/*
* Copyright ( C ) 2021 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 <sys/types.h>
#include <memory>
#include <string>
#include <string_view>
#include <android-base/file.h>
#include <dex/dex_file.h>
#include <gtest/gtest.h>
#include "art_api/dex_file_external.h"
#include "dex_file_test_data.h"
namespace art_api {
namespace dex {
class ADexFileTest : public ::testing::Test {
protected :
void TearDown() override {
ADexFile_destroy(dex_);
}
ADexFile* dex_ = nullptr;
};
TEST_F(ADexFileTest, create) {
size_t size = sizeof (kDexData);
EXPECT_EQ(ADexFile_create(kDexData, size, &size, "" , &dex_), ADEXFILE_ERROR_OK);
EXPECT_EQ(size, sizeof (kDexData));
EXPECT_NE(dex_, nullptr);
}
TEST_F(ADexFileTest, create_null_new_size) {
const size_t size = sizeof (kDexData);
EXPECT_EQ(ADexFile_create(kDexData, size, nullptr, "" , &dex_), ADEXFILE_ERROR_OK);
EXPECT_NE(dex_, nullptr);
}
TEST_F(ADexFileTest, create_header_too_small) {
size_t size = sizeof (art::DexFile::Header) - 1 ;
EXPECT_EQ(ADexFile_create(kDexData, size, &size, "" , &dex_), ADEXFILE_ERROR_NOT_ENOUGH_DATA);
EXPECT_EQ(size, sizeof (art::DexFile::Header));
EXPECT_EQ(dex_, nullptr);
}
TEST_F(ADexFileTest, create_file_too_small) {
size_t size = sizeof (art::DexFile::Header);
EXPECT_EQ(ADexFile_create(kDexData, size, &size, "" , &dex_), ADEXFILE_ERROR_NOT_ENOUGH_DATA);
EXPECT_EQ(size, sizeof (kDexData));
EXPECT_EQ(dex_, nullptr);
}
static ADexFile* GetTestDexData() {
size_t size = sizeof (kDexData);
ADexFile* dex;
EXPECT_EQ(ADexFile_create(kDexData, size, &size, "" , &dex), ADEXFILE_ERROR_OK);
EXPECT_EQ(size, sizeof (kDexData));
EXPECT_NE(dex, nullptr);
return dex;
}
TEST_F(ADexFileTest, findMethodAtOffset) {
dex_ = GetTestDexData();
ASSERT_NE(dex_, nullptr);
bool found_init = false ;
auto check_init = [](void * ctx, const ADexFile_Method* method) {
size_t size;
size_t offset = ADexFile_Method_getCodeOffset(method, &size);
EXPECT_EQ(offset, 0 x100u);
EXPECT_EQ(size, 8 u);
EXPECT_STREQ(ADexFile_Method_getName(method, &size), "<init>" );
EXPECT_STREQ(ADexFile_Method_getQualifiedName(method, false , &size), "Main.<init>" );
EXPECT_STREQ(ADexFile_Method_getQualifiedName(method, true , &size), "void Main.<init>()" );
EXPECT_STREQ(ADexFile_Method_getClassDescriptor(method, &size), "LMain;" );
*reinterpret_cast <bool *>(ctx) = true ;
};
EXPECT_EQ(ADexFile_findMethodAtOffset(dex_, 0 x102, check_init, &found_init), 1 u);
EXPECT_TRUE(found_init);
bool found_main = false ;
auto check_main = [](void * ctx, const ADexFile_Method* method) {
size_t size;
size_t offset = ADexFile_Method_getCodeOffset(method, &size);
EXPECT_EQ(offset, 0 x118u);
EXPECT_EQ(size, 2 u);
EXPECT_STREQ(ADexFile_Method_getName(method, &size), "main" );
EXPECT_STREQ(ADexFile_Method_getQualifiedName(method, false , &size), "Main.main" );
EXPECT_STREQ(ADexFile_Method_getQualifiedName(method, true , &size), "void Main.main(java.lang.String[])" );
EXPECT_STREQ(ADexFile_Method_getClassDescriptor(method, &size), "LMain;" );
*reinterpret_cast <bool *>(ctx) = true ;
};
EXPECT_EQ(ADexFile_findMethodAtOffset(dex_, 0 x118, check_main, &found_main), 1 u);
EXPECT_TRUE(found_main);
}
TEST_F(ADexFileTest, findMethodAtOffset_for_offset_boundaries) {
dex_ = GetTestDexData();
ASSERT_NE(dex_, nullptr);
auto no_cb = [](void *, const ADexFile_Method*) {};
EXPECT_EQ(ADexFile_findMethodAtOffset(dex_, 0 x99, no_cb, nullptr), 0 );
EXPECT_EQ(ADexFile_findMethodAtOffset(dex_, 0 x100, no_cb, nullptr), 1 );
EXPECT_EQ(ADexFile_findMethodAtOffset(dex_, 0 x107, no_cb, nullptr), 1 );
EXPECT_EQ(ADexFile_findMethodAtOffset(dex_, 0 x108, no_cb, nullptr), 0 );
EXPECT_EQ(ADexFile_findMethodAtOffset(dex_, 0 x100000, no_cb, nullptr), 0 );
}
TEST_F(ADexFileTest, forEachMethod) {
dex_ = GetTestDexData();
ASSERT_NE(dex_, nullptr);
std::vector<std::string> names;
auto add = [](void * ctx, const ADexFile_Method* method) {
reinterpret_cast <decltype(names)*>(ctx)->
push_back(ADexFile_Method_getQualifiedName(method, false , nullptr));
};
EXPECT_EQ(ADexFile_forEachMethod(dex_, add, &names), 2 u);
EXPECT_EQ(names, std::vector<std::string>({"Main.<init>" , "Main.main" }));
}
TEST_F(ADexFileTest, Error_toString) {
constexpr size_t kNumErrors = 4 ;
for (size_t i = 0 ; i < kNumErrors; i++) {
const char * err = ADexFile_Error_toString(static_cast <ADexFile_Error>(i));
ASSERT_NE(err, nullptr);
ASSERT_FALSE(std::string_view(err).empty());
}
const char * err = ADexFile_Error_toString(static_cast <ADexFile_Error>(kNumErrors));
ASSERT_EQ(err, nullptr);
}
} // namespace dex
} // namespace art_api
Messung V0.5 in Prozent C=90 H=93 G=91
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-06-29)
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