Adding central time offset reset in model tests as it was missing for AuthenticationSessionTest and UserSessionPersisterProviderTest

Also adding try/finally in other places in the integration tests where it was missing.

Closes #12530

testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/model/UserSessionProviderTest.java

@@ -142,6 +142,7 @@ public class UserSessionProviderTest extends AbstractTestRealmKeycloakTest {
         UserSessionModel[] sessions = createSessions(session);
 
         Time.setOffset(100);
+        try {
 
             UserSessionModel userSession = session.sessions().getUserSession(realm, sessions[0].getId());
             assertSession(userSession, session.users().getUserByUsername(realm, "user1"), "127.0.0.1", started, started, "test-app", "third-party");
@@ -150,9 +151,10 @@ public class UserSessionProviderTest extends AbstractTestRealmKeycloakTest {
 
             userSession = session.sessions().getUserSession(realm, sessions[0].getId());
             assertSession(userSession, session.users().getUserByUsername(realm, "user2"), "127.0.0.6", started + 100, started + 100);
-
+        } finally {
             Time.setOffset(0);
         }
+    }
 
     @Test
     @ModelTest

testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/oauth/ClientAuthSignedJWTTest.java

@@ -1077,8 +1077,12 @@ public class ClientAuthSignedJWTTest extends AbstractKeycloakTest {
         }
 
         Time.setOffset(tokenTimeOffset);
-        String jwt = jwtProvider.createSignedRequestToken(app1.getClientId(), getRealmInfoUrl());
+        String jwt;
+        try {
+            jwt = jwtProvider.createSignedRequestToken(app1.getClientId(), getRealmInfoUrl());
+        } finally {
             Time.setOffset(0);
+        }
         return doClientCredentialsGrantRequest(jwt);
     }
 

testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/session/LastSessionRefreshUnitTest.java

@@ -118,6 +118,7 @@ public class LastSessionRefreshUnitTest extends AbstractKeycloakTest {
 
         @Override
         public void run(KeycloakSession session) {
+            try {
                 // Long timer interval. No message due the timer wasn't executed
                 CrossDCLastSessionRefreshStore customStore1 = createStoreInstance(session, 100000, 10);
                 Time.setOffset(100);
@@ -146,10 +147,10 @@ public class LastSessionRefreshUnitTest extends AbstractKeycloakTest {
                     throw new RuntimeException();
                 }
                 Assert.assertEquals(1, counter.get());
-
+            } finally {
-
                 Time.setOffset(0);
             }
+        }
 
     }
 

testsuite/model/src/test/java/org/keycloak/testsuite/model/KeycloakModelTest.java

@@ -24,6 +24,7 @@ import org.keycloak.authorization.AuthorizationSpi;
 import org.keycloak.authorization.DefaultAuthorizationProviderFactory;
 import org.keycloak.authorization.store.StoreFactorySpi;
 import org.keycloak.cluster.ClusterSpi;
+import org.keycloak.common.util.Time;
 import org.keycloak.component.ComponentFactoryProviderFactory;
 import org.keycloak.component.ComponentFactorySpi;
 import org.keycloak.events.EventStoreSpi;
@@ -557,13 +558,15 @@ public abstract class KeycloakModelTest {
     }
 
     @Before
-    public void createEnvironment() {
+    public final void createEnvironment() {
+        Time.setOffset(0);
         USE_DEFAULT_FACTORY = isUseSameKeycloakSessionFactoryForAllThreads();
         KeycloakModelUtils.runJobInTransaction(getFactory(), this::createEnvironment);
     }
 
     @After
-    public void cleanEnvironment() {
+    public final void cleanEnvironment() {
+        Time.setOffset(0);
         if (getFactory() == null) {
             reinitializeKeycloakSessionFactory();
         }