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 */ testN1()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 */ testN2()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 */ testN4()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 */ testN5()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 */ testN7()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 */ testN8()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 */ testE1()90 public void testE1() { 91 T_return_object_8 t = new T_return_object_8(); 92 try { 93 assertTrue(t.run()); 94 fail("expected IllegalMonitorStateException"); 95 } catch (IllegalMonitorStateException imse) { 96 // expected 97 } 98 } 99 100 101 /** 102 * @constraint B11 103 * @title method's return type - void 104 */ testVFE1()105 public void testVFE1() { 106 try { 107 Class.forName("dxc.junit.opcodes.return_object.jm.T_return_object_3"); 108 fail("expected a verification exception"); 109 } catch (Throwable t) { 110 DxUtil.checkVerifyException(t); 111 } 112 } 113 114 /** 115 * @constraint B11 116 * @title method's return type - float 117 */ testVFE2()118 public void testVFE2() { 119 try { 120 Class.forName("dxc.junit.opcodes.return_object.jm.T_return_object_4"); 121 fail("expected a verification exception"); 122 } catch (Throwable t) { 123 DxUtil.checkVerifyException(t); 124 } 125 } 126 127 /** 128 * @constraint B11 129 * @title method's return type - long 130 */ testVFE3()131 public void testVFE3() { 132 try { 133 Class.forName("dxc.junit.opcodes.return_object.jm.T_return_object_16"); 134 fail("expected a verification exception"); 135 } catch (Throwable t) { 136 DxUtil.checkVerifyException(t); 137 } 138 } 139 140 /** 141 * @constraint A23 142 * @title number of registers 143 */ testVFE4()144 public void testVFE4() { 145 try { 146 Class.forName("dxc.junit.opcodes.return_object.jm.T_return_object_5"); 147 fail("expected a verification exception"); 148 } catch (Throwable t) { 149 DxUtil.checkVerifyException(t); 150 } 151 } 152 153 154 /** 155 * @constraint B1 156 * @title types of argument - int 157 */ testVFE6()158 public void testVFE6() { 159 try { 160 Class.forName("dxc.junit.opcodes.return_object.jm.T_return_object_10"); 161 fail("expected a verification exception"); 162 } catch (Throwable t) { 163 DxUtil.checkVerifyException(t); 164 } 165 } 166 167 /** 168 * @constraint B1 169 * @title types of argument - long 170 */ testVFE7()171 public void testVFE7() { 172 try { 173 Class.forName("dxc.junit.opcodes.return_object.jm.T_return_object_11"); 174 fail("expected a verification exception"); 175 } catch (Throwable t) { 176 DxUtil.checkVerifyException(t); 177 } 178 } 179 180 /** 181 * @constraint B11 182 * @title assignment incompatible references 183 */ testVFE8()184 public void testVFE8() { 185 //@uses dot.junit.opcodes.return_object.d.T_return_object_14 186 //@uses dot.junit.opcodes.return_object.d.TChild 187 //@uses dot.junit.opcodes.return_object.d.TSuper 188 //@uses dot.junit.opcodes.return_object.d.TInterface 189 try { 190 Class.forName("dxc.junit.opcodes.return_object.jm.T_return_object_14"); 191 fail("expected a verification exception"); 192 } catch (Throwable t) { 193 DxUtil.checkVerifyException(t); 194 } 195 } 196 197 /** 198 * @constraint B11 199 * @title assignment incompatible references 200 */ testVFE9()201 public void testVFE9() { 202 //@uses dot.junit.opcodes.return_object.d.T_return_object_15 203 //@uses dot.junit.opcodes.return_object.Runner 204 //@uses dot.junit.opcodes.return_object.RunnerGenerator 205 //@uses dot.junit.opcodes.return_object.d.TSuper2 206 try { 207 RunnerGenerator rg = (RunnerGenerator) Class.forName( 208 "dot.junit.opcodes.return_object.d.T_return_object_15").newInstance(); 209 Runner r = rg.run(); 210 assertFalse(r instanceof Runner); 211 assertFalse(Runner.class.isAssignableFrom(r.getClass())); 212 // only upon invocation of a concrete method, 213 // a java.lang.IncompatibleClassChangeError is thrown 214 r.doit(); 215 fail("expected a verification exception"); 216 } catch (Throwable t) { 217 DxUtil.checkVerifyException(t); 218 } 219 } 220 221 222 } 223