqlServerCe)
{
Assert.False(column.IsUnicode.Value);
}
var inverse = (AlterColumnOperation)operations.OfType<AlterColumnOperation>().Single().Inverse;
Assert.NotNull(inverse);
Assert.Equal("FullName", inverse.Column.Name);
if (DatabaseProvider != DatabaseProvider.SqlServerCe)
{
Assert.Null(inverse.Column.MaxLength);
}
else
{
Assert.Equal(4000, inverse.Column.MaxLength);
}
Assert.Null(inverse.Column.IsUnicode);
}
public void Can_detect_timestamp_columns()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<Order>();
var model2 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
modelBuilder.Entity<Order>().Ignore(o => o.Version);
var model1 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var column = operations.OfType<AddColumnOperation>().Single().Column;
Assert.True(column.IsTimestamp);
}
public void Can_detect_changed_primary_key_when_table_renamed()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<OrderLine>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
modelBuilder.Entity<OrderLine>()
.HasKey(
ol => new
{
ol.Id,
ol.OrderId
})
.ToTable("tbl_OrderLines");
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(4, operations.Count());
var addPrimaryKeyOperation = operations.OfType<AddPrimaryKeyOperation>().Single();
Assert.Equal("dbo.tbl_OrderLines", addPrimaryKeyOperation.Table);
Assert.Equal("Id", addPrimaryKeyOperation.Columns.First());
Assert.Equal("OrderId", addPrimaryKeyOperation.Columns.Last());
var dropPrimaryKeyOperation = operations.OfType<DropPrimaryKeyOperation>().Single();
Assert.Equal("dbo.OrderLines", dropPrimaryKeyOperation.Table);
Assert.Equal("Id", dropPrimaryKeyOperation.Columns.Single());
}
public void Can_detect_added_tables()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
modelBuilder.Entity<OrderLine>()
.HasTableAnnotation("AT1", "VT1")
.ToTable("[foo.[]]].bar")
.Property(e => e.OrderId)
.HasColumnAnnotation("AP1", "VP1")
.HasColumnAnnotation(IndexAnnotation.AnnotationName, new IndexAnnotation(new IndexAttribute("Bella")));
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(model1.GetModel(), model2.GetModel());
Assert.Equal(2, operations.Count());
var createTableOperation = operations.OfType<CreateTableOperation>().Single();
Assert.Equal("[foo.[]]].bar", createTableOperation.Name);
Assert.Equal("VT1", createTableOperation.Annotations["AT1"]);
var column = createTableOperation.Columns.Single(c => c.Name == "OrderId");
Assert.Null(column.Annotations["AP1"].OldValue);
Assert.Equal("VP1", column.Annotations["AP1"].NewValue);
var createIndexOperation = operations.OfType<CreateIndexOperation>().Single();
Assert.Equal("Bella", createIndexOperation.Name);
Assert.Equal("[foo.[]]].bar", createIndexOperation.Table);
Assert.Equal(new List<string> { "OrderId" }, createIndexOperation.Columns);
}
public void Should_detect_fk_drop_create_when_ia_to_fk_association_and_cascade_changes()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<Comment>().Ignore(c => c.MigrationsBlogId); // IA
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
modelBuilder.Entity<Comment>().HasOptional(c => c.Blog).WithMany().WillCascadeOnDelete();
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(5, operations.Count());
var dropForeignKeyOperation = operations.OfType<DropForeignKeyOperation>().Single();
Assert.Equal("dbo.Comments", dropForeignKeyOperation.DependentTable);
Assert.Equal("Blog_MigrationsBlogId", dropForeignKeyOperation.DependentColumns.Single());
var dropForeignKeyOperationInverse = (AddForeignKeyOperation)dropForeignKeyOperation.Inverse;
Assert.Equal("dbo.Comments", dropForeignKeyOperationInverse.DependentTable);
Assert.Equal("Blog_MigrationsBlogId", dropForeignKeyOperationInverse.DependentColumns.Single());
var dropIndexOperation = operations.OfType<DropIndexOperation>().Single();
Assert.Equal("dbo.Comments", dropIndexOperation.Table);
Assert.Equal("Blog_MigrationsBlogId", dropIndexOperation.Columns.Single());
var dropIndexOperationInverse = (CreateIndexOperation)dropIndexOperation.Inverse;
Assert.Equal("dbo.Comments", dropIndexOperationInverse.Table);
Assert.Equal("Blog_MigrationsBlogId", dropIndexOperationInverse.Columns.Single());
}
public void Can_detect_discriminator_column_rename()
{
var modelBuilder = new DbModelBuilder();
modelBuilder
.Entity<MigrationsCustomer>()
.Map(
c =>
{
c.Requires("disc0").HasValue("2");
c.Requires("disc1").HasValue("PC");
});
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
modelBuilder
.Entity<MigrationsCustomer>()
.Map(
c =>
{
c.Requires("new_disc1").HasValue("PC");
c.Requires("new_disc0").HasValue("2");
});
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(2, operations.Count());
var columnRename = operations.OfType<RenameColumnOperation>().ElementAt(0);
Assert.Equal("dbo.MigrationsCustomers", columnRename.Table);
Assert.Equal("disc0", columnRename.Name);
Assert.Equal("new_disc0", columnRename.NewName);
columnRename = operations.OfType<RenameColumnOperation>().ElementAt(1);
Assert.Equal("dbo.MigrationsCustomers", columnRename.Table);
Assert.Equal("disc1", columnRename.Name);
Assert.Equal("new_disc1", columnRename.NewName);
}
public void Can_detect_added_columns()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<OrderLine>();
var model2 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<OrderLine>().Ignore(ol => ol.OrderId);
var model1 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var addColumnOperation = operations.OfType<AddColumnOperation>().Single();
Assert.Equal("dbo.OrderLines", addColumnOperation.Table);
Assert.Equal("OrderId", addColumnOperation.Column.Name);
Assert.Equal(PrimitiveTypeKind.Int32, addColumnOperation.Column.Type);
Assert.False(addColumnOperation.Column.IsNullable.Value);
}
public void Can_detect_dropped_columns()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<Order>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
modelBuilder.Entity<Order>().Ignore(o => o.Version);
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var dropColumnOperation = operations.OfType<DropColumnOperation>().Single();
Assert.Equal("ordering.Orders", dropColumnOperation.Table);
Assert.Equal("Version", dropColumnOperation.Name);
var inverse = (AddColumnOperation)dropColumnOperation.Inverse;
Assert.NotNull(inverse);
Assert.Equal("ordering.Orders", inverse.Table);
Assert.Equal("Version", inverse.Column.Name);
}
public void Can_detect_removed_tables()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<OrderLine>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var inverse = (CreateTableOperation)operations.OfType<DropTableOperation>().Single().Inverse;
Assert.NotNull(inverse);
Assert.Equal("dbo.OrderLines", inverse.Name);
Assert.Equal(8, inverse.Columns.Count());
}
public void Should_not_detect_identity_when_not_valid_identity_type_for_ddl()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder = new DbModelBuilder();
WhenSqlCe(
() =>
{
modelBuilder.Entity<MigrationsStore>().Ignore(e => e.Location);
modelBuilder.Entity<MigrationsStore>().Ignore(e => e.FloorPlan);
});
modelBuilder
.Entity<MigrationsStore>()
.Property(s => s.Name)
.HasDatabaseGeneratedOption(DatabaseGeneratedOption.Identity);
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var column = operations.OfType<CreateTableOperation>().Single().Columns.Single(c => c.Name == "Name");
Assert.False(column.IsIdentity);
}
public void Can_detect_moved_tables()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<MigrationsCustomer>().ToTable("MigrationsCustomers", "foo");
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var moveTableOperation = operations.OfType<MoveTableOperation>().Single();
Assert.Equal("dbo.MigrationsCustomers", moveTableOperation.Name);
Assert.Equal("foo", moveTableOperation.NewSchema);
}
[MigrationsTheory] // CodePlex 726
public void Can_handle_max_length_set_to_MAX_in_SSDL()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>().Property(c => c.Photo).HasMaxLength(100);
modelBuilder.Entity<MigrationsCustomer>().Property(c => c.FullName).HasMaxLength(100);
var sourceModel = modelBuilder.Build(ProviderInfo).GetModel();
modelBuilder.Entity<MigrationsCustomer>().Property(c => c.Photo).IsMaxLength();
modelBuilder.Entity<MigrationsCustomer>().Property(c => c.FullName).IsMaxLength();
var targetModel = modelBuilder.Build(ProviderInfo).GetModel();
// Artificially add MaxLength=MAX to a couple of properties
var customerEntity = targetModel
.Elements().First()
.Elements().First()
.Elements().Single(e => e.Name.LocalName == "StorageModels")
.Elements().Single(e => e.Name.LocalName == "Schema")
.Elements().Single(e => e.Name.LocalName == "EntityType" && e.Attributes("Name").Any(a => a.Value == "MigrationsCustomer"));
customerEntity.Elements().Single(e => e.Name.LocalName == "Property" && e.Attributes("Name").Any(a => a.Value == "FullName"))
.Add(new XAttribute("MaxLength", "Max"));
customerEntity.Elements().Single(e => e.Name.LocalName == "Property" && e.Attributes("Name").Any(a => a.Value == "Photo"))
.Add(new XAttribute("MaxLength", "MAX"));
DbProviderInfo providerInfo;
var storageMappingItemCollection = sourceModel.GetStorageMappingItemCollection(out providerInfo);
var sourceMetadata = new EdmModelDiffer.ModelMetadata
{
Model = sourceModel,
StoreItemCollection = storageMappingItemCollection.StoreItemCollection,
StorageEntityContainerMapping
= storageMappingItemCollection.GetItems<StorageEntityContainerMapping>().Single(),
ProviderManifest = GetProviderManifest(providerInfo),
ProviderInfo = providerInfo
};
var targetMetadata = new EdmModelDiffer.ModelMetadata
{
Model = targetModel,
// Use the source model here since it doesn't effect the test and the SQL Server provider
// won't load the target model
StoreItemCollection = storageMappingItemCollection.StoreItemCollection,
StorageEntityContainerMapping
= storageMappingItemCollection.GetItems<StorageEntityContainerMapping>().Single(),
ProviderManifest = GetProviderManifest(providerInfo),
ProviderInfo = providerInfo
};
var operations = new EdmModelDiffer().Diff(sourceMetadata, targetMetadata, null, null);
Assert.Equal(2, operations.Count());
operations.OfType<AlterColumnOperation>().Each(
o =>
{
Assert.Null(o.Column.MaxLength);
Assert.Equal(100, ((AlterColumnOperation)o.Inverse).Column.MaxLength);
});
}
public void Moved_tables_should_include_create_table_operation()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>();
var model1 = modelBuilder.Build(ProviderInfo).GetModel();
modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>().ToTable("MigrationsCustomer", "foo");
var model2 = modelBuilder.Build(ProviderInfo).GetModel();
var operations = new EdmModelDiffer().Diff(model1, model2);
var moveTableOperation
= operations.OfType<MoveTableOperation>().Single();
Assert.NotNull(moveTableOperation.CreateTableOperation);
Assert.Equal("dbo.MigrationsCustomer", moveTableOperation.Name);
Assert.Equal("foo.MigrationsCustomer", moveTableOperation.CreateTableOperation.Name);
}
public void Can_detect_added_tables()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<OrderLine>().ToTable("[foo.[]]].bar");
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var createTableOperation = operations.OfType<CreateTableOperation>().Single();
Assert.Equal("[foo.[]]].bar", createTableOperation.Name);
}
public void Can_detect_simple_table_rename()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<MigrationsCustomer>().ToTable("Customer");
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var tableRename = operations.OfType<RenameTableOperation>().Single();
Assert.Equal("dbo.MigrationsCustomers", tableRename.Name);
Assert.Equal("Customer", tableRename.NewName);
}
public void Can_detect_custom_store_type()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<OrderLine>();
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
var createTableOperation = operations.OfType<CreateTableOperation>().Single();
var column = createTableOperation.Columns.Single(c => c.Name == "Total");
Assert.Equal("money", column.StoreType);
createTableOperation.Columns.Except(new[] { column }).Each(c => Assert.Null(c.StoreType));
}
public void Can_detect_simple_column_rename()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<MigrationsCustomer>().Property(p => p.Name).HasColumnName("col_Name");
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var columnRename = operations.OfType<RenameColumnOperation>().Single();
Assert.Equal("dbo.MigrationsCustomers", columnRename.Table);
Assert.Equal("Name", columnRename.Name);
Assert.Equal("col_Name", columnRename.NewName);
}
public void Can_detect_added_foreign_keys()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<Order>();
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(4, operations.Count());
Assert.Equal(2, operations.OfType<CreateTableOperation>().Count());
Assert.Equal(1, operations.OfType<CreateIndexOperation>().Count());
// create fk indexes first
Assert.True(
operations.Select(
(o, i) => new
{
o,
i
}).Single(a => a.o is CreateIndexOperation).i <
operations.Select(
(o, i) => new
{
o,
i
}).Single(a => a.o is AddForeignKeyOperation).i);
var addForeignKeyOperation = operations.OfType<AddForeignKeyOperation>().Single();
Assert.Equal("ordering.Orders", addForeignKeyOperation.PrincipalTable);
Assert.Equal("OrderId", addForeignKeyOperation.PrincipalColumns.Single());
Assert.Equal("dbo.OrderLines", addForeignKeyOperation.DependentTable);
Assert.Equal("OrderId", addForeignKeyOperation.DependentColumns.Single());
Assert.True(addForeignKeyOperation.CascadeDelete);
}
public void Can_detect_simple_column_rename_when_entity_split()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>()
.Map(
mc =>
{
mc.Properties(
c => new
{
c.Id,
c.FullName,
c.HomeAddress,
c.WorkAddress
});
mc.ToTable("MigrationsCustomers");
})
.Map(
mc =>
{
mc.Properties(
c => new
{
c.Name
});
mc.ToTable("Customers_Split");
});
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<MigrationsCustomer>().Property(p => p.Name).HasColumnName("col_Name");
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(1, operations.Count());
var columnRename = operations.OfType<RenameColumnOperation>().Single();
Assert.Equal("dbo.Customers_Split", columnRename.Table);
Assert.Equal("Name", columnRename.Name);
Assert.Equal("col_Name", columnRename.NewName);
}
public void Can_detect_removed_foreign_keys()
{
var modelBuilder = new DbModelBuilder();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<Order>();
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model2.GetModel(), model1.GetModel());
Assert.Equal(4, operations.Count());
Assert.Equal(2, operations.OfType<DropTableOperation>().Count());
Assert.Equal(1, operations.OfType<DropIndexOperation>().Count());
// drop fks before indexes
Assert.True(
operations.Select(
(o, i) => new
{
o,
i
}).Single(a => a.o is DropForeignKeyOperation).i <
operations.Select(
(o, i) => new
{
o,
i
}).Single(a => a.o is DropIndexOperation).i);
var dropForeignKeyOperation = operations.OfType<DropForeignKeyOperation>().Single();
Assert.Equal("ordering.Orders", dropForeignKeyOperation.PrincipalTable);
Assert.Equal("dbo.OrderLines", dropForeignKeyOperation.DependentTable);
Assert.Equal("OrderId", dropForeignKeyOperation.DependentColumns.Single());
var inverse = (AddForeignKeyOperation)dropForeignKeyOperation.Inverse;
Assert.Equal("ordering.Orders", inverse.PrincipalTable);
Assert.Equal("OrderId", inverse.PrincipalColumns.Single());
Assert.Equal("dbo.OrderLines", inverse.DependentTable);
Assert.Equal("OrderId", inverse.DependentColumns.Single());
}
public void Can_detect_complex_column_rename()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<MigrationsCustomer>();
var model1 = modelBuilder.Build(ProviderInfo);
modelBuilder.Entity<MigrationsCustomer>().Property(p => p.HomeAddress.City).HasColumnName("HomeCity");
modelBuilder.Entity<MigrationsCustomer>().Property(p => p.WorkAddress.City).HasColumnName("WorkCity");
var model2 = modelBuilder.Build(ProviderInfo);
var operations = new EdmModelDiffer().Diff(
model1.GetModel(), model2.GetModel());
Assert.Equal(2, operations.Count());
var columnRename = operations.OfType<RenameColumnOperation>().ElementAt(0);
Assert.Equal("dbo.MigrationsCustomers", columnRename.Table);
Assert.Equal("HomeAddress_City", columnRename.Name);
Assert.Equal("HomeCity", columnRename.NewName);
columnRename = operations.OfType<RenameColumnOperation>().ElementAt(1);
Assert.Equal("dbo.MigrationsCustomers", columnRename.Table);
Assert.Equal("WorkAddress_City", columnRename.Name);
Assert.Equal("WorkCity", columnRename.NewName);
}