Initial port of the SchemaUpdate feature.

SVN: trunk@3135

Author: ayende

src/NHibernate.Test/NHibernate.Test-2.0.csproj

@@ -532,6 +532,8 @@
     <Compile Include="QueryTest\PositionalParametersFixture.cs" />
     <Compile Include="QueryTest\QueryParametersFixture.cs" />
     <Compile Include="ReflectionOptimizerTest\LcgFixture.cs" />
+    <Compile Include="SchemaUpdate\MigrationFixture.cs" />
+    <Compile Include="SchemaUpdate\Version.cs" />
     <Compile Include="SecondLevelCacheTest\Item.cs" />
     <Compile Include="SecondLevelCacheTest\SecondLevelCacheTest.cs" />
     <Compile Include="Assertions\HaveSerializableAttributeAsserter.cs" />
@@ -1071,6 +1073,10 @@
   <ItemGroup>
     <EmbeddedResource Include="NHSpecificTest\NH995\Mappings.hbm.xml" />
   </ItemGroup>
+  <ItemGroup>
+    <EmbeddedResource Include="SchemaUpdate\1_Version.hbm.xml" />
+    <EmbeddedResource Include="SchemaUpdate\2_Version.hbm.xml" />
+  </ItemGroup>
   <ItemGroup>
     <Folder Include="Properties\" />
     <Folder Include="Unionsubclass2\" />

src/NHibernate.Test/SchemaUpdate/1_Version.hbm.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0"?>
+<hibernate-mapping xmlns="urn:nhibernate-mapping-2.2"
+				   namespace="NHibernate.Test.SchemaUpdate"
+				   assembly="NHibernate.Test">
+
+	<class name="Version">
+		<id name="Id">
+			<generator class="NHibernate.Id.TableHiLoGenerator">
+                <param name="table">uid_table</param>
+                <param name="column">next_hi_value_column</param>
+        	</generator>
+		</id>
+		<property name="Description"/>
+		<many-to-one name="Previous"/>
+	</class>
+	
+</hibernate-mapping>
+

src/NHibernate.Test/SchemaUpdate/2_Version.hbm.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0"?>
+<hibernate-mapping xmlns="urn:nhibernate-mapping-2.2"
+				   namespace="NHibernate.Test.SchemaUpdate"
+				   assembly="NHibernate.Test">
+
+	<class name="Version">
+		<id name="Id">
+			<generator class="NHibernate.Id.TableHiLoGenerator">
+                <param name="table">uid_table</param>
+                <param name="column">next_hi_value_column</param>
+        	</generator>
+		</id>
+		<property name="Description"/>	
+		<property name="Name"/>			
+	</class>
+	
+</hibernate-mapping>
+

src/NHibernate.Test/SchemaUpdate/MigrationFixture.cs

@@ -0,0 +1,40 @@
+namespace NHibernate.Test.SchemaUpdate
+{
+	using System;
+	using System.IO;
+	using System.Reflection;
+	using Cfg;
+	using NHibernate.Tool.hbm2ddl;
+	using NUnit.Framework;
+
+	[TestFixture]
+	public class MigrationFixture
+	{
+		[Test]
+		public void SimpleColumnAddition()
+		{
+			String resource2 = "NHibernate.Test.SchemaUpdate.2_Version.hbm.xml";
+			String resource1 = "NHibernate.Test.SchemaUpdate.1_Version.hbm.xml";
+
+			Configuration v1cfg = new Configuration();
+			using (Stream stream = Assembly.GetExecutingAssembly().GetManifestResourceStream(resource1))
+				v1cfg.AddInputStream(stream);
+			new SchemaExport(v1cfg).Execute(false, true, true, false);
+
+			SchemaUpdate v1schemaUpdate = new SchemaUpdate(v1cfg);
+			v1schemaUpdate.Execute(true, true);
+
+			Assert.AreEqual(0, v1schemaUpdate.getExceptions().Count);
+
+			Configuration v2cfg = new Configuration();
+			using (Stream stream = Assembly.GetExecutingAssembly().GetManifestResourceStream(resource2))
+				v2cfg.AddInputStream(stream);
+			
+
+			SchemaUpdate v2schemaUpdate = new SchemaUpdate(v2cfg);
+			v2schemaUpdate.Execute(true, true);
+			Assert.AreEqual(0, v2schemaUpdate.getExceptions().Count);
+
+		}
+	}
+}

src/NHibernate.Test/SchemaUpdate/Version.cs

@@ -0,0 +1,35 @@
+namespace NHibernate.Test.SchemaUpdate
+{
+	public class Version
+	{
+		private int id;
+		private string name;
+		private string description;
+		private Version previous;
+
+		public virtual int Id
+		{
+			get { return id; }
+			set { id = value; }
+		}
+
+		public virtual string Name
+		{
+			get { return name; }
+			set { name = value; }
+		}
+
+		public virtual string Description
+		{
+			get { return description; }
+			set { description = value; }
+		}
+
+
+		public virtual Version Previous
+		{
+			get { return previous; }
+			set { previous = value; }
+		}
+	}
+}