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130 lines
4.4 KiB
130 lines
4.4 KiB
/*
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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 <sys/types.h>
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#include <memory>
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#include <string>
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#include <string_view>
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#include <android-base/file.h>
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#include <dex/dex_file.h>
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#include <gtest/gtest.h>
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#include "art_api/dex_file_support.h"
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#include "dex_file_test_data.h"
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namespace art_api {
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namespace dex {
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TEST(DexFileTest, create) {
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size_t size = sizeof(kDexData);
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std::unique_ptr<DexFile> dex_file;
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EXPECT_TRUE(DexFile::Create(kDexData, size, &size, "", &dex_file).Ok());
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EXPECT_EQ(size, sizeof(kDexData));
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EXPECT_NE(dex_file, nullptr);
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}
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TEST(DexFileTest, create_header_too_small) {
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size_t size = sizeof(art::DexFile::Header) - 1;
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std::unique_ptr<DexFile> dex_file;
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DexFile::Error error = DexFile::Create(kDexData, size, &size, "", &dex_file);
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EXPECT_FALSE(error.Ok());
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EXPECT_EQ(error.Code(), ADEXFILE_ERROR_NOT_ENOUGH_DATA);
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EXPECT_STREQ(error.ToString(), "Not enough data. Incomplete dex file.");
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EXPECT_EQ(size, sizeof(art::DexFile::Header));
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EXPECT_EQ(dex_file, nullptr);
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}
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TEST(DexFileTest, create_file_too_small) {
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size_t size = sizeof(art::DexFile::Header);
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std::unique_ptr<DexFile> dex_file;
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DexFile::Error error = DexFile::Create(kDexData, size, &size, "", &dex_file);
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EXPECT_FALSE(error.Ok());
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EXPECT_EQ(error.Code(), ADEXFILE_ERROR_NOT_ENOUGH_DATA);
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EXPECT_STREQ(error.ToString(), "Not enough data. Incomplete dex file.");
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EXPECT_EQ(size, sizeof(kDexData));
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EXPECT_EQ(dex_file, nullptr);
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}
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static std::unique_ptr<DexFile> GetTestDexData() {
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size_t size = sizeof(kDexData);
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std::unique_ptr<DexFile> dex_file;
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EXPECT_TRUE(DexFile::Create(kDexData, size, &size, "", &dex_file).Ok());
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EXPECT_EQ(size, sizeof(kDexData));
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EXPECT_NE(dex_file, nullptr);
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return dex_file;
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}
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TEST(DexFileTest, findMethodAtOffset) {
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std::unique_ptr<DexFile> dex_file = GetTestDexData();
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ASSERT_NE(dex_file, nullptr);
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bool found_init = false;
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auto check_init = [&](const DexFile::Method& method) {
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size_t size;
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size_t offset = method.GetCodeOffset(&size);
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EXPECT_EQ(offset, 0x100u);
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EXPECT_EQ(size, 8u);
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EXPECT_STREQ(method.GetName(), "<init>");
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EXPECT_STREQ(method.GetQualifiedName(), "Main.<init>");
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EXPECT_STREQ(method.GetQualifiedName(true), "void Main.<init>()");
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EXPECT_STREQ(method.GetClassDescriptor(), "LMain;");
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found_init = true;
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};
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EXPECT_EQ(dex_file->FindMethodAtOffset(0x102, check_init), 1u);
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EXPECT_TRUE(found_init);
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bool found_main = false;
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auto check_main = [&](const DexFile::Method& method) {
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size_t size;
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size_t offset = method.GetCodeOffset(&size);
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EXPECT_EQ(offset, 0x118u);
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EXPECT_EQ(size, 2u);
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EXPECT_STREQ(method.GetName(), "main");
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EXPECT_STREQ(method.GetQualifiedName(), "Main.main");
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EXPECT_STREQ(method.GetQualifiedName(true), "void Main.main(java.lang.String[])");
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EXPECT_STREQ(method.GetClassDescriptor(), "LMain;");
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found_main = true;
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};
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EXPECT_EQ(dex_file->FindMethodAtOffset(0x118, check_main), 1u);
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EXPECT_TRUE(found_main);
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}
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TEST(DexFileTest, get_method_info_for_offset_boundaries) {
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std::unique_ptr<DexFile> dex_file = GetTestDexData();
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ASSERT_NE(dex_file, nullptr);
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EXPECT_EQ(dex_file->FindMethodAtOffset(0x99, [](auto){}), 0);
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EXPECT_EQ(dex_file->FindMethodAtOffset(0x100, [](auto){}), 1);
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EXPECT_EQ(dex_file->FindMethodAtOffset(0x107, [](auto){}), 1);
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EXPECT_EQ(dex_file->FindMethodAtOffset(0x108, [](auto){}), 0);
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EXPECT_EQ(dex_file->FindMethodAtOffset(0x100000, [](auto){}), 0);
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}
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TEST(DexFileTest, get_all_method_infos_without_signature) {
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std::unique_ptr<DexFile> dex_file = GetTestDexData();
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ASSERT_NE(dex_file, nullptr);
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std::vector<std::string> names;
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auto add = [&](const DexFile::Method& method) { names.push_back(method.GetQualifiedName()); };
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EXPECT_EQ(dex_file->ForEachMethod(add), 2u);
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EXPECT_EQ(names, std::vector<std::string>({"Main.<init>", "Main.main"}));
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}
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} // namespace dex
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} // namespace art_api
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