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147 lines
5.5 KiB
147 lines
5.5 KiB
/*
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* Copyright (C) 2017 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 <string>
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#include <vector>
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#include "base/common_art_test.h"
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#include "base/file_utils.h"
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#include "base/os.h"
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#include "exec_utils.h"
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#include "oat_file.h"
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namespace art {
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static const char* kDexDiagContains = "--contains=boot.vdex";
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static const char* kDexDiagContainsFails = "--contains=anything_other_than_core.vdex";
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static const char* kDexDiagHelp = "--help";
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static const char* kDexDiagVerbose = "--verbose";
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static const char* kDexDiagBinaryName = "dexdiag";
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class DexDiagTest : public CommonArtTest {
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protected:
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void SetUp() override {
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CommonArtTest::SetUp();
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}
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// Path to the dexdiag(d?)[32|64] binary.
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std::string GetDexDiagFilePath() {
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std::string path = GetArtBinDir() + '/' + kDexDiagBinaryName;
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std::string path32 = path + "32";
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// If we have both a 32-bit and a 64-bit build, the 32-bit file will have a 32 suffix.
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if (OS::FileExists(path32.c_str()) && !Is64BitInstructionSet(kRuntimeISA)) {
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return path32;
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} else {
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// This is a 64-bit build or only a single build exists.
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return path;
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}
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}
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std::unique_ptr<OatFile> OpenOatAndVdexFiles() {
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// Open the core.oat file.
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// This is a little convoluted because we have to
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// get the location of the default core image (.../framework/core.oat),
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// find it in the right architecture subdirectory (.../framework/arm/core.oat),
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// Then, opening the oat file has the side-effect of opening the corresponding
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// vdex file (.../framework/arm/core.vdex).
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const std::string default_location = GetCoreOatLocation();
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EXPECT_TRUE(!default_location.empty());
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std::string oat_location = GetSystemImageFilename(default_location.c_str(), kRuntimeISA);
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EXPECT_TRUE(!oat_location.empty());
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std::cout << "==" << oat_location << std::endl;
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std::string error_msg;
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std::unique_ptr<OatFile> oat(OatFile::Open(/*zip_fd=*/ -1,
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oat_location.c_str(),
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oat_location.c_str(),
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/*executable=*/ false,
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/*low_4gb=*/ false,
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&error_msg));
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EXPECT_TRUE(oat != nullptr) << error_msg;
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return oat;
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}
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// Run dexdiag with a custom boot image location.
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bool Exec(pid_t this_pid, const std::vector<std::string>& args, std::string* error_msg) {
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// Invoke 'dexdiag' against the current process.
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// This should succeed because we have a runtime and so it should
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// be able to map in the boot.art and do a diff for it.
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std::vector<std::string> exec_argv;
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// Build the command line "dexdiag <args> this_pid".
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std::string executable_path = GetDexDiagFilePath();
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EXPECT_TRUE(OS::FileExists(executable_path.c_str())) << executable_path
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<< " should be a valid file path";
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exec_argv.push_back(executable_path);
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for (const auto& arg : args) {
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exec_argv.push_back(arg);
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}
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exec_argv.push_back(std::to_string(this_pid));
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return ::art::Exec(exec_argv, error_msg);
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}
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};
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// We can't run these tests on the host, as they will fail when trying to open
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// /proc/pid/pagemap.
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// On the target, we invoke 'dexdiag' against the current process.
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// This should succeed because we have a runtime and so dexdiag should
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// be able to find the map for, e.g., boot.vdex and friends.
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TEST_F(DexDiagTest, DexDiagHelpTest) {
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// TODO: test the resulting output.
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std::string error_msg;
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ASSERT_TRUE(Exec(getpid(), { kDexDiagHelp }, &error_msg)) << "Failed to execute -- because: "
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<< error_msg;
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}
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#if defined (ART_TARGET)
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TEST_F(DexDiagTest, DexDiagContainsTest) {
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#else
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TEST_F(DexDiagTest, DISABLED_DexDiagContainsTest) {
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#endif
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std::unique_ptr<OatFile> oat = OpenOatAndVdexFiles();
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// TODO: test the resulting output.
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std::string error_msg;
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ASSERT_TRUE(Exec(getpid(), { kDexDiagContains }, &error_msg)) << "Failed to execute -- because: "
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<< error_msg;
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}
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#if defined (ART_TARGET)
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TEST_F(DexDiagTest, DexDiagContainsFailsTest) {
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#else
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TEST_F(DexDiagTest, DISABLED_DexDiagContainsFailsTest) {
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#endif
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std::unique_ptr<OatFile> oat = OpenOatAndVdexFiles();
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// TODO: test the resulting output.
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std::string error_msg;
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ASSERT_FALSE(Exec(getpid(), { kDexDiagContainsFails }, &error_msg))
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<< "Failed to execute -- because: "
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<< error_msg;
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}
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#if defined (ART_TARGET)
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TEST_F(DexDiagTest, DexDiagVerboseTest) {
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#else
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TEST_F(DexDiagTest, DISABLED_DexDiagVerboseTest) {
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#endif
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// TODO: test the resulting output.
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std::unique_ptr<OatFile> oat = OpenOatAndVdexFiles();
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std::string error_msg;
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ASSERT_TRUE(Exec(getpid(), { kDexDiagVerbose }, &error_msg)) << "Failed to execute -- because: "
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<< error_msg;
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}
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} // namespace art
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