/*
* CallStackStateTest.java - This file is part of the Jakstab project.
* Copyright 2007-2012 Johannes Kinder <jk@jakstab.org>
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, see <http://www.gnu.org/licenses/>.
*/
package org.jakstab.analysis.callstack;
import static org.junit.Assert.*;
import java.util.Arrays;
import java.util.LinkedList;
import org.jakstab.Program;
import org.jakstab.analysis.callstack.CallStackState;
import org.jakstab.asm.AbsoluteAddress;
import org.jakstab.cfa.Location;
import org.jakstab.ssl.Architecture;
import org.jakstab.util.Logger;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class CallStackStateTest {
@SuppressWarnings("unused")
private static final Logger logger = Logger.getLogger(CallStackStateTest.class);
private static CallStackState s1;
private static CallStackState s2;
private static CallStackState s3;
private static CallStackState s4;
private static Location l1;
private static Location l2;
private static Location l3;
private static Location l4;
@Before
public void setUp() throws Exception {
Program.createProgram(new Architecture("ssl/pentium.ssl"));
l1 = new Location(new AbsoluteAddress(0x12345678));
l2 = new Location(new AbsoluteAddress(0xFF241111));
l3 = new Location(new AbsoluteAddress(0xEE345678));
l4 = new Location(new AbsoluteAddress(0xDD345678));
s1 = new CallStackState(new LinkedList<Location>(Arrays.asList(l1, l2, l3, l4)));
s2 = new CallStackState(new LinkedList<Location>(Arrays.asList(l1, l2, l3, l4)));
s3 = new CallStackState(new LinkedList<Location>(Arrays.asList(l3, l2)));
s4 = new CallStackState(new LinkedList<Location>());
}
@After
public void tearDown() throws Exception {
}
@Test
public void testJoin() {
assertEquals(s3, CallStackState.BOT.join(s3));
assertEquals(CallStackState.TOP, s1.join(s3));
assertEquals(CallStackState.TOP, s1.join(s4));
assertEquals(s2, s1.join(s2));
assertNotSame(s2, s1.join(s2));
assertSame(s1, s1.join(s2));
assertSame(CallStackState.TOP, CallStackState.TOP.join(s3));
}
@Test
public void testLessOrEqual() {
assertTrue(s1.lessOrEqual(s2));
assertTrue(s1.lessOrEqual(CallStackState.TOP));
assertTrue(s2.lessOrEqual(CallStackState.TOP));
assertTrue(s3.lessOrEqual(CallStackState.TOP));
assertTrue(s4.lessOrEqual(CallStackState.TOP));
assertFalse(CallStackState.TOP.lessOrEqual(s2));
assertFalse(s3.lessOrEqual(s2));
assertFalse(s3.lessOrEqual(s4));
assertFalse(s4.lessOrEqual(s3));
assertFalse(s2.lessOrEqual(s3));
}
@Test
public void testEqualsObject() {
assertEquals(s1, s2);
assertFalse(s1.equals(s3));
}
}