1 /* 2 * Copyright 2015, Google Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 package org.jf.baksmali; 33 34 import org.jf.dexlib2.Opcodes; 35 import org.jf.dexlib2.dexbacked.DexBackedDexFile; 36 import org.junit.Assert; 37 38 import javax.annotation.Nonnull; 39 import java.io.File; 40 import java.io.IOException; 41 42 /** 43 * A base test class for performing a test using a dex file as input 44 */ 45 /** 46 * A base test class for performing a disassembly on a dex file and verifying the results 47 * 48 * The test accepts a single-class dex file as input. By default, the input dex file should be a resource at 49 * [testDir]/[testName]Input.dex 50 */ 51 public abstract class DexTest { 52 protected final String testDir; 53 DexTest(@onnull String testDir)54 protected DexTest(@Nonnull String testDir) { 55 this.testDir = testDir; 56 } 57 DexTest()58 protected DexTest() { 59 this.testDir = this.getClass().getSimpleName(); 60 } 61 62 @Nonnull getInputFilename(@onnull String testName)63 protected String getInputFilename(@Nonnull String testName) { 64 return String.format("%s%s%sInput.dex", testDir, File.separatorChar, testName); 65 } 66 67 @Nonnull getInputDexFile(@onnull String testName, @Nonnull baksmaliOptions options)68 protected DexBackedDexFile getInputDexFile(@Nonnull String testName, @Nonnull baksmaliOptions options) { 69 try { 70 // Load file from resources as a stream 71 byte[] inputBytes = BaksmaliTestUtils.readResourceBytesFully(getInputFilename(testName)); 72 return new DexBackedDexFile(Opcodes.forApi(options.apiLevel), inputBytes); 73 } catch (IOException ex) { 74 Assert.fail(); 75 } 76 return null; 77 } 78 } 79