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471 lines
16 KiB
Java
471 lines
16 KiB
Java
/*
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* AppleCommander - An Apple ][ image utility.
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* Copyright (C) 2002 by Robert Greene
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* robgreene at users.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package com.webcodepro.applecommander.storage;
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import java.io.IOException;
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import java.util.List;
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import junit.framework.TestCase;
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import com.webcodepro.applecommander.storage.FormattedDisk.DiskUsage;
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import com.webcodepro.applecommander.storage.os.dos33.DosFormatDisk;
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import com.webcodepro.applecommander.storage.os.dos33.OzDosFormatDisk;
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import com.webcodepro.applecommander.storage.os.dos33.UniDosFormatDisk;
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import com.webcodepro.applecommander.storage.os.prodos.ProdosFormatDisk;
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import com.webcodepro.applecommander.storage.physical.ByteArrayImageLayout;
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import com.webcodepro.applecommander.storage.physical.DosOrder;
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import com.webcodepro.applecommander.storage.physical.ImageOrder;
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import com.webcodepro.applecommander.storage.physical.NibbleOrder;
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import com.webcodepro.applecommander.storage.physical.ProdosOrder;
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/**
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* Test Disk and FormattedDisk for write.
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* <p>
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* Date created: Oct 3, 2002 11:35:26 PM
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* @author Rob Greene
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*/
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public class DiskWriterTest extends TestCase {
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/**
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* Determine if the created disk images should be saved for later
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* perusal.
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*/
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private boolean saveImage = false;
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/**
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* Create the DiskWriterTest.
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*/
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public DiskWriterTest(String name) {
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super(name);
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}
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/**
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* Run the test in text mode.
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*/
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public static void main(String[] args) {
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junit.textui.TestRunner.run(DiskWriterTest.class);
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}
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/**
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* Test writing and reading random files to a DOS 3.3 140K disk.
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*/
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public void testWriteToDos33() throws DiskFullException, IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_140KB_DISK);
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ImageOrder imageOrder = new DosOrder(imageLayout);
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FormattedDisk[] disks = DosFormatDisk.create("write-test-dos33.dsk", imageOrder);
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writeFiles(disks, "B", "T", false);
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saveDisks(disks);
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}
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/**
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* Test writing and reading random files to a DOS 3.3 140K nibbilized disk.
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*/
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public void testWriteToDos33Nibble() throws DiskFullException, IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_140KB_NIBBLE_DISK);
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ImageOrder imageOrder = new NibbleOrder(imageLayout);
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FormattedDisk[] disks = DosFormatDisk.create("write-test-dos33.nib", imageOrder);
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writeFiles(disks, "B", "T", false);
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saveImage = true;
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saveDisks(disks);
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saveImage = false;
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}
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/**
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* Test writing and reading random files to a ProDOS 140K disk.
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*/
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public void testWriteToProdos140kDisk() throws DiskFullException, IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_140KB_DISK);
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ImageOrder imageOrder = new ProdosOrder(imageLayout);
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FormattedDisk[] disks = ProdosFormatDisk.create(
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"write-test-prodos-140k.dsk", "TEST", imageOrder);
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writeFiles(disks, "BIN", "TXT", true);
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saveDisks(disks);
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}
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/**
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* Test writing and reading random files to a ProDOS 800K disk.
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*/
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public void testWriteToProdos800kDisk() throws DiskFullException, IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_800KB_DISK);
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ImageOrder imageOrder = new ProdosOrder(imageLayout);
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FormattedDisk[] disks = ProdosFormatDisk.create(
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"write-test-prodos-800k.po", "TEST", imageOrder);
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writeFiles(disks, "BIN", "TXT", true);
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saveDisks(disks);
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}
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/**
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* Test writing and reading random files to a ProDOS 5MB disk.
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*/
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public void testWriteToProdos5mbDisk() throws DiskFullException, IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_5MB_HARDDISK);
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ImageOrder imageOrder = new ProdosOrder(imageLayout);
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FormattedDisk[] disks = ProdosFormatDisk.create(
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"write-test-prodos-5mb.hdv", "TEST", imageOrder);
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writeFiles(disks, "BIN", "TXT", true);
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saveDisks(disks);
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}
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/**
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* Test creating and deleting many files on a DOS 3.3 140K disk.
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*/
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public void testCreateAndDeleteDos33() throws IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_140KB_DISK);
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ImageOrder imageOrder = new DosOrder(imageLayout);
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FormattedDisk[] disks = DosFormatDisk.create(
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"createanddelete-test-dos33.dsk", imageOrder);
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createAndDeleteFiles(disks, "B");
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saveDisks(disks);
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}
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/**
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* Test creating and deleting many files on an OzDOS 800K disk.
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*/
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public void testCreateAndDeleteOzDos() throws IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_800KB_DISK);
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ImageOrder imageOrder = new ProdosOrder(imageLayout);
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FormattedDisk[] disks = OzDosFormatDisk.create(
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"createanddelete-test-ozdos.po", imageOrder);
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createAndDeleteFiles(disks, "B");
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saveDisks(disks);
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}
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/**
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* Test creating and deleting many files on a UniDOS 800K disk.
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*/
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public void testCreateAndDeleteUniDos() throws IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_140KB_DISK);
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ImageOrder imageOrder = new DosOrder(imageLayout);
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FormattedDisk[] disks = UniDosFormatDisk.create(
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"createanddelete-test-unidos.dsk", imageOrder);
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createAndDeleteFiles(disks, "B");
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saveDisks(disks);
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}
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/**
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* Test creating and deleting many files on a ProDOS 140K disk.
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*/
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public void testCreateAndDeleteProdos140kDisk() throws IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_140KB_DISK);
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ImageOrder imageOrder = new DosOrder(imageLayout);
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FormattedDisk[] disks = ProdosFormatDisk.create(
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"createanddelete-test-prodos-140k.dsk", "TEST",
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imageOrder);
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createAndDeleteFiles(disks, "BIN");
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saveDisks(disks);
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}
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/**
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* Test creating and deleting many files on a ProDOS 800K disk.
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*/
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public void testCreateAndDeleteProdos800kDisk() throws IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_800KB_DISK);
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ImageOrder imageOrder = new DosOrder(imageLayout);
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FormattedDisk[] disks = ProdosFormatDisk.create(
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"createanddelete-test-prodos-800k.dsk", "TEST",
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imageOrder);
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createAndDeleteFiles(disks, "BIN");
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saveDisks(disks);
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}
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/**
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* Test creating, deleting, and then creating another file which re-uses
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* the old directory entry on a DOS 3.3 140K disk.
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*/
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public void testCreateDeleteCreateDosDisk()
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throws DiskFullException, IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_140KB_DISK);
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ImageOrder imageOrder = new DosOrder(imageLayout);
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FormattedDisk[] disks = DosFormatDisk.create(
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"createdeletecreate-test-dos-140k.dsk", imageOrder);
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createDeleteCreate(disks, "B");
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saveDisks(disks);
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}
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/**
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* Test creating, deleting, and then creating another file which re-uses
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* the old directory entry on a OzDOS 800K disk.
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*/
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public void testCreateDeleteCreateOzdosDisk()
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throws DiskFullException, IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_800KB_DISK);
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ImageOrder imageOrder = new ProdosOrder(imageLayout);
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FormattedDisk[] disks = OzDosFormatDisk.create(
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"createdeletecreate-test-ozdos-800k.po", imageOrder);
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createDeleteCreate(disks, "B");
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saveDisks(disks);
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}
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/**
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* Test creating, deleting, and then creating another file which re-uses
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* the old directory entry on a UniDOS 800K disk.
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*/
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public void testCreateDeleteCreateUnidosDisk()
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throws DiskFullException, IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_140KB_DISK);
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ImageOrder imageOrder = new ProdosOrder(imageLayout);
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FormattedDisk[] disks = UniDosFormatDisk.create(
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"createdeletecreate-test-unidos-800k.dsk", imageOrder);
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createDeleteCreate(disks, "B");
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saveDisks(disks);
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}
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/**
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* Test creating, deleting, and then creating another file which re-uses
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* the old directory entry on a ProDOS 140K disk.
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*/
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public void testCreateDeleteCreateProdosDisk()
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throws DiskFullException, IOException {
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ByteArrayImageLayout imageLayout = new ByteArrayImageLayout(Disk.APPLE_140KB_DISK);
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ImageOrder imageOrder = new ProdosOrder(imageLayout);
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FormattedDisk[] disks = ProdosFormatDisk.create(
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"createdeletecreate-test-prodos-140k.dsk", "TEST",
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imageOrder);
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createDeleteCreate(disks, "BIN");
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saveDisks(disks);
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}
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/**
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* Write many files to disk, read from disk, and verify contents.
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* The intention is to verify creating files is done correctly,
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* writing of contents is done correctly (the files are a series of
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* random bytes), and reading of files is done correctly.
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*/
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protected void writeFiles(FormattedDisk[] disks, String binaryType,
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String textType, boolean testText) throws DiskFullException {
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FormattedDisk disk = disks[0];
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showDirectory(disks, "BEFORE FILE CREATION");
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writeFile(disk, 1, binaryType, true);
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writeFile(disk, 2, binaryType, true);
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writeFile(disk, 4, binaryType, true);
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writeFile(disk, 8, binaryType, true);
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writeFile(disk, 16, binaryType, true);
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writeFile(disk, 256, binaryType, true);
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writeFile(disk, 512, binaryType, true);
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writeFile(disk, 1234, binaryType, true);
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writeFile(disk, 54321, binaryType, true);
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writeFile(disk,
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"This is a test text file create from the DiskWriterTest".getBytes(),
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textType, testText);
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if (disk.getPhysicalSize() > Disk.APPLE_140KB_DISK
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&& disk.getPhysicalSize() != Disk.APPLE_140KB_NIBBLE_DISK) {
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// create a few big files
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writeFile(disk, 150000, binaryType, true);
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writeFile(disk, 300000, binaryType, true);
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}
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showDirectory(disks, "AFTER FILE CREATION");
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}
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/**
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* Generate randomized data for writing to disk.
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*/
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protected void writeFile(FormattedDisk disk, int size, String fileType,
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boolean test) throws DiskFullException {
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byte[] data = new byte[size];
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for (int i=0; i<data.length; i++) {
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data[i] = (byte)(Math.random() * 1024);
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}
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writeFile(disk, data, fileType, test);
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}
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/**
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* Create a file, write the file, and if specified, verify that the file
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* contents match. The verification is optional because some files,
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* depending on the operating system format may not come back in the
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* exact same length.
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*/
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protected void writeFile(FormattedDisk disk, byte[] data, String fileType,
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boolean test) throws DiskFullException {
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FileEntry entry = disk.createFile();
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entry.setFilename("file-" + data.length);
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entry.setFiletype(fileType);
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entry.setFileData(data);
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byte[] data2 = entry.getFileData();
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if (test) {
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assertTrue("File lengths do not match", data.length == data2.length);
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//assertTrue("File contents do not match", Arrays.equals(data, data2));
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for (int i=0; i<data.length; i++) {
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assertTrue("File contents differ at " + i, data[i] == data2[i]);
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}
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}
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}
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/**
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* Display the contents of a directory.
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*/
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protected void showDirectory(FormattedDisk[] formattedDisks, String title) {
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System.out.println();
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System.out.println("************************************************");
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System.out.println(title);
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for (int i=0; i<formattedDisks.length; i++) {
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FormattedDisk formattedDisk = formattedDisks[i];
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System.out.println();
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System.out.println(formattedDisk.getDiskName());
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List files = formattedDisk.getFiles();
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if (files != null) {
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showFiles(files, "", false);
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}
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System.out.println(formattedDisk.getFreeSpace() + " bytes free.");
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System.out.println(formattedDisk.getUsedSpace() + " bytes used.");
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System.out.println("This disk " + (formattedDisk.canHaveDirectories() ? "does" : "does not") +
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" support directories.");
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System.out.println("This disk is formatted in the " + formattedDisk.getFormat() + " format.");
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System.out.println();
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showDiskUsage(formattedDisk);
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}
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System.out.println();
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System.out.println("************************************************");
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System.out.println();
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}
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/**
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* Display a list of files.
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*/
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protected void showFiles(List files, String indent, boolean showDeleted) {
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for (int i=0; i<files.size(); i++) {
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FileEntry entry = (FileEntry) files.get(i);
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if (showDeleted || !entry.isDeleted()) {
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List data = entry.getFileColumnData(FormattedDisk.FILE_DISPLAY_NATIVE);
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System.out.print(indent);
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for (int d=0; d<data.size(); d++) {
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System.out.print(data.get(d));
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System.out.print(" ");
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}
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System.out.println();
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}
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if (entry.isDirectory()) {
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showFiles(((DirectoryEntry)entry).getFiles(),
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indent + " ", showDeleted);
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}
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}
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}
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/**
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* Draw a disk usage map.
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*/
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protected void showDiskUsage(FormattedDisk disk) {
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int[] dimensions = disk.getBitmapDimensions();
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DiskUsage usage = disk.getDiskUsage();
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if (usage == null) {
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System.out.println("A bitmap is not available.");
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return;
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}
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if (dimensions == null) {
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int i=0;
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while (usage.hasNext()) {
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if (i > 0 && i % 80 == 0) System.out.println();
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usage.next();
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System.out.print(usage.isFree() ? "." : "U");
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i++;
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}
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System.out.println();
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} else {
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for (int y=dimensions[0]-1; y>=0; y--) {
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for (int x=0; x<dimensions[1]; x++) {
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usage.next();
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System.out.print(usage.isFree() ? "." : "U");
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}
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System.out.println();
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}
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}
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System.out.println("U = used, . = free");
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}
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/**
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* Create a bunch of files and then delete them repeatedly.
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* This is intended to excersize not only creating and deleting
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* files but the disk management (ala Disk Map).
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*/
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protected void createAndDeleteFiles(FormattedDisk[] disks, String filetype) {
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byte[] data = new byte[129 * 1024];
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for (int i=0; i<data.length; i++) {
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data[i] = (byte)(Math.random() * 1024);
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}
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for (int d=0; d<disks.length; d++) {
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FormattedDisk disk = disks[d];
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System.out.println("Excercising create and delete on disk "
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+ disk.getDiskName() + " in the " + disk.getFormat()
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+ " format.");
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int originalUsed = disk.getUsedSpace();
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int originalFree = disk.getFreeSpace();
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for (int count=0; count<5; count++) {
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// Fill the disk with files:
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try {
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while (true) {
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writeFile(disk, data, filetype, false);
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}
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} catch (DiskFullException ex) {
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// ignored
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}
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// Remove the files:
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List files = disk.getFiles();
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for (int i=0; i<files.size(); i++) {
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FileEntry entry = (FileEntry) files.get(i);
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entry.delete();
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}
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// Verify that we're back to what we started with:
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assertTrue("Free space does not match",
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originalFree == disk.getFreeSpace());
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assertTrue("Used space does not match",
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originalUsed == disk.getUsedSpace());
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}
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}
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}
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/**
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* Test a create file, delete file, create file sequence.
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* The expected result is that the deleted file entry is reused.
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*/
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protected void createDeleteCreate(FormattedDisk[] disks, String filetype)
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throws DiskFullException {
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for (int d=0; d<disks.length; d++) {
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FormattedDisk disk = disks[d];
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System.out.println("Exercising create, delete, create sequence "
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+ "on disk " + disk.getDiskName() + ".");
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writeFile(disk, 5432, filetype, false);
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List files = disk.getFiles();
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for (int i=0; i<files.size(); i++) {
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FileEntry entry = (FileEntry) files.get(i);
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entry.delete();
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}
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writeFile(disk, 1234, filetype, false);
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files = disk.getFiles();
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for (int i=0; i<files.size(); i++) {
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FileEntry entry = (FileEntry) files.get(i);
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if (entry.isDeleted()) {
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showFiles(files, "", true);
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fail("There should be no deleted files");
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}
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}
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}
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}
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/**
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* Save a disk, if the saveImage flag has been set to true.
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*/
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protected void saveDisks(FormattedDisk[] disks) throws IOException {
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if (saveImage) {
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for (int i=0; i<disks.length; i++) {
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disks[i].save();
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}
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}
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}
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}
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