/* Copyright 2002-2022 CS GROUP
    * Licensed to CS GROUP (CS) under one or more
    * contributor license agreements.  See the NOTICE file distributed with
    * this work for additional information regarding copyright ownership.
    * CS 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.orekit.data;
  
  
  import java.io.File;
  import java.io.FileNotFoundException;
  import java.net.URISyntaxException;
  import java.util.regex.Pattern;
  
  import org.junit.Assert;
  import org.junit.Test;
  import org.orekit.errors.OrekitException;
  
  public class FilesListCrawlerTest extends AbstractListCrawlerTest<File> {
  
      protected File input(String resource) {
          try {
              return new File(FilesListCrawlerTest.class.getClassLoader().getResource(resource).toURI().getPath());
          } catch (URISyntaxException ue) {
              Assert.fail(ue.getLocalizedMessage());
              return null;
          }
      }
  
      protected FilesListCrawler build(String... inputs) {
          File[] converted = new File[inputs.length];
          for (int i = 0; i < inputs.length; ++i) {
              converted[i] = input(inputs[i]);
          }
          return new FilesListCrawler(converted);
      }
  
      @Test
      public void noElement() {
          try {
              File existing   = new File(input("regular-data").getPath());
              File inexistent = new File(existing.getParent(), "inexistant-directory");
              new FilesListCrawler(inexistent).feed(Pattern.compile(".*"), new CountingLoader(),
                                                    DataContext.getDefault().getDataProvidersManager());
              Assert.fail("an exception should have been thrown");
          } catch (OrekitException oe) {
              Assert.assertTrue(oe.getCause() instanceof FileNotFoundException);
              Assert.assertTrue(oe.getLocalizedMessage().contains("inexistant-directory"));
          }
     }
  
  }