Completed Testing for login and sign up use case

Author: uoftguy

src/test/java/loginAndSignUpUseCase/userLoginInteractorTest.java

@@ -62,6 +62,7 @@ public UserLoginResponseModel prepareSuccessView(UserLoginResponseModel user) {
 
                 Assertions.assertEquals("Richard", user.getSignedInUsername());
                 Assertions.assertTrue(user.getIsAdmin());
+                Assertions.assertFalse(!user.getIsAdmin());
                 //assertEquals({}, user.getFlashcardSets());
                 return null;
             }

src/test/java/loginAndSignUpUseCase/userRegisterInteractorTest.java

@@ -45,6 +45,7 @@ public UserRegisterResponseModel prepareSuccessView(UserRegisterResponseModel us
                 // are correct
                 Assertions.assertEquals("Steve", user.getSignedUpUsername());
                 Assertions.assertFalse(user.getIsAdmin());
+                Assertions.assertTrue(!user.getIsAdmin());
                 Assertions.assertTrue(gateway.existsByName("Steve"));
                 return null;
             }