Add `TenantSettingValueProvider_Tests` and `CurrentUserTenantResolveContributor_Tests`.

framework/src/Volo.Abp.MultiTenancy/Volo/Abp/MultiTenancy/AbpMultiTenancyModule.cs

@@ -31,7 +31,7 @@ public class AbpMultiTenancyModule : AbpModule
 
         Configure<AbpTenantResolveOptions>(options =>
         {
-            options.TenantResolvers.Add(new CurrentUserTenantResolveContributor());
+            options.TenantResolvers.Insert(0, new CurrentUserTenantResolveContributor());
         });
     }
 }

framework/test/Volo.Abp.MultiTenancy.Tests/Volo/Abp/MultiTenancy/CurrentUserTenantResolveContributor_Tests.cs

@@ -0,0 +1,37 @@
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Options;
+using Shouldly;
+using Volo.Abp.Settings;
+using Xunit;
+
+namespace Volo.Abp.MultiTenancy;
+
+public class CurrentUserTenantResolveContributor_Tests : MultiTenancyTestBase
+{
+    protected override void AfterAddApplication(IServiceCollection services)
+    {
+        services.Configure<AbpTenantResolveOptions>(options =>
+        {
+            options.TenantResolvers.Add(new TestTenantResolveContributor());
+        });
+    }
+
+    [Fact]
+    public void CurrentUserTenantResolveContributor_Should_Add_First()
+    {
+        var options = GetRequiredService<IOptions<AbpTenantResolveOptions>>().Value;
+        options.TenantResolvers.First().GetType().ShouldBe(typeof(CurrentUserTenantResolveContributor));
+    }
+
+    class TestTenantResolveContributor : ITenantResolveContributor
+    {
+        public string Name { get; }
+
+        public Task ResolveAsync(ITenantResolveContext context)
+        {
+            throw new System.NotImplementedException();
+        }
+    }
+}

framework/test/Volo.Abp.MultiTenancy.Tests/Volo/Abp/MultiTenancy/TenantSettingValueProvider_Tests.cs

@@ -0,0 +1,21 @@
+using Microsoft.Extensions.Options;
+using Shouldly;
+using Volo.Abp.Settings;
+using Xunit;
+
+namespace Volo.Abp.MultiTenancy;
+
+public class TenantSettingValueProvider_Tests : MultiTenancyTestBase
+{
+    [Fact]
+    public void TenantSettingValueProvider_Should_Add_Correction()
+    {
+        var options = GetRequiredService<IOptions<AbpSettingOptions>>().Value;
+
+        options.ValueProviders[0].ShouldBe(typeof(DefaultValueSettingValueProvider));
+        options.ValueProviders[1].ShouldBe(typeof(ConfigurationSettingValueProvider));
+        options.ValueProviders[2].ShouldBe(typeof(GlobalSettingValueProvider));
+        options.ValueProviders[3].ShouldBe(typeof(TenantSettingValueProvider));
+        options.ValueProviders[4].ShouldBe(typeof(UserSettingValueProvider));
+    }
+}