blob: 3645ed20c919f860df5e5ae2fba5634fca156602 [file] [log] [blame]
/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "transaction.h"
#include "common_runtime_test.h"
#include "mirror/array-inl.h"
#include "mirror/art_field-inl.h"
#include "mirror/art_method-inl.h"
namespace art {
class TransactionTest : public CommonRuntimeTest {};
TEST_F(TransactionTest, Object_class) {
ScopedObjectAccess soa(Thread::Current());
StackHandleScope<2> hs(soa.Self());
Handle<mirror::Class> h_klass(
hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;")));
ASSERT_TRUE(h_klass.Get() != nullptr);
Transaction transaction;
Runtime::Current()->EnterTransactionMode(&transaction);
Handle<mirror::Object> h_obj(hs.NewHandle(h_klass->AllocObject(soa.Self())));
ASSERT_TRUE(h_obj.Get() != nullptr);
ASSERT_EQ(h_obj->GetClass(), h_klass.Get());
Runtime::Current()->ExitTransactionMode();
// Aborting transaction must not clear the Object::class field.
transaction.Abort();
EXPECT_EQ(h_obj->GetClass(), h_klass.Get());
}
TEST_F(TransactionTest, Object_monitor) {
ScopedObjectAccess soa(Thread::Current());
StackHandleScope<2> hs(soa.Self());
Handle<mirror::Class> h_klass(
hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;")));
ASSERT_TRUE(h_klass.Get() != nullptr);
Handle<mirror::Object> h_obj(hs.NewHandle(h_klass->AllocObject(soa.Self())));
ASSERT_TRUE(h_obj.Get() != nullptr);
ASSERT_EQ(h_obj->GetClass(), h_klass.Get());
// Lock object's monitor outside the transaction.
h_obj->MonitorEnter(soa.Self());
uint32_t old_lock_word = h_obj->GetLockWord(false).GetValue();
Transaction transaction;
Runtime::Current()->EnterTransactionMode(&transaction);
// Unlock object's monitor inside the transaction.
h_obj->MonitorExit(soa.Self());
uint32_t new_lock_word = h_obj->GetLockWord(false).GetValue();
Runtime::Current()->ExitTransactionMode();
// Aborting transaction must not clear the Object::class field.
transaction.Abort();
uint32_t aborted_lock_word = h_obj->GetLockWord(false).GetValue();
EXPECT_NE(old_lock_word, new_lock_word);
EXPECT_EQ(aborted_lock_word, new_lock_word);
}
TEST_F(TransactionTest, Array_length) {
ScopedObjectAccess soa(Thread::Current());
StackHandleScope<2> hs(soa.Self());
Handle<mirror::Class> h_klass(
hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "[Ljava/lang/Object;")));
ASSERT_TRUE(h_klass.Get() != nullptr);
constexpr int32_t kArraySize = 2;
Transaction transaction;
Runtime::Current()->EnterTransactionMode(&transaction);
// Allocate an array during transaction.
Handle<mirror::Array> h_obj(
hs.NewHandle(
mirror::Array::Alloc<true>(soa.Self(), h_klass.Get(), kArraySize,
h_klass->GetComponentSize(),
Runtime::Current()->GetHeap()->GetCurrentAllocator())));
ASSERT_TRUE(h_obj.Get() != nullptr);
ASSERT_EQ(h_obj->GetClass(), h_klass.Get());
Runtime::Current()->ExitTransactionMode();
// Aborting transaction must not clear the Object::class field.
transaction.Abort();
EXPECT_EQ(h_obj->GetLength(), kArraySize);
}
TEST_F(TransactionTest, StaticFieldsTest) {
ScopedObjectAccess soa(Thread::Current());
StackHandleScope<4> hs(soa.Self());
Handle<mirror::ClassLoader> class_loader(
hs.NewHandle(soa.Decode<mirror::ClassLoader*>(LoadDex("Transaction"))));
ASSERT_TRUE(class_loader.Get() != nullptr);
Handle<mirror::Class> h_klass(
hs.NewHandle(class_linker_->FindClass(soa.Self(), "LStaticFieldsTest;", class_loader)));
ASSERT_TRUE(h_klass.Get() != nullptr);
class_linker_->EnsureInitialized(h_klass, true, true);
ASSERT_TRUE(h_klass->IsInitialized());
// Lookup fields.
mirror::ArtField* booleanField = h_klass->FindDeclaredStaticField("booleanField", "Z");
ASSERT_TRUE(booleanField != nullptr);
ASSERT_EQ(FieldHelper(booleanField).GetTypeAsPrimitiveType(), Primitive::kPrimBoolean);
ASSERT_EQ(booleanField->GetBoolean(h_klass.Get()), false);
mirror::ArtField* byteField = h_klass->FindDeclaredStaticField("byteField", "B");
ASSERT_TRUE(byteField != nullptr);
ASSERT_EQ(FieldHelper(byteField).GetTypeAsPrimitiveType(), Primitive::kPrimByte);
ASSERT_EQ(byteField->GetByte(h_klass.Get()), 0);
mirror::ArtField* charField = h_klass->FindDeclaredStaticField("charField", "C");
ASSERT_TRUE(charField != nullptr);
ASSERT_EQ(FieldHelper(charField).GetTypeAsPrimitiveType(), Primitive::kPrimChar);
ASSERT_EQ(charField->GetChar(h_klass.Get()), 0u);
mirror::ArtField* shortField = h_klass->FindDeclaredStaticField("shortField", "S");
ASSERT_TRUE(shortField != nullptr);
ASSERT_EQ(FieldHelper(shortField).GetTypeAsPrimitiveType(), Primitive::kPrimShort);
ASSERT_EQ(shortField->GetShort(h_klass.Get()), 0);
mirror::ArtField* intField = h_klass->FindDeclaredStaticField("intField", "I");
ASSERT_TRUE(intField != nullptr);
ASSERT_EQ(FieldHelper(intField).GetTypeAsPrimitiveType(), Primitive::kPrimInt);
ASSERT_EQ(intField->GetInt(h_klass.Get()), 0);
mirror::ArtField* longField = h_klass->FindDeclaredStaticField("longField", "J");
ASSERT_TRUE(longField != nullptr);
ASSERT_EQ(FieldHelper(longField).GetTypeAsPrimitiveType(), Primitive::kPrimLong);
ASSERT_EQ(longField->GetLong(h_klass.Get()), static_cast<int64_t>(0));
mirror::ArtField* floatField = h_klass->FindDeclaredStaticField("floatField", "F");
ASSERT_TRUE(floatField != nullptr);
ASSERT_EQ(FieldHelper(floatField).GetTypeAsPrimitiveType(), Primitive::kPrimFloat);
ASSERT_EQ(floatField->GetFloat(h_klass.Get()), static_cast<float>(0.0f));
mirror::ArtField* doubleField = h_klass->FindDeclaredStaticField("doubleField", "D");
ASSERT_TRUE(doubleField != nullptr);
ASSERT_EQ(FieldHelper(doubleField).GetTypeAsPrimitiveType(), Primitive::kPrimDouble);
ASSERT_EQ(doubleField->GetDouble(h_klass.Get()), static_cast<double>(0.0));
mirror::ArtField* objectField = h_klass->FindDeclaredStaticField("objectField",
"Ljava/lang/Object;");
ASSERT_TRUE(objectField != nullptr);
ASSERT_EQ(FieldHelper(objectField).GetTypeAsPrimitiveType(), Primitive::kPrimNot);
ASSERT_EQ(objectField->GetObject(h_klass.Get()), nullptr);
// Create a java.lang.Object instance to set objectField.
Handle<mirror::Class> object_klass(
hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;")));
ASSERT_TRUE(object_klass.Get() != nullptr);
Handle<mirror::Object> h_obj(hs.NewHandle(h_klass->AllocObject(soa.Self())));
ASSERT_TRUE(h_obj.Get() != nullptr);
ASSERT_EQ(h_obj->GetClass(), h_klass.Get());
// Modify fields inside transaction and abort it.
Transaction transaction;
Runtime::Current()->EnterTransactionMode(&transaction);
booleanField->SetBoolean<true>(h_klass.Get(), true);
byteField->SetByte<true>(h_klass.Get(), 1);
charField->SetChar<true>(h_klass.Get(), 1u);
shortField->SetShort<true>(h_klass.Get(), 1);
intField->SetInt<true>(h_klass.Get(), 1);
longField->SetLong<true>(h_klass.Get(), 1);
floatField->SetFloat<true>(h_klass.Get(), 1.0);
doubleField->SetDouble<true>(h_klass.Get(), 1.0);
objectField->SetObject<true>(h_klass.Get(), h_obj.Get());
Runtime::Current()->ExitTransactionMode();
transaction.Abort();
// Check values have properly been restored to their original (default) value.
EXPECT_EQ(booleanField->GetBoolean(h_klass.Get()), false);
EXPECT_EQ(byteField->GetByte(h_klass.Get()), 0);
EXPECT_EQ(charField->GetChar(h_klass.Get()), 0u);
EXPECT_EQ(shortField->GetShort(h_klass.Get()), 0);
EXPECT_EQ(intField->GetInt(h_klass.Get()), 0);
EXPECT_EQ(longField->GetLong(h_klass.Get()), static_cast<int64_t>(0));
EXPECT_EQ(floatField->GetFloat(h_klass.Get()), static_cast<float>(0.0f));
EXPECT_EQ(doubleField->GetDouble(h_klass.Get()), static_cast<double>(0.0));
EXPECT_EQ(objectField->GetObject(h_klass.Get()), nullptr);
}
TEST_F(TransactionTest, InstanceFieldsTest) {
ScopedObjectAccess soa(Thread::Current());
StackHandleScope<5> hs(soa.Self());
Handle<mirror::ClassLoader> class_loader(
hs.NewHandle(soa.Decode<mirror::ClassLoader*>(LoadDex("Transaction"))));
ASSERT_TRUE(class_loader.Get() != nullptr);
Handle<mirror::Class> h_klass(
hs.NewHandle(class_linker_->FindClass(soa.Self(), "LInstanceFieldsTest;", class_loader)));
ASSERT_TRUE(h_klass.Get() != nullptr);
class_linker_->EnsureInitialized(h_klass, true, true);
ASSERT_TRUE(h_klass->IsInitialized());
// Allocate an InstanceFieldTest object.
Handle<mirror::Object> h_instance(hs.NewHandle(h_klass->AllocObject(soa.Self())));
ASSERT_TRUE(h_instance.Get() != nullptr);
// Lookup fields.
mirror::ArtField* booleanField = h_klass->FindDeclaredInstanceField("booleanField", "Z");
ASSERT_TRUE(booleanField != nullptr);
ASSERT_EQ(FieldHelper(booleanField).GetTypeAsPrimitiveType(), Primitive::kPrimBoolean);
ASSERT_EQ(booleanField->GetBoolean(h_instance.Get()), false);
mirror::ArtField* byteField = h_klass->FindDeclaredInstanceField("byteField", "B");
ASSERT_TRUE(byteField != nullptr);
ASSERT_EQ(FieldHelper(byteField).GetTypeAsPrimitiveType(), Primitive::kPrimByte);
ASSERT_EQ(byteField->GetByte(h_instance.Get()), 0);
mirror::ArtField* charField = h_klass->FindDeclaredInstanceField("charField", "C");
ASSERT_TRUE(charField != nullptr);
ASSERT_EQ(FieldHelper(charField).GetTypeAsPrimitiveType(), Primitive::kPrimChar);
ASSERT_EQ(charField->GetChar(h_instance.Get()), 0u);
mirror::ArtField* shortField = h_klass->FindDeclaredInstanceField("shortField", "S");
ASSERT_TRUE(shortField != nullptr);
ASSERT_EQ(FieldHelper(shortField).GetTypeAsPrimitiveType(), Primitive::kPrimShort);
ASSERT_EQ(shortField->GetShort(h_instance.Get()), 0);
mirror::ArtField* intField = h_klass->FindDeclaredInstanceField("intField", "I");
ASSERT_TRUE(intField != nullptr);
ASSERT_EQ(FieldHelper(intField).GetTypeAsPrimitiveType(), Primitive::kPrimInt);
ASSERT_EQ(intField->GetInt(h_instance.Get()), 0);
mirror::ArtField* longField = h_klass->FindDeclaredInstanceField("longField", "J");
ASSERT_TRUE(longField != nullptr);
ASSERT_EQ(FieldHelper(longField).GetTypeAsPrimitiveType(), Primitive::kPrimLong);
ASSERT_EQ(longField->GetLong(h_instance.Get()), static_cast<int64_t>(0));
mirror::ArtField* floatField = h_klass->FindDeclaredInstanceField("floatField", "F");
ASSERT_TRUE(floatField != nullptr);
ASSERT_EQ(FieldHelper(floatField).GetTypeAsPrimitiveType(), Primitive::kPrimFloat);
ASSERT_EQ(floatField->GetFloat(h_instance.Get()), static_cast<float>(0.0f));
mirror::ArtField* doubleField = h_klass->FindDeclaredInstanceField("doubleField", "D");
ASSERT_TRUE(doubleField != nullptr);
ASSERT_EQ(FieldHelper(doubleField).GetTypeAsPrimitiveType(), Primitive::kPrimDouble);
ASSERT_EQ(doubleField->GetDouble(h_instance.Get()), static_cast<double>(0.0));
mirror::ArtField* objectField = h_klass->FindDeclaredInstanceField("objectField",
"Ljava/lang/Object;");
ASSERT_TRUE(objectField != nullptr);
ASSERT_EQ(FieldHelper(objectField).GetTypeAsPrimitiveType(), Primitive::kPrimNot);
ASSERT_EQ(objectField->GetObject(h_instance.Get()), nullptr);
// Create a java.lang.Object instance to set objectField.
Handle<mirror::Class> object_klass(
hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;")));
ASSERT_TRUE(object_klass.Get() != nullptr);
Handle<mirror::Object> h_obj(hs.NewHandle(h_klass->AllocObject(soa.Self())));
ASSERT_TRUE(h_obj.Get() != nullptr);
ASSERT_EQ(h_obj->GetClass(), h_klass.Get());
// Modify fields inside transaction and abort it.
Transaction transaction;
Runtime::Current()->EnterTransactionMode(&transaction);
booleanField->SetBoolean<true>(h_instance.Get(), true);
byteField->SetByte<true>(h_instance.Get(), 1);
charField->SetChar<true>(h_instance.Get(), 1u);
shortField->SetShort<true>(h_instance.Get(), 1);
intField->SetInt<true>(h_instance.Get(), 1);
longField->SetLong<true>(h_instance.Get(), 1);
floatField->SetFloat<true>(h_instance.Get(), 1.0);
doubleField->SetDouble<true>(h_instance.Get(), 1.0);
objectField->SetObject<true>(h_instance.Get(), h_obj.Get());
Runtime::Current()->ExitTransactionMode();
transaction.Abort();
// Check values have properly been restored to their original (default) value.
EXPECT_EQ(booleanField->GetBoolean(h_instance.Get()), false);
EXPECT_EQ(byteField->GetByte(h_instance.Get()), 0);
EXPECT_EQ(charField->GetChar(h_instance.Get()), 0u);
EXPECT_EQ(shortField->GetShort(h_instance.Get()), 0);
EXPECT_EQ(intField->GetInt(h_instance.Get()), 0);
EXPECT_EQ(longField->GetLong(h_instance.Get()), static_cast<int64_t>(0));
EXPECT_EQ(floatField->GetFloat(h_instance.Get()), static_cast<float>(0.0f));
EXPECT_EQ(doubleField->GetDouble(h_instance.Get()), static_cast<double>(0.0));
EXPECT_EQ(objectField->GetObject(h_instance.Get()), nullptr);
}
TEST_F(TransactionTest, StaticArrayFieldsTest) {
ScopedObjectAccess soa(Thread::Current());
StackHandleScope<4> hs(soa.Self());
Handle<mirror::ClassLoader> class_loader(
hs.NewHandle(soa.Decode<mirror::ClassLoader*>(LoadDex("Transaction"))));
ASSERT_TRUE(class_loader.Get() != nullptr);
Handle<mirror::Class> h_klass(
hs.NewHandle(class_linker_->FindClass(soa.Self(), "LStaticArrayFieldsTest;", class_loader)));
ASSERT_TRUE(h_klass.Get() != nullptr);
class_linker_->EnsureInitialized(h_klass, true, true);
ASSERT_TRUE(h_klass->IsInitialized());
// Lookup fields.
mirror::ArtField* booleanArrayField = h_klass->FindDeclaredStaticField("booleanArrayField", "[Z");
ASSERT_TRUE(booleanArrayField != nullptr);
mirror::BooleanArray* booleanArray = booleanArrayField->GetObject(h_klass.Get())->AsBooleanArray();
ASSERT_TRUE(booleanArray != nullptr);
ASSERT_EQ(booleanArray->GetLength(), 1);
ASSERT_EQ(booleanArray->GetWithoutChecks(0), false);
mirror::ArtField* byteArrayField = h_klass->FindDeclaredStaticField("byteArrayField", "[B");
ASSERT_TRUE(byteArrayField != nullptr);
mirror::ByteArray* byteArray = byteArrayField->GetObject(h_klass.Get())->AsByteArray();
ASSERT_TRUE(byteArray != nullptr);
ASSERT_EQ(byteArray->GetLength(), 1);
ASSERT_EQ(byteArray->GetWithoutChecks(0), 0);
mirror::ArtField* charArrayField = h_klass->FindDeclaredStaticField("charArrayField", "[C");
ASSERT_TRUE(charArrayField != nullptr);
mirror::CharArray* charArray = charArrayField->GetObject(h_klass.Get())->AsCharArray();
ASSERT_TRUE(charArray != nullptr);
ASSERT_EQ(charArray->GetLength(), 1);
ASSERT_EQ(charArray->GetWithoutChecks(0), 0u);
mirror::ArtField* shortArrayField = h_klass->FindDeclaredStaticField("shortArrayField", "[S");
ASSERT_TRUE(shortArrayField != nullptr);
mirror::ShortArray* shortArray = shortArrayField->GetObject(h_klass.Get())->AsShortArray();
ASSERT_TRUE(shortArray != nullptr);
ASSERT_EQ(shortArray->GetLength(), 1);
ASSERT_EQ(shortArray->GetWithoutChecks(0), 0);
mirror::ArtField* intArrayField = h_klass->FindDeclaredStaticField("intArrayField", "[I");
ASSERT_TRUE(intArrayField != nullptr);
mirror::IntArray* intArray = intArrayField->GetObject(h_klass.Get())->AsIntArray();
ASSERT_TRUE(intArray != nullptr);
ASSERT_EQ(intArray->GetLength(), 1);
ASSERT_EQ(intArray->GetWithoutChecks(0), 0);
mirror::ArtField* longArrayField = h_klass->FindDeclaredStaticField("longArrayField", "[J");
ASSERT_TRUE(longArrayField != nullptr);
mirror::LongArray* longArray = longArrayField->GetObject(h_klass.Get())->AsLongArray();
ASSERT_TRUE(longArray != nullptr);
ASSERT_EQ(longArray->GetLength(), 1);
ASSERT_EQ(longArray->GetWithoutChecks(0), static_cast<int64_t>(0));
mirror::ArtField* floatArrayField = h_klass->FindDeclaredStaticField("floatArrayField", "[F");
ASSERT_TRUE(floatArrayField != nullptr);
mirror::FloatArray* floatArray = floatArrayField->GetObject(h_klass.Get())->AsFloatArray();
ASSERT_TRUE(floatArray != nullptr);
ASSERT_EQ(floatArray->GetLength(), 1);
ASSERT_EQ(floatArray->GetWithoutChecks(0), static_cast<float>(0.0f));
mirror::ArtField* doubleArrayField = h_klass->FindDeclaredStaticField("doubleArrayField", "[D");
ASSERT_TRUE(doubleArrayField != nullptr);
mirror::DoubleArray* doubleArray = doubleArrayField->GetObject(h_klass.Get())->AsDoubleArray();
ASSERT_TRUE(doubleArray != nullptr);
ASSERT_EQ(doubleArray->GetLength(), 1);
ASSERT_EQ(doubleArray->GetWithoutChecks(0), static_cast<double>(0.0f));
mirror::ArtField* objectArrayField = h_klass->FindDeclaredStaticField("objectArrayField",
"[Ljava/lang/Object;");
ASSERT_TRUE(objectArrayField != nullptr);
mirror::ObjectArray<mirror::Object>* objectArray =
objectArrayField->GetObject(h_klass.Get())->AsObjectArray<mirror::Object>();
ASSERT_TRUE(objectArray != nullptr);
ASSERT_EQ(objectArray->GetLength(), 1);
ASSERT_EQ(objectArray->GetWithoutChecks(0), nullptr);
// Create a java.lang.Object instance to set objectField.
Handle<mirror::Class> object_klass(
hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;")));
ASSERT_TRUE(object_klass.Get() != nullptr);
Handle<mirror::Object> h_obj(hs.NewHandle(h_klass->AllocObject(soa.Self())));
ASSERT_TRUE(h_obj.Get() != nullptr);
ASSERT_EQ(h_obj->GetClass(), h_klass.Get());
// Modify fields inside transaction and abort it.
Transaction transaction;
Runtime::Current()->EnterTransactionMode(&transaction);
booleanArray->SetWithoutChecks<true>(0, true);
byteArray->SetWithoutChecks<true>(0, 1);
charArray->SetWithoutChecks<true>(0, 1u);
shortArray->SetWithoutChecks<true>(0, 1);
intArray->SetWithoutChecks<true>(0, 1);
longArray->SetWithoutChecks<true>(0, 1);
floatArray->SetWithoutChecks<true>(0, 1.0);
doubleArray->SetWithoutChecks<true>(0, 1.0);
objectArray->SetWithoutChecks<true>(0, h_obj.Get());
Runtime::Current()->ExitTransactionMode();
transaction.Abort();
// Check values have properly been restored to their original (default) value.
EXPECT_EQ(booleanArray->GetWithoutChecks(0), false);
EXPECT_EQ(byteArray->GetWithoutChecks(0), 0);
EXPECT_EQ(charArray->GetWithoutChecks(0), 0u);
EXPECT_EQ(shortArray->GetWithoutChecks(0), 0);
EXPECT_EQ(intArray->GetWithoutChecks(0), 0);
EXPECT_EQ(longArray->GetWithoutChecks(0), static_cast<int64_t>(0));
EXPECT_EQ(floatArray->GetWithoutChecks(0), static_cast<float>(0.0f));
EXPECT_EQ(doubleArray->GetWithoutChecks(0), static_cast<double>(0.0f));
EXPECT_EQ(objectArray->GetWithoutChecks(0), nullptr);
}
TEST_F(TransactionTest, EmptyClass) {
ScopedObjectAccess soa(Thread::Current());
StackHandleScope<2> hs(soa.Self());
Handle<mirror::ClassLoader> class_loader(
hs.NewHandle(soa.Decode<mirror::ClassLoader*>(LoadDex("Transaction"))));
ASSERT_TRUE(class_loader.Get() != nullptr);
Handle<mirror::Class> h_klass(
hs.NewHandle(class_linker_->FindClass(soa.Self(), "LTransaction$EmptyStatic;", class_loader)));
ASSERT_TRUE(h_klass.Get() != nullptr);
class_linker_->VerifyClass(h_klass);
ASSERT_TRUE(h_klass->IsVerified());
Transaction transaction;
Runtime::Current()->EnterTransactionMode(&transaction);
class_linker_->EnsureInitialized(h_klass, true, true);
Runtime::Current()->ExitTransactionMode();
ASSERT_FALSE(soa.Self()->IsExceptionPending());
}
TEST_F(TransactionTest, StaticFieldClass) {
ScopedObjectAccess soa(Thread::Current());
StackHandleScope<2> hs(soa.Self());
Handle<mirror::ClassLoader> class_loader(
hs.NewHandle(soa.Decode<mirror::ClassLoader*>(LoadDex("Transaction"))));
ASSERT_TRUE(class_loader.Get() != nullptr);
Handle<mirror::Class> h_klass(
hs.NewHandle(class_linker_->FindClass(soa.Self(), "LTransaction$StaticFieldClass;",
class_loader)));
ASSERT_TRUE(h_klass.Get() != nullptr);
class_linker_->VerifyClass(h_klass);
ASSERT_TRUE(h_klass->IsVerified());
Transaction transaction;
Runtime::Current()->EnterTransactionMode(&transaction);
class_linker_->EnsureInitialized(h_klass, true, true);
Runtime::Current()->ExitTransactionMode();
ASSERT_FALSE(soa.Self()->IsExceptionPending());
}
TEST_F(TransactionTest, BlacklistedClass) {
ScopedObjectAccess soa(Thread::Current());
jobject jclass_loader = LoadDex("Transaction");
StackHandleScope<2> hs(soa.Self());
Handle<mirror::ClassLoader> class_loader(
hs.NewHandle(soa.Decode<mirror::ClassLoader*>(jclass_loader)));
ASSERT_TRUE(class_loader.Get() != nullptr);
// Load and verify java.lang.ExceptionInInitializerError and java.lang.InternalError which will
// be thrown by class initialization due to native call.
Handle<mirror::Class> h_klass(
hs.NewHandle(class_linker_->FindSystemClass(soa.Self(),
"Ljava/lang/ExceptionInInitializerError;")));
ASSERT_TRUE(h_klass.Get() != nullptr);
class_linker_->VerifyClass(h_klass);
ASSERT_TRUE(h_klass->IsVerified());
h_klass.Assign(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/InternalError;"));
ASSERT_TRUE(h_klass.Get() != nullptr);
class_linker_->VerifyClass(h_klass);
ASSERT_TRUE(h_klass->IsVerified());
// Load and verify Transaction$NativeSupport used in class initialization.
h_klass.Assign(class_linker_->FindClass(soa.Self(), "LTransaction$NativeSupport;",
class_loader));
ASSERT_TRUE(h_klass.Get() != nullptr);
class_linker_->VerifyClass(h_klass);
ASSERT_TRUE(h_klass->IsVerified());
h_klass.Assign(class_linker_->FindClass(soa.Self(), "LTransaction$BlacklistedClass;",
class_loader));
ASSERT_TRUE(h_klass.Get() != nullptr);
class_linker_->VerifyClass(h_klass);
ASSERT_TRUE(h_klass->IsVerified());
Transaction transaction;
Runtime::Current()->EnterTransactionMode(&transaction);
class_linker_->EnsureInitialized(h_klass, true, true);
Runtime::Current()->ExitTransactionMode();
ASSERT_TRUE(soa.Self()->IsExceptionPending());
}
} // namespace art