1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package dot.junit.opcodes.return_object; 18 19 import dot.junit.DxTestCase; 20 import dot.junit.DxUtil; 21 import dot.junit.opcodes.return_object.d.T_return_object_1; 22 import dot.junit.opcodes.return_object.d.T_return_object_12; 23 import dot.junit.opcodes.return_object.d.T_return_object_13; 24 import dot.junit.opcodes.return_object.d.T_return_object_2; 25 import dot.junit.opcodes.return_object.d.T_return_object_6; 26 import dot.junit.opcodes.return_object.d.T_return_object_8; 27 28 29 public class Test_return_object extends DxTestCase { 30 /** 31 * @title simple 32 */ 33 public void testN1() { 34 T_return_object_1 t = new T_return_object_1(); 35 assertEquals("hello", t.run()); 36 } 37 38 /** 39 * @title simple 40 */ 41 public void testN2() { 42 T_return_object_1 t = new T_return_object_1(); 43 assertEquals(t, t.run2()); 44 } 45 46 /** 47 * @title return null 48 */ 49 public void testN4() { 50 T_return_object_2 t = new T_return_object_2(); 51 assertNull(t.run()); 52 } 53 54 /** 55 * @title check that frames are discarded and reinstananted correctly 56 */ 57 public void testN5() { 58 T_return_object_6 t = new T_return_object_6(); 59 assertEquals("hello", t.run()); 60 } 61 62 63 /** 64 * @title assignment compatibility (TChild returned as TSuper) 65 */ 66 public void testN7() { 67 //@uses dot.junit.opcodes.return_object.d.T_return_object_12 68 //@uses dot.junit.opcodes.return_object.d.TChild 69 //@uses dot.junit.opcodes.return_object.d.TSuper 70 //@uses dot.junit.opcodes.return_object.d.TInterface 71 T_return_object_12 t = new T_return_object_12(); 72 assertTrue(t.run()); 73 } 74 75 /** 76 * @title assignment compatibility (TChild returned as TInterface) 77 */ 78 public void testN8() { 79 //@uses dot.junit.opcodes.return_object.d.T_return_object_13 80 //@uses dot.junit.opcodes.return_object.d.TChild 81 //@uses dot.junit.opcodes.return_object.d.TSuper 82 //@uses dot.junit.opcodes.return_object.d.TInterface 83 T_return_object_13 t = new T_return_object_13(); 84 assertTrue(t.run()); 85 } 86 87 /** 88 * @title Method is synchronized but thread is not monitor owner 89 */ 90 public void testE1() { 91 loadAndRun("dot.junit.opcodes.return_object.d.T_return_object_8", 92 IllegalMonitorStateException.class); 93 } 94 95 96 /** 97 * @constraint B11 98 * @title method's return type - void 99 */ 100 public void testVFE1() { 101 load("dot.junit.opcodes.return_object.d.T_return_object_3", VerifyError.class); 102 } 103 104 /** 105 * @constraint B11 106 * @title method's return type - float 107 */ 108 public void testVFE2() { 109 load("dot.junit.opcodes.return_object.d.T_return_object_4", VerifyError.class); 110 } 111 112 /** 113 * @constraint B11 114 * @title method's return type - long 115 */ 116 public void testVFE3() { 117 load("dot.junit.opcodes.return_object.d.T_return_object_16", VerifyError.class); 118 } 119 120 /** 121 * @constraint A23 122 * @title number of registers 123 */ 124 public void testVFE4() { 125 load("dot.junit.opcodes.return_object.d.T_return_object_5", VerifyError.class); 126 } 127 128 129 /** 130 * @constraint B1 131 * @title types of argument - int 132 */ 133 public void testVFE6() { 134 load("dot.junit.opcodes.return_object.d.T_return_object_10", VerifyError.class); 135 } 136 137 /** 138 * @constraint B1 139 * @title types of argument - long 140 */ 141 public void testVFE7() { 142 load("dot.junit.opcodes.return_object.d.T_return_object_11", VerifyError.class); 143 } 144 145 /** 146 * @constraint B11 147 * @title assignment incompatible references 148 */ 149 public void testVFE8() { 150 //@uses dot.junit.opcodes.return_object.d.T_return_object_14 151 //@uses dot.junit.opcodes.return_object.d.TChild 152 //@uses dot.junit.opcodes.return_object.d.TSuper 153 //@uses dot.junit.opcodes.return_object.d.TInterface 154 load("dot.junit.opcodes.return_object.d.T_return_object_14", VerifyError.class); 155 } 156 157 /** 158 * @constraint B11 159 * @title assignment incompatible references 160 */ 161 public void testVFE9() { 162 //@uses dot.junit.opcodes.return_object.d.T_return_object_15 163 //@uses dot.junit.opcodes.return_object.Runner 164 //@uses dot.junit.opcodes.return_object.RunnerGenerator 165 //@uses dot.junit.opcodes.return_object.d.TSuper2 166 try { 167 RunnerGenerator rg = (RunnerGenerator) Class.forName( 168 "dot.junit.opcodes.return_object.d.T_return_object_15").newInstance(); 169 Runner r = rg.run(); 170 assertFalse(r instanceof Runner); 171 assertFalse(Runner.class.isAssignableFrom(r.getClass())); 172 // only upon invocation of a concrete method, 173 // a java.lang.IncompatibleClassChangeError is thrown 174 r.doit(); 175 fail("expected a verification exception"); 176 } catch (Throwable t) { 177 DxUtil.checkVerifyException(t); 178 } 179 } 180 181 182 } 183
