94 lines
4.8 KiB
Java
94 lines
4.8 KiB
Java
/*******************************************************************************
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* Copyright (c) 2006 IBM Corporation.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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*******************************************************************************/
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package com.ibm.wala.core.tests.callGraph;
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import java.io.IOException;
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import java.util.Collection;
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import org.junit.Assert;
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import org.junit.Test;
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import com.ibm.wala.classLoader.IClass;
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import com.ibm.wala.classLoader.IMethod;
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import com.ibm.wala.core.tests.util.TestConstants;
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import com.ibm.wala.core.tests.util.WalaTestCase;
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import com.ibm.wala.ipa.callgraph.AnalysisCacheImpl;
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import com.ibm.wala.ipa.callgraph.AnalysisOptions;
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import com.ibm.wala.ipa.callgraph.AnalysisScope;
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import com.ibm.wala.ipa.callgraph.CGNode;
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import com.ibm.wala.ipa.callgraph.CallGraph;
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import com.ibm.wala.ipa.callgraph.Entrypoint;
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import com.ibm.wala.ipa.cha.ClassHierarchy;
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import com.ibm.wala.ipa.cha.ClassHierarchyException;
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import com.ibm.wala.ipa.cha.ClassHierarchyFactory;
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import com.ibm.wala.types.ClassLoaderReference;
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import com.ibm.wala.types.MethodReference;
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import com.ibm.wala.types.TypeReference;
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import com.ibm.wala.util.CancelException;
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/**
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* Check properties of a call to clone() in RTA
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*/
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public class DefaultMethodsTest extends WalaTestCase {
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@Test public void testDefaultMethods() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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AnalysisScope scope = CallGraphTestUtil.makeJ2SEAnalysisScope(TestConstants.WALA_TESTDATA, CallGraphTestUtil.REGRESSION_EXCLUSIONS);
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ClassHierarchy cha = ClassHierarchyFactory.make(scope);
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Iterable<Entrypoint> entrypoints = com.ibm.wala.ipa.callgraph.impl.Util.makeMainEntrypoints(scope, cha,
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"LdefaultMethods/DefaultMethods");
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AnalysisOptions options = CallGraphTestUtil.makeAnalysisOptions(scope, entrypoints);
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CallGraph cg = CallGraphTestUtil.buildZeroCFA(options, new AnalysisCacheImpl(), cha, scope, false);
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// Find node corresponding to main
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TypeReference tm = TypeReference.findOrCreate(ClassLoaderReference.Application, "LdefaultMethods/DefaultMethods");
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MethodReference mm = MethodReference.findOrCreate(tm, "main", "([Ljava/lang/String;)V");
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Assert.assertTrue("expect main node", cg.getNodes(mm).iterator().hasNext());
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CGNode mnode = cg.getNodes(mm).iterator().next();
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// Find node corresponding to Interface1.silly
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TypeReference t1s = TypeReference.findOrCreate(ClassLoaderReference.Application, "LdefaultMethods/Interface1");
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MethodReference t1m = MethodReference.findOrCreate(t1s, "silly", "()I");
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Assert.assertTrue("expect Interface1.silly node", cg.getNodes(t1m).iterator().hasNext());
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CGNode t1node = cg.getNodes(t1m).iterator().next();
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// Check call from main to Interface1.silly
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Assert.assertTrue("should have call site from main to Interface1.silly", cg.getPossibleSites(mnode, t1node).hasNext());
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// Find node corresponding to Interface2.silly
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TypeReference t2s = TypeReference.findOrCreate(ClassLoaderReference.Application, "LdefaultMethods/Interface2");
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MethodReference t2m = MethodReference.findOrCreate(t2s, "silly", "()I");
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Assert.assertTrue("expect Interface2.silly node", cg.getNodes(t2m).iterator().hasNext());
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CGNode t2node = cg.getNodes(t1m).iterator().next();
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// Check call from main to Interface2.silly
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Assert.assertTrue("should have call site from main to Interface2.silly", cg.getPossibleSites(mnode, t2node).hasNext());
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// Find node corresponding to Test.silly
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TypeReference tts = TypeReference.findOrCreate(ClassLoaderReference.Application, "LdefaultMethods/DefaultMethods$Test3");
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MethodReference ttm = MethodReference.findOrCreate(tts, "silly", "()I");
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Assert.assertTrue("expect Interface1.silly node", cg.getNodes(ttm).iterator().hasNext());
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CGNode ttnode = cg.getNodes(ttm).iterator().next();
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// Check call from main to Test3.silly
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Assert.assertTrue("should have call site from main to Test3.silly", cg.getPossibleSites(mnode, ttnode).hasNext());
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// Check that IClass.getAllMethods() returns default methods #219.
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TypeReference test1Type = TypeReference.findOrCreate(ClassLoaderReference.Application, "LdefaultMethods/DefaultMethods$Test1");
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IClass test1Class = cha.lookupClass(test1Type);
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Collection<? extends IMethod> allMethods = test1Class.getAllMethods();
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IMethod defaultMethod = test1Class.getMethod(t1m.getSelector());
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Assert.assertTrue("Expecting default methods to show up in IClass.allMethods()", allMethods.contains(defaultMethod));
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}
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}
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