/**
 * 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.cxf.ws.security.tokenstore;

import java.util.Date;

import org.apache.cxf.common.classloader.ClassLoaderUtils;
import org.apache.cxf.message.ExchangeImpl;
import org.apache.cxf.message.Message;
import org.apache.cxf.message.MessageImpl;
import org.apache.cxf.ws.security.SecurityConstants;
import org.junit.BeforeClass;

public class EHCacheTokenStoreTest extends org.junit.Assert {
  
    private static TokenStore store;
    
    @BeforeClass
    public static void init() {
        TokenStoreFactory tokenStoreFactory = new EHCacheTokenStoreFactory();
        Message message = new MessageImpl();
        message.put(
            SecurityConstants.CACHE_CONFIG_FILE, 
            ClassLoaderUtils.getResource("cxf-ehcache.xml", EHCacheTokenStoreTest.class)
        );
        message.setExchange(new ExchangeImpl());
        store = tokenStoreFactory.newTokenStore(SecurityConstants.TOKEN_STORE_CACHE_INSTANCE, message);
    }
    
    // tests TokenStore apis for storing in the cache.
    @org.junit.Test
    public void testTokenAdd() throws Exception {
        String key = "key";
        SecurityToken token = new SecurityToken(key);
        store.add(token);
        assertEquals(token, store.getToken(key));
        store.remove(token.getId());
        assertNull(store.getToken(key));
        
        String newKey = "xyz";
        store.add(newKey, token);
        assertNull(store.getToken(key));
        assertEquals(token, store.getToken(newKey));
        store.remove(newKey);
        assertNull(store.getToken(newKey));
    }
    
    // tests TokenStore apis for storing in the cache with various expiration times
    @org.junit.Test
    public void testTokenAddExpiration() throws Exception {
        SecurityToken expiredToken = new SecurityToken("expiredToken");
        Date currentDate = new Date();
        long currentTime = currentDate.getTime();
        Date expiry = new Date();
        expiry.setTime(currentTime - 5000L);
        expiredToken.setExpires(expiry);
        store.add(expiredToken);
        assertTrue(store.getTokenIdentifiers().isEmpty());
        
        SecurityToken farFutureToken = new SecurityToken("farFuture");
        expiry = new Date();
        expiry.setTime(Long.MAX_VALUE);
        farFutureToken.setExpires(expiry);
        store.add(farFutureToken);
        
        assertTrue(store.getTokenIdentifiers().size() == 1);
        store.remove(farFutureToken.getId());
        assertTrue(store.getTokenIdentifiers().isEmpty());
    }
    
    // tests TokenStore apis for removing from the cache.
    @org.junit.Test
    public void testTokenRemove() {
        SecurityToken token1 = new SecurityToken("token1");
        SecurityToken token2 = new SecurityToken("token2");
        SecurityToken token3 = new SecurityToken("token3");
        store.add(token1);
        store.add(token2);
        store.add(token3);
        assertTrue(store.getTokenIdentifiers().size() == 3);
        store.remove(token3.getId());
        assertNull(store.getToken("test3"));
        store.remove(token1.getId());
        store.remove(token2.getId());
        assertTrue(store.getTokenIdentifiers().size() == 0);
    }
}
