/*
    * 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.commons.vfs2.provider.ram;
  
  import static org.apache.commons.vfs2.VfsTestUtils.getTestDirectoryFile;
  
  import junit.framework.Test;
  
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  import org.apache.commons.vfs2.AbstractProviderTestConfig;
  import org.apache.commons.vfs2.FileObject;
  import org.apache.commons.vfs2.FileSystemManager;
  import org.apache.commons.vfs2.ProviderTestSuite;
  import org.apache.commons.vfs2.impl.DefaultFileSystemManager;
  import org.apache.commons.vfs2.provider.local.DefaultLocalFileProvider;
  
  /**
   * Tests for the RAM file system.
   */
  public class RamProviderTestCase extends AbstractProviderTestConfig {
  
      /** Logger */
      private static final Log log = LogFactory.getLog(RamProviderTestCase.class);
  
      /**
       * Creates the test suite for the ram file system.
       */
      public static Test suite() throws Exception {
          return new ProviderTestSuite(new RamProviderTestCase());
      }
  
      private boolean inited;
  
      /**
       * Returns the base folder for tests.
       */
      @Override
      public FileObject getBaseTestFolder(final FileSystemManager manager) throws Exception {
          if (!inited) {
              // Import the test tree
              final FileObject fo = manager.resolveFile("ram:/");
              final RamFileSystem fs = (RamFileSystem) fo.getFileSystem();
              fs.importTree(getTestDirectoryFile());
              fo.close();
  
              inited = true;
          }
  
          final String uri = "ram:/";
          return manager.resolveFile(uri);
      }
  
      /**
       * Prepares the file system manager.
       *
       * Imports test data from the disk.
       *
       * @throws Exception
       */
      @Override
      public void prepare(final DefaultFileSystemManager manager) throws Exception {
          try {
              manager.addProvider("ram", new RamFileProvider());
              manager.addProvider("file", new DefaultLocalFileProvider());
          } catch (final Exception e) {
              log.error(e);
              throw e;
          }
      }
  
  }