diff --git a/UnitTest/Bootstrap.DataAccess/MenusTest.cs b/UnitTest/Bootstrap.DataAccess/MenusTest.cs
index fff9e88c..9845b779 100644
--- a/UnitTest/Bootstrap.DataAccess/MenusTest.cs
+++ b/UnitTest/Bootstrap.DataAccess/MenusTest.cs
@@ -1,4 +1,5 @@
-using Xunit;
+using System.Linq;
+using Xunit;
 
 namespace Bootstrap.DataAccess
 {
@@ -19,7 +20,9 @@ namespace Bootstrap.DataAccess
                 Url = "#",
                 ParentId = "0"
             };
+            m.Delete(m.RetrieveAllMenus("Admin").Where(n => n.Name == m.Name).Select(n => n.Id));
             Assert.True(m.Save(m));
+            m.Delete(new string[] { m.Id });
         }
 
         [Fact]
diff --git a/UnitTest/Bootstrap.DataAccess/RolesTest.cs b/UnitTest/Bootstrap.DataAccess/RolesTest.cs
index 21559ee4..693be840 100644
--- a/UnitTest/Bootstrap.DataAccess/RolesTest.cs
+++ b/UnitTest/Bootstrap.DataAccess/RolesTest.cs
@@ -25,10 +25,13 @@ namespace Bootstrap.DataAccess
             var role = new Role()
             {
                 Description = "Role_Desc",
-                RoleName = "UnitTest"
+                RoleName = "UnitTest-Delete"
             };
             role.Save(role);
             Assert.True(role.Delete(new string[] { role.Id.ToString() }));
+
+            // clean
+            role.Delete(role.Retrieves().Where(r => r.RoleName == role.RoleName).Select(r => r.Id));
         }
 
         [Fact]
@@ -37,9 +40,12 @@ namespace Bootstrap.DataAccess
             var role = new Role()
             {
                 Description = "Role_Desc",
-                RoleName = "UnitTest"
+                RoleName = "UnitTest-Save"
             };
             Assert.True(role.Save(role));
+
+            // clean
+            role.Delete(role.Retrieves().Where(r => r.RoleName == role.RoleName).Select(r => r.Id));
         }
 
         [Fact]
diff --git a/UnitTest/Bootstrap.DataAccess/UsersTest.cs b/UnitTest/Bootstrap.DataAccess/UsersTest.cs
index 98129979..2002a464 100644
--- a/UnitTest/Bootstrap.DataAccess/UsersTest.cs
+++ b/UnitTest/Bootstrap.DataAccess/UsersTest.cs
@@ -37,6 +37,7 @@ namespace Bootstrap.DataAccess
         public void RetrieveNewUsers_Ok()
         {
             var u = new User();
+            u.Delete(u.RetrieveNewUsers().Select(usr => usr.Id));
             Assert.Empty(u.RetrieveNewUsers());
         }
 
@@ -63,8 +64,13 @@ namespace Bootstrap.DataAccess
         [Fact]
         public void RetrieveUsersByRoleId_Ok()
         {
-            var u = new User();
-            var users = u.RetrievesByRoleId("1");
+            var rid = new Role().Retrieves().Where(r => r.RoleName == "Administrators").First().Id;
+            var uid = new User().Retrieves().Where(u => u.UserName == "Admin").First().Id;
+            var db = DbManager.Create();
+            db.Execute("delete from userrole where USERID = @0 and ROLEID = @1", uid, rid);
+            db.Execute("insert into userrole (USERID, ROLEID) values (@0, @1)", uid, rid);
+
+            var users = new User().RetrievesByRoleId(rid);
             Assert.NotEmpty(users);
             Assert.Contains(users, usr => usr.Checked == "checked");
         }
@@ -72,8 +78,9 @@ namespace Bootstrap.DataAccess
         [Fact]
         public void RetrievesByGroupId_Ok()
         {
+            var gid = new Group().Retrieves().Where(r => r.GroupName == "Admin").First().Id;
             var u = new User();
-            var users = u.RetrievesByGroupId("1");
+            var users = u.RetrievesByGroupId(gid);
             Assert.NotEmpty(users);
             Assert.Contains(users, usr => !usr.Checked.IsNullOrEmpty());
         }