Added AsyncLocalAmbientTenantScopeProvider_Tests.

src/Volo.Abp.MultiTenancy/Volo/Abp/MultiTenancy/AsyncLocalAmbientTenantScopeProvider.cs

@@ -19,7 +19,7 @@ namespace Volo.Abp.MultiTenancy
             _tenant = new AsyncLocal<AmbientTenantScope>();
         }
 
-        public IDisposable CreateScope(TenantInfo tenantInfo)
+        public IDisposable EnterScope(TenantInfo tenantInfo)
         {
             var parentScope = CurrentScope;
             CurrentScope = new AmbientTenantScope(tenantInfo);

src/Volo.Abp.MultiTenancy/Volo/Abp/MultiTenancy/IAmbientTenantScopeProvider.cs

@@ -6,6 +6,6 @@ namespace Volo.Abp.MultiTenancy
     {
         AmbientTenantScope CurrentScope { get; set; }
 
-        IDisposable CreateScope(TenantInfo tenantInfo);
+        IDisposable EnterScope(TenantInfo tenantInfo);
     }
 }

src/Volo.Abp.MultiTenancy/Volo/Abp/MultiTenancy/MultiTenancyManager.cs

@@ -42,7 +42,7 @@ namespace Volo.Abp.MultiTenancy
 
         public IDisposable ChangeTenant(TenantInfo tenantInfo)
         {
-            return _ambientTenantScopeProvider.CreateScope(tenantInfo);
+            return _ambientTenantScopeProvider.EnterScope(tenantInfo);
         }
     }
 }

test/Volo.Abp.MultiTenancy.Tests/Volo/Abp/MultiTenancy/AsyncLocalAmbientTenantScopeProvider_Tests.cs

@@ -0,0 +1,37 @@
+using Shouldly;
+using Xunit;
+
+namespace Volo.Abp.MultiTenancy
+{
+    public class AsyncLocalAmbientTenantScopeProvider_Tests
+    {
+        [Fact]
+        public void Should_Support_Inner_Scopes()
+        {
+            var scopeProvider = new AsyncLocalAmbientTenantScopeProvider();
+
+            scopeProvider.CurrentScope.ShouldBeNull();
+
+            using (scopeProvider.EnterScope(new TenantInfo("1","A")))
+            {
+                scopeProvider.CurrentScope.Tenant.Name.ShouldBe("A");
+
+                using (scopeProvider.EnterScope(new TenantInfo("2", "B")))
+                {
+                    scopeProvider.CurrentScope.Tenant.Name.ShouldBe("B");
+
+                    using (scopeProvider.EnterScope(null))
+                    {
+                        scopeProvider.CurrentScope.Tenant.ShouldBeNull();
+                    }
+
+                    scopeProvider.CurrentScope.Tenant.Name.ShouldBe("B");
+                }
+
+                scopeProvider.CurrentScope.Tenant.Name.ShouldBe("A");
+            }
+
+            scopeProvider.CurrentScope.ShouldBeNull();
+        }
+    }
+}