public void Create_migration_metadata()
{
var targetModel = new Metadata.Model();
var upgradeOperations = new MigrationOperation[0];
var downgradeOperations = new MigrationOperation[0];
var migration
= new MigrationMetadata("000000000000001_Name")
{
TargetModel = targetModel,
UpgradeOperations = upgradeOperations,
DowngradeOperations = downgradeOperations,
};
Assert.Equal("000000000000001_Name", migration.MigrationId);
Assert.Same(targetModel, migration.TargetModel);
Assert.Same(upgradeOperations, migration.UpgradeOperations);
Assert.Same(downgradeOperations, migration.DowngradeOperations);
}
public void Generate_migration_metadata_class()
{
var model = new Model();
var entityType = new EntityType("Entity");
entityType.SetKey(entityType.AddProperty("Id", typeof(int)));
model.AddEntityType(entityType);
var migration
= new MigrationMetadata("000000000000001_Name")
{
TargetModel = model
};
var codeGenerator = new CSharpMigrationCodeGenerator(new CSharpModelCodeGenerator());
var stringBuilder = new IndentedStringBuilder();
codeGenerator.GenerateMigrationMetadataClass("MyNamespace", "MyClass", migration, stringBuilder);
Assert.Equal(
@"using Microsoft.Data.Entity.Metadata;
using Microsoft.Data.Entity.Migrations.Infrastructure;
using System;
namespace MyNamespace
{
public partial class MyClass : IMigrationMetadata
{
string IMigrationMetadata.MigrationId
{
get
{
return ""000000000000001_Name"";
}
}
IModel IMigrationMetadata.TargetModel
{
get
{
var builder = new ModelBuilder();
builder.Entity(""Entity"", b =>
{
b.Property<int>(""Id"");
b.Key(""Id"");
});
return builder.Model;
}
}
}
}",
stringBuilder.ToString());
}
public void Generate_migration_class()
{
var upgradeOperations
= new[]
{
new AddColumnOperation("dbo.MyTable", new Column("Foo", typeof(int))),
new AddColumnOperation("dbo.MyTable", new Column("Bar", typeof(int)))
};
var downgradeOperations
= new[]
{
new DropColumnOperation("dbo.MyTable", "Foo"),
new DropColumnOperation("dbo.MyTable", "Bar")
};
var migration
= new MigrationMetadata("000000000000001_Name")
{
UpgradeOperations = upgradeOperations,
DowngradeOperations = downgradeOperations
};
var codeGenerator = new CSharpMigrationCodeGenerator(new CSharpModelCodeGenerator());
var stringBuilder = new IndentedStringBuilder();
codeGenerator.GenerateMigrationClass("MyNamespace", "MyClass", migration, stringBuilder);
Assert.Equal(
@"using Microsoft.Data.Entity.Migrations;
using Microsoft.Data.Entity.Migrations.Builders;
using System;
namespace MyNamespace
{
public partial class MyClass : Migration
{
public override void Up(MigrationBuilder migrationBuilder)
{
migrationBuilder.AddColumn(""dbo.MyTable"", ""Foo"", c => c.Int());
migrationBuilder.AddColumn(""dbo.MyTable"", ""Bar"", c => c.Int());
}
public override void Down(MigrationBuilder migrationBuilder)
{
migrationBuilder.DropColumn(""dbo.MyTable"", ""Foo"");
migrationBuilder.DropColumn(""dbo.MyTable"", ""Bar"");
}
}
}",
stringBuilder.ToString());
}
