Add unit test

modules/identity/test/Volo.Abp.Identity.TestBase/Volo/Abp/Identity/OrganizationUnitRepository_Tests.cs

@@ -143,6 +143,19 @@ namespace Volo.Abp.Identity
             usersCount.ShouldBeGreaterThan(1);
         }
 
+        [Fact]
+        public async Task GetMembersCountOfOrganizationUnitWithParamsAsync()
+        {
+            OrganizationUnit ou = await _organizationUnitRepository.GetAsync("OU111", true);
+            var usersCount = await _organizationUnitRepository.GetMembersCountAsync(ou,"n");
+
+            usersCount.ShouldBeGreaterThan(1);
+            usersCount.ShouldBeLessThanOrEqualTo(5);
+
+            usersCount = await _organizationUnitRepository.GetMembersCountAsync(ou,"undefined-username");
+            usersCount.ShouldBe(0);
+        }
+
         [Fact]
         public async Task GetRolesCountOfOrganizationUnit()
         {