abp/framework/test/Volo.Abp.AutoMapper.Tests/AutoMapper/AbpAutoMapperExtensibleDtoExtensions_Tests.cs

using System.Collections.Generic;
using Microsoft.Extensions.DependencyInjection;
using Shouldly;
using Volo.Abp;
using Volo.Abp.AutoMapper;
using Volo.Abp.Data;
using Volo.Abp.ObjectExtending.TestObjects;
using Volo.Abp.Testing;
using Xunit;

namespace AutoMapper;

public class AbpAutoMapperExtensibleDtoExtensions_Tests : AbpIntegratedTest<AutoMapperTestModule>
{
    private readonly Volo.Abp.ObjectMapping.IObjectMapper _objectMapper;

    public AbpAutoMapperExtensibleDtoExtensions_Tests()
    {
        _objectMapper = ServiceProvider.GetRequiredService<Volo.Abp.ObjectMapping.IObjectMapper>();
    }

    [Fact]
    public void MapExtraPropertiesTo_Should_Only_Map_Defined_Properties_By_Default()
    {
        var person = new ExtensibleTestPerson()
            .SetProperty("Name", "John")
            .SetProperty("Age", 42)
            .SetProperty("ChildCount", 2)
            .SetProperty("Sex", "male")
            .SetProperty("CityName", "Adana");

        var personDto = new ExtensibleTestPersonDto()
            .SetProperty("ExistingDtoProperty", "existing-value");

        _objectMapper.Map(person, personDto);

        personDto.GetProperty<string>("Name").ShouldBe("John"); //Defined in both classes
        personDto.GetProperty<string>("ExistingDtoProperty").ShouldBe("existing-value"); //Should not clear existing values
        personDto.GetProperty<int>("ChildCount").ShouldBe(0); //Not defined in the source, but was set to the default value by ExtensibleTestPersonDto constructor
        personDto.GetProperty("CityName").ShouldBeNull(); //Ignored, but was set to the default value by ExtensibleTestPersonDto constructor
        personDto.HasProperty("Age").ShouldBeFalse(); //Not defined on the destination
        personDto.HasProperty("Sex").ShouldBeFalse(); //Not defined in both classes
    }

    [Fact]
    public void MapExtraProperties_Also_Should_Map_To_RegularProperties()
    {
        var person = new ExtensibleTestPerson()
            .SetProperty("Name", "John")
            .SetProperty("Age", 42);

        var personDto = new ExtensibleTestPersonWithRegularPropertiesDto()
            .SetProperty("IsActive", true);

        _objectMapper.Map(person, personDto);

        //Defined in both classes
        personDto.HasProperty("Name").ShouldBe(false);
        personDto.Name.ShouldBe("John");

        //Defined in both classes
        personDto.HasProperty("Age").ShouldBe(false);
        personDto.Age.ShouldBe(42);

        //Should not clear existing values
        personDto.HasProperty("IsActive").ShouldBe(false);
        personDto.IsActive.ShouldBe(true);
    }

    [Fact]
    public void MapExtraPropertiesTo_Should_Ignored_If_ExtraProperties_Is_Null()
    {
        var person = new ExtensibleTestPerson();
        person.SetExtraPropertiesAsNull();

        var personDto = new ExtensibleTestPersonDto();
        personDto.SetExtraPropertiesAsNull();

        Should.NotThrow(() => _objectMapper.Map(person, personDto));

        person.ExtraProperties.ShouldBe(null);
        personDto.ExtraProperties.ShouldBeEmpty();
    }
}