Relation SourceCode Generator WIP2 (fixes regressions form previous commit)

Author: Bobris

BTDB.SourceGenerator.Test/RelationTests.VerifyRelationWithSecondaryKey#TestNamespace.IPersonTable.g.verified.cs

@@ -0,0 +1,26 @@
+//HintName: TestNamespace.IPersonTable.g.cs
+// <auto-generated/>
+#pragma warning disable 612,618
+#nullable enable
+using System;
+using System.Runtime.CompilerServices;
+// Name: IPersonTable
+// Field: ParentId int
+//           PrimaryIndex: 1
+// Field: PersonId int
+//           PrimaryIndex: 2
+//           SecondaryIndex PersonId: 1
+// Field: Name string reference
+//           PrimaryIndex: 3 InKeyValue
+// Field: LowerCaseName string reference computed
+//           SecondaryIndex LowerCaseName: 2 IncludePrimaryKeyOrder 1
+
+namespace TestNamespace;
+[CompilerGenerated]
+static file class IPersonTableRegistration
+{
+    [ModuleInitializer]
+    internal static unsafe void Register4BTDB()
+    {
+    }
+}

BTDB.SourceGenerator.Test/RelationTests.VerifyRelationWithSecondaryKey#TestNamespace.Person.g.verified.cs

@@ -0,0 +1,73 @@
+//HintName: TestNamespace.Person.g.cs
+// <auto-generated/>
+#pragma warning disable 612,618
+using System;
+using System.Runtime.CompilerServices;
+
+namespace TestNamespace;
+
+[CompilerGenerated]
+static file class PersonRegistration
+{
+    [UnsafeAccessor(UnsafeAccessorKind.Constructor)]
+    extern static global::TestNamespace.Person Creator();
+    [UnsafeAccessor(UnsafeAccessorKind.Field, Name = "<ParentId>k__BackingField")]
+    extern static ref int Field1(global::TestNamespace.Person @this);
+    [UnsafeAccessor(UnsafeAccessorKind.Field, Name = "<PersonId>k__BackingField")]
+    extern static ref int Field2(global::TestNamespace.Person @this);
+    [UnsafeAccessor(UnsafeAccessorKind.Field, Name = "<Name>k__BackingField")]
+    extern static ref string Field3(global::TestNamespace.Person @this);
+    [UnsafeAccessor(UnsafeAccessorKind.Method, Name = "get_LowerCaseName")]
+    extern static string Getter4(global::TestNamespace.Person @this);
+    static void GenGetter4(object @this, ref byte value)
+    {
+        Unsafe.As<byte, string>(ref value) = Getter4(Unsafe.As<global::TestNamespace.Person>(@this));
+    }
+    [ModuleInitializer]
+    internal static unsafe void Register4BTDB()
+    {
+        global::BTDB.IOC.IContainer.RegisterFactory(typeof(global::TestNamespace.Person), (container, ctx) =>
+        {
+            return (container2, ctx2) =>
+            {
+                var res = new global::TestNamespace.Person();
+                return res;
+            };
+        });
+        var metadata = new global::BTDB.Serialization.ClassMetadata();
+        metadata.Name = "Person";
+        metadata.Type = typeof(global::TestNamespace.Person);
+        metadata.Namespace = "TestNamespace";
+        metadata.Implements = [];
+        metadata.Creator = &Creator;
+        var dummy = Unsafe.As<global::TestNamespace.Person>(metadata);
+        metadata.Fields = new global::BTDB.Serialization.FieldMetadata[]
+        {
+            new global::BTDB.Serialization.FieldMetadata
+            {
+                Name = "ParentId",
+                Type = typeof(int),
+                ByteOffset = global::BTDB.Serialization.RawData.CalcOffset(dummy, ref Field1(dummy)),
+            },
+            new global::BTDB.Serialization.FieldMetadata
+            {
+                Name = "PersonId",
+                Type = typeof(int),
+                ByteOffset = global::BTDB.Serialization.RawData.CalcOffset(dummy, ref Field2(dummy)),
+            },
+            new global::BTDB.Serialization.FieldMetadata
+            {
+                Name = "Name",
+                Type = typeof(string),
+                ByteOffset = global::BTDB.Serialization.RawData.CalcOffset(dummy, ref Field3(dummy)),
+            },
+            new global::BTDB.Serialization.FieldMetadata
+            {
+                Name = "LowerCaseName",
+                Type = typeof(string),
+                PropRefGetter = &GenGetter4,
+            },
+        };
+        global::BTDB.Serialization.ReflectionMetadata.Register(metadata);
+    }
+}

BTDB.SourceGenerator.Test/RelationTests.cs

@@ -26,4 +26,27 @@ public interface IPersonTable : ICovariantRelation<Person>
             }
             """);
     }
+
+    [Fact]
+    public Task VerifyRelationWithSecondaryKey()
+    {
+        // language=cs
+        return VerifySourceGenerator("""
+            using BTDB.ODBLayer;
+
+            namespace TestNamespace;
+
+            public class Person
+            {
+                [PrimaryKey(1)] public int ParentId { get; set; }
+                [PrimaryKey(2)] [SecondaryKey("PersonId", Order = 1) public int PersonId { get; set; }
+                [PrimaryKey(3, true)] public string Name { get; set; } = null!;
+                [SecondaryKey("LowerCaseName", IncludePrimaryKeyOrder = 1, Order = 2)] public string LowerCaseName => Name.ToLower();
+            }
+
+            public interface IPersonTable : IRelation<Person>
+            {
+            }
+            """);
+    }
 }