1 // Copyright (C) 2007 Red Hat, Inc.

     2 // Written by Gary Benson <gbenson@redhat.com>

     3 // Based on code by Jakub Jelinek <jakub@redhat.com>

     4 

     5 // This file is part of Mauve.

     6 

     7 // Mauve is free software; you can redistribute it and/or modify

     8 // it under the terms of the GNU General Public License as published by

     9 // the Free Software Foundation; either version 2, or (at your option)

    10 // any later version.

    11 

    12 // Mauve is distributed in the hope that it will be useful,

    13 // but WITHOUT ANY WARRANTY; without even the implied warranty of

    14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    15 // GNU General Public License for more details.

    16 

    17 // You should have received a copy of the GNU General Public License

    18 // along with Mauve; see the file COPYING.  If not, write to

    19 // the Free Software Foundation, 59 Temple Place - Suite 330,

    20 // Boston, MA 02111-1307, USA.

    21 

    22 // Tags: JDK1.4

    23 

    24 package gnu.testlet.java.util.TimeZone;

    25 

    26 import java.io.BufferedReader;

    27 import java.io.File;

    28 import java.io.IOException;

    29 import java.io.InputStreamReader;

    30 import java.util.Calendar;

    31 import java.util.Date;

    32 import java.util.SimpleTimeZone;

    33 import java.util.TimeZone;

    34 

    35 import gnu.testlet.Testlet;

    36 import gnu.testlet.TestHarness;

    37 

    38 public class zdump implements Testlet

    39 {

    40   public static final String zdump = "/usr/sbin/zdump";

    41   

    42   public void test(TestHarness harness)

    43   {

    44     String zoneinfodir = System.getProperty("gnu.java.util.zoneinfo.dir");

    45     if (zoneinfodir == null)

    46       return;

    47 

    48     if (!new File(zdump).exists() || !new File(zoneinfodir).isDirectory())

    49       return;

    50 

    51     TimeZone utc = (TimeZone) new SimpleTimeZone(0, "GMT");

    52     TimeZone.setDefault(utc);

    53 

    54     String[] zones = TimeZone.getAvailableIDs();

    55     for (int i = 0; i < zones.length; i++)

    56       {

    57 	if (!new File(zoneinfodir, zones[i]).exists())

    58 	  continue;

    59 

    60 	// These two timezones have different definitions between

    61 	// tzdata and JDK.  In JDK EST is EST5EDT, while in tzdata

    62 	// just EST5, similarly for MST.

    63 	if (zones[i].equals("EST") || zones[i].equals("MST"))

    64 	  continue;

    65 

    66 	checkZone(harness, zones[i]);

    67       }

    68   }

    69 

    70   public static void checkZone(TestHarness harness, String zone)

    71   {

    72     harness.checkPoint(zone);

    73     

    74     TimeZone tz = TimeZone.getTimeZone(zone);

    75     if (tz == null)

    76       {

    77 	harness.check(false);

    78 	return;

    79       }

    80 

    81     Calendar cal = Calendar.getInstance(tz);

    82 

    83     BufferedReader br = null;

    84     Process process = null;

    85     try

    86       {

    87 	process = Runtime.getRuntime().exec(zdump + " -v " + zone);

    88 	br = new BufferedReader(new InputStreamReader(

    89 	  process.getInputStream()));

    90 	    

    91 	for (String line = br.readLine(); line != null; line = br.readLine())

    92 	  {

    93 	    int end1 = line.indexOf(" UTC = ");

    94 	    if (end1 < 0)

    95 	      continue;

    96 	    int start1 = line.indexOf("  ");

    97 	    if (start1 < 0 || start1 >= end1)

    98 	      continue;

    99 	    int start2 = line.indexOf(" isdst=");

   100 	    int start3 = line.indexOf(" gmtoff=");

   101 	    if (start2 <= end1 || start3 <= start2)

   102 	      continue;

   103 

   104 	    Date d = new Date(line.substring(start1 + 2, end1 + 4));

   105 	    cal.setTime(d);

   106 

   107 	    int isdst = Integer.parseInt(line.substring(start2 + 7, start3));

   108 	    int gmtoff = Integer.parseInt(

   109 	      line.substring(start3 + 8, line.length()));

   110 

   111 	    harness.debug("Zone " + zone + " " + d +

   112 			  " isdst=" + isdst +

   113 			  " inDaylightTime=" + tz.inDaylightTime(d));

   114 	    harness.check(tz.inDaylightTime(d) == (isdst != 0));

   115 

   116 	    harness.debug("Zone " + zone + " " + d +

   117 			  " gmtoff=" + gmtoff +

   118 			  " getOffset=" + tz.getOffset(d.getTime()));

   119 	    harness.check(tz.getOffset(d.getTime()) == gmtoff * 1000);

   120 

   121 	    int offset = cal.get(Calendar.DST_OFFSET) +

   122 	      cal.get(Calendar.ZONE_OFFSET);

   123 	    

   124 	    harness.debug("Zone " + zone + " " + d +

   125 			  " gmtoff=" + gmtoff +

   126 			  " DST_OFFSET+ZONE_OFFSET=" + offset);

   127 	    harness.check(offset == gmtoff * 1000);

   128 	  }

   129       }

   130     catch (IOException ioe)

   131       {

   132       }

   133     finally

   134       {

   135 	try

   136 	  {

   137 	    if (br != null)

   138 	      br.close();

   139 	    if (process != null)

   140 	      {

   141 		process.waitFor();

   142 		process.exitValue();

   143 	      }

   144 	  }

   145 	catch (IOException ioe)

   146 	  {

   147 	  }

   148 	catch (InterruptedException ine)

   149 	  {

   150 	  }

   151       }

   152   }

   153 }