/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "common_compiler_test.h"
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#include "class_linker-inl.h"
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#include "handle.h"
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#include "handle_scope-inl.h"
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#include "mirror/class_loader-inl.h"
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#include "mirror/dex_cache.h"
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#include "mirror/object-inl.h"
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#include "runtime.h"
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#include "scoped_thread_state_change-inl.h"
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#include "thread-current-inl.h"
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#include "well_known_classes.h"
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namespace art {
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class ModuleExclusionTest : public CommonCompilerTest {
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public:
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explicit ModuleExclusionTest(const std::string& module)
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: CommonCompilerTest(),
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module_(module) {}
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std::vector<std::string> GetLibCoreModuleNames() const override {
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std::vector<std::string> modules = CommonCompilerTest::GetLibCoreModuleNames();
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// Exclude `module_` from boot class path.
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auto it = std::find(modules.begin(), modules.end(), module_);
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if (it != modules.end()) {
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modules.erase(it);
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}
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return modules;
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}
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void DoTest() {
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Thread* self = Thread::Current();
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ScopedObjectAccess soa(self);
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StackHandleScope<2u> hs(self);
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Runtime* runtime = Runtime::Current();
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ASSERT_TRUE(runtime->IsAotCompiler());
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ClassLinker* class_linker = runtime->GetClassLinker();
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CHECK(loaded_dex_files_.empty());
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Handle<mirror::ClassLoader> class_loader = hs.NewHandle(LoadModule(soa, class_linker));
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MutableHandle<mirror::DexCache> dex_cache = hs.NewHandle<mirror::DexCache>(nullptr);
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CHECK(!loaded_dex_files_.empty());
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// Verify that classes defined in the loaded dex files cannot be resolved.
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for (const std::unique_ptr<const DexFile>& dex_file : loaded_dex_files_) {
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dex_cache.Assign(class_linker->RegisterDexFile(*dex_file, class_loader.Get()));
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for (size_t i = 0u, size = dex_file->NumClassDefs(); i != size; ++i) {
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const dex::ClassDef& class_def = dex_file->GetClassDef(i);
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ObjPtr<mirror::Class> resolved_type =
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class_linker->ResolveType(class_def.class_idx_, dex_cache, class_loader);
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ASSERT_TRUE(resolved_type == nullptr) << resolved_type->PrettyDescriptor();
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ASSERT_TRUE(self->IsExceptionPending());
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self->ClearException();
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}
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}
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}
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private:
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std::string GetModuleFileName() const {
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std::vector<std::string> filename = GetLibCoreDexFileNames({ module_ });
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CHECK_EQ(filename.size(), 1u);
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return filename[0];
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}
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// Load the module as an app, i.e. in a class loader other than the boot class loader.
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ObjPtr<mirror::ClassLoader> LoadModule(ScopedObjectAccess& soa, ClassLinker* class_linker)
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REQUIRES_SHARED(Locks::mutator_lock_) {
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std::string filename = GetModuleFileName();
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std::vector<std::unique_ptr<const DexFile>> dex_files = OpenDexFiles(filename.c_str());
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std::vector<const DexFile*> class_path;
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CHECK_NE(0U, dex_files.size());
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for (auto& dex_file : dex_files) {
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class_path.push_back(dex_file.get());
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loaded_dex_files_.push_back(std::move(dex_file));
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}
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StackHandleScope<1u> hs(soa.Self());
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Handle<mirror::Class> loader_class(hs.NewHandle(
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soa.Decode<mirror::Class>(WellKnownClasses::dalvik_system_PathClassLoader)));
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ScopedNullHandle<mirror::ClassLoader> parent_loader;
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ScopedNullHandle<mirror::ObjectArray<mirror::ClassLoader>> shared_libraries;
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ObjPtr<mirror::ClassLoader> result = class_linker->CreateWellKnownClassLoader(
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soa.Self(),
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class_path,
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loader_class,
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parent_loader,
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shared_libraries);
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// Verify that the result has the correct class.
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CHECK_EQ(loader_class.Get(), result->GetClass());
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// Verify that the parent is not null. The boot class loader will be set up as a
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// proper BootClassLoader object.
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ObjPtr<mirror::ClassLoader> actual_parent(result->GetParent());
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CHECK(actual_parent != nullptr);
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CHECK(class_linker->IsBootClassLoader(soa, actual_parent));
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return result;
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}
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const std::string module_;
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};
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class ConscryptExclusionTest : public ModuleExclusionTest {
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public:
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ConscryptExclusionTest() : ModuleExclusionTest("conscrypt") {}
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};
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TEST_F(ConscryptExclusionTest, Test) {
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DoTest();
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}
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} // namespace art
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