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 32package org.jf.smalidea; 33 34import com.intellij.testFramework.ResolveTestCase; 35import org.jf.dexlib2.Opcode; 36import org.jf.smalidea.psi.impl.SmaliInstruction; 37import org.jf.smalidea.psi.impl.SmaliLabel; 38import org.jf.smalidea.psi.impl.SmaliLabelReference; 39import org.junit.Assert; 40 41public class SmaliLabelReferenceTest extends ResolveTestCase { 42 43 public void testLabelReference() throws Exception { 44 String text = 45 ".class public Lmy/pkg/blah; .super Ljava/lang/Object;\n" + 46 ".method public getRandomParentType(I)I\n" + 47 " .registers 4\n" + 48 " .param p1, \"edge\" # I\n" + 49 "\n" + 50 " .prologue\n" + 51 " const/4 v1, 0x2\n" + 52 "\n" + 53 " .line 179\n" + 54 " if-nez p1, :cond_5\n" + 55 "\n" + 56 " move v0, v1\n" + 57 "\n" + 58 " .line 185\n" + 59 " :goto_4\n" + 60 " return v0\n" + 61 "\n" + 62 " .line 182\n" + 63 " :cond_5\n" + 64 " if-ne p1, v1, :cond_f\n" + 65 "\n" + 66 " .line 183\n" + 67 " sget-object v0, Lorg/jf/Penroser/PenroserApp;->random:Ljava/util/Random;\n" + 68 "\n" + 69 " const/4 v1, 0x3\n" + 70 "\n" + 71 " invoke-virtual {v0, v1}, Ljava/util/Random;->nextInt(I)I\n" + 72 "\n" + 73 " move-result v0\n" + 74 "\n" + 75 " goto :goto_4\n" + 76 "\n" + 77 " .line 185\n" + 78 " :cond_f\n" + 79 " sget-object v0, Lorg/jf/Penroser/PenroserApp;->random:Ljava/util/Random;\n" + 80 "\n" + 81 " invoke-virtual {v0, v1}, Ljava/util/Random;->nextInt(I)I\n" + 82 "\n" + 83 " move-result v0\n" + 84 "\n" + 85 " goto :go<ref>to_4\n" + 86 ".end method";; 87 88 SmaliLabelReference labelReference = (SmaliLabelReference)configureByFileText(text, "blah.smali"); 89 90 Assert.assertNotNull(labelReference); 91 Assert.assertEquals("goto_4", labelReference.getName()); 92 93 SmaliLabel resolvedLabel = labelReference.resolve(); 94 Assert.assertNotNull(resolvedLabel); 95 Assert.assertEquals("goto_4", resolvedLabel.getName()); 96 97 SmaliInstruction nextInstruction = resolvedLabel.findNextSiblingByClass(SmaliInstruction.class); 98 Assert.assertNotNull(nextInstruction); 99 Assert.assertEquals(8, nextInstruction.getOffset()); 100 Assert.assertEquals(Opcode.RETURN, nextInstruction.getOpcode()); 101 } 102} 103