/**
* Copyright (c) 2006, 2007, 2008 Marwan Abi-Antoun, Jonathan Aldrich, Nels E. Beckman,
* Kevin Bierhoff, David Dickey, Ciera Jaspan, Thomas LaToza, Gabriel Zenarosa, and others.
*
* This file is part of Crystal.
*
* Crystal is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Crystal 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Crystal. If not, see <http://www.gnu.org/licenses/>.
*/
package edu.cmu.cs.crystal.cfg.eclipse;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jdt.core.dom.MethodDeclaration;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* @author Ciera Jaspan
*
*/
public class Switch {
// Assume that we are using a class where every method has a unique name
static Map<String, MethodDeclaration> methods = new HashMap<String, MethodDeclaration>();
@BeforeClass
static public void setup() throws CoreException {
CompilationUnit compUnit = CFGTestUtils.parseCode(Switch.class
.getName());
methods = CFGTestUtils.createMethodNameMap(compUnit);
}
@Test
public void simpleTest() throws Exception {
MethodDeclaration decl = methods.get("simple");
Assert.assertTrue(CFGTestUtils.testAndCompareCFG(decl));
}
public void simple(int switcher, int foo) {
switch (switcher) {
case 0:
foo++;
break;
case 1:
foo--;
break;
default:
foo *= 2;
}
}
@Test
public void noDefaultTest() throws Exception {
MethodDeclaration decl = methods.get("noDefault");
Assert.assertTrue(CFGTestUtils.testAndCompareCFG(decl));
}
public void noDefault(int switcher, int foo) {
switch (switcher) {
case 0:
foo++;
break;
case 1:
foo--;
break;
}
}
@Test
public void multiCaseTest() throws Exception {
MethodDeclaration decl = methods.get("multiCase");
Assert.assertTrue(CFGTestUtils.testAndCompareCFG(decl));
}
public void multiCase(int switcher, int foo) {
switch (switcher) {
case 0:
case 1:
case 2:
foo++;
break;
case 3:
default:
foo--;
break;
}
}
@Test
public void runThroughTest() throws Exception {
MethodDeclaration decl = methods.get("runThrough");
Assert.assertTrue(CFGTestUtils.testAndCompareCFG(decl));
}
public void runThrough(int switcher, int foo) {
switch (switcher) {
case 0:
case 1:
switcher++;
case 2:
foo++;
break;
case 3:
switcher /= 3;
default:
foo--;
}
}
@Test
public void emptyTest() throws Exception {
MethodDeclaration decl = methods.get("empty");
Assert.assertTrue(CFGTestUtils.testAndCompareCFG(decl));
}
public void empty(int switcher, int foo) {
switch (switcher) {
}
}
@Test
public void onlyDefaultTest() throws Exception {
MethodDeclaration decl = methods.get("onlyDefault");
Assert.assertTrue(CFGTestUtils.testAndCompareCFG(decl));
}
public void onlyDefault(int switcher, int foo) {
switch (switcher) {
default:
foo++;
}
}
}