1 /* 2 * Copyright (C) 2014 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 #include "transaction.h" 18 19 #include "common_runtime_test.h" 20 #include "mirror/array-inl.h" 21 #include "mirror/art_field-inl.h" 22 #include "mirror/art_method-inl.h" 23 #include "scoped_thread_state_change.h" 24 25 namespace art { 26 27 class TransactionTest : public CommonRuntimeTest {}; 28 29 TEST_F(TransactionTest, Object_class) { 30 ScopedObjectAccess soa(Thread::Current()); 31 StackHandleScope<2> hs(soa.Self()); 32 Handle<mirror::Class> h_klass( 33 hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;"))); 34 ASSERT_TRUE(h_klass.Get() != nullptr); 35 36 Transaction transaction; 37 Runtime::Current()->EnterTransactionMode(&transaction); 38 Handle<mirror::Object> h_obj(hs.NewHandle(h_klass->AllocObject(soa.Self()))); 39 ASSERT_TRUE(h_obj.Get() != nullptr); 40 ASSERT_EQ(h_obj->GetClass(), h_klass.Get()); 41 Runtime::Current()->ExitTransactionMode(); 42 43 // Aborting transaction must not clear the Object::class field. 44 transaction.Abort(); 45 EXPECT_EQ(h_obj->GetClass(), h_klass.Get()); 46 } 47 48 TEST_F(TransactionTest, Object_monitor) { 49 ScopedObjectAccess soa(Thread::Current()); 50 StackHandleScope<2> hs(soa.Self()); 51 Handle<mirror::Class> h_klass( 52 hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;"))); 53 ASSERT_TRUE(h_klass.Get() != nullptr); 54 Handle<mirror::Object> h_obj(hs.NewHandle(h_klass->AllocObject(soa.Self()))); 55 ASSERT_TRUE(h_obj.Get() != nullptr); 56 ASSERT_EQ(h_obj->GetClass(), h_klass.Get()); 57 58 // Lock object's monitor outside the transaction. 59 h_obj->MonitorEnter(soa.Self()); 60 uint32_t old_lock_word = h_obj->GetLockWord(false).GetValue(); 61 62 Transaction transaction; 63 Runtime::Current()->EnterTransactionMode(&transaction); 64 // Unlock object's monitor inside the transaction. 65 h_obj->MonitorExit(soa.Self()); 66 uint32_t new_lock_word = h_obj->GetLockWord(false).GetValue(); 67 Runtime::Current()->ExitTransactionMode(); 68 69 // Aborting transaction must not clear the Object::class field. 70 transaction.Abort(); 71 uint32_t aborted_lock_word = h_obj->GetLockWord(false).GetValue(); 72 EXPECT_NE(old_lock_word, new_lock_word); 73 EXPECT_EQ(aborted_lock_word, new_lock_word); 74 } 75 76 TEST_F(TransactionTest, Array_length) { 77 ScopedObjectAccess soa(Thread::Current()); 78 StackHandleScope<2> hs(soa.Self()); 79 Handle<mirror::Class> h_klass( 80 hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "[Ljava/lang/Object;"))); 81 ASSERT_TRUE(h_klass.Get() != nullptr); 82 83 constexpr int32_t kArraySize = 2; 84 85 Transaction transaction; 86 Runtime::Current()->EnterTransactionMode(&transaction); 87 88 // Allocate an array during transaction. 89 Handle<mirror::Array> h_obj( 90 hs.NewHandle( 91 mirror::Array::Alloc<true>(soa.Self(), h_klass.Get(), kArraySize, 92 h_klass->GetComponentSize(), 93 Runtime::Current()->GetHeap()->GetCurrentAllocator()))); 94 ASSERT_TRUE(h_obj.Get() != nullptr); 95 ASSERT_EQ(h_obj->GetClass(), h_klass.Get()); 96 Runtime::Current()->ExitTransactionMode(); 97 98 // Aborting transaction must not clear the Object::class field. 99 transaction.Abort(); 100 EXPECT_EQ(h_obj->GetLength(), kArraySize); 101 } 102 103 TEST_F(TransactionTest, StaticFieldsTest) { 104 ScopedObjectAccess soa(Thread::Current()); 105 StackHandleScope<4> hs(soa.Self()); 106 Handle<mirror::ClassLoader> class_loader( 107 hs.NewHandle(soa.Decode<mirror::ClassLoader*>(LoadDex("Transaction")))); 108 ASSERT_TRUE(class_loader.Get() != nullptr); 109 110 Handle<mirror::Class> h_klass( 111 hs.NewHandle(class_linker_->FindClass(soa.Self(), "LStaticFieldsTest;", class_loader))); 112 ASSERT_TRUE(h_klass.Get() != nullptr); 113 class_linker_->EnsureInitialized(h_klass, true, true); 114 ASSERT_TRUE(h_klass->IsInitialized()); 115 116 // Lookup fields. 117 mirror::ArtField* booleanField = h_klass->FindDeclaredStaticField("booleanField", "Z"); 118 ASSERT_TRUE(booleanField != nullptr); 119 ASSERT_EQ(booleanField->GetTypeAsPrimitiveType(), Primitive::kPrimBoolean); 120 ASSERT_EQ(booleanField->GetBoolean(h_klass.Get()), false); 121 122 mirror::ArtField* byteField = h_klass->FindDeclaredStaticField("byteField", "B"); 123 ASSERT_TRUE(byteField != nullptr); 124 ASSERT_EQ(byteField->GetTypeAsPrimitiveType(), Primitive::kPrimByte); 125 ASSERT_EQ(byteField->GetByte(h_klass.Get()), 0); 126 127 mirror::ArtField* charField = h_klass->FindDeclaredStaticField("charField", "C"); 128 ASSERT_TRUE(charField != nullptr); 129 ASSERT_EQ(charField->GetTypeAsPrimitiveType(), Primitive::kPrimChar); 130 ASSERT_EQ(charField->GetChar(h_klass.Get()), 0u); 131 132 mirror::ArtField* shortField = h_klass->FindDeclaredStaticField("shortField", "S"); 133 ASSERT_TRUE(shortField != nullptr); 134 ASSERT_EQ(shortField->GetTypeAsPrimitiveType(), Primitive::kPrimShort); 135 ASSERT_EQ(shortField->GetShort(h_klass.Get()), 0); 136 137 mirror::ArtField* intField = h_klass->FindDeclaredStaticField("intField", "I"); 138 ASSERT_TRUE(intField != nullptr); 139 ASSERT_EQ(intField->GetTypeAsPrimitiveType(), Primitive::kPrimInt); 140 ASSERT_EQ(intField->GetInt(h_klass.Get()), 0); 141 142 mirror::ArtField* longField = h_klass->FindDeclaredStaticField("longField", "J"); 143 ASSERT_TRUE(longField != nullptr); 144 ASSERT_EQ(longField->GetTypeAsPrimitiveType(), Primitive::kPrimLong); 145 ASSERT_EQ(longField->GetLong(h_klass.Get()), static_cast<int64_t>(0)); 146 147 mirror::ArtField* floatField = h_klass->FindDeclaredStaticField("floatField", "F"); 148 ASSERT_TRUE(floatField != nullptr); 149 ASSERT_EQ(floatField->GetTypeAsPrimitiveType(), Primitive::kPrimFloat); 150 ASSERT_EQ(floatField->GetFloat(h_klass.Get()), static_cast<float>(0.0f)); 151 152 mirror::ArtField* doubleField = h_klass->FindDeclaredStaticField("doubleField", "D"); 153 ASSERT_TRUE(doubleField != nullptr); 154 ASSERT_EQ(doubleField->GetTypeAsPrimitiveType(), Primitive::kPrimDouble); 155 ASSERT_EQ(doubleField->GetDouble(h_klass.Get()), static_cast<double>(0.0)); 156 157 mirror::ArtField* objectField = h_klass->FindDeclaredStaticField("objectField", 158 "Ljava/lang/Object;"); 159 ASSERT_TRUE(objectField != nullptr); 160 ASSERT_EQ(objectField->GetTypeAsPrimitiveType(), Primitive::kPrimNot); 161 ASSERT_EQ(objectField->GetObject(h_klass.Get()), nullptr); 162 163 // Create a java.lang.Object instance to set objectField. 164 Handle<mirror::Class> object_klass( 165 hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;"))); 166 ASSERT_TRUE(object_klass.Get() != nullptr); 167 Handle<mirror::Object> h_obj(hs.NewHandle(h_klass->AllocObject(soa.Self()))); 168 ASSERT_TRUE(h_obj.Get() != nullptr); 169 ASSERT_EQ(h_obj->GetClass(), h_klass.Get()); 170 171 // Modify fields inside transaction and abort it. 172 Transaction transaction; 173 Runtime::Current()->EnterTransactionMode(&transaction); 174 booleanField->SetBoolean<true>(h_klass.Get(), true); 175 byteField->SetByte<true>(h_klass.Get(), 1); 176 charField->SetChar<true>(h_klass.Get(), 1u); 177 shortField->SetShort<true>(h_klass.Get(), 1); 178 intField->SetInt<true>(h_klass.Get(), 1); 179 longField->SetLong<true>(h_klass.Get(), 1); 180 floatField->SetFloat<true>(h_klass.Get(), 1.0); 181 doubleField->SetDouble<true>(h_klass.Get(), 1.0); 182 objectField->SetObject<true>(h_klass.Get(), h_obj.Get()); 183 Runtime::Current()->ExitTransactionMode(); 184 transaction.Abort(); 185 186 // Check values have properly been restored to their original (default) value. 187 EXPECT_EQ(booleanField->GetBoolean(h_klass.Get()), false); 188 EXPECT_EQ(byteField->GetByte(h_klass.Get()), 0); 189 EXPECT_EQ(charField->GetChar(h_klass.Get()), 0u); 190 EXPECT_EQ(shortField->GetShort(h_klass.Get()), 0); 191 EXPECT_EQ(intField->GetInt(h_klass.Get()), 0); 192 EXPECT_EQ(longField->GetLong(h_klass.Get()), static_cast<int64_t>(0)); 193 EXPECT_EQ(floatField->GetFloat(h_klass.Get()), static_cast<float>(0.0f)); 194 EXPECT_EQ(doubleField->GetDouble(h_klass.Get()), static_cast<double>(0.0)); 195 EXPECT_EQ(objectField->GetObject(h_klass.Get()), nullptr); 196 } 197 198 TEST_F(TransactionTest, InstanceFieldsTest) { 199 ScopedObjectAccess soa(Thread::Current()); 200 StackHandleScope<5> hs(soa.Self()); 201 Handle<mirror::ClassLoader> class_loader( 202 hs.NewHandle(soa.Decode<mirror::ClassLoader*>(LoadDex("Transaction")))); 203 ASSERT_TRUE(class_loader.Get() != nullptr); 204 205 Handle<mirror::Class> h_klass( 206 hs.NewHandle(class_linker_->FindClass(soa.Self(), "LInstanceFieldsTest;", class_loader))); 207 ASSERT_TRUE(h_klass.Get() != nullptr); 208 class_linker_->EnsureInitialized(h_klass, true, true); 209 ASSERT_TRUE(h_klass->IsInitialized()); 210 211 // Allocate an InstanceFieldTest object. 212 Handle<mirror::Object> h_instance(hs.NewHandle(h_klass->AllocObject(soa.Self()))); 213 ASSERT_TRUE(h_instance.Get() != nullptr); 214 215 // Lookup fields. 216 mirror::ArtField* booleanField = h_klass->FindDeclaredInstanceField("booleanField", "Z"); 217 ASSERT_TRUE(booleanField != nullptr); 218 ASSERT_EQ(booleanField->GetTypeAsPrimitiveType(), Primitive::kPrimBoolean); 219 ASSERT_EQ(booleanField->GetBoolean(h_instance.Get()), false); 220 221 mirror::ArtField* byteField = h_klass->FindDeclaredInstanceField("byteField", "B"); 222 ASSERT_TRUE(byteField != nullptr); 223 ASSERT_EQ(byteField->GetTypeAsPrimitiveType(), Primitive::kPrimByte); 224 ASSERT_EQ(byteField->GetByte(h_instance.Get()), 0); 225 226 mirror::ArtField* charField = h_klass->FindDeclaredInstanceField("charField", "C"); 227 ASSERT_TRUE(charField != nullptr); 228 ASSERT_EQ(charField->GetTypeAsPrimitiveType(), Primitive::kPrimChar); 229 ASSERT_EQ(charField->GetChar(h_instance.Get()), 0u); 230 231 mirror::ArtField* shortField = h_klass->FindDeclaredInstanceField("shortField", "S"); 232 ASSERT_TRUE(shortField != nullptr); 233 ASSERT_EQ(shortField->GetTypeAsPrimitiveType(), Primitive::kPrimShort); 234 ASSERT_EQ(shortField->GetShort(h_instance.Get()), 0); 235 236 mirror::ArtField* intField = h_klass->FindDeclaredInstanceField("intField", "I"); 237 ASSERT_TRUE(intField != nullptr); 238 ASSERT_EQ(intField->GetTypeAsPrimitiveType(), Primitive::kPrimInt); 239 ASSERT_EQ(intField->GetInt(h_instance.Get()), 0); 240 241 mirror::ArtField* longField = h_klass->FindDeclaredInstanceField("longField", "J"); 242 ASSERT_TRUE(longField != nullptr); 243 ASSERT_EQ(longField->GetTypeAsPrimitiveType(), Primitive::kPrimLong); 244 ASSERT_EQ(longField->GetLong(h_instance.Get()), static_cast<int64_t>(0)); 245 246 mirror::ArtField* floatField = h_klass->FindDeclaredInstanceField("floatField", "F"); 247 ASSERT_TRUE(floatField != nullptr); 248 ASSERT_EQ(floatField->GetTypeAsPrimitiveType(), Primitive::kPrimFloat); 249 ASSERT_EQ(floatField->GetFloat(h_instance.Get()), static_cast<float>(0.0f)); 250 251 mirror::ArtField* doubleField = h_klass->FindDeclaredInstanceField("doubleField", "D"); 252 ASSERT_TRUE(doubleField != nullptr); 253 ASSERT_EQ(doubleField->GetTypeAsPrimitiveType(), Primitive::kPrimDouble); 254 ASSERT_EQ(doubleField->GetDouble(h_instance.Get()), static_cast<double>(0.0)); 255 256 mirror::ArtField* objectField = h_klass->FindDeclaredInstanceField("objectField", 257 "Ljava/lang/Object;"); 258 ASSERT_TRUE(objectField != nullptr); 259 ASSERT_EQ(objectField->GetTypeAsPrimitiveType(), Primitive::kPrimNot); 260 ASSERT_EQ(objectField->GetObject(h_instance.Get()), nullptr); 261 262 // Create a java.lang.Object instance to set objectField. 263 Handle<mirror::Class> object_klass( 264 hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;"))); 265 ASSERT_TRUE(object_klass.Get() != nullptr); 266 Handle<mirror::Object> h_obj(hs.NewHandle(h_klass->AllocObject(soa.Self()))); 267 ASSERT_TRUE(h_obj.Get() != nullptr); 268 ASSERT_EQ(h_obj->GetClass(), h_klass.Get()); 269 270 // Modify fields inside transaction and abort it. 271 Transaction transaction; 272 Runtime::Current()->EnterTransactionMode(&transaction); 273 booleanField->SetBoolean<true>(h_instance.Get(), true); 274 byteField->SetByte<true>(h_instance.Get(), 1); 275 charField->SetChar<true>(h_instance.Get(), 1u); 276 shortField->SetShort<true>(h_instance.Get(), 1); 277 intField->SetInt<true>(h_instance.Get(), 1); 278 longField->SetLong<true>(h_instance.Get(), 1); 279 floatField->SetFloat<true>(h_instance.Get(), 1.0); 280 doubleField->SetDouble<true>(h_instance.Get(), 1.0); 281 objectField->SetObject<true>(h_instance.Get(), h_obj.Get()); 282 Runtime::Current()->ExitTransactionMode(); 283 transaction.Abort(); 284 285 // Check values have properly been restored to their original (default) value. 286 EXPECT_EQ(booleanField->GetBoolean(h_instance.Get()), false); 287 EXPECT_EQ(byteField->GetByte(h_instance.Get()), 0); 288 EXPECT_EQ(charField->GetChar(h_instance.Get()), 0u); 289 EXPECT_EQ(shortField->GetShort(h_instance.Get()), 0); 290 EXPECT_EQ(intField->GetInt(h_instance.Get()), 0); 291 EXPECT_EQ(longField->GetLong(h_instance.Get()), static_cast<int64_t>(0)); 292 EXPECT_EQ(floatField->GetFloat(h_instance.Get()), static_cast<float>(0.0f)); 293 EXPECT_EQ(doubleField->GetDouble(h_instance.Get()), static_cast<double>(0.0)); 294 EXPECT_EQ(objectField->GetObject(h_instance.Get()), nullptr); 295 } 296 297 298 TEST_F(TransactionTest, StaticArrayFieldsTest) { 299 ScopedObjectAccess soa(Thread::Current()); 300 StackHandleScope<4> hs(soa.Self()); 301 Handle<mirror::ClassLoader> class_loader( 302 hs.NewHandle(soa.Decode<mirror::ClassLoader*>(LoadDex("Transaction")))); 303 ASSERT_TRUE(class_loader.Get() != nullptr); 304 305 Handle<mirror::Class> h_klass( 306 hs.NewHandle(class_linker_->FindClass(soa.Self(), "LStaticArrayFieldsTest;", class_loader))); 307 ASSERT_TRUE(h_klass.Get() != nullptr); 308 class_linker_->EnsureInitialized(h_klass, true, true); 309 ASSERT_TRUE(h_klass->IsInitialized()); 310 311 // Lookup fields. 312 mirror::ArtField* booleanArrayField = h_klass->FindDeclaredStaticField("booleanArrayField", "[Z"); 313 ASSERT_TRUE(booleanArrayField != nullptr); 314 mirror::BooleanArray* booleanArray = booleanArrayField->GetObject(h_klass.Get())->AsBooleanArray(); 315 ASSERT_TRUE(booleanArray != nullptr); 316 ASSERT_EQ(booleanArray->GetLength(), 1); 317 ASSERT_EQ(booleanArray->GetWithoutChecks(0), false); 318 319 mirror::ArtField* byteArrayField = h_klass->FindDeclaredStaticField("byteArrayField", "[B"); 320 ASSERT_TRUE(byteArrayField != nullptr); 321 mirror::ByteArray* byteArray = byteArrayField->GetObject(h_klass.Get())->AsByteArray(); 322 ASSERT_TRUE(byteArray != nullptr); 323 ASSERT_EQ(byteArray->GetLength(), 1); 324 ASSERT_EQ(byteArray->GetWithoutChecks(0), 0); 325 326 mirror::ArtField* charArrayField = h_klass->FindDeclaredStaticField("charArrayField", "[C"); 327 ASSERT_TRUE(charArrayField != nullptr); 328 mirror::CharArray* charArray = charArrayField->GetObject(h_klass.Get())->AsCharArray(); 329 ASSERT_TRUE(charArray != nullptr); 330 ASSERT_EQ(charArray->GetLength(), 1); 331 ASSERT_EQ(charArray->GetWithoutChecks(0), 0u); 332 333 mirror::ArtField* shortArrayField = h_klass->FindDeclaredStaticField("shortArrayField", "[S"); 334 ASSERT_TRUE(shortArrayField != nullptr); 335 mirror::ShortArray* shortArray = shortArrayField->GetObject(h_klass.Get())->AsShortArray(); 336 ASSERT_TRUE(shortArray != nullptr); 337 ASSERT_EQ(shortArray->GetLength(), 1); 338 ASSERT_EQ(shortArray->GetWithoutChecks(0), 0); 339 340 mirror::ArtField* intArrayField = h_klass->FindDeclaredStaticField("intArrayField", "[I"); 341 ASSERT_TRUE(intArrayField != nullptr); 342 mirror::IntArray* intArray = intArrayField->GetObject(h_klass.Get())->AsIntArray(); 343 ASSERT_TRUE(intArray != nullptr); 344 ASSERT_EQ(intArray->GetLength(), 1); 345 ASSERT_EQ(intArray->GetWithoutChecks(0), 0); 346 347 mirror::ArtField* longArrayField = h_klass->FindDeclaredStaticField("longArrayField", "[J"); 348 ASSERT_TRUE(longArrayField != nullptr); 349 mirror::LongArray* longArray = longArrayField->GetObject(h_klass.Get())->AsLongArray(); 350 ASSERT_TRUE(longArray != nullptr); 351 ASSERT_EQ(longArray->GetLength(), 1); 352 ASSERT_EQ(longArray->GetWithoutChecks(0), static_cast<int64_t>(0)); 353 354 mirror::ArtField* floatArrayField = h_klass->FindDeclaredStaticField("floatArrayField", "[F"); 355 ASSERT_TRUE(floatArrayField != nullptr); 356 mirror::FloatArray* floatArray = floatArrayField->GetObject(h_klass.Get())->AsFloatArray(); 357 ASSERT_TRUE(floatArray != nullptr); 358 ASSERT_EQ(floatArray->GetLength(), 1); 359 ASSERT_EQ(floatArray->GetWithoutChecks(0), static_cast<float>(0.0f)); 360 361 mirror::ArtField* doubleArrayField = h_klass->FindDeclaredStaticField("doubleArrayField", "[D"); 362 ASSERT_TRUE(doubleArrayField != nullptr); 363 mirror::DoubleArray* doubleArray = doubleArrayField->GetObject(h_klass.Get())->AsDoubleArray(); 364 ASSERT_TRUE(doubleArray != nullptr); 365 ASSERT_EQ(doubleArray->GetLength(), 1); 366 ASSERT_EQ(doubleArray->GetWithoutChecks(0), static_cast<double>(0.0f)); 367 368 mirror::ArtField* objectArrayField = h_klass->FindDeclaredStaticField("objectArrayField", 369 "[Ljava/lang/Object;"); 370 ASSERT_TRUE(objectArrayField != nullptr); 371 mirror::ObjectArray<mirror::Object>* objectArray = 372 objectArrayField->GetObject(h_klass.Get())->AsObjectArray<mirror::Object>(); 373 ASSERT_TRUE(objectArray != nullptr); 374 ASSERT_EQ(objectArray->GetLength(), 1); 375 ASSERT_EQ(objectArray->GetWithoutChecks(0), nullptr); 376 377 // Create a java.lang.Object instance to set objectField. 378 Handle<mirror::Class> object_klass( 379 hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;"))); 380 ASSERT_TRUE(object_klass.Get() != nullptr); 381 Handle<mirror::Object> h_obj(hs.NewHandle(h_klass->AllocObject(soa.Self()))); 382 ASSERT_TRUE(h_obj.Get() != nullptr); 383 ASSERT_EQ(h_obj->GetClass(), h_klass.Get()); 384 385 // Modify fields inside transaction and abort it. 386 Transaction transaction; 387 Runtime::Current()->EnterTransactionMode(&transaction); 388 booleanArray->SetWithoutChecks<true>(0, true); 389 byteArray->SetWithoutChecks<true>(0, 1); 390 charArray->SetWithoutChecks<true>(0, 1u); 391 shortArray->SetWithoutChecks<true>(0, 1); 392 intArray->SetWithoutChecks<true>(0, 1); 393 longArray->SetWithoutChecks<true>(0, 1); 394 floatArray->SetWithoutChecks<true>(0, 1.0); 395 doubleArray->SetWithoutChecks<true>(0, 1.0); 396 objectArray->SetWithoutChecks<true>(0, h_obj.Get()); 397 Runtime::Current()->ExitTransactionMode(); 398 transaction.Abort(); 399 400 // Check values have properly been restored to their original (default) value. 401 EXPECT_EQ(booleanArray->GetWithoutChecks(0), false); 402 EXPECT_EQ(byteArray->GetWithoutChecks(0), 0); 403 EXPECT_EQ(charArray->GetWithoutChecks(0), 0u); 404 EXPECT_EQ(shortArray->GetWithoutChecks(0), 0); 405 EXPECT_EQ(intArray->GetWithoutChecks(0), 0); 406 EXPECT_EQ(longArray->GetWithoutChecks(0), static_cast<int64_t>(0)); 407 EXPECT_EQ(floatArray->GetWithoutChecks(0), static_cast<float>(0.0f)); 408 EXPECT_EQ(doubleArray->GetWithoutChecks(0), static_cast<double>(0.0f)); 409 EXPECT_EQ(objectArray->GetWithoutChecks(0), nullptr); 410 } 411 412 TEST_F(TransactionTest, EmptyClass) { 413 ScopedObjectAccess soa(Thread::Current()); 414 StackHandleScope<2> hs(soa.Self()); 415 Handle<mirror::ClassLoader> class_loader( 416 hs.NewHandle(soa.Decode<mirror::ClassLoader*>(LoadDex("Transaction")))); 417 ASSERT_TRUE(class_loader.Get() != nullptr); 418 419 Handle<mirror::Class> h_klass( 420 hs.NewHandle(class_linker_->FindClass(soa.Self(), "LTransaction$EmptyStatic;", class_loader))); 421 ASSERT_TRUE(h_klass.Get() != nullptr); 422 class_linker_->VerifyClass(h_klass); 423 ASSERT_TRUE(h_klass->IsVerified()); 424 425 Transaction transaction; 426 Runtime::Current()->EnterTransactionMode(&transaction); 427 class_linker_->EnsureInitialized(h_klass, true, true); 428 Runtime::Current()->ExitTransactionMode(); 429 ASSERT_FALSE(soa.Self()->IsExceptionPending()); 430 } 431 432 TEST_F(TransactionTest, StaticFieldClass) { 433 ScopedObjectAccess soa(Thread::Current()); 434 StackHandleScope<2> hs(soa.Self()); 435 Handle<mirror::ClassLoader> class_loader( 436 hs.NewHandle(soa.Decode<mirror::ClassLoader*>(LoadDex("Transaction")))); 437 ASSERT_TRUE(class_loader.Get() != nullptr); 438 439 Handle<mirror::Class> h_klass( 440 hs.NewHandle(class_linker_->FindClass(soa.Self(), "LTransaction$StaticFieldClass;", 441 class_loader))); 442 ASSERT_TRUE(h_klass.Get() != nullptr); 443 class_linker_->VerifyClass(h_klass); 444 ASSERT_TRUE(h_klass->IsVerified()); 445 446 Transaction transaction; 447 Runtime::Current()->EnterTransactionMode(&transaction); 448 class_linker_->EnsureInitialized(h_klass, true, true); 449 Runtime::Current()->ExitTransactionMode(); 450 ASSERT_FALSE(soa.Self()->IsExceptionPending()); 451 } 452 453 TEST_F(TransactionTest, BlacklistedClass) { 454 ScopedObjectAccess soa(Thread::Current()); 455 jobject jclass_loader = LoadDex("Transaction"); 456 StackHandleScope<2> hs(soa.Self()); 457 Handle<mirror::ClassLoader> class_loader( 458 hs.NewHandle(soa.Decode<mirror::ClassLoader*>(jclass_loader))); 459 ASSERT_TRUE(class_loader.Get() != nullptr); 460 461 // Load and verify java.lang.ExceptionInInitializerError and java.lang.InternalError which will 462 // be thrown by class initialization due to native call. 463 Handle<mirror::Class> h_klass( 464 hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), 465 "Ljava/lang/ExceptionInInitializerError;"))); 466 ASSERT_TRUE(h_klass.Get() != nullptr); 467 class_linker_->VerifyClass(h_klass); 468 ASSERT_TRUE(h_klass->IsVerified()); 469 h_klass.Assign(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/InternalError;")); 470 ASSERT_TRUE(h_klass.Get() != nullptr); 471 class_linker_->VerifyClass(h_klass); 472 ASSERT_TRUE(h_klass->IsVerified()); 473 474 // Load and verify Transaction$NativeSupport used in class initialization. 475 h_klass.Assign(class_linker_->FindClass(soa.Self(), "LTransaction$NativeSupport;", 476 class_loader)); 477 ASSERT_TRUE(h_klass.Get() != nullptr); 478 class_linker_->VerifyClass(h_klass); 479 ASSERT_TRUE(h_klass->IsVerified()); 480 481 h_klass.Assign(class_linker_->FindClass(soa.Self(), "LTransaction$BlacklistedClass;", 482 class_loader)); 483 ASSERT_TRUE(h_klass.Get() != nullptr); 484 class_linker_->VerifyClass(h_klass); 485 ASSERT_TRUE(h_klass->IsVerified()); 486 487 Transaction transaction; 488 Runtime::Current()->EnterTransactionMode(&transaction); 489 class_linker_->EnsureInitialized(h_klass, true, true); 490 Runtime::Current()->ExitTransactionMode(); 491 ASSERT_TRUE(soa.Self()->IsExceptionPending()); 492 } 493 494 495 } // namespace art 496