| /* |
| * Copyright 2016, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package org.jf.dexlib2; |
| |
| import com.beust.jcommander.internal.Maps; |
| import com.google.common.collect.Lists; |
| import org.jf.dexlib2.DexFileFactory.DexEntryFinder; |
| import org.jf.dexlib2.DexFileFactory.DexFileNotFoundException; |
| import org.jf.dexlib2.DexFileFactory.MultipleMatchingDexEntriesException; |
| import org.jf.dexlib2.DexFileFactory.UnsupportedFileTypeException; |
| import org.jf.dexlib2.dexbacked.DexBackedDexFile; |
| import org.jf.dexlib2.dexbacked.DexBackedDexFile.NotADexFile; |
| import org.jf.dexlib2.iface.MultiDexContainer; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import javax.annotation.Nonnull; |
| import javax.annotation.Nullable; |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| |
| import static org.mockito.Mockito.mock; |
| |
| public class DexEntryFinderTest { |
| |
| @Test |
| public void testNormalStuff() throws Exception { |
| Map<String, DexBackedDexFile> entries = Maps.newHashMap(); |
| DexBackedDexFile dexFile1 = mock(DexBackedDexFile.class); |
| entries.put("/system/framework/framework.jar", dexFile1); |
| DexBackedDexFile dexFile2 = mock(DexBackedDexFile.class); |
| entries.put("/system/framework/framework.jar:classes2.dex", dexFile2); |
| DexEntryFinder testFinder = new DexEntryFinder("blah.oat", new TestMultiDexContainer(entries)); |
| |
| Assert.assertEquals(dexFile1, testFinder.findEntry("/system/framework/framework.jar", true)); |
| |
| assertEntryNotFound(testFinder, "system/framework/framework.jar", true); |
| assertEntryNotFound(testFinder, "/framework/framework.jar", true); |
| assertEntryNotFound(testFinder, "framework/framework.jar", true); |
| assertEntryNotFound(testFinder, "/framework.jar", true); |
| assertEntryNotFound(testFinder, "framework.jar", true); |
| |
| Assert.assertEquals(dexFile1, testFinder.findEntry("system/framework/framework.jar", false)); |
| Assert.assertEquals(dexFile1, testFinder.findEntry("/framework/framework.jar", false)); |
| Assert.assertEquals(dexFile1, testFinder.findEntry("framework/framework.jar", false)); |
| Assert.assertEquals(dexFile1, testFinder.findEntry("/framework.jar", false)); |
| Assert.assertEquals(dexFile1, testFinder.findEntry("framework.jar", false)); |
| |
| assertEntryNotFound(testFinder, "ystem/framework/framework.jar", false); |
| assertEntryNotFound(testFinder, "ssystem/framework/framework.jar", false); |
| assertEntryNotFound(testFinder, "ramework/framework.jar", false); |
| assertEntryNotFound(testFinder, "ramework.jar", false); |
| assertEntryNotFound(testFinder, "framework", false); |
| |
| Assert.assertEquals(dexFile2, testFinder.findEntry("/system/framework/framework.jar:classes2.dex", true)); |
| |
| assertEntryNotFound(testFinder, "system/framework/framework.jar:classes2.dex", true); |
| assertEntryNotFound(testFinder, "framework.jar:classes2.dex", true); |
| assertEntryNotFound(testFinder, "classes2.dex", true); |
| |
| Assert.assertEquals(dexFile2, testFinder.findEntry("system/framework/framework.jar:classes2.dex", false)); |
| Assert.assertEquals(dexFile2, testFinder.findEntry("/framework/framework.jar:classes2.dex", false)); |
| Assert.assertEquals(dexFile2, testFinder.findEntry("framework/framework.jar:classes2.dex", false)); |
| Assert.assertEquals(dexFile2, testFinder.findEntry("/framework.jar:classes2.dex", false)); |
| Assert.assertEquals(dexFile2, testFinder.findEntry("framework.jar:classes2.dex", false)); |
| Assert.assertEquals(dexFile2, testFinder.findEntry(":classes2.dex", false)); |
| Assert.assertEquals(dexFile2, testFinder.findEntry("classes2.dex", false)); |
| |
| assertEntryNotFound(testFinder, "ystem/framework/framework.jar:classes2.dex", false); |
| assertEntryNotFound(testFinder, "ramework.jar:classes2.dex", false); |
| assertEntryNotFound(testFinder, "lasses2.dex", false); |
| assertEntryNotFound(testFinder, "classes2", false); |
| } |
| |
| @Test |
| public void testSimilarEntries() throws Exception { |
| Map<String, DexBackedDexFile> entries = Maps.newHashMap(); |
| DexBackedDexFile dexFile1 = mock(DexBackedDexFile.class); |
| entries.put("/system/framework/framework.jar", dexFile1); |
| DexBackedDexFile dexFile2 = mock(DexBackedDexFile.class); |
| entries.put("system/framework/framework.jar", dexFile2); |
| DexEntryFinder testFinder = new DexEntryFinder("blah.oat", new TestMultiDexContainer(entries)); |
| |
| Assert.assertEquals(dexFile1, testFinder.findEntry("/system/framework/framework.jar", true)); |
| Assert.assertEquals(dexFile2, testFinder.findEntry("system/framework/framework.jar", true)); |
| |
| assertMultipleMatchingEntries(testFinder, "/system/framework/framework.jar"); |
| assertMultipleMatchingEntries(testFinder, "system/framework/framework.jar"); |
| |
| assertMultipleMatchingEntries(testFinder, "/framework/framework.jar"); |
| assertMultipleMatchingEntries(testFinder, "framework/framework.jar"); |
| assertMultipleMatchingEntries(testFinder, "/framework.jar"); |
| assertMultipleMatchingEntries(testFinder, "framework.jar"); |
| } |
| |
| @Test |
| public void testMatchingSuffix() throws Exception { |
| Map<String, DexBackedDexFile> entries = Maps.newHashMap(); |
| DexBackedDexFile dexFile1 = mock(DexBackedDexFile.class); |
| entries.put("/system/framework/framework.jar", dexFile1); |
| DexBackedDexFile dexFile2 = mock(DexBackedDexFile.class); |
| entries.put("/framework/framework.jar", dexFile2); |
| DexEntryFinder testFinder = new DexEntryFinder("blah.oat", new TestMultiDexContainer(entries)); |
| |
| Assert.assertEquals(dexFile1, testFinder.findEntry("/system/framework/framework.jar", true)); |
| Assert.assertEquals(dexFile2, testFinder.findEntry("/framework/framework.jar", true)); |
| |
| Assert.assertEquals(dexFile2, testFinder.findEntry("/framework/framework.jar", false)); |
| Assert.assertEquals(dexFile2, testFinder.findEntry("framework/framework.jar", false)); |
| |
| assertMultipleMatchingEntries(testFinder, "/framework.jar"); |
| assertMultipleMatchingEntries(testFinder, "framework.jar"); |
| } |
| |
| @Test |
| public void testNonDexEntries() throws Exception { |
| Map<String, DexBackedDexFile> entries = Maps.newHashMap(); |
| DexBackedDexFile dexFile1 = mock(DexBackedDexFile.class); |
| entries.put("classes.dex", dexFile1); |
| entries.put("/blah/classes.dex", null); |
| DexEntryFinder testFinder = new DexEntryFinder("blah.oat", new TestMultiDexContainer(entries)); |
| |
| Assert.assertEquals(dexFile1, testFinder.findEntry("classes.dex", true)); |
| Assert.assertEquals(dexFile1, testFinder.findEntry("classes.dex", false)); |
| |
| assertUnsupportedFileType(testFinder, "/blah/classes.dex", true); |
| assertDexFileNotFound(testFinder, "/blah/classes.dex", false); |
| } |
| |
| private void assertEntryNotFound(DexEntryFinder finder, String entry, boolean exactMatch) throws IOException { |
| try { |
| finder.findEntry(entry, exactMatch); |
| Assert.fail(); |
| } catch (DexFileNotFoundException ex) { |
| // expected exception |
| } |
| } |
| |
| private void assertMultipleMatchingEntries(DexEntryFinder finder, String entry) throws IOException { |
| try { |
| finder.findEntry(entry, false); |
| Assert.fail(); |
| } catch (MultipleMatchingDexEntriesException ex) { |
| // expected exception |
| } |
| } |
| |
| private void assertUnsupportedFileType(DexEntryFinder finder, String entry, boolean exactMatch) throws IOException { |
| try { |
| finder.findEntry(entry, exactMatch); |
| Assert.fail(); |
| } catch (UnsupportedFileTypeException ex) { |
| // expected exception |
| } |
| } |
| |
| private void assertDexFileNotFound(DexEntryFinder finder, String entry, boolean exactMatch) throws IOException { |
| try { |
| finder.findEntry(entry, exactMatch); |
| Assert.fail(); |
| } catch (DexFileNotFoundException ex) { |
| // expected exception |
| } |
| } |
| |
| public static class TestMultiDexContainer implements MultiDexContainer<DexBackedDexFile> { |
| @Nonnull private final Map<String, DexBackedDexFile> entries; |
| |
| public TestMultiDexContainer(@Nonnull Map<String, DexBackedDexFile> entries) { |
| this.entries = entries; |
| } |
| |
| @Nonnull @Override public List<String> getDexEntryNames() throws IOException { |
| List<String> entryNames = Lists.newArrayList(); |
| |
| for (Entry<String, DexBackedDexFile> entry: entries.entrySet()) { |
| if (entry.getValue() != null) { |
| entryNames.add(entry.getKey()); |
| } |
| } |
| |
| return entryNames; |
| } |
| |
| @Nullable @Override public DexBackedDexFile getEntry(@Nonnull String entryName) throws IOException { |
| if (entries.containsKey(entryName)) { |
| DexBackedDexFile entry = entries.get(entryName); |
| if (entry == null) { |
| throw new NotADexFile(); |
| } |
| return entry; |
| } |
| return null; |
| } |
| } |
| } |