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/*************************************************************************

/* RandomAccessFileTest.java -- Tests RandomAccessFile's

/*

/* Copyright (c) 1998 Free Software Foundation, Inc.

/* Written by Aaron M. Renn (arenn@urbanophile.com)

/*

/* This program is free software; you can redistribute it and/or modify

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

/* by the Free Software Foundation, either version 2 of the License, or

/* (at your option) any later version.

/*

/* This program is distributed in the hope that it will be useful, but

/* WITHOUT ANY WARRANTY; without even the implied warranty of

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

/* GNU General Public License for more details.

/*

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

/* along with this program; if not, write to the Free Software Foundation

/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA

/*************************************************************************/

import java.io.*;

// Write some data using DataOutput and read it using DataInput.

public class RandomAccessFileTest

{

public static void

runReadTest(String filename, int seq, String testname)

{

  try

    {

      System.out.println("Test " + seq + ": " + testname);

      RandomAccessFile ras = new RandomAccessFile(filename, "r");

      boolean passed = true;

      boolean b = ras.readBoolean();

      if (b != true)

        {

          passed = false;

          System.out.println("Failed to read boolean. Expected true and got false");

        }

      b = ras.readBoolean();

      if (b != false)

        {

          passed = false;

          System.out.println("Failed to read boolean. Expected false and got true");

        }

      byte bt = ras.readByte();

      if (bt != 8)

        {

          passed = false;

          System.out.println("Failed to read byte. Expected 8 and got "+ bt);

        }

      bt = ras.readByte();

      if (bt != -122)

        {

          passed = false;

          System.out.println("Failed to read byte. Expected -122 and got "+ bt);

        }

      char c = ras.readChar();

      if (c != 'a')

        {

          passed = false;

          System.out.println("Failed to read char. Expected a and got " + c);

        }

      c = ras.readChar();

      if (c != '\uE2D2')

        {

          passed = false;

          System.out.println("Failed to read char. Expected \\uE2D2 and got " + c);

        }

      short s = ras.readShort();

      if (s != 32000)

        {

          passed = false;

          System.out.println("Failed to read short. Expected 32000 and got " + s);

        }

      int i = ras.readInt();

      if (i != 8675309)

        {

          passed = false;

          System.out.println("Failed to read int. Expected 8675309 and got " + i);

        }

      long l = ras.readLong();

      if (l != 696969696969L)

        {

          passed = false;

          System.out.println("Failed to read long. Expected 696969696969 and got " + l);

        }

      float f = ras.readFloat();

      if (!Float.toString(f).equals("3.1415"))

        {

          passed = false;

          System.out.println("Failed to read float. Expected 3.1415 and got " + f);

        }

      double d = ras.readDouble();

      if (d != 999999999.999)

        {

          passed = false;

          System.out.println("Failed to read double.  Expected 999999999.999 and got " + d);

        }

      String str = ras.readUTF();

      if (!str.equals("Testing code is such a boring activity but it must be done"))

        {

          passed = false;

          System.out.println("Read unexpected String: " + str);

        }

      str = ras.readUTF();

      if (!str.equals("a-->\u01FF\uA000\u6666\u0200RRR"))

        {

          passed = false;

          System.out.println("Read unexpected String: " + str);

        }

      if (passed)

        System.out.println("PASSED: " + testname + " read test");

      else

        System.out.println("FAILED: " + testname + " read test");

    }

  catch (IOException e)

    {

      System.out.println("FAILED: " + testname + " read test: " + e);

    }

}

public static void

main(String[] argv)

{

  System.out.println("Started test of RandomAccessFile");

  System.out.println("Test 1: RandomAccessFile write test");

  try

    {

      RandomAccessFile raf = new RandomAccessFile("dataoutput.out", "rw");

      raf.writeBoolean(true);

      raf.writeBoolean(false);

      raf.writeByte((byte)8);

      raf.writeByte((byte)-122);

      raf.writeChar((char)'a');

      raf.writeChar((char)'\uE2D2');

      raf.writeShort((short)32000);

      raf.writeInt((int)8675309);

      raf.writeLong((long) 696969696969L);

      raf.writeFloat((float)3.1415);

      raf.writeDouble((double)999999999.999);

      raf.writeUTF("Testing code is such a boring activity but it must be done");

      raf.writeUTF("a-->\u01FF\uA000\u6666\u0200RRR");

      raf.close();

      // We'll find out if this was really right later, but conditionally

      // report success for now

      System.out.println("PASSED: RandomAccessFile write test");

    }

  catch(IOException e)

    {

      System.out.println("FAILED: RandomAccessFile write test: " + e);

    }

  runReadTest("dataoutput.out", 2, "Read of JCL written data file");

  runReadTest("dataoutput-jdk.out", 3, "Read of JDK written data file");

  System.out.println("Test 2: Seek Test");

  try

    {

      RandomAccessFile raf = new RandomAccessFile("/etc/services", "r");

      System.out.println("Length: " + raf.length());

      raf.skipBytes(24);

      if (raf.getFilePointer() != 24)

        throw new IOException("Unexpected file pointer value " +

                              raf.getFilePointer());

      raf.seek(0);

      if (raf.getFilePointer() != 0)

        throw new IOException("Unexpected file pointer value " +

                              raf.getFilePointer());

      raf.seek(100);

      if (raf.getFilePointer() != 100)

        throw new IOException("Unexpected file pointer value " +

                              raf.getFilePointer());

      System.out.println("PASSED: Seek Test");

    }

  catch(IOException e)

    {

      System.out.println("FAILED: Seek Test: " + e);

    }

  System.out.println("Test 3: Validation Test");

  boolean failed = false;

  try

    {

      new RandomAccessFile("/vmlinuz", "rwx");

      System.out.println("Did not detect invalid mode");

      failed = true;

    }

  catch (IllegalArgumentException e) { ; }

  catch (IOException e) { ; }

  try

    {

      new RandomAccessFile("/vmlinuz", "rw");

      System.out.println("Did not detect read only file opened for write");

      failed = true;

    }

  catch (IOException e) { ; }

  try

    {

      new RandomAccessFile("/sherlockholmes", "r");

      System.out.println("Did not detect non-existent file");

      failed = true;

    }

  catch (IOException e) { ; }

  try

    {

      RandomAccessFile raf = new RandomAccessFile("/etc/services", "r");

      raf.seek(raf.length());

      raf.write('\n');

      System.out.println("Did not detect invalid write operation on read only file");

      failed = true;

    }

  catch (IOException e) { ; }

  if (failed)

    System.out.println("FAILED: Validation Test");

  else

    System.out.println("PASSED: Validation Test");

/*

  System.out.println("Test 4: Set File Length Rest");

  try

    {

      File f = new File("tmptmptmp");

      RandomAccessFile raf = new RandomAccessFile("tmptmptmp", "rw");

      raf.setLength(50L);

      if (raf.length() != 50)

        throw new IOException("Bad length on extending file of " + raf.length());

      raf.setLength(25L);

      if (raf.length() != 25)

        throw new IOException("Bad length on extending file of " + raf.length());

      raf.close();

      f.delete();

      System.out.println("PASSED: Set File Length Test");

    }

  catch(IOException e)

    {

      System.out.println("FAILED: Set File Length Test: " + e);

      (new File("tmptmptmp")).delete();

    }

*/

  System.out.println("Finished test of RandomAccessFile");

} // main

} // class DataInputOutputTest