/* * Copyright (c) 2013 Pantheon Technologies s.r.o. and others. 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 org.opendaylight.openflowjava.protocol.api.util; import org.junit.Assert; import org.junit.Test; /** * @author michal.polkorab */ public class BinContentTest { /** * Testing correct conversion from signed int value to unsigned long value */ @Test public void testIntToUnsignedLong() { int a = 0; int b = 1; int c = -1; int d = Integer.MAX_VALUE; int e = Integer.MIN_VALUE; int f = 12345; Assert.assertEquals("Wrong conversion", 0, BinContent.intToUnsignedLong(a)); Assert.assertEquals("Wrong conversion", 1, BinContent.intToUnsignedLong(b)); Assert.assertEquals("Wrong conversion", 4294967295L, BinContent.intToUnsignedLong(c)); Assert.assertEquals("Wrong conversion", Integer.MAX_VALUE, BinContent.intToUnsignedLong(d)); Assert.assertEquals("Wrong conversion", ((long) Integer.MAX_VALUE) + 1, BinContent.intToUnsignedLong(e)); Assert.assertEquals("Wrong conversion", 12345, BinContent.intToUnsignedLong(f)); } /** * Testing correct conversion from unsigned long value to signed int value */ @Test public void testLongToSignedInt() { long a = 0; long b = 1; long c = -1; long d = Integer.MAX_VALUE; long e = Integer.MIN_VALUE; long f = 12345; long g = Long.MAX_VALUE; long h = 1094624935644L; long i = ((long) Integer.MAX_VALUE) + 1; Assert.assertEquals("Wrong conversion", 0, BinContent.longToSignedInt(a)); Assert.assertEquals("Wrong conversion", 1, BinContent.longToSignedInt(b)); Assert.assertEquals("Wrong conversion", -1, BinContent.longToSignedInt(c)); Assert.assertEquals("Wrong conversion", Integer.MAX_VALUE, BinContent.longToSignedInt(d)); Assert.assertEquals("Wrong conversion", Integer.MIN_VALUE, BinContent.longToSignedInt(e)); Assert.assertEquals("Wrong conversion", 12345, BinContent.longToSignedInt(f)); Assert.assertEquals("Wrong conversion", -1, BinContent.longToSignedInt(g)); Assert.assertEquals("Wrong conversion", -591724836, BinContent.longToSignedInt(h)); Assert.assertEquals("Wrong conversion", Integer.MIN_VALUE, BinContent.longToSignedInt(i)); } }