TestEmuDiskDSRDiskLike.java

/*
  TestEmuDiskDSRDiskLike.java

  (c) 2010-2013 Edward Swartz

  All rights reserved. This program and the accompanying materials
  are made available under the terms of the Eclipse Public License v1.0
  which accompanies this distribution, and is available at
  http://www.eclipse.org/legal/epl-v10.html
 */
package v9t9.machine.ti99.tests.dsr;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import java.io.File;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;

import v9t9.common.files.V9t9FDR;
import v9t9.engine.files.directory.EmuDiskConsts;


/**
 * @author ejs
 *
 */
public class TestEmuDiskDSRDiskLike extends BaseEmuDiskDSRTest {

	private boolean wasRealDisk;

	@Before
	public void setupEmuDisk() {
		wasRealDisk = diskImageDsrEnabled.getBoolean();
		diskImageDsrEnabled.setBoolean(false);
	}
	
	@After
	public void resetRealDisk() {
		diskImageDsrEnabled.setBoolean(wasRealDisk);
	}
	
	private String getString(int addr, int cnt) {
		String string = "";
		for (int i = 0; i <cnt; i++)
			string += (char)xfer.readVdpByte(addr + i);
		return string;
	}
	
	
	@Test
	public void testDiskDirectory() throws Exception {
		// volume
		xfer.writeParamWord(0x4c, (short) 0x01ff);
		xfer.writeParamWord(0x4e, (short) 0x1000);
		xfer.writeParamWord(0x50, (short) 0x0);
		dsr.handleDSR(xfer, (short) EmuDiskConsts.D_SECRW);
		assertEquals(0, xfer.readParamByte(0x50));
	
		String dskName = mymapper.getDsrFileName(dsk1Path.getName());
		assertEquals(dskName, getString(0x1000, dskName.length()));
		
		int total = xfer.readVdpShort(0x1000 + 0xA) & 0xffff;
		assertTrue(total+"", total >= 360);
		
		// index
		xfer.writeParamWord(0x4c, (short) 0x01ff);
		xfer.writeParamWord(0x4e, (short) 0x1000);
		xfer.writeParamWord(0x50, (short) 0x1);
		dsr.handleDSR(xfer, (short) EmuDiskConsts.D_SECRW);
		assertEquals(0, xfer.readParamByte(0x50));

		boolean atEnd = false;
		for (int i = 0; i < 128; i++) {
			int sec = xfer.readVdpShort(0x1000 + i * 2);
			if (sec == 0) {
				atEnd = true;
				continue;
			} else if (!atEnd) {
				assertTrue(sec+"", sec > 1);
			} else {
				assertTrue(sec+"", sec == 0);
				continue;
			}
			
			// FDR
			xfer.writeParamWord(0x4c, (short) 0x01ff);
			xfer.writeParamWord(0x4e, (short) 0x1100);
			xfer.writeParamWord(0x50, (short) sec);
			dsr.handleDSR(xfer, (short) EmuDiskConsts.D_SECRW);
			assertEquals(0, xfer.readParamByte(0x50));

			V9t9FDR fdr = V9t9FDR.createFDR(xfer.vdp, 0x1100);
			File file = mymapper.getLocalFile("DSK1", fdr.getFileName());
			assertTrue(fdr.getFileName(),  file.exists());
		}
	}
}