TestRS232Regs.java

/*
  TestRS232Regs.java

  (c) 2014 Ed 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.*;

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

import v9t9.common.client.ISettingsHandler;
import v9t9.common.dsr.IRS232Handler.DataSize;
import v9t9.common.dsr.IRS232Handler.Parity;
import v9t9.common.dsr.IRS232Handler.Stop;
import v9t9.common.settings.BasicSettingsHandler;
import v9t9.engine.dsr.rs232.RS232;
import v9t9.engine.hardware.CruManager;
import v9t9.machine.ti99.dsr.rs232.TIRS232Dsr;
import v9t9.machine.ti99.machine.StandardTI994AMachineModel;
import v9t9.machine.ti99.machine.TI99Machine;
/**
 * @author ejs
 *
 */
public class TestRS232Regs {
	protected ISettingsHandler settings = new BasicSettingsHandler();
	protected TI99Machine machine = (TI99Machine) new StandardTI994AMachineModel().createMachine(settings);
	protected TIRS232Dsr dsr;
	private CruManager cru;
	private RS232 rs232;
	
	@Before
	public void setupDSR() throws Exception {
		cru = machine.getCruManager();
		dsr = new TIRS232Dsr(machine, (short) 0x1300);
//		dsr.activate(machine.getConsole(), machine.getMemory().getMemoryEntryFactory());
		dsr.init();
		rs232 = dsr.getRS232Device(1).getRS232();
		assertNotNull(rs232);
	}
	
	@Test
	public void testReset() throws Exception {
		cru.writeBits(0x1340 + 31 * 2, 1, 1);
		assertEquals(Parity.NONE, rs232.getParity());
		assertEquals(Stop.STOP_1_5, rs232.getStopBits());
		assertEquals(DataSize.FIVE, rs232.getDataSize());
		assertEquals(0, rs232.getIntervalRate());
		assertEquals(0, rs232.getReceiveRate());
		assertEquals(0, rs232.getTransmitRate());
		assertTrue(rs232.getRecvBuffer().isEmpty());
		assertTrue(rs232.getXmitBuffer().isEmpty());
	}

	@Test
	public void testSetupInvl() throws Exception {
		cru.writeBits(0x1340 + 31 * 2, 1, 1);
		cru.writeBits(0x1340 + 13*2, 1, 1);	// invl
		cru.writeBits(0x1340, 0, 11);	
		
		assertEquals(0, rs232.getIntervalRate());
		
		cru.writeBits(0x1340 + 14*2, 1, 1);	// ctrl
		cru.writeBits(0x1340, 0x0, 8);	// !CLK4M

		cru.writeBits(0x1340 + 13*2, 1, 1);	// invl
		cru.writeBits(0x1340, 1, 11);	
		assertEquals(15625, rs232.getIntervalRate());
		
		cru.writeBits(0x1340 + 13*2, 1, 1);	// invl
		cru.writeBits(0x1340, 0xff, 8);	
		assertEquals(61, rs232.getIntervalRate());
		
		

		cru.writeBits(0x1340 + 14*2, 1, 1);	// ctrl
		cru.writeBits(0x1340, 0x8, 8);	// CLK4M
		

		cru.writeBits(0x1340 + 13*2, 1, 1);	// invl
		cru.writeBits(0x1340, 1, 11);	
		assertEquals(11718, rs232.getIntervalRate());
		
		cru.writeBits(0x1340 + 13*2, 1, 1);	// invl
		cru.writeBits(0x1340, 0xff, 8);	
		assertEquals(45, rs232.getIntervalRate());

	}
	
	@Test
	public void testSetupThierry() throws Exception {
		cru.writeBits(0x1340 + 14*2, 1, 1);	// ctrl
		
		cru.writeBits(0x1340, 0xbb, 8);	// 1200 odd 8 st
		assertEquals(Parity.ODD, rs232.getParity());
		assertEquals(Stop.STOP_1, rs232.getStopBits());
		assertEquals(DataSize.EIGHT, rs232.getDataSize());
		
		assertEquals(0, rs232.getIntervalRate());
		
		cru.writeBits(0x1340 + 12*2, 1, 1);	// rate ctr;
		
		cru.writeBits(0x1340, 0x9c, 11);	// recv
		assertEquals(2403, rs232.getReceiveRate());
		assertEquals(0, rs232.getTransmitRate());
		
		cru.writeBits(0x1340, 0x9c, 11);	// xmit
		assertEquals(2403, rs232.getReceiveRate());
		assertEquals(2403, rs232.getTransmitRate());
	}
	
	@Test
	public void testSetupDSR() throws Exception {
		cru.writeBits(0x1340 + 31*2, 1, 1);	// reset
		
		cru.writeBits(0x1340, 0xba, 8);	// odd 7 st
		assertEquals(Parity.ODD, rs232.getParity());
		assertEquals(Stop.STOP_1, rs232.getStopBits());
		assertEquals(DataSize.SEVEN, rs232.getDataSize());
		
		assertEquals(0, rs232.getIntervalRate());
		
		cru.writeBits(0x1340 + 13*2, 0, 1);	// invl ctr = 0
		assertEquals(0, rs232.getIntervalRate());
		
		
		cru.writeBits(0x1340, 0x271, 12);	// recv + xmit
		assertEquals(600, rs232.getReceiveRate());
		assertEquals(600, rs232.getTransmitRate());
	}
}