Enhance Mapperly mapping and update related tests

framework/src/Volo.Abp.Mapperly/Volo/Abp/Mapperly/AbpMapperlyConventionalRegistrar.cs

@@ -16,9 +16,9 @@ public class AbpMapperlyConventionalRegistrar : DefaultConventionalRegistrar
     protected override List<Type> GetExposedServiceTypes(Type type)
     {
         var exposedServiceTypes = base.GetExposedServiceTypes(type);
-        var mapperlyInterfaces = type.GetInterfaces()
-            .Where(x => x.IsGenericType && typeof(IAbpMapperly<,>) == x.GetGenericTypeDefinition() ||
-                        x.IsGenericType && typeof(IAbpReverseMapperly<,>) == x.GetGenericTypeDefinition()).ToList();
+        var mapperlyInterfaces = type.GetInterfaces().Where(x =>
+            x.IsGenericType && (typeof(IAbpMapperly<,>) == x.GetGenericTypeDefinition() ||
+                                typeof(IAbpReverseMapperly<,>) == x.GetGenericTypeDefinition()));
         return exposedServiceTypes
             .Union(mapperlyInterfaces)
             .Distinct()

framework/src/Volo.Abp.Mapperly/Volo/Abp/Mapperly/IAbpMapperly.cs

@@ -1,6 +1,6 @@
 namespace Volo.Abp.Mapperly;
 
-public interface IAbpMapperly<TSource, TDestination>
+public interface IAbpMapperly<in TSource, TDestination>
 {
     TDestination Map(TSource source);
 

framework/src/Volo.Abp.Mapperly/Volo/Abp/Mapperly/MapperlyAutoObjectMappingProvider.cs

@@ -5,6 +5,7 @@ using Microsoft.Extensions.DependencyInjection;
 using Volo.Abp.Data;
 using Volo.Abp.ObjectExtending;
 using Volo.Abp.ObjectMapping;
+using Volo.Abp.Reflection;
 
 namespace Volo.Abp.Mapperly;
 
@@ -47,7 +48,8 @@ public class MapperlyAutoObjectMappingProvider : IAutoObjectMappingProvider
             return destination;
         }
 
-        throw new AbpException($"No {nameof(IAbpMapperly<TSource, TDestination>)} mapper found for {typeof(TSource).FullName} to {typeof(TDestination).FullName}");
+        throw new AbpException($"No {TypeHelper.GetFullNameHandlingNullableAndGenerics(typeof(IAbpMapperly<TSource, TDestination>))} or" +
+                               $" {TypeHelper.GetFullNameHandlingNullableAndGenerics(typeof(IAbpReverseMapperly<TSource, TDestination>))} was found");
     }
 
     public virtual TDestination Map<TSource, TDestination>(TSource source, TDestination destination)
@@ -63,7 +65,19 @@ public class MapperlyAutoObjectMappingProvider : IAutoObjectMappingProvider
             return destination;
         }
 
-        throw new AbpException($"No {nameof(IAbpMapperly<TSource, TDestination>)} mapper found for {typeof(TSource).FullName} to {typeof(TDestination).FullName}");
+        var reverseMapper = ServiceProvider.GetService<IAbpReverseMapperly<TSource, TDestination>>();
+        if (reverseMapper != null)
+        {
+            reverseMapper.BeforeReverseMap(source);
+            var destinationExtraProperties = GetExtraProperties(destination);
+            reverseMapper.ReverseMap(source, destination);
+            TryMapExtraProperties(reverseMapper.As<IAbpReverseMapperly<TDestination, TSource>>(), source, destination, destinationExtraProperties);
+            reverseMapper.AfterReverseMap(source, destination);
+            return destination;
+        }
+
+        throw new AbpException($"No {TypeHelper.GetFullNameHandlingNullableAndGenerics(typeof(IAbpMapperly<TSource, TDestination>))} or" +
+                               $" {TypeHelper.GetFullNameHandlingNullableAndGenerics(typeof(IAbpReverseMapperly<TSource, TDestination>))} was found");
     }
 
     protected virtual ExtraPropertyDictionary GetExtraProperties<TDestination>(TDestination destination)

framework/test/Volo.Abp.Mapperly.Tests/Volo/Abp/Mapperly/AbpMapperlyModule_Basic_Tests.cs

@@ -1,4 +1,5 @@
-using Microsoft.Extensions.DependencyInjection;
+using System;
+using Microsoft.Extensions.DependencyInjection;
 using Shouldly;
 using Volo.Abp.Mapperly.SampleClasses;
 using Volo.Abp.ObjectMapping;
@@ -29,10 +30,31 @@ public class AbpMapperlyModule_Basic_Tests : AbpIntegratedTest<MapperlyTestModul
         dto.Number.ShouldBe(42);
     }
 
+    [Fact]
+    public void Should_Map_Objects_With_Existing_Target_Object()
+    {
+        var dto = new MyEntityDto {Id = Guid.Empty, Number = 42};
+
+        _objectMapper.Map<MyEntity, MyEntityDto>(new MyEntity { Id = Guid.NewGuid(), Number = 43 }, dto);
+
+        dto.Number.ShouldBe(43);
+        dto.Id.ShouldNotBe(Guid.Empty);
+    }
+
     [Fact]
     public void Should_Map_Enum()
     {
         var dto = _objectMapper.Map<MyEnum, MyEnumDto>(MyEnum.Value3);
         dto.ShouldBe(MyEnumDto.Value2); //Value2 is same as Value3
     }
+
+    [Fact]
+    public void Should_Throw_Exception_If_Mapper_Is_Not_Found()
+    {
+        var exception = Assert.Throws<AbpException>(() =>_objectMapper.Map<MyEntity, MyClassDto>(new MyEntity()));
+        exception.Message.ShouldBe("No " +
+                                   "Volo.Abp.Mapperly.IAbpMapperly<Volo.Abp.Mapperly.SampleClasses.MyEntity,Volo.Abp.Mapperly.MyClassDto> or " +
+                                   "Volo.Abp.Mapperly.IAbpReverseMapperly<Volo.Abp.Mapperly.SampleClasses.MyEntity,Volo.Abp.Mapperly.MyClassDto>" +
+                                   " was found");
+    }
 }

framework/test/Volo.Abp.Mapperly.Tests/Volo/Abp/Mapperly/AbpAutoMapperModule_Specific_ObjectMapper_Tests.cs → framework/test/Volo.Abp.Mapperly.Tests/Volo/Abp/Mapperly/AbpMapperlyModule_Specific_ObjectMapper_Tests.cs

@@ -11,11 +11,11 @@ using Xunit;
 
 namespace Volo.Abp.Mapperly;
 
-public class AbpAutoMapperModule_Specific_ObjectMapper_Tests : AbpIntegratedTest<MapperlyTestModule>
+public class AbpMapperlyModule_Specific_ObjectMapper_Tests : AbpIntegratedTest<MapperlyTestModule>
 {
     private readonly IObjectMapper _objectMapper;
 
-    public AbpAutoMapperModule_Specific_ObjectMapper_Tests()
+    public AbpMapperlyModule_Specific_ObjectMapper_Tests()
     {
         _objectMapper = ServiceProvider.GetRequiredService<IObjectMapper>();
     }

framework/test/Volo.Abp.Mapperly.Tests/Volo/Abp/Mapperly/ObjectMapperExtensions_Tests.cs

@@ -1,32 +0,0 @@
-using System;
-using Microsoft.Extensions.DependencyInjection;
-using Shouldly;
-using Volo.Abp.Mapperly.SampleClasses;
-using Volo.Abp.ObjectMapping;
-using Volo.Abp.Testing;
-using Xunit;
-
-namespace Volo.Abp.Mapperly;
-
-public class ObjectMapperExtensions_Tests : AbpIntegratedTest<MapperlyTestModule>
-{
-    private readonly IObjectMapper _objectMapper;
-
-    public ObjectMapperExtensions_Tests()
-    {
-        _objectMapper = ServiceProvider.GetRequiredService<IObjectMapper>();
-    }
-
-    [Fact]
-    public void Should_Map_Objects_With_AutoMap_Attributes()
-    {
-        var dto = _objectMapper.Map<MyEntity, MyEntityDto>(
-            new MyEntity
-            {
-                Number = 42
-            }
-        );
-
-        dto.As<MyEntityDto>().Number.ShouldBe(42);
-    }
-}