NetworkSpecificFacilityTest.java

/**
 * Start time:14:40:20 2009-04-26<br>
 * Project: mobicents-isup-stack<br>
 * 
 * @author <a href="mailto:baranowb@gmail.com">Bartosz Baranowski
 *         </a>
 * 
 */
package org.mobicents.ss7.isup.impl.message.parameter;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;

import org.mobicents.ss7.isup.ISUPComponent;
import org.mobicents.ss7.isup.ParameterRangeInvalidException;
import org.mobicents.ss7.isup.impl.message.parameter.NetworkSpecificFacilityImpl;

/**
 * Start time:14:40:20 2009-04-26<br>
 * Project: mobicents-isup-stack<br>
 * 
 * @author <a href="mailto:baranowb@gmail.com">Bartosz Baranowski
 *         </a>
 */
public class NetworkSpecificFacilityTest extends ParameterHarness {

	public NetworkSpecificFacilityTest() {
		super(); // L1, ext bit,|| this byte
		// super.goodBodies.add(new byte[] { 1, (byte) 0x80, 11, 1, 2, 3, 4 });
	}

	public void testBody1EncodedValues() throws SecurityException, NoSuchMethodException, IllegalArgumentException, IllegalAccessException, InvocationTargetException, IOException, ParameterRangeInvalidException {
		NetworkSpecificFacilityImpl bci = new NetworkSpecificFacilityImpl(getBody(NetworkSpecificFacilityImpl._TNI_NNI, 1, new byte[] { 1, 2, 3, 4, 5, (byte) 0xAA }, new byte[10]));

		String[] methodNames = { "isIncludeNetworkIdentification", "getLengthOfNetworkIdentification", "getTypeOfNetworkIdentification", "getNetworkIdentificationPlan" };
		Object[] expectedValues = { true, 6, NetworkSpecificFacilityImpl._TNI_NNI, 1 };
		super.testValues(bci, methodNames, expectedValues);

		// now some custom part?
		byte[] body = bci.encodeElement();
		
		for (int index = 2; index < 8; index++) {
			if (index == 7) {
				if (((body[index] >> 7) & 0x01) != 0) {
					fail("Last octet must have MSB set to zero to indicate last byte.");
				}
			} else {
				if (((body[index] >> 7) & 0x01) != 1) {
					fail("Last octet must have MSB set to one to indicate that there are more bytes.");
				}
			}
		}
	}

	private byte[] getBody(int _TNI, int _NIP, byte[] ntwrkID, byte[] ntwrSpecificFacilityIndicator) throws IOException {

		ByteArrayOutputStream bos = new ByteArrayOutputStream();
		int v = _NIP;
		v |= _TNI << 4;
		if (ntwrkID != null) {
			bos.write(ntwrkID.length);
			bos.write(v);
			for (int index = 0; index < ntwrkID.length; index++) {
				if (index == ntwrkID.length - 1) {
					ntwrkID[index] |= 0x01 << 7;
				} else {
					ntwrkID[index] &= 0x7F;
				}
			}
			bos.write(ntwrkID);
		} else {
			v |= 0x01 << 7;
			bos.write(v);
		}

		bos.write(ntwrSpecificFacilityIndicator);
		return bos.toByteArray();
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.mobicents.isup.messages.parameters.ParameterHarness#getTestedComponent
	 * ()
	 */
	@Override
	public ISUPComponent getTestedComponent() throws ParameterRangeInvalidException {
		return new NetworkSpecificFacilityImpl(new byte[] { 1, (byte) 0xFF, 1, 2, 2 });
	}

}