WALA/com.ibm.wala.cast.js.test/harness-src/com/ibm/wala/cast/js/test/TestLexicalModRef.java

66 lines
3.5 KiB
Java

/*******************************************************************************
* Copyright (c) 2008 IBM Corporation.
* 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
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package com.ibm.wala.cast.js.test;
import java.io.IOException;
import java.util.Map;
import org.junit.Assert;
import org.junit.Test;
import com.ibm.wala.cast.ipa.lexical.LexicalModRef;
import com.ibm.wala.cast.js.ipa.callgraph.JSCFABuilder;
import com.ibm.wala.ipa.callgraph.CGNode;
import com.ibm.wala.ipa.callgraph.CallGraph;
import com.ibm.wala.util.CancelException;
import com.ibm.wala.util.WalaException;
import com.ibm.wala.util.collections.Pair;
import com.ibm.wala.util.intset.OrdinalSet;
public abstract class TestLexicalModRef {
@Test
public void testSimpleLexical() throws IOException, IllegalArgumentException, CancelException, WalaException {
JSCFABuilder b = JSCallGraphBuilderUtil.makeScriptCGBuilder("tests", "simple-lexical.js");
CallGraph CG = b.makeCallGraph(b.getOptions());
LexicalModRef lexAccesses = LexicalModRef.make(CG, b.getPointerAnalysis());
Map<CGNode, OrdinalSet<Pair<CGNode, String>>> readResult = lexAccesses.computeLexicalRef();
Map<CGNode, OrdinalSet<Pair<CGNode, String>>> writeResult = lexAccesses.computeLexicalMod();
for (CGNode n : readResult.keySet()) {
if (n.toString().contains("Node: <Code body of function Ltests/simple-lexical.js/outer/inner>")) {
// function "inner" reads exactly x and z
OrdinalSet<Pair<CGNode, String>> readVars = readResult.get(n);
Assert.assertEquals(2, readVars.size());
Assert.assertEquals("[[Node: <Code body of function Ltests/simple-lexical.js/outer> Context: Everywhere,x], [Node: <Code body of function Ltests/simple-lexical.js/outer> Context: Everywhere,z]]", readVars.toString());
// writes x and z as well
OrdinalSet<Pair<CGNode, String>> writtenVars = writeResult.get(n);
Assert.assertEquals(2, writtenVars.size());
Assert.assertEquals("[[Node: <Code body of function Ltests/simple-lexical.js/outer> Context: Everywhere,x], [Node: <Code body of function Ltests/simple-lexical.js/outer> Context: Everywhere,z]]", writtenVars.toString());
}
if (n.toString().contains("Node: <Code body of function Ltests/simple-lexical.js/outer/inner2>")) {
// function "inner3" reads exactly innerName, inner3, and x and z via callees
OrdinalSet<Pair<CGNode, String>> readVars = readResult.get(n);
Assert.assertEquals(4, readVars.size());
for(Pair<CGNode, String> rv : readVars) {
Assert.assertTrue(rv.toString(),
"[Node: <Code body of function Ltests/simple-lexical.js/outer> Context: Everywhere,x]".equals(rv.toString()) ||
"[Node: <Code body of function Ltests/simple-lexical.js/outer> Context: Everywhere,inner3]".equals(rv.toString()) ||
"[Node: <Code body of function Ltests/simple-lexical.js/outer> Context: Everywhere,innerName]".equals(rv.toString()) ||
"[Node: <Code body of function Ltests/simple-lexical.js/outer> Context: Everywhere,z]".equals(rv.toString()));
}
}
}
}
}