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.invoke_virtual; 18 19 import dot.junit.DxTestCase; 20 import dot.junit.DxUtil; 21 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_1; 22 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_10; 23 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_14; 24 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_15; 25 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_17; 26 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_18; 27 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_19; 28 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_20; 29 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_4; 30 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_5; 31 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_6; 32 import dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_7; 33 34 public class Test_invoke_virtual extends DxTestCase { 35 36 /** 37 * @title invoke virtual method 38 */ 39 public void testN1() { 40 T_invoke_virtual_1 t = new T_invoke_virtual_1(); 41 int a = 1; 42 String sa = "a" + a; 43 String sb = "a1"; 44 assertTrue(t.run(sa, sb)); 45 assertFalse(t.run(t, sa)); 46 assertFalse(t.run(sb, t)); 47 } 48 49 /** 50 * @title Invoke protected method of superclass 51 */ 52 public void testN3() { 53 //@uses dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_7 54 //@uses dot.junit.opcodes.invoke_virtual.d.TSuper 55 T_invoke_virtual_7 t = new T_invoke_virtual_7(); 56 assertEquals(5, t.run()); 57 } 58 59 /** 60 * @title Check that new frame is created by invoke_virtual and 61 * arguments are passed to method 62 */ 63 public void testN5() { 64 //@uses dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_14 65 //@uses dot.junit.opcodes.invoke_virtual.d.TSuper 66 T_invoke_virtual_14 t = new T_invoke_virtual_14(); 67 assertTrue(t.run()); 68 } 69 70 /** 71 * @title Recursion of method lookup procedure 72 */ 73 public void testN6() { 74 //@uses dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_17 75 //@uses dot.junit.opcodes.invoke_virtual.d.TSuper 76 T_invoke_virtual_17 t = new T_invoke_virtual_17(); 77 assertEquals(5, t.run()); 78 } 79 80 /** 81 * @title expected NullPointerException 82 */ 83 public void testE1() { 84 T_invoke_virtual_1 t = new T_invoke_virtual_1(); 85 String s = "s"; 86 try { 87 t.run(null, s); 88 fail("expected NullPointerException"); 89 } catch (NullPointerException npe) { 90 // expected 91 } 92 } 93 94 /** 95 * @title Native method can't be linked 96 */ 97 public void testE2() { 98 T_invoke_virtual_4 t = new T_invoke_virtual_4(); 99 try { 100 t.run(); 101 fail("expected UnsatisfiedLinkError"); 102 } catch (UnsatisfiedLinkError ule) { 103 // expected 104 } 105 } 106 107 /** 108 * @title Attempt to invoke abstract method 109 */ 110 public void testE4() { 111 //@uses dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_6 112 //@uses dot.junit.opcodes.invoke_virtual.ATest 113 T_invoke_virtual_6 t = new T_invoke_virtual_6(); 114 try { 115 t.run(); 116 fail("expected AbstractMethodError"); 117 } catch (AbstractMethodError iae) { 118 // expected 119 } 120 } 121 122 /** 123 * @constraint A13 124 * @title invalid constant pool index 125 */ 126 public void testVFE1() { 127 try { 128 Class.forName("dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_8"); 129 fail("expected a verification exception"); 130 } catch (Throwable t) { 131 DxUtil.checkVerifyException(t); 132 } 133 } 134 135 /** 136 * @constraint A15 137 * @title <clinit> may not be called using invoke-virtual 138 */ 139 public void testVFE3() { 140 try { 141 new T_invoke_virtual_10().run(); 142 fail("expected IncompatibleClassChangeError"); 143 } catch (IncompatibleClassChangeError t) { 144 } 145 } 146 147 /** 148 * @constraint B1 149 * @title number of arguments passed to method 150 */ 151 public void testVFE4() { 152 try { 153 Class.forName("dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_11"); 154 fail("expected a verification exception"); 155 } catch (Throwable t) { 156 DxUtil.checkVerifyException(t); 157 } 158 } 159 160 /** 161 * @constraint B9 162 * @title types of arguments passed to method 163 */ 164 public void testVFE5() { 165 try { 166 Class.forName("dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_12"); 167 fail("expected a verification exception"); 168 } catch (Throwable t) { 169 DxUtil.checkVerifyException(t); 170 } 171 } 172 173 /** 174 * @constraint A15 175 * @title <init> may not be called using invoke_virtual 176 */ 177 public void testVFE6() { 178 try { 179 Class.forName("dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_16"); 180 fail("expected a verification exception"); 181 } catch (Throwable t) { 182 DxUtil.checkVerifyException(t); 183 } 184 } 185 186 /** 187 * @constraint B10 188 * @title assignment incompatible references when accessing 189 * protected method 190 */ 191 public void testVFE8() { 192 //@uses dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_22 193 //@uses dot.junit.opcodes.invoke_virtual.d.TSuper 194 //@uses dot.junit.opcodes.invoke_virtual.d.TPlain 195 try { 196 Class.forName("dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_22"); 197 fail("expected a verification exception"); 198 } catch (Throwable t) { 199 DxUtil.checkVerifyException(t); 200 } 201 } 202 203 /** 204 * @constraint B10 205 * @title assignment incompatible references when accessing 206 * public method 207 */ 208 public void testVFE9() { 209 //@uses dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_23 210 //@uses dot.junit.opcodes.invoke_virtual.d.TSuper 211 //@uses dot.junit.opcodes.invoke_virtual.d.TSuper2 212 try { 213 Class.forName("dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_23"); 214 fail("expected a verification exception"); 215 } catch (Throwable t) { 216 DxUtil.checkVerifyException(t); 217 } 218 } 219 220 221 /** 222 * @constraint n/a 223 * @title Attempt to call static method. 224 */ 225 public void testVFE10() { 226 try { 227 new T_invoke_virtual_5().run(); 228 fail("expected IncompatibleClassChangeError"); 229 } catch (IncompatibleClassChangeError t) { 230 } 231 } 232 233 234 /** 235 * @constraint n/a 236 * @title Attempt to invoke non-existing method. 237 */ 238 public void testVFE12() { 239 try { 240 new T_invoke_virtual_15().run(); 241 fail("expected NoSuchMethodError"); 242 } catch (NoSuchMethodError t) { 243 } 244 } 245 246 /** 247 * @constraint n/a 248 * @title Attempt to invoke private method of other class. 249 */ 250 public void testVFE13() { 251 //@uses dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_18 252 //@uses dot.junit.opcodes.invoke_virtual.TestStubs 253 try { 254 new T_invoke_virtual_18().run(new TestStubs()); 255 fail("expected IllegalAccessError"); 256 } catch (IllegalAccessError t) { 257 } 258 } 259 260 /** 261 * @constraint B12 262 * @title Attempt to invoke protected method of unrelated class. 263 */ 264 public void testVFE14() { 265 //@uses dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_20 266 //@uses dot.junit.opcodes.invoke_virtual.TestStubs 267 try { 268 new T_invoke_virtual_20().run(new TestStubs()); 269 fail("expected IllegalAccessError"); 270 } catch (IllegalAccessError t) { 271 } 272 } 273 274 /** 275 * @constraint n/a 276 * @title Method has different signature. 277 */ 278 public void testVFE15() { 279 //@uses dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_19 280 //@uses dot.junit.opcodes.invoke_virtual.d.TSuper 281 try { 282 new T_invoke_virtual_19().run(); 283 fail("expected NoSuchMethodError"); 284 } catch (NoSuchMethodError t) { 285 } 286 } 287 288 /** 289 * @constraint n/a 290 * @title invoke-virtual shall be used to invoke private methods 291 */ 292 public void testVFE16() { 293 try { 294 Class.forName("dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_13"); 295 fail("expected a verification exception"); 296 } catch (Throwable t) { 297 DxUtil.checkVerifyException(t); 298 } 299 } 300 301 /** 302 * @constraint A23 303 * @title number of registers 304 */ 305 public void testVFE17() { 306 try { 307 Class.forName("dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_9"); 308 fail("expected a verification exception"); 309 } catch (Throwable t) { 310 DxUtil.checkVerifyException(t); 311 } 312 } 313 314 /** 315 * @constraint A13 316 * @title attempt to invoke interface method 317 */ 318 public void testVFE18() { 319 try { 320 Class.forName("dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_24"); 321 fail("expected a verification exception"); 322 } catch (Throwable t) { 323 DxUtil.checkVerifyException(t); 324 } 325 } 326 327 /** 328 * @constraint B6 329 * @title instance methods may only be invoked on already initialized instances. 330 */ 331 public void testVFE19() { 332 try { 333 Class.forName("dot.junit.opcodes.invoke_virtual.d.T_invoke_virtual_25"); 334 fail("expected a verification exception"); 335 } catch (Throwable t) { 336 DxUtil.checkVerifyException(t); 337 } 338 } 339 340 } 341
