/*
 * 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.fineract.cn.api.util;

import org.apache.commons.lang.RandomStringUtils;
import org.junit.Assert;
import org.junit.Test;

import java.util.Optional;

/**
 * @author Myrle Krantz
 */
public class UserContextHolderTest {
  @Test
  public void testUserIdentifierCropping()
  {
    final String userIdentifier16 = RandomStringUtils.randomAlphanumeric(16);
    UserContextHolder.setAccessToken(userIdentifier16, "x");

    Assert.assertEquals(UserContextHolder.checkedGetUser(), userIdentifier16);

    final String userIdentifier32 = RandomStringUtils.randomAlphanumeric(32);
    UserContextHolder.setAccessToken(userIdentifier32, "x");

    Assert.assertEquals(UserContextHolder.checkedGetUser(), userIdentifier32);

    final String userIdentifier64 = userIdentifier32 + userIdentifier32;
    UserContextHolder.setAccessToken(userIdentifier64, "x");

    Assert.assertEquals(UserContextHolder.checkedGetUser(), userIdentifier32);
  }

  @Test(expected = IllegalStateException.class)
  public void testUnsetUserIdentifier()
  {
    UserContextHolder.clear();
    UserContextHolder.checkedGetUser();
  }

  @Test(expected = IllegalStateException.class)
  public void testUnsetAccessToken()
  {
    UserContextHolder.clear();
    UserContextHolder.checkedGetAccessToken();
  }

  @Test
  public void testSimpleUnSetAndGet()
  {
    UserContextHolder.clear();
    final Optional<UserContext> userContext = UserContextHolder.getUserContext();
    Assert.assertTrue(!userContext.isPresent());
  }

  @Test
  public void testSimpleSetAndGet()
  {
    final UserContext setUserContext = new UserContext("x", "y");
    UserContextHolder.clear();
    UserContextHolder.setUserContext(setUserContext);
    UserContextHolder.getUserContext().ifPresent(x -> Assert.assertEquals(setUserContext, x));
  }
}