/*
    * 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.compress.compressors.gzip;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  import java.io.IOException;
  import java.io.OutputStream;
  import java.nio.charset.StandardCharsets;
  import java.nio.file.Files;
  import java.nio.file.Path;
  
  import org.junit.jupiter.api.Test;
  
  /**
   * Tests {@link GzipCompressorOutputStream}.
   */
  public class GzipCompressorOutputStreamTest {
  
      private void testFileName(final String expected, final String sourceFile) throws IOException {
          final Path tempSourceFile = Files.createTempFile(sourceFile, sourceFile);
          Files.write(tempSourceFile, "<text>Hello World!</text>".getBytes(StandardCharsets.ISO_8859_1));
          final Path targetFile = Files.createTempFile("test", ".gz");
          final GzipParameters parameters = new GzipParameters();
          parameters.setFilename(sourceFile);
          assertEquals(parameters.getFilename(), parameters.getFileName());
          parameters.setFileName(sourceFile);
          assertEquals(parameters.getFilename(), parameters.getFileName());
          try (OutputStream fos = Files.newOutputStream(targetFile);
                  GzipCompressorOutputStream gos = new GzipCompressorOutputStream(fos, parameters)) {
              Files.copy(tempSourceFile, gos);
          }
          try (GzipCompressorInputStream gis = new GzipCompressorInputStream(Files.newInputStream(targetFile))) {
              assertEquals(expected, gis.getMetaData().getFileName());
              assertEquals(expected, gis.getMetaData().getFilename());
          }
      }
  
      @Test
      public void testFileNameAscii() throws IOException {
          testFileName("ASCII.xml", "ASCII.xml");
      }
  
      /**
       * Tests COMPRESS-638.
       *
       * GZip RFC requires ISO 8859-1 (LATIN-1).
       *
       * @throws IOException When the test fails.
       */
      @Test
      public void testFileNameChinesePercentEncoded() throws IOException {
          // "Test Chinese name"
          testFileName("%E6%B5%8B%E8%AF%95%E4%B8%AD%E6%96%87%E5%90%8D%E7%A7%B0.xml", "\u6D4B\u8BD5\u4E2D\u6587\u540D\u79F0.xml");
      }
  
  }