/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
    * with the License.  You may obtain a copy of the License at
    *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.apache.syncope.core.provisioning.api.utils;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import java.util.HashSet;
  import java.util.Optional;
  import java.util.Set;
  import org.apache.commons.lang3.tuple.Pair;
  import org.apache.syncope.core.provisioning.api.AbstractTest;
  import org.junit.jupiter.api.Test;
  
  public class RealmUtilsTest extends AbstractTest {
  
      @Test
      public void getGroupOwnerRealm() {
          String realmPath = "realmPath";
          String groupKey = "groupKey";
          assertEquals(realmPath + "@" + groupKey, RealmUtils.getGroupOwnerRealm(realmPath, groupKey));
      }
  
      @Test
      public void parseGroupOwnerRealm() {
          assertEquals(
                  Optional.of(Pair.of("realmPath", "groupKey")),
                  RealmUtils.parseGroupOwnerRealm("realmPath@groupKey"));
          assertFalse(RealmUtils.parseGroupOwnerRealm("realmPath").isPresent());
      }
  
      @Test
      public void normalizingAddTo() {
          Set<String> realms = new HashSet<>();
          realms.add("realm1");
          realms.add("realm2");
          String newRealm = "realm123";
          assertFalse(RealmUtils.normalizingAddTo(realms, newRealm));
          assertEquals(2, realms.size());
  
          realms.clear();
          realms.add("testRealm1");
          realms.add("realm2");
          newRealm = "test";
          assertTrue(RealmUtils.normalizingAddTo(realms, newRealm));
          assertEquals(2, realms.size());
      }
  
      @Test
      public void getEffective() {
          Set<String> allowedRealms = new HashSet<>();
          String requestedRealm = "requestedRealm";
          allowedRealms.add("testRealm1");
          allowedRealms.add("testRealm2");
          allowedRealms.add("testRealm3");
          allowedRealms.add("requestedRealm");
          Set<String> effective = RealmUtils.getEffective(allowedRealms, requestedRealm);
          assertEquals(allowedRealms, effective);
      }
  }