runtime/reflection_test.cc - LeafOS-Project/android_art - Gitiles

 /*
  * Copyright (C) 2011 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 "reflection.h"

 #include <float.h>
 #include <limits.h>

 #include "art_method-inl.h"
 #include "base/enums.h"
 #include "common_compiler_test.h"
 #include "dex/descriptors_names.h"
 #include "jni/java_vm_ext.h"
 #include "jni/jni_internal.h"
 #include "nativehelper/scoped_local_ref.h"
 #include "scoped_thread_state_change-inl.h"

 namespace art {

 // TODO: Convert to CommonRuntimeTest. Currently MakeExecutable is used.
 class ReflectionTest : public CommonCompilerTest {
  protected:
   virtual void SetUp() {
     CommonCompilerTest::SetUp();

     vm_ = Runtime::Current()->GetJavaVM();

     // Turn on -verbose:jni for the JNI tests.
     // gLogVerbosity.jni = true;

     vm_->AttachCurrentThread(&env_, nullptr);

     ScopedLocalRef<jclass> aioobe(env_,
                                   env_->FindClass("java/lang/ArrayIndexOutOfBoundsException"));
     CHECK(aioobe.get() != nullptr);
     aioobe_ = reinterpret_cast<jclass>(env_->NewGlobalRef(aioobe.get()));

     ScopedLocalRef<jclass> ase(env_, env_->FindClass("java/lang/ArrayStoreException"));
     CHECK(ase.get() != nullptr);
     ase_ = reinterpret_cast<jclass>(env_->NewGlobalRef(ase.get()));

     ScopedLocalRef<jclass> sioobe(env_,
                                   env_->FindClass("java/lang/StringIndexOutOfBoundsException"));
     CHECK(sioobe.get() != nullptr);
     sioobe_ = reinterpret_cast<jclass>(env_->NewGlobalRef(sioobe.get()));
   }

   void CleanUpJniEnv() {
     if (aioobe_ != nullptr) {
       env_->DeleteGlobalRef(aioobe_);
       aioobe_ = nullptr;
     }
     if (ase_ != nullptr) {
       env_->DeleteGlobalRef(ase_);
       ase_ = nullptr;
     }
     if (sioobe_ != nullptr) {
       env_->DeleteGlobalRef(sioobe_);
       sioobe_ = nullptr;
     }
   }

   virtual void TearDown() {
     CleanUpJniEnv();
     CommonCompilerTest::TearDown();
   }

   jclass GetPrimitiveClass(char descriptor) {
     ScopedObjectAccess soa(env_);
     ObjPtr<mirror::Class> c = class_linker_->FindPrimitiveClass(descriptor);
     CHECK(c != nullptr);
     return soa.AddLocalReference<jclass>(c);
   }

   void ReflectionTestMakeExecutable(ArtMethod** method,
                                     ObjPtr<mirror::Object>* receiver,
                                     bool is_static,
                                     const char* method_name,
                                     const char* method_signature)
       REQUIRES_SHARED(Locks::mutator_lock_) {
     const char* class_name = is_static ? "StaticLeafMethods" : "NonStaticLeafMethods";
     jobject jclass_loader(LoadDex(class_name));
     Thread* self = Thread::Current();
     StackHandleScope<3> hs(self);
     Handle<mirror::ClassLoader> class_loader(
         hs.NewHandle(
             ScopedObjectAccessUnchecked(self).Decode<mirror::ClassLoader>(jclass_loader)));
     if (!is_static) {
       MakeExecutable(nullptr, "java.lang.Class");
       MakeExecutable(nullptr, "java.lang.Object");
     }
     MakeExecutable(class_loader.Get(), class_name);

     ObjPtr<mirror::Class> c = class_linker_->FindClass(self,
                                                        DotToDescriptor(class_name).c_str(),
                                                        class_loader);
     CHECK(c != nullptr);

     *method = c->FindClassMethod(method_name, method_signature, kRuntimePointerSize);
     CHECK(*method != nullptr);
     CHECK_EQ(is_static, (*method)->IsStatic());

     if (is_static) {
       *receiver = nullptr;
     } else {
       // Ensure class is initialized before allocating object
       {
         StackHandleScope<1> hs2(self);
         HandleWrapperObjPtr<mirror::Class> h_class(hs2.NewHandleWrapper(&c));
         bool initialized = class_linker_->EnsureInitialized(self, h_class, true, true);
         CHECK(initialized);
       }
       *receiver = c->AllocObject(self);
     }

     // Start runtime.
     HandleWrapperObjPtr<mirror::Object> h(hs.NewHandleWrapper(receiver));
     bool started = runtime_->Start();
     CHECK(started);
     self->TransitionFromSuspendedToRunnable();
   }

   void InvokeNopMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "nop", "()V");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), nullptr);
   }

   void InvokeIdentityByteMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "identity", "(B)B");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[1];

     args[0].b = 0;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(0, result.GetB());

     args[0].b = -1;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(-1, result.GetB());

     args[0].b = SCHAR_MAX;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(SCHAR_MAX, result.GetB());

     static_assert(SCHAR_MIN == -128, "SCHAR_MIN unexpected");
     args[0].b = SCHAR_MIN;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(SCHAR_MIN, result.GetB());
   }

   void InvokeIdentityIntMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "identity", "(I)I");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[1];

     args[0].i = 0;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(0, result.GetI());

     args[0].i = -1;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(-1, result.GetI());

     args[0].i = INT_MAX;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(INT_MAX, result.GetI());

     args[0].i = INT_MIN;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(INT_MIN, result.GetI());
   }

   void InvokeIdentityDoubleMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "identity", "(D)D");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[1];

     args[0].d = 0.0;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(0.0, result.GetD());

     args[0].d = -1.0;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(-1.0, result.GetD());

     args[0].d = DBL_MAX;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(DBL_MAX, result.GetD());

     args[0].d = DBL_MIN;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(DBL_MIN, result.GetD());
   }

   void InvokeSumIntIntMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(II)I");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[2];

     args[0].i = 1;
     args[1].i = 2;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(3, result.GetI());

     args[0].i = -2;
     args[1].i = 5;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(3, result.GetI());

     args[0].i = INT_MAX;
     args[1].i = INT_MIN;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(-1, result.GetI());

     args[0].i = INT_MAX;
     args[1].i = INT_MAX;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(-2, result.GetI());
   }

   void InvokeSumIntIntIntMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(III)I");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[3];

     args[0].i = 0;
     args[1].i = 0;
     args[2].i = 0;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(0, result.GetI());

     args[0].i = 1;
     args[1].i = 2;
     args[2].i = 3;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(6, result.GetI());

     args[0].i = -1;
     args[1].i = 2;
     args[2].i = -3;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(-2, result.GetI());

     args[0].i = INT_MAX;
     args[1].i = INT_MIN;
     args[2].i = INT_MAX;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(2147483646, result.GetI());

     args[0].i = INT_MAX;
     args[1].i = INT_MAX;
     args[2].i = INT_MAX;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(2147483645, result.GetI());
   }

   void InvokeSumIntIntIntIntMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(IIII)I");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[4];

     args[0].i = 0;
     args[1].i = 0;
     args[2].i = 0;
     args[3].i = 0;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(0, result.GetI());

     args[0].i = 1;
     args[1].i = 2;
     args[2].i = 3;
     args[3].i = 4;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(10, result.GetI());

     args[0].i = -1;
     args[1].i = 2;
     args[2].i = -3;
     args[3].i = 4;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(2, result.GetI());

     args[0].i = INT_MAX;
     args[1].i = INT_MIN;
     args[2].i = INT_MAX;
     args[3].i = INT_MIN;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(-2, result.GetI());

     args[0].i = INT_MAX;
     args[1].i = INT_MAX;
     args[2].i = INT_MAX;
     args[3].i = INT_MAX;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(-4, result.GetI());
   }

   void InvokeSumIntIntIntIntIntMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(IIIII)I");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[5];

     args[0].i = 0;
     args[1].i = 0;
     args[2].i = 0;
     args[3].i = 0;
     args[4].i = 0;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(0, result.GetI());

     args[0].i = 1;
     args[1].i = 2;
     args[2].i = 3;
     args[3].i = 4;
     args[4].i = 5;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(15, result.GetI());

     args[0].i = -1;
     args[1].i = 2;
     args[2].i = -3;
     args[3].i = 4;
     args[4].i = -5;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(-3, result.GetI());

     args[0].i = INT_MAX;
     args[1].i = INT_MIN;
     args[2].i = INT_MAX;
     args[3].i = INT_MIN;
     args[4].i = INT_MAX;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(2147483645, result.GetI());

     args[0].i = INT_MAX;
     args[1].i = INT_MAX;
     args[2].i = INT_MAX;
     args[3].i = INT_MAX;
     args[4].i = INT_MAX;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_EQ(2147483643, result.GetI());
   }

   void InvokeSumDoubleDoubleMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(DD)D");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[2];

     args[0].d = 0.0;
     args[1].d = 0.0;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(0.0, result.GetD());

     args[0].d = 1.0;
     args[1].d = 2.0;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(3.0, result.GetD());

     args[0].d = 1.0;
     args[1].d = -2.0;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(-1.0, result.GetD());

     args[0].d = DBL_MAX;
     args[1].d = DBL_MIN;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(1.7976931348623157e308, result.GetD());

     args[0].d = DBL_MAX;
     args[1].d = DBL_MAX;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(INFINITY, result.GetD());
   }

   void InvokeSumDoubleDoubleDoubleMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(DDD)D");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[3];

     args[0].d = 0.0;
     args[1].d = 0.0;
     args[2].d = 0.0;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(0.0, result.GetD());

     args[0].d = 1.0;
     args[1].d = 2.0;
     args[2].d = 3.0;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(6.0, result.GetD());

     args[0].d = 1.0;
     args[1].d = -2.0;
     args[2].d = 3.0;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(2.0, result.GetD());
   }

   void InvokeSumDoubleDoubleDoubleDoubleMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(DDDD)D");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[4];

     args[0].d = 0.0;
     args[1].d = 0.0;
     args[2].d = 0.0;
     args[3].d = 0.0;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(0.0, result.GetD());

     args[0].d = 1.0;
     args[1].d = 2.0;
     args[2].d = 3.0;
     args[3].d = 4.0;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(10.0, result.GetD());

     args[0].d = 1.0;
     args[1].d = -2.0;
     args[2].d = 3.0;
     args[3].d = -4.0;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(-2.0, result.GetD());
   }

   void InvokeSumDoubleDoubleDoubleDoubleDoubleMethod(bool is_static) {
     ScopedObjectAccess soa(env_);
     ArtMethod* method;
     ObjPtr<mirror::Object> receiver;
     ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(DDDDD)D");
     ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
     jvalue args[5];

     args[0].d = 0.0;
     args[1].d = 0.0;
     args[2].d = 0.0;
     args[3].d = 0.0;
     args[4].d = 0.0;
     JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(0.0, result.GetD());

     args[0].d = 1.0;
     args[1].d = 2.0;
     args[2].d = 3.0;
     args[3].d = 4.0;
     args[4].d = 5.0;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(15.0, result.GetD());

     args[0].d = 1.0;
     args[1].d = -2.0;
     args[2].d = 3.0;
     args[3].d = -4.0;
     args[4].d = 5.0;
     result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
     EXPECT_DOUBLE_EQ(3.0, result.GetD());
   }

   JavaVMExt* vm_;
   JNIEnv* env_;
   jclass aioobe_;
   jclass ase_;
   jclass sioobe_;
 };

 TEST_F(ReflectionTest, StaticMainMethod) {
   ScopedObjectAccess soa(Thread::Current());
   jobject jclass_loader = LoadDex("Main");
   StackHandleScope<1> hs(soa.Self());
   Handle<mirror::ClassLoader> class_loader(
       hs.NewHandle(soa.Decode<mirror::ClassLoader>(jclass_loader)));
   CompileDirectMethod(class_loader, "Main", "main", "([Ljava/lang/String;)V");

   ObjPtr<mirror::Class> klass = class_linker_->FindClass(soa.Self(), "LMain;", class_loader);
   ASSERT_TRUE(klass != nullptr);

   ArtMethod* method = klass->FindClassMethod("main",
                                              "([Ljava/lang/String;)V",
                                              kRuntimePointerSize);
   ASSERT_TRUE(method != nullptr);
   ASSERT_TRUE(method->IsStatic());

   // Start runtime.
   bool started = runtime_->Start();
   CHECK(started);
   soa.Self()->TransitionFromSuspendedToRunnable();

   jvalue args[1];
   args[0].l = nullptr;
   InvokeWithJValues(soa, nullptr, jni::EncodeArtMethod(method), args);
 }

 TEST_F(ReflectionTest, StaticNopMethod) {
   InvokeNopMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticNopMethod) {
   InvokeNopMethod(false);
 }

 TEST_F(ReflectionTest, StaticIdentityByteMethod) {
   InvokeIdentityByteMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticIdentityByteMethod) {
   InvokeIdentityByteMethod(false);
 }

 TEST_F(ReflectionTest, StaticIdentityIntMethod) {
   InvokeIdentityIntMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticIdentityIntMethod) {
   InvokeIdentityIntMethod(false);
 }

 TEST_F(ReflectionTest, StaticIdentityDoubleMethod) {
   InvokeIdentityDoubleMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticIdentityDoubleMethod) {
   InvokeIdentityDoubleMethod(false);
 }

 TEST_F(ReflectionTest, StaticSumIntIntMethod) {
   InvokeSumIntIntMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticSumIntIntMethod) {
   InvokeSumIntIntMethod(false);
 }

 TEST_F(ReflectionTest, StaticSumIntIntIntMethod) {
   InvokeSumIntIntIntMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticSumIntIntIntMethod) {
   InvokeSumIntIntIntMethod(false);
 }

 TEST_F(ReflectionTest, StaticSumIntIntIntIntMethod) {
   InvokeSumIntIntIntIntMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticSumIntIntIntIntMethod) {
   InvokeSumIntIntIntIntMethod(false);
 }

 TEST_F(ReflectionTest, StaticSumIntIntIntIntIntMethod) {
   InvokeSumIntIntIntIntIntMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticSumIntIntIntIntIntMethod) {
   InvokeSumIntIntIntIntIntMethod(false);
 }

 TEST_F(ReflectionTest, StaticSumDoubleDoubleMethod) {
   InvokeSumDoubleDoubleMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticSumDoubleDoubleMethod) {
   InvokeSumDoubleDoubleMethod(false);
 }

 TEST_F(ReflectionTest, StaticSumDoubleDoubleDoubleMethod) {
   InvokeSumDoubleDoubleDoubleMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticSumDoubleDoubleDoubleMethod) {
   InvokeSumDoubleDoubleDoubleMethod(false);
 }

 TEST_F(ReflectionTest, StaticSumDoubleDoubleDoubleDoubleMethod) {
   InvokeSumDoubleDoubleDoubleDoubleMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticSumDoubleDoubleDoubleDoubleMethod) {
   InvokeSumDoubleDoubleDoubleDoubleMethod(false);
 }

 TEST_F(ReflectionTest, StaticSumDoubleDoubleDoubleDoubleDoubleMethod) {
   InvokeSumDoubleDoubleDoubleDoubleDoubleMethod(true);
 }

 TEST_F(ReflectionTest, NonStaticSumDoubleDoubleDoubleDoubleDoubleMethod) {
   InvokeSumDoubleDoubleDoubleDoubleDoubleMethod(false);
 }

 }  // namespace art
	/*
	* Copyright (C) 2011 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 "reflection.h"

	#include <float.h>
	#include <limits.h>

	#include "art_method-inl.h"
	#include "base/enums.h"
	#include "common_compiler_test.h"
	#include "dex/descriptors_names.h"
	#include "jni/java_vm_ext.h"
	#include "jni/jni_internal.h"
	#include "nativehelper/scoped_local_ref.h"
	#include "scoped_thread_state_change-inl.h"

	namespace art {

	// TODO: Convert to CommonRuntimeTest. Currently MakeExecutable is used.
	class ReflectionTest : public CommonCompilerTest {
	protected:
	virtual void SetUp() {
	CommonCompilerTest::SetUp();

	vm_ = Runtime::Current()->GetJavaVM();

	// Turn on -verbose:jni for the JNI tests.
	// gLogVerbosity.jni = true;

	vm_->AttachCurrentThread(&env_, nullptr);

	ScopedLocalRef<jclass> aioobe(env_,
	env_->FindClass("java/lang/ArrayIndexOutOfBoundsException"));
	CHECK(aioobe.get() != nullptr);
	aioobe_ = reinterpret_cast<jclass>(env_->NewGlobalRef(aioobe.get()));

	ScopedLocalRef<jclass> ase(env_, env_->FindClass("java/lang/ArrayStoreException"));
	CHECK(ase.get() != nullptr);
	ase_ = reinterpret_cast<jclass>(env_->NewGlobalRef(ase.get()));

	ScopedLocalRef<jclass> sioobe(env_,
	env_->FindClass("java/lang/StringIndexOutOfBoundsException"));
	CHECK(sioobe.get() != nullptr);
	sioobe_ = reinterpret_cast<jclass>(env_->NewGlobalRef(sioobe.get()));
	}

	void CleanUpJniEnv() {
	if (aioobe_ != nullptr) {
	env_->DeleteGlobalRef(aioobe_);
	aioobe_ = nullptr;
	}
	if (ase_ != nullptr) {
	env_->DeleteGlobalRef(ase_);
	ase_ = nullptr;
	}
	if (sioobe_ != nullptr) {
	env_->DeleteGlobalRef(sioobe_);
	sioobe_ = nullptr;
	}
	}

	virtual void TearDown() {
	CleanUpJniEnv();
	CommonCompilerTest::TearDown();
	}

	jclass GetPrimitiveClass(char descriptor) {
	ScopedObjectAccess soa(env_);
	ObjPtr<mirror::Class> c = class_linker_->FindPrimitiveClass(descriptor);
	CHECK(c != nullptr);
	return soa.AddLocalReference<jclass>(c);
	}

	void ReflectionTestMakeExecutable(ArtMethod** method,
	ObjPtr<mirror::Object>* receiver,
	bool is_static,
	const char* method_name,
	const char* method_signature)
	REQUIRES_SHARED(Locks::mutator_lock_) {
	const char* class_name = is_static ? "StaticLeafMethods" : "NonStaticLeafMethods";
	jobject jclass_loader(LoadDex(class_name));
	Thread* self = Thread::Current();
	StackHandleScope<3> hs(self);
	Handle<mirror::ClassLoader> class_loader(
	hs.NewHandle(
	ScopedObjectAccessUnchecked(self).Decode<mirror::ClassLoader>(jclass_loader)));
	if (!is_static) {
	MakeExecutable(nullptr, "java.lang.Class");
	MakeExecutable(nullptr, "java.lang.Object");
	}
	MakeExecutable(class_loader.Get(), class_name);

	ObjPtr<mirror::Class> c = class_linker_->FindClass(self,
	DotToDescriptor(class_name).c_str(),
	class_loader);
	CHECK(c != nullptr);

	*method = c->FindClassMethod(method_name, method_signature, kRuntimePointerSize);
	CHECK(*method != nullptr);
	CHECK_EQ(is_static, (*method)->IsStatic());

	if (is_static) {
	*receiver = nullptr;
	} else {
	// Ensure class is initialized before allocating object
	{
	StackHandleScope<1> hs2(self);
	HandleWrapperObjPtr<mirror::Class> h_class(hs2.NewHandleWrapper(&c));
	bool initialized = class_linker_->EnsureInitialized(self, h_class, true, true);
	CHECK(initialized);
	}
	*receiver = c->AllocObject(self);
	}

	// Start runtime.
	HandleWrapperObjPtr<mirror::Object> h(hs.NewHandleWrapper(receiver));
	bool started = runtime_->Start();
	CHECK(started);
	self->TransitionFromSuspendedToRunnable();
	}

	void InvokeNopMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "nop", "()V");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), nullptr);
	}

	void InvokeIdentityByteMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "identity", "(B)B");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[1];

	args[0].b = 0;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(0, result.GetB());

	args[0].b = -1;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(-1, result.GetB());

	args[0].b = SCHAR_MAX;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(SCHAR_MAX, result.GetB());

	static_assert(SCHAR_MIN == -128, "SCHAR_MIN unexpected");
	args[0].b = SCHAR_MIN;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(SCHAR_MIN, result.GetB());
	}

	void InvokeIdentityIntMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "identity", "(I)I");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[1];

	args[0].i = 0;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(0, result.GetI());

	args[0].i = -1;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(-1, result.GetI());

	args[0].i = INT_MAX;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(INT_MAX, result.GetI());

	args[0].i = INT_MIN;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(INT_MIN, result.GetI());
	}

	void InvokeIdentityDoubleMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "identity", "(D)D");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[1];

	args[0].d = 0.0;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(0.0, result.GetD());

	args[0].d = -1.0;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(-1.0, result.GetD());

	args[0].d = DBL_MAX;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(DBL_MAX, result.GetD());

	args[0].d = DBL_MIN;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(DBL_MIN, result.GetD());
	}

	void InvokeSumIntIntMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(II)I");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[2];

	args[0].i = 1;
	args[1].i = 2;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(3, result.GetI());

	args[0].i = -2;
	args[1].i = 5;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(3, result.GetI());

	args[0].i = INT_MAX;
	args[1].i = INT_MIN;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(-1, result.GetI());

	args[0].i = INT_MAX;
	args[1].i = INT_MAX;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(-2, result.GetI());
	}

	void InvokeSumIntIntIntMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(III)I");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[3];

	args[0].i = 0;
	args[1].i = 0;
	args[2].i = 0;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(0, result.GetI());

	args[0].i = 1;
	args[1].i = 2;
	args[2].i = 3;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(6, result.GetI());

	args[0].i = -1;
	args[1].i = 2;
	args[2].i = -3;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(-2, result.GetI());

	args[0].i = INT_MAX;
	args[1].i = INT_MIN;
	args[2].i = INT_MAX;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(2147483646, result.GetI());

	args[0].i = INT_MAX;
	args[1].i = INT_MAX;
	args[2].i = INT_MAX;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(2147483645, result.GetI());
	}

	void InvokeSumIntIntIntIntMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(IIII)I");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[4];

	args[0].i = 0;
	args[1].i = 0;
	args[2].i = 0;
	args[3].i = 0;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(0, result.GetI());

	args[0].i = 1;
	args[1].i = 2;
	args[2].i = 3;
	args[3].i = 4;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(10, result.GetI());

	args[0].i = -1;
	args[1].i = 2;
	args[2].i = -3;
	args[3].i = 4;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(2, result.GetI());

	args[0].i = INT_MAX;
	args[1].i = INT_MIN;
	args[2].i = INT_MAX;
	args[3].i = INT_MIN;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(-2, result.GetI());

	args[0].i = INT_MAX;
	args[1].i = INT_MAX;
	args[2].i = INT_MAX;
	args[3].i = INT_MAX;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(-4, result.GetI());
	}

	void InvokeSumIntIntIntIntIntMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(IIIII)I");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[5];

	args[0].i = 0;
	args[1].i = 0;
	args[2].i = 0;
	args[3].i = 0;
	args[4].i = 0;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(0, result.GetI());

	args[0].i = 1;
	args[1].i = 2;
	args[2].i = 3;
	args[3].i = 4;
	args[4].i = 5;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(15, result.GetI());

	args[0].i = -1;
	args[1].i = 2;
	args[2].i = -3;
	args[3].i = 4;
	args[4].i = -5;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(-3, result.GetI());

	args[0].i = INT_MAX;
	args[1].i = INT_MIN;
	args[2].i = INT_MAX;
	args[3].i = INT_MIN;
	args[4].i = INT_MAX;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(2147483645, result.GetI());

	args[0].i = INT_MAX;
	args[1].i = INT_MAX;
	args[2].i = INT_MAX;
	args[3].i = INT_MAX;
	args[4].i = INT_MAX;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_EQ(2147483643, result.GetI());
	}

	void InvokeSumDoubleDoubleMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(DD)D");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[2];

	args[0].d = 0.0;
	args[1].d = 0.0;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(0.0, result.GetD());

	args[0].d = 1.0;
	args[1].d = 2.0;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(3.0, result.GetD());

	args[0].d = 1.0;
	args[1].d = -2.0;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(-1.0, result.GetD());

	args[0].d = DBL_MAX;
	args[1].d = DBL_MIN;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(1.7976931348623157e308, result.GetD());

	args[0].d = DBL_MAX;
	args[1].d = DBL_MAX;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(INFINITY, result.GetD());
	}

	void InvokeSumDoubleDoubleDoubleMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(DDD)D");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[3];

	args[0].d = 0.0;
	args[1].d = 0.0;
	args[2].d = 0.0;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(0.0, result.GetD());

	args[0].d = 1.0;
	args[1].d = 2.0;
	args[2].d = 3.0;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(6.0, result.GetD());

	args[0].d = 1.0;
	args[1].d = -2.0;
	args[2].d = 3.0;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(2.0, result.GetD());
	}

	void InvokeSumDoubleDoubleDoubleDoubleMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(DDDD)D");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[4];

	args[0].d = 0.0;
	args[1].d = 0.0;
	args[2].d = 0.0;
	args[3].d = 0.0;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(0.0, result.GetD());

	args[0].d = 1.0;
	args[1].d = 2.0;
	args[2].d = 3.0;
	args[3].d = 4.0;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(10.0, result.GetD());

	args[0].d = 1.0;
	args[1].d = -2.0;
	args[2].d = 3.0;
	args[3].d = -4.0;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(-2.0, result.GetD());
	}

	void InvokeSumDoubleDoubleDoubleDoubleDoubleMethod(bool is_static) {
	ScopedObjectAccess soa(env_);
	ArtMethod* method;
	ObjPtr<mirror::Object> receiver;
	ReflectionTestMakeExecutable(&method, &receiver, is_static, "sum", "(DDDDD)D");
	ScopedLocalRef<jobject> receiver_ref(soa.Env(), soa.AddLocalReference<jobject>(receiver));
	jvalue args[5];

	args[0].d = 0.0;
	args[1].d = 0.0;
	args[2].d = 0.0;
	args[3].d = 0.0;
	args[4].d = 0.0;
	JValue result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(0.0, result.GetD());

	args[0].d = 1.0;
	args[1].d = 2.0;
	args[2].d = 3.0;
	args[3].d = 4.0;
	args[4].d = 5.0;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(15.0, result.GetD());

	args[0].d = 1.0;
	args[1].d = -2.0;
	args[2].d = 3.0;
	args[3].d = -4.0;
	args[4].d = 5.0;
	result = InvokeWithJValues(soa, receiver_ref.get(), jni::EncodeArtMethod(method), args);
	EXPECT_DOUBLE_EQ(3.0, result.GetD());
	}

	JavaVMExt* vm_;
	JNIEnv* env_;
	jclass aioobe_;
	jclass ase_;
	jclass sioobe_;
	};

	TEST_F(ReflectionTest, StaticMainMethod) {
	ScopedObjectAccess soa(Thread::Current());
	jobject jclass_loader = LoadDex("Main");
	StackHandleScope<1> hs(soa.Self());
	Handle<mirror::ClassLoader> class_loader(
	hs.NewHandle(soa.Decode<mirror::ClassLoader>(jclass_loader)));
	CompileDirectMethod(class_loader, "Main", "main", "([Ljava/lang/String;)V");

	ObjPtr<mirror::Class> klass = class_linker_->FindClass(soa.Self(), "LMain;", class_loader);
	ASSERT_TRUE(klass != nullptr);

	ArtMethod* method = klass->FindClassMethod("main",
	"([Ljava/lang/String;)V",
	kRuntimePointerSize);
	ASSERT_TRUE(method != nullptr);
	ASSERT_TRUE(method->IsStatic());

	// Start runtime.
	bool started = runtime_->Start();
	CHECK(started);
	soa.Self()->TransitionFromSuspendedToRunnable();

	jvalue args[1];
	args[0].l = nullptr;
	InvokeWithJValues(soa, nullptr, jni::EncodeArtMethod(method), args);
	}

	TEST_F(ReflectionTest, StaticNopMethod) {
	InvokeNopMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticNopMethod) {
	InvokeNopMethod(false);
	}

	TEST_F(ReflectionTest, StaticIdentityByteMethod) {
	InvokeIdentityByteMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticIdentityByteMethod) {
	InvokeIdentityByteMethod(false);
	}

	TEST_F(ReflectionTest, StaticIdentityIntMethod) {
	InvokeIdentityIntMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticIdentityIntMethod) {
	InvokeIdentityIntMethod(false);
	}

	TEST_F(ReflectionTest, StaticIdentityDoubleMethod) {
	InvokeIdentityDoubleMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticIdentityDoubleMethod) {
	InvokeIdentityDoubleMethod(false);
	}

	TEST_F(ReflectionTest, StaticSumIntIntMethod) {
	InvokeSumIntIntMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticSumIntIntMethod) {
	InvokeSumIntIntMethod(false);
	}

	TEST_F(ReflectionTest, StaticSumIntIntIntMethod) {
	InvokeSumIntIntIntMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticSumIntIntIntMethod) {
	InvokeSumIntIntIntMethod(false);
	}

	TEST_F(ReflectionTest, StaticSumIntIntIntIntMethod) {
	InvokeSumIntIntIntIntMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticSumIntIntIntIntMethod) {
	InvokeSumIntIntIntIntMethod(false);
	}

	TEST_F(ReflectionTest, StaticSumIntIntIntIntIntMethod) {
	InvokeSumIntIntIntIntIntMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticSumIntIntIntIntIntMethod) {
	InvokeSumIntIntIntIntIntMethod(false);
	}

	TEST_F(ReflectionTest, StaticSumDoubleDoubleMethod) {
	InvokeSumDoubleDoubleMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticSumDoubleDoubleMethod) {
	InvokeSumDoubleDoubleMethod(false);
	}

	TEST_F(ReflectionTest, StaticSumDoubleDoubleDoubleMethod) {
	InvokeSumDoubleDoubleDoubleMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticSumDoubleDoubleDoubleMethod) {
	InvokeSumDoubleDoubleDoubleMethod(false);
	}

	TEST_F(ReflectionTest, StaticSumDoubleDoubleDoubleDoubleMethod) {
	InvokeSumDoubleDoubleDoubleDoubleMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticSumDoubleDoubleDoubleDoubleMethod) {
	InvokeSumDoubleDoubleDoubleDoubleMethod(false);
	}

	TEST_F(ReflectionTest, StaticSumDoubleDoubleDoubleDoubleDoubleMethod) {
	InvokeSumDoubleDoubleDoubleDoubleDoubleMethod(true);
	}

	TEST_F(ReflectionTest, NonStaticSumDoubleDoubleDoubleDoubleDoubleMethod) {
	InvokeSumDoubleDoubleDoubleDoubleDoubleMethod(false);
	}

	} // namespace art