/*
    * 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
    *
    *      https://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.net.ftp.parser;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import java.io.ByteArrayInputStream;
  import java.nio.charset.Charset;
  import java.nio.charset.StandardCharsets;
  import java.util.Calendar;
  
  import org.apache.commons.net.ftp.FTPFile;
  import org.apache.commons.net.ftp.FTPFileEntryParser;
  import org.apache.commons.net.ftp.FTPListParseEngine;
  import org.junit.jupiter.api.Test;
  
  /**
   */
  class NTFTPEntryParserTest extends CompositeFTPParseTestFramework {
  
      private static final String[][] goodsamples = { { // DOS-style tests
              "05-26-95  10:57AM               143712 $LDR$", "05-20-97  03:31PM                  681 .bash_history",
              "12-05-96  05:03PM       <DIR>          absoft2", "11-14-97  04:21PM                  953 AUDITOR3.INI",
              "05-22-97  08:08AM                  828 AUTOEXEC.BAK", "01-22-98  01:52PM                  795 AUTOEXEC.BAT",
              "05-13-97  01:46PM                  828 AUTOEXEC.DOS", "12-03-96  06:38AM                  403 AUTOTOOL.LOG",
              "12-03-96  06:38AM       <DIR>          123xyz", "01-20-97  03:48PM       <DIR>          bin", "05-26-1995  10:57AM               143712 $LDR$",
              // 24hr clock as used on Windows_CE
              "12-05-96  17:03         <DIR>          absoft2", "05-22-97  08:08                    828 AUTOEXEC.BAK",
              "01-01-98  05:00       <DIR>          Network", "01-01-98  05:00       <DIR>          StorageCard", "09-13-10  20:08       <DIR>          Recycled",
              "09-06-06  19:00                   69 desktop.ini", "09-13-10  13:08                   23 Control Panel.lnk",
              "09-13-10  13:08       <DIR>          My Documents", "09-13-10  13:08       <DIR>          Program Files",
              "09-13-10  13:08       <DIR>          Temp", "09-13-10  13:08       <DIR>          Windows", },
              { // Unix-style tests
                      "-rw-r--r--   1 root     root       111325 Apr 27  2001 zxJDBC-2.0.1b1.tar.gz",
                      "-rw-r--r--   1 root     root       190144 Apr 27  2001 zxJDBC-2.0.1b1.zip",
                      "-rwxr-xr-x   2 500      500           166 Nov  2  2001 73131-testtes1.afp",
                      "-rw-r--r--   1 500      500           166 Nov  9  2001 73131-testtes1.AFP",
                      "drwx------ 4 maxm Domain Users 512 Oct 2 10:59 .metadata", } };
  
      private static final String[][] badsamples = { { // DOS-style tests
              "20-05-97  03:31PM                  681 .bash_history", "     0           DIR   05-19-97   12:56  local",
              "     0           DIR   05-12-97   16:52  Maintenance Desktop", },
              { // Unix-style tests
                      "drwxr-xr-x   2 root     99           4096Feb 23 30:01 zzplayer", } };
  
      private static final String directoryBeginningWithNumber = "12-03-96  06:38AM       <DIR>          123xyz";
  
      // byte -123 when read using ISO-8859-1 encoding becomes 0X85 line terminator
      private static final byte[] listFilesByteTrace = { 48, 57, 45, 48, 52, 45, 49, 51, 32, 32, 48, 53, 58, 53, 49, 80, 77, 32, 32, 32, 32, 32, 32, 32, 60, 68,
              73, 82, 62, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 97, 115, 112, 110, 101, 116, 95, 99, 108, 105, 101, 110, 116, 13, 10, // 1
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 50, 58, 53, 52, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
              50, 32, 65, 95, 113, 117, 105, 99, 107, 95, 98, 114, 111, 119, 110, 95, 102, 111, 120, 95, 106, 117, 109, 112, 115, 95, 111, 118, 101, 114, 95, 116,
              104, 101, 95, 108, 97, 122, 121, 95, 100, 111, 103, 13, 10, // 2
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 50, 58, 49, 55, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
              51, 32, 120, -127, -123, 121, 13, 10, // 3
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 49, 58, 52, 57, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
              52, 32, -126, -28, -126, -83, -119, -51, -126, -52, -105, -84, -126, -22, -126, -51, -112, -30, -126, -90, -126, -72, -126, -75, -126, -60, -127,
              65, -126, -75, -126, -87, -126, -32, -126, -32, -126, -58, -126, -52, -112, -123, -126, -55, -126, -96, -126, -25, -126, -72, 46, 116, 120, 116, 13,
              10, // 4
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 50, 58, 52, 54, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
              53, 32, -125, 76, -125, -125, -125, 98, -125, 86, -125, 116, -125, -115, -127, 91, -116, 118, -114, 90, -113, -111, 13, 10, // 5
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 50, 58, 52, 54, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
              54, 32, -125, 76, -125, -125, -125, 98, -125, 86, -125, -123, -125, 116, -125, -115, -127, 91, -116, 118, -114, 90, -113, -111, 13, 10, // 6
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 49, 58, 52, 57, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
              55, 32, -114, 79, -116, -38, -126, -52, -105, -25, 46, 116, 120, 116, 13, 10, // 7
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 49, 58, 52, 57, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
              56, 32, -111, -66, -116, -10, -106, 93, 46, 116, 120, 116, 13, 10, // 8
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 50, 58, 53, 52, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
              57, 32, -113, -84, -106, -20, -106, -123, -114, 113, 13, 10, // 9
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 49, 58, 52, 57, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 49,
              48, 32, -119, -28, -109, 99, -118, -108, -114, -82, -119, -17, -114, -48, -120, -8, -112, -123, -108, 95, -117, -58, 46, 80, 68, 70, 13, 10, // 10
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 50, 58, 49, 49, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 49,
              49, 32, -112, -124, -99, -56, 46, 116, 120, 116, 13, 10, // 11
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 50, 58, 52, 51, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 49,
              50, 32, -117, -76, -116, -123, 13, 10, // 12
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 50, 58, 49, 50, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 49,
              51, 32, -114, -107, -111, -123, -108, 94, -104, 82, 13, 10, // 13
              48, 55, 45, 48, 51, 45, 49, 51, 32, 32, 48, 50, 58, 51, 53, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 49,
              52, 32, -112, -123, -117, -101, -126, -52, -116, -16, -126, -19, -126, -24, 46, 116, 120, 116, 13, 10, // 14
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 50, 58, 49, 50, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 49,
              53, 32, -114, -123, -117, -101, -112, -20, 13, 10, // 15
              48, 55, 45, 49, 55, 45, 49, 51, 32, 32, 48, 49, 58, 52, 57, 80, 77, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 49,
              54, 32, -107, -94, -112, -123, -106, 126, -126, -55, -107, -44, -126, -25, -126, -72, 46, 116, 120, 116, 13, 10 // 16
     };
 
     private static final int LISTFILE_COUNT = 16;
 
     @Override
     protected void doAdditionalGoodTests(final String test, final FTPFile f) {
         if (test.contains("<DIR>")) {
             assertEquals(FTPFile.DIRECTORY_TYPE, f.getType(), "directory.type");
         }
     }
 
     /**
      * @see org.apache.commons.net.ftp.parser.CompositeFTPParseTestFramework#getBadListings()
      */
     @Override
     protected String[][] getBadListings() {
         return badsamples;
     }
 
     /**
      * @see org.apache.commons.net.ftp.parser.CompositeFTPParseTestFramework#getGoodListings()
      */
     @Override
     protected String[][] getGoodListings() {
         return goodsamples;
     }
 
     /**
      * @see org.apache.commons.net.ftp.parser.AbstractFTPParseTest#getParser()
      */
     @Override
     protected FTPFileEntryParser getParser() {
         return new CompositeFileEntryParser(new FTPFileEntryParser[] { new NTFTPEntryParser(), new UnixFTPEntryParser()
 
         });
     }
 
     @Override
     @Test
     void testDefaultPrecision() {
         testPrecision("05-26-1995  10:57AM               143712 $LDR$", CalendarUnit.MINUTE);
         testPrecision("05-22-97  08:08                    828 AUTOEXEC.BAK", CalendarUnit.MINUTE);
     }
 
     /*
      * test condition reported as bug 20259 - now NET-106. directory with name beginning with a numeric character was not parsing correctly
      */
     @Test
     void testDirectoryBeginningWithNumber() {
         final FTPFile f = getParser().parseFTPEntry(directoryBeginningWithNumber);
         assertEquals("123xyz", f.getName(), "name");
     }
 
     @Test
     void testDirectoryBeginningWithNumberFollowedBySpaces() {
         FTPFile f = getParser().parseFTPEntry("12-03-96  06:38AM       <DIR>          123 xyz");
         assertEquals("123 xyz", f.getName(), "name");
         f = getParser().parseFTPEntry("12-03-96  06:38AM       <DIR>          123 abc xyz");
         assertNotNull(f);
         assertEquals("123 abc xyz", f.getName(), "name");
     }
 
     /*
      * Test that group names with embedded spaces can be handled correctly
      */
     @Test
     void testGroupNameWithSpaces() {
         final FTPFile f = getParser().parseFTPEntry("drwx------ 4 maxm Domain Users 512 Oct 2 10:59 .metadata");
         assertNotNull(f);
         assertEquals("maxm", f.getUser());
         assertEquals("Domain Users", f.getGroup());
     }
 
     @Test
     void testNET339() {
         final FTPFile file = getParser().parseFTPEntry("05-22-97  12:08                  5000000000 10 years and under");
         assertNotNull(file, "Could not parse entry");
         assertEquals("10 years and under", file.getName());
         assertEquals(5000000000L, file.getSize());
         Calendar timestamp = file.getTimestamp();
         assertNotNull(timestamp, "Could not parse time");
         assertEquals("Thu May 22 12:08:00 1997", df.format(timestamp.getTime()));
 
         final FTPFile dir = getParser().parseFTPEntry("12-03-96  06:38       <DIR>           10 years and under");
         assertNotNull(dir, "Could not parse entry");
         assertEquals("10 years and under", dir.getName());
         timestamp = dir.getTimestamp();
         assertNotNull(timestamp, "Could not parse time");
         assertEquals("Tue Dec 03 06:38:00 1996", df.format(timestamp.getTime()));
     }
 
     @Test
     void testNET516() throws Exception { // problem where part of a multi-byte char gets converted to 0x85 = line term
         final int utf = testNET516(StandardCharsets.UTF_8);
         assertEquals(LISTFILE_COUNT, utf);
         final int ascii = testNET516(StandardCharsets.US_ASCII);
         assertEquals(LISTFILE_COUNT, ascii);
         final int iso8859_1 = testNET516(StandardCharsets.ISO_8859_1);
         assertEquals(LISTFILE_COUNT, iso8859_1);
     }
 
     private int testNET516(final Charset charset) throws Exception {
         final FTPFileEntryParser parser = new NTFTPEntryParser();
         final FTPListParseEngine engine = new FTPListParseEngine(parser);
         engine.readServerList(new ByteArrayInputStream(listFilesByteTrace), charset.name());
         final FTPFile[] ftpfiles = engine.getFiles();
         return ftpfiles.length;
     }
 
     /**
      * @see org.apache.commons.net.ftp.parser.AbstractFTPParseTest#testParseFieldsOnDirectory()
      */
     @Override
     @Test
     void testParseFieldsOnDirectory() throws Exception {
         FTPFile dir = getParser().parseFTPEntry("12-05-96  05:03PM       <DIR>          absoft2");
         assertNotNull(dir, "Could not parse entry.");
         assertEquals("Thu Dec 05 17:03:00 1996", df.format(dir.getTimestamp().getTime()));
         assertTrue(dir.isDirectory(), "Should have been a directory.");
         assertEquals("absoft2", dir.getName());
         assertEquals(0, dir.getSize());
 
         dir = getParser().parseFTPEntry("12-03-96  06:38AM       <DIR>          123456");
         assertNotNull(dir, "Could not parse entry.");
         assertTrue(dir.isDirectory(), "Should have been a directory.");
         assertEquals("123456", dir.getName());
         assertEquals(0, dir.getSize());
 
     }
 
     /**
      * @see org.apache.commons.net.ftp.parser.AbstractFTPParseTest#testParseFieldsOnFile()
      */
     @Override
     @Test
     void testParseFieldsOnFile() throws Exception {
         FTPFile f = getParser().parseFTPEntry("05-22-97  12:08AM                  5000000000 AUTOEXEC.BAK");
         assertNotNull(f, "Could not parse entry.");
         assertEquals("Thu May 22 00:08:00 1997", df.format(f.getTimestamp().getTime()));
         assertTrue(f.isFile(), "Should have been a file.");
         assertEquals("AUTOEXEC.BAK", f.getName());
         assertEquals(5000000000L, f.getSize());
 
         // test an NT-Unix style listing that does NOT have a leading zero
         // on the hour.
 
         f = getParser().parseFTPEntry("-rw-rw-r--   1 mqm        mqm          17707 Mar 12  3:33 killmq.sh.log");
         assertNotNull(f, "Could not parse entry.");
         final Calendar cal = Calendar.getInstance();
         cal.setTime(f.getTimestamp().getTime());
         assertEquals(3, cal.get(Calendar.HOUR), "hour");
         assertTrue(f.isFile(), "Should have been a file.");
         assertEquals(17707, f.getSize());
     }
 
     @Test
     void testParseLeadingDigits() {
         final FTPFile file = getParser().parseFTPEntry("05-22-97  12:08AM                  5000000000 10 years and under");
         assertNotNull(file, "Could not parse entry");
         assertEquals("10 years and under", file.getName());
         assertEquals(5000000000L, file.getSize());
         Calendar timestamp = file.getTimestamp();
         assertNotNull(timestamp, "Could not parse time");
         assertEquals("Thu May 22 00:08:00 1997", df.format(timestamp.getTime()));
 
         final FTPFile dir = getParser().parseFTPEntry("12-03-96  06:38PM       <DIR>           10 years and under");
         assertNotNull(dir, "Could not parse entry");
         assertEquals("10 years and under", dir.getName());
         timestamp = dir.getTimestamp();
         assertNotNull(timestamp, "Could not parse time");
         assertEquals("Tue Dec 03 18:38:00 1996", df.format(timestamp.getTime()));
     }
 
     @Override
     @Test
     void testRecentPrecision() {
         // Not used
     }
 }