1 /* 2 * Copyright 2014, 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.dexlib2.writer; 33 34 import com.google.common.collect.ImmutableSet; 35 import com.google.common.collect.Iterables; 36 import com.google.common.collect.Lists; 37 import junit.framework.Assert; 38 import org.jf.dexlib2.AnnotationVisibility; 39 import org.jf.dexlib2.Opcodes; 40 import org.jf.dexlib2.dexbacked.DexBackedDexFile; 41 import org.jf.dexlib2.iface.Annotation; 42 import org.jf.dexlib2.iface.AnnotationElement; 43 import org.jf.dexlib2.iface.ClassDef; 44 import org.jf.dexlib2.iface.value.AnnotationEncodedValue; 45 import org.jf.dexlib2.immutable.ImmutableAnnotation; 46 import org.jf.dexlib2.immutable.ImmutableAnnotationElement; 47 import org.jf.dexlib2.immutable.ImmutableClassDef; 48 import org.jf.dexlib2.immutable.ImmutableDexFile; 49 import org.jf.dexlib2.immutable.value.ImmutableAnnotationEncodedValue; 50 import org.jf.dexlib2.immutable.value.ImmutableNullEncodedValue; 51 import org.jf.dexlib2.writer.io.MemoryDataStore; 52 import org.jf.dexlib2.writer.pool.DexPool; 53 import org.junit.Test; 54 55 import java.io.IOException; 56 import java.util.List; 57 58 public class DexWriterTest { 59 @Test 60 public void testAnnotationElementOrder() { 61 // Elements are out of order wrt to the element name 62 ImmutableSet<ImmutableAnnotationElement> elements = 63 ImmutableSet.of(new ImmutableAnnotationElement("zabaglione", ImmutableNullEncodedValue.INSTANCE), 64 new ImmutableAnnotationElement("blah", ImmutableNullEncodedValue.INSTANCE)); 65 66 ImmutableAnnotation annotation = new ImmutableAnnotation(AnnotationVisibility.RUNTIME, 67 "Lorg/test/anno;", elements); 68 69 ImmutableClassDef classDef = new ImmutableClassDef("Lorg/test/blah;", 70 0, "Ljava/lang/Object;", null, null, ImmutableSet.of(annotation), null, null); 71 72 MemoryDataStore dataStore = new MemoryDataStore(); 73 74 try { 75 DexPool.writeTo(dataStore, new ImmutableDexFile(Opcodes.forApi(19), ImmutableSet.of(classDef))); 76 } catch (IOException ex) { 77 throw new RuntimeException(ex); 78 } 79 80 DexBackedDexFile dexFile = new DexBackedDexFile(Opcodes.forApi(15), dataStore.getData()); 81 ClassDef dbClassDef = Iterables.getFirst(dexFile.getClasses(), null); 82 Assert.assertNotNull(dbClassDef); 83 Annotation dbAnnotation = Iterables.getFirst(dbClassDef.getAnnotations(), null); 84 Assert.assertNotNull(dbAnnotation); 85 List<AnnotationElement> dbElements = Lists.newArrayList(dbAnnotation.getElements()); 86 87 // Ensure that the elements were written out in sorted order 88 Assert.assertEquals(2, dbElements.size()); 89 Assert.assertEquals("blah", dbElements.get(0).getName()); 90 Assert.assertEquals("zabaglione", dbElements.get(1).getName()); 91 } 92 93 @Test 94 public void testEncodedAnnotationElementOrder() { 95 // Elements are out of order wrt to the element name 96 ImmutableSet<ImmutableAnnotationElement> encodedElements = 97 ImmutableSet.of(new ImmutableAnnotationElement("zabaglione", ImmutableNullEncodedValue.INSTANCE), 98 new ImmutableAnnotationElement("blah", ImmutableNullEncodedValue.INSTANCE)); 99 100 ImmutableAnnotationEncodedValue encodedAnnotations = 101 new ImmutableAnnotationEncodedValue("Lan/encoded/annotation", encodedElements); 102 103 ImmutableSet<ImmutableAnnotationElement> elements = 104 ImmutableSet.of(new ImmutableAnnotationElement("encoded_annotation", encodedAnnotations)); 105 106 ImmutableAnnotation annotation = new ImmutableAnnotation(AnnotationVisibility.RUNTIME, 107 "Lorg/test/anno;", elements); 108 109 ImmutableClassDef classDef = new ImmutableClassDef("Lorg/test/blah;", 110 0, "Ljava/lang/Object;", null, null, ImmutableSet.of(annotation), null, null); 111 112 MemoryDataStore dataStore = new MemoryDataStore(); 113 114 try { 115 DexPool.writeTo(dataStore, new ImmutableDexFile(Opcodes.forApi(19), ImmutableSet.of(classDef))); 116 } catch (IOException ex) { 117 throw new RuntimeException(ex); 118 } 119 120 DexBackedDexFile dexFile = new DexBackedDexFile(Opcodes.forApi(15), dataStore.getData()); 121 ClassDef dbClassDef = Iterables.getFirst(dexFile.getClasses(), null); 122 Assert.assertNotNull(dbClassDef); 123 Annotation dbAnnotation = Iterables.getFirst(dbClassDef.getAnnotations(), null); 124 Assert.assertNotNull(dbAnnotation); 125 126 AnnotationElement element = Iterables.getFirst(dbAnnotation.getElements(), null); 127 AnnotationEncodedValue dbAnnotationEncodedValue = (AnnotationEncodedValue)element.getValue(); 128 129 List<AnnotationElement> dbElements = Lists.newArrayList(dbAnnotationEncodedValue.getElements()); 130 131 // Ensure that the elements were written out in sorted order 132 Assert.assertEquals(2, dbElements.size()); 133 Assert.assertEquals("blah", dbElements.get(0).getName()); 134 Assert.assertEquals("zabaglione", dbElements.get(1).getName()); 135 } 136 } 137