Jo Shields a575963da9 Imported Upstream version 3.6.0
Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14
2014-08-13 10:39:27 +01:00

96 lines
3.4 KiB
C#

// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
namespace System.Data.Entity
{
using System.Collections.Generic;
using System.Data.Entity.Core;
using System.Data.Entity.Core.Mapping;
using System.Data.Entity.Core.Metadata.Edm;
using System.Data.Entity.ModelConfiguration.Edm;
using System.Data.Entity.ModelConfiguration.Edm.Serialization;
using System.Data.Entity.Utilities;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Text;
using System.Xml;
using Xunit;
public static class DbDatabaseMappingExtensions
{
internal static void ShellEdmx(this DbDatabaseMapping databaseMapping, string fileName = "Dump.edmx")
{
new EdmxSerializer().Serialize(
databaseMapping, databaseMapping.Database.ProviderInfo,
XmlWriter.Create(
File.CreateText(fileName),
new XmlWriterSettings
{
Indent = true
}));
Process.Start(fileName);
}
internal static bool EdmxIsEqualTo(
this DbDatabaseMapping databaseMapping,
DbDatabaseMapping otherDatabaseMapping)
{
return SerializeToString(databaseMapping) == SerializeToString(otherDatabaseMapping);
}
internal static string SerializeToString(DbDatabaseMapping databaseMapping)
{
var edmx = new StringBuilder();
new EdmxSerializer().Serialize(
databaseMapping, databaseMapping.Database.ProviderInfo,
XmlWriter.Create(
edmx, new XmlWriterSettings
{
Indent = true
}));
return edmx.ToString();
}
internal static void AssertValid(this DbDatabaseMapping databaseMapping)
{
AssertValid(databaseMapping, false);
}
internal static void AssertValid(this DbDatabaseMapping databaseMapping, bool shouldThrow)
{
var storageItemMappingCollection = databaseMapping.ToStorageMappingItemCollection();
IList<EdmSchemaError> errors;
storageItemMappingCollection.GenerateEntitySetViews(out errors);
if (errors.Any())
{
var errorMessage = new StringBuilder();
errorMessage.AppendLine();
foreach (var error in errors)
{
errorMessage.AppendLine(error.ToString());
}
if (shouldThrow)
{
throw new MappingException(errorMessage.ToString());
}
Assert.True(false, errorMessage.ToString());
}
}
internal static StorageMappingItemCollection ToStorageMappingItemCollection(this DbDatabaseMapping databaseMapping)
{
DebugCheck.NotNull(databaseMapping);
return databaseMapping.ToStorageMappingItemCollection(
new EdmItemCollection(databaseMapping.Model),
new StoreItemCollection(databaseMapping.Database));
}
}
}