U4-8017 - fix issues with MySql InitColumnTypeMap

src/Umbraco.Core/Persistence/SqlSyntax/MySqlSyntaxProvider.cs

@@ -28,6 +28,8 @@ namespace Umbraco.Core.Persistence.SqlSyntax
             GuidColumnDefinition = "char(36)";
             
             DefaultValueFormat = "DEFAULT {0}";
+
+            InitColumnTypeMap();
         }
 
         public override IEnumerable<string> GetTablesInSchema(Database db)

src/Umbraco.Tests/Persistence/SyntaxProvider/MySqlSyntaxProviderTests.cs

@@ -1,15 +1,17 @@
 using System;
-
+using System.Linq;
 using Moq;
 using NUnit.Framework;
 using Umbraco.Core.Logging;
 using Umbraco.Core.Models.Rdbms;
+using Umbraco.Core.Persistence;
 using Umbraco.Core.Persistence.DatabaseModelDefinitions;
+using Umbraco.Core.Persistence.Migrations;
 using Umbraco.Core.Persistence.SqlSyntax;
 
 namespace Umbraco.Tests.Persistence.SyntaxProvider
 {
-    [NUnit.Framework.Ignore("This doesn't actually test anything")]
+    //[NUnit.Framework.Ignore("This doesn't actually test anything")]
     [TestFixture]
     public class MySqlSyntaxProviderTests
     {
@@ -20,6 +22,7 @@ namespace Umbraco.Tests.Persistence.SyntaxProvider
         }
 
         [Test]
+        [NUnit.Framework.Ignore]
         public void Can_Generate_Create_Table_Statement()
         {
             var type = typeof(TagRelationshipDto);
@@ -48,5 +51,40 @@ namespace Umbraco.Tests.Persistence.SyntaxProvider
         {
             SqlSyntaxContext.SqlSyntaxProvider = null;
         }
+
+        [Test]
+        public void U4_8017()
+        {
+            var logger = Mock.Of<ILogger>();
+            var migration = new TestMigration(SqlSyntaxContext.SqlSyntaxProvider, logger);
+            var context = new MigrationContext(DatabaseProviders.MySql, null, logger);
+            migration.Context = context;
+            migration.Up();
+            var x = context.Expressions;
+            Assert.AreEqual(1, x.Count);
+            var e = x.First().ToString();
+
+            // SQLCE provider *does* use UniqueIdentifier
+            // MySql using GUID...? because InitColumnTypeMap() missing in provider, fixed
+
+            Assert.AreEqual("ALTER TABLE `cmsPropertyTypeGroup` ADD COLUMN `uniqueID` char(36) NOT NULL", e);
+        }
+
+        [Migration("1.0.0", 0, "Test")]
+        private class TestMigration : MigrationBase
+        {
+            public TestMigration(ISqlSyntaxProvider sqlSyntax, ILogger logger) : base(sqlSyntax, logger)
+            {}
+
+            public override void Up()
+            {
+                Create.Column("uniqueID").OnTable("cmsPropertyTypeGroup").AsGuid().NotNullable().WithDefault(SystemMethods.NewGuid);
+            }
+
+            public override void Down()
+            {
+                throw new NotImplementedException();
+            }
+        }
     }
 }