/*
 * 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.jackrabbit.core.data;

import java.io.File;
import java.io.FileOutputStream;
import java.util.Properties;

import javax.jcr.RepositoryException;

import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class TestCachingFDS extends TestFileDataStore {

    protected static final Logger LOG = LoggerFactory.getLogger(TestCachingFDS.class);

    private static final String PENDIND_UPLOAD_FILE = "async-pending-uploads.ser";

    private static final String TO_BE_DELETED_UPLOAD_FILE = "async-tobedeleted-uploads.ser";

    protected DataStore createDataStore() throws RepositoryException {
        CachingFDS cacheFDS = new CachingFDS();
        Properties props = loadProperties("/fs.properties");
        String pathValue = props.getProperty(FSBackend.FS_BACKEND_PATH);
        if (pathValue != null && !"".equals(pathValue.trim())) {
            fsPath = pathValue + "/cachingFds" + "-"
                + String.valueOf(randomGen.nextInt(100000)) + "-"
                + String.valueOf(randomGen.nextInt(100000));
        } else {
            fsPath = dataStoreDir + "/cachingFds";
        }
        props.setProperty(FSBackend.FS_BACKEND_PATH, fsPath);
        LOG.info("fsBackendPath [{}] set.", fsPath);
        cacheFDS.setProperties(props);
        cacheFDS.setSecret("12345");
        // disable asynchronous writing in testing.
        cacheFDS.setAsyncUploadLimit(0);
        cacheFDS.init(dataStoreDir);
        return cacheFDS;
    }

    /**
     * Test robustness of {@link AsyncUploadCache} corruption.
     */
    public void testAsyncUploadCacheCorruption() {
        try {
            ds = createDataStore();
            File pendingUploads = new File(dataStoreDir + "/"
                + PENDIND_UPLOAD_FILE);
            FileOutputStream fos = new FileOutputStream(pendingUploads);
            IOUtils.write("garbage-data", fos);
            fos.close();

            File tobeDeletedFile = new File(dataStoreDir + "/"
                + TO_BE_DELETED_UPLOAD_FILE);
            fos = new FileOutputStream(tobeDeletedFile);
            IOUtils.write("garbage-data", fos);
            fos.close();
            ds.close();

            doAddRecordTest();
        } catch (Exception e) {
            LOG.error("error:", e);
            fail(e.getMessage());
        }
    }
}