| /* |
| * Copyright (C) 2016 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 "method_type.h" |
| |
| #include <string> |
| #include <vector> |
| |
| #include "class-inl.h" |
| #include "class_linker-inl.h" |
| #include "class_loader.h" |
| #include "class_root.h" |
| #include "common_runtime_test.h" |
| #include "handle_scope-inl.h" |
| #include "object_array-alloc-inl.h" |
| #include "object_array-inl.h" |
| #include "scoped_thread_state_change-inl.h" |
| |
| namespace art { |
| namespace mirror { |
| |
| class MethodTypeTest : public CommonRuntimeTest {}; |
| |
| static std::string FullyQualifiedType(const std::string& shorthand) { |
| return "Ljava/lang/" + shorthand + ";"; |
| } |
| |
| static mirror::MethodType* CreateMethodType(const std::string& return_type, |
| const std::vector<std::string>& param_types) { |
| CHECK_LT(param_types.size(), 3u); |
| |
| Runtime* const runtime = Runtime::Current(); |
| ClassLinker* const class_linker = runtime->GetClassLinker(); |
| Thread* const self = Thread::Current(); |
| |
| ScopedObjectAccess soa(self); |
| StackHandleScope<5> hs(soa.Self()); |
| |
| Handle<mirror::ClassLoader> boot_class_loader = hs.NewHandle<mirror::ClassLoader>(nullptr); |
| |
| Handle<mirror::Class> return_clazz = hs.NewHandle(class_linker->FindClass( |
| soa.Self(), FullyQualifiedType(return_type).c_str(), boot_class_loader)); |
| CHECK(return_clazz != nullptr); |
| |
| ObjPtr<mirror::Class> class_array_type = |
| GetClassRoot<mirror::ObjectArray<mirror::Class>>(class_linker); |
| Handle<mirror::ObjectArray<mirror::Class>> param_classes = hs.NewHandle( |
| mirror::ObjectArray<mirror::Class>::Alloc(self, class_array_type, param_types.size())); |
| |
| for (uint32_t i = 0; i < param_types.size(); ++i) { |
| Handle<mirror::Class> param = hs.NewHandle(class_linker->FindClass( |
| soa.Self(), FullyQualifiedType(param_types[i]).c_str(), boot_class_loader)); |
| param_classes->Set(i, param.Get()); |
| } |
| |
| return mirror::MethodType::Create(self, return_clazz, param_classes); |
| } |
| |
| |
| TEST_F(MethodTypeTest, IsExactMatch) { |
| ScopedObjectAccess soa(Thread::Current()); |
| { |
| StackHandleScope<2> hs(soa.Self()); |
| Handle<mirror::MethodType> mt1 = hs.NewHandle(CreateMethodType("String", { "Integer" })); |
| Handle<mirror::MethodType> mt2 = hs.NewHandle(CreateMethodType("String", { "Integer" })); |
| ASSERT_TRUE(mt1->IsExactMatch(mt2.Get())); |
| } |
| |
| // Mismatched return type. |
| { |
| StackHandleScope<2> hs(soa.Self()); |
| Handle<mirror::MethodType> mt1 = hs.NewHandle(CreateMethodType("String", { "Integer" })); |
| Handle<mirror::MethodType> mt2 = hs.NewHandle(CreateMethodType("Integer", { "Integer" })); |
| ASSERT_FALSE(mt1->IsExactMatch(mt2.Get())); |
| } |
| |
| // Mismatched param types. |
| { |
| StackHandleScope<2> hs(soa.Self()); |
| Handle<mirror::MethodType> mt1 = hs.NewHandle(CreateMethodType("String", { "Integer" })); |
| Handle<mirror::MethodType> mt2 = hs.NewHandle(CreateMethodType("String", { "String" })); |
| ASSERT_FALSE(mt1->IsExactMatch(mt2.Get())); |
| } |
| |
| // Wrong number of param types. |
| { |
| StackHandleScope<2> hs(soa.Self()); |
| Handle<mirror::MethodType> mt1 = hs.NewHandle( |
| CreateMethodType("String", { "String", "String" })); |
| Handle<mirror::MethodType> mt2 = hs.NewHandle(CreateMethodType("String", { "String" })); |
| ASSERT_FALSE(mt1->IsExactMatch(mt2.Get())); |
| } |
| } |
| |
| } // namespace mirror |
| } // namespace art |