| /* |
| * Copyright (C) 2017 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 <string> |
| #include <vector> |
| |
| #include "common_runtime_test.h" |
| |
| #include "base/file_utils.h" |
| #include "base/os.h" |
| #include "exec_utils.h" |
| #include "oat_file.h" |
| |
| namespace art { |
| |
| static const char* kDexDiagContains = "--contains=core.vdex"; |
| static const char* kDexDiagContainsFails = "--contains=anything_other_than_core.vdex"; |
| static const char* kDexDiagHelp = "--help"; |
| static const char* kDexDiagVerbose = "--verbose"; |
| static const char* kDexDiagBinaryName = "dexdiag"; |
| |
| class DexDiagTest : public CommonRuntimeTest { |
| protected: |
| void SetUp() override { |
| CommonRuntimeTest::SetUp(); |
| } |
| |
| // Path to the dexdiag(d?)[32|64] binary. |
| std::string GetDexDiagFilePath() { |
| std::string root = GetTestAndroidRoot(); |
| |
| root += "/bin/"; |
| root += kDexDiagBinaryName; |
| |
| std::string root32 = root + "32"; |
| // If we have both a 32-bit and a 64-bit build, the 32-bit file will have a 32 suffix. |
| if (OS::FileExists(root32.c_str()) && !Is64BitInstructionSet(kRuntimeISA)) { |
| return root32; |
| } else { |
| // This is a 64-bit build or only a single build exists. |
| return root; |
| } |
| } |
| |
| std::unique_ptr<OatFile> OpenOatAndVdexFiles() { |
| // Open the core.oat file. |
| // This is a little convoluted because we have to |
| // get the location of the default core image (.../framework/core.oat), |
| // find it in the right architecture subdirectory (.../framework/arm/core.oat), |
| // Then, opening the oat file has the side-effect of opening the corresponding |
| // vdex file (.../framework/arm/core.vdex). |
| const std::string default_location = GetCoreOatLocation(); |
| EXPECT_TRUE(!default_location.empty()); |
| std::string oat_location = GetSystemImageFilename(default_location.c_str(), kRuntimeISA); |
| EXPECT_TRUE(!oat_location.empty()); |
| std::cout << "==" << oat_location << std::endl; |
| std::string error_msg; |
| std::unique_ptr<OatFile> oat(OatFile::Open(/* zip_fd= */ -1, |
| oat_location.c_str(), |
| oat_location.c_str(), |
| /* requested_base= */ nullptr, |
| /* executable= */ false, |
| /* low_4gb= */ false, |
| /* abs_dex_location= */ nullptr, |
| /* reservation= */ nullptr, |
| &error_msg)); |
| EXPECT_TRUE(oat != nullptr) << error_msg; |
| return oat; |
| } |
| |
| // Run dexdiag with a custom boot image location. |
| bool Exec(pid_t this_pid, const std::vector<std::string>& args, std::string* error_msg) { |
| // Invoke 'dexdiag' against the current process. |
| // This should succeed because we have a runtime and so it should |
| // be able to map in the boot.art and do a diff for it. |
| std::vector<std::string> exec_argv; |
| |
| // Build the command line "dexdiag <args> this_pid". |
| std::string executable_path = GetDexDiagFilePath(); |
| EXPECT_TRUE(OS::FileExists(executable_path.c_str())) << executable_path |
| << " should be a valid file path"; |
| exec_argv.push_back(executable_path); |
| for (const auto& arg : args) { |
| exec_argv.push_back(arg); |
| } |
| exec_argv.push_back(std::to_string(this_pid)); |
| |
| return ::art::Exec(exec_argv, error_msg); |
| } |
| }; |
| |
| // We can't run these tests on the host, as they will fail when trying to open |
| // /proc/pid/pagemap. |
| // On the target, we invoke 'dexdiag' against the current process. |
| // This should succeed because we have a runtime and so dexdiag should |
| // be able to find the map for, e.g., boot.vdex and friends. |
| TEST_F(DexDiagTest, DexDiagHelpTest) { |
| // TODO: test the resulting output. |
| std::string error_msg; |
| ASSERT_TRUE(Exec(getpid(), { kDexDiagHelp }, &error_msg)) << "Failed to execute -- because: " |
| << error_msg; |
| } |
| |
| #if defined (ART_TARGET) |
| TEST_F(DexDiagTest, DexDiagContainsTest) { |
| #else |
| TEST_F(DexDiagTest, DISABLED_DexDiagContainsTest) { |
| #endif |
| std::unique_ptr<OatFile> oat = OpenOatAndVdexFiles(); |
| // TODO: test the resulting output. |
| std::string error_msg; |
| ASSERT_TRUE(Exec(getpid(), { kDexDiagContains }, &error_msg)) << "Failed to execute -- because: " |
| << error_msg; |
| } |
| |
| #if defined (ART_TARGET) |
| TEST_F(DexDiagTest, DexDiagContainsFailsTest) { |
| #else |
| TEST_F(DexDiagTest, DISABLED_DexDiagContainsFailsTest) { |
| #endif |
| std::unique_ptr<OatFile> oat = OpenOatAndVdexFiles(); |
| // TODO: test the resulting output. |
| std::string error_msg; |
| ASSERT_FALSE(Exec(getpid(), { kDexDiagContainsFails }, &error_msg)) |
| << "Failed to execute -- because: " |
| << error_msg; |
| } |
| |
| #if defined (ART_TARGET) |
| TEST_F(DexDiagTest, DexDiagVerboseTest) { |
| #else |
| TEST_F(DexDiagTest, DISABLED_DexDiagVerboseTest) { |
| #endif |
| // TODO: test the resulting output. |
| std::unique_ptr<OatFile> oat = OpenOatAndVdexFiles(); |
| std::string error_msg; |
| ASSERT_TRUE(Exec(getpid(), { kDexDiagVerbose }, &error_msg)) << "Failed to execute -- because: " |
| << error_msg; |
| } |
| |
| } // namespace art |