164 lines
7.8 KiB
Java
164 lines
7.8 KiB
Java
/*******************************************************************************
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* 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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* This file is a derivative of code released by the University of
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* California under the terms listed below.
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*
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* Refinement Analysis Tools is Copyright (c) 2007 The Regents of the
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* University of California (Regents). Provided that this notice and
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* the following two paragraphs are included in any distribution of
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* Refinement Analysis Tools or its derivative work, Regents agrees
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* not to assert any of Regents' copyright rights in Refinement
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* Analysis Tools against recipient for recipient's reproduction,
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* preparation of derivative works, public display, public
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* performance, distribution or sublicensing of Refinement Analysis
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* Tools and derivative works, in source code and object code form.
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* This agreement not to assert does not confer, by implication,
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* estoppel, or otherwise any license or rights in any intellectual
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* property of Regents, including, but not limited to, any patents
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* of Regents or Regents' employees.
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*
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* IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT,
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* INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
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* INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE
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* AND ITS DOCUMENTATION, EVEN IF REGENTS HAS BEEN ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE AND FURTHER DISCLAIMS ANY STATUTORY
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* WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE AND ACCOMPANYING
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* DOCUMENTATION, IF ANY, PROVIDED HEREUNDER IS PROVIDED "AS
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* IS". REGENTS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT,
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* UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*/
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package com.ibm.wala.core.tests.demandpa;
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import java.io.IOException;
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import java.util.Collection;
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import com.ibm.wala.demandpa.alg.ContextSensitiveStateMachine;
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import com.ibm.wala.demandpa.alg.DemandRefinementPointsTo;
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import com.ibm.wala.demandpa.alg.IDemandPointerAnalysis;
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import com.ibm.wala.demandpa.alg.refinepolicy.AlwaysRefineCGPolicy;
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import com.ibm.wala.demandpa.alg.refinepolicy.AlwaysRefineFieldsPolicy;
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import com.ibm.wala.demandpa.alg.refinepolicy.SinglePassRefinementPolicy;
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import com.ibm.wala.demandpa.alg.statemachine.StateMachineFactory;
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import com.ibm.wala.demandpa.flowgraph.IFlowLabel;
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import com.ibm.wala.ipa.callgraph.CGNode;
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import com.ibm.wala.ipa.callgraph.propagation.InstanceKey;
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import com.ibm.wala.ipa.callgraph.propagation.PointerKey;
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import com.ibm.wala.ipa.cha.ClassHierarchyException;
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import com.ibm.wala.types.Descriptor;
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import com.ibm.wala.util.CancelException;
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import com.ibm.wala.util.strings.Atom;
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public class ContextSensitiveTest extends AbstractPtrTest {
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@Override
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protected void setUp() {
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}
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public void testArraySet() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_ARRAY_SET, 1);
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}
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public void testClone() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_CLONE, 1);
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}
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public void testFooId() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_ID, 1);
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}
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public void testHashtableEnum() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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// 3 because
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// can't tell between key, value, and entry enumerators in Hashtable
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_HASHTABLE_ENUM, 3);
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}
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// we know this one fails...
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// public void testOnTheFlyCS() throws ClassHierarchyException {
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// String mainClass = TestInfo.TEST_ONTHEFLY_CS;
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// final IDemandPointerAnalysis dmp =
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// makeDemandPointerAnalysis(TestInfo.SCOPE_FILE, mainClass);
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// CGNode testMethod =
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// AbstractPtrTest.findInstanceMethod(dmp.getBaseCallGraph(),
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// dmp.getClassHierarchy().lookupClass(
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// TypeReference.findOrCreate(ClassLoaderReference.Application,
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// "Ltestdata/TestOnTheFlyCS$C2")), Atom
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// .findOrCreateUnicodeAtom("doSomething"),
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// Descriptor.findOrCreateUTF8("(Ljava/lang/Object;)V"));
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// PointerKey keyToQuery = AbstractPtrTest.getParam(testMethod, "testThisVar",
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// dmp.getHeapModel());
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// Collection<InstanceKey> pointsTo = dmp.getPointsTo(keyToQuery);
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// if (debug) {
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// System.err.println("points-to for " + mainClass + ": " + pointsTo);
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// }
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// assertEquals(1, pointsTo.size());
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// }
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public void testWithinMethodCall() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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String mainClass = TestInfo.TEST_WITHIN_METHOD_CALL;
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final IDemandPointerAnalysis dmp = makeDemandPointerAnalysis(TestInfo.SCOPE_FILE, mainClass);
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CGNode testMethod = AbstractPtrTest.findStaticMethod(dmp.getBaseCallGraph(), Atom.findOrCreateUnicodeAtom("testMethod"),
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Descriptor.findOrCreateUTF8("(Ljava/lang/Object;)V"));
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PointerKey keyToQuery = AbstractPtrTest.getParam(testMethod, "testThisVar", dmp.getHeapModel());
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Collection<InstanceKey> pointsTo = dmp.getPointsTo(keyToQuery);
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if (debug) {
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System.err.println("points-to for " + mainClass + ": " + pointsTo);
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}
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assertEquals(1, pointsTo.size());
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}
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public void testLinkedListIter() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_LINKEDLIST_ITER, 1);
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}
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public void testGlobal() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_GLOBAL, 1);
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}
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public void testHashSet() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_HASH_SET, 2, 2, 1);
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}
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public void testHashMapGet() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_HASHMAP_GET, 2, 1, 1);
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}
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public void testMethodRecursion() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_METHOD_RECURSION, 2);
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}
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public void testArraySetIter() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_ARRAY_SET_ITER, 1);
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}
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public void testArrayList() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_ARRAY_LIST, 1);
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}
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public void testLinkedList() throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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doPointsToSizeTest(TestInfo.SCOPE_FILE, TestInfo.TEST_LINKED_LIST, 1);
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}
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@Override
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protected StateMachineFactory<IFlowLabel> getStateMachineFactory() {
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return new ContextSensitiveStateMachine.Factory();
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}
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@Override
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protected DemandRefinementPointsTo makeDemandPointerAnalysis(String scopeFile, String mainClass) throws ClassHierarchyException, IllegalArgumentException, CancelException, IOException {
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DemandRefinementPointsTo dmp = super.makeDemandPointerAnalysis(scopeFile, mainClass);
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dmp.setRefinementPolicyFactory(new SinglePassRefinementPolicy.Factory(new AlwaysRefineFieldsPolicy(),
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new AlwaysRefineCGPolicy()));
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return dmp;
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}
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}
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