public void Generate_migration_metadata_class()
{
var model = new Metadata.Model();
var entityType = new EntityType("Entity");
entityType.SetKey(entityType.AddProperty("Id", typeof(int)));
model.AddEntityType(entityType);
var migration
= new MigrationMetadata("Name", "Timestamp")
{
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.Name
{
get
{
return ""Name"";
}
}
string IMigrationMetadata.Timestamp
{
get
{
return ""Timestamp"";
}
}
IModel IMigrationMetadata.TargetModel
{
get
{
var builder = new ModelBuilder();
builder.Entity(""Entity"")
.Properties(ps => ps.Property<int>(""Id""))
.Key(""Id"");
return builder.Model;
}
}
}
}",
stringBuilder.ToString());
}
public void Generate_migration_metadata_class()
{
var model = new Model();
var entityType = new EntityType("Entity");
entityType.GetOrSetPrimaryKey(entityType.GetOrAddProperty("Id", typeof(int), shadowProperty: true));
model.AddEntityType(entityType);
var migration
= new MigrationMetadata("000000000000001_Name", typeof(MyContext))
{
TargetModel = model
};
var codeGenerator = new CSharpMigrationCodeGenerator(new CSharpModelCodeGenerator());
var stringBuilder = new IndentedStringBuilder();
codeGenerator.GenerateMigrationMetadataClass("MyNamespace", "MyClass", migration, stringBuilder);
Assert.Equal(
@"using Microsoft.Data.Entity.Commands.Tests.Migrations;
using Microsoft.Data.Entity.Metadata;
using Microsoft.Data.Entity.Migrations.Infrastructure;
using System;
namespace MyNamespace
{
[ContextType(typeof(CSharpMigrationCodeGeneratorTest.MyContext))]
public partial class MyClass : IMigrationMetadata
{
string IMigrationMetadata.MigrationId
{
get
{
return ""000000000000001_Name"";
}
}
IModel IMigrationMetadata.TargetModel
{
get
{
var builder = new BasicModelBuilder();
builder.Entity(""Entity"", b =>
{
b.Property<int>(""Id"");
b.Key(""Id"");
});
return builder.Model;
}
}
}
}",
stringBuilder.ToString());
}
private void GenerateAndValidateCode(MigrationInfo migration)
{
var @namespace = GetType().Namespace + ".DynamicallyCompiled";
var className = "Migration" + Guid.NewGuid().ToString("N");
var generator = new CSharpMigrationCodeGenerator(new CSharpModelCodeGenerator());
var migrationBuilder = new IndentedStringBuilder();
var migrationMetadataBuilder = new IndentedStringBuilder();
generator.GenerateMigrationClass(@namespace, className, migration, migrationBuilder);
generator.GenerateMigrationMetadataClass(@namespace, className, migration, typeof(DbContext), migrationMetadataBuilder);
var migrationSource = migrationBuilder.ToString();
var migrationMetadataSource = migrationMetadataBuilder.ToString();
Assembly.Load("System.Linq.Expressions, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a");
var compiledAssembly = CodeGeneratorTestHelper.Compile(
@namespace + ".dll",
new[] { migrationSource, migrationMetadataSource },
new[]
{
"mscorlib",
"System.Core",
"System.Linq.Expressions",
"System.Runtime",
"EntityFramework.Core",
"EntityFramework.Relational",
"EntityFramework.Migrations"
});
var compiledMigration = new MigrationInfo(
(Migration)compiledAssembly.CreateInstance(@namespace + "." + className));
generator = new CSharpMigrationCodeGenerator(new CSharpModelCodeGenerator());
migrationBuilder = new IndentedStringBuilder();
migrationMetadataBuilder = new IndentedStringBuilder();
generator.GenerateMigrationClass(@namespace, className, compiledMigration, migrationBuilder);
generator.GenerateMigrationMetadataClass(@namespace, className, compiledMigration, typeof(DbContext), migrationMetadataBuilder);
Assert.Equal(migrationSource, migrationBuilder.ToString());
Assert.Equal(migrationMetadataSource, migrationMetadataBuilder.ToString());
}
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());
}