1 /*
2  * Copyright (C) 2011 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 "method_verifier.h"
18 
19 #include <stdio.h>
20 #include <memory>
21 
22 #include "class_linker-inl.h"
23 #include "common_runtime_test.h"
24 #include "dex_file.h"
25 #include "scoped_thread_state_change.h"
26 
27 namespace art {
28 namespace verifier {
29 
30 class MethodVerifierTest : public CommonRuntimeTest {
31  protected:
VerifyClass(const std::string & descriptor)32   void VerifyClass(const std::string& descriptor)
33       SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
34     ASSERT_TRUE(descriptor != nullptr);
35     Thread* self = Thread::Current();
36     mirror::Class* klass = class_linker_->FindSystemClass(self, descriptor.c_str());
37 
38     // Verify the class
39     std::string error_msg;
40     ASSERT_TRUE(MethodVerifier::VerifyClass(self, klass, true, &error_msg) == MethodVerifier::kNoFailure)
41         << error_msg;
42   }
43 
VerifyDexFile(const DexFile & dex)44   void VerifyDexFile(const DexFile& dex)
45       SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
46     // Verify all the classes defined in this file
47     for (size_t i = 0; i < dex.NumClassDefs(); i++) {
48       const DexFile::ClassDef& class_def = dex.GetClassDef(i);
49       const char* descriptor = dex.GetClassDescriptor(class_def);
50       VerifyClass(descriptor);
51     }
52   }
53 };
54 
TEST_F(MethodVerifierTest,LibCore)55 TEST_F(MethodVerifierTest, LibCore) {
56   ScopedObjectAccess soa(Thread::Current());
57   ASSERT_TRUE(java_lang_dex_file_ != nullptr);
58   VerifyDexFile(*java_lang_dex_file_);
59 }
60 
61 }  // namespace verifier
62 }  // namespace art
63