simpleperf/read_apk_test.cpp

   1 /*
   2  * Copyright (C) 2016 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 "read_apk.h"
  18
  19 #include <gtest/gtest.h>
  20 #include "get_test_data.h"
  21 #include "test_util.h"
  22
  23
  24 TEST(read_apk, IsValidApkPath) {
  25   ASSERT_FALSE(IsValidApkPath("/dev/zero"));
  26   ASSERT_FALSE(IsValidApkPath(GetTestData(ELF_FILE)));
  27   ASSERT_TRUE(IsValidApkPath(GetTestData(APK_FILE)));
  28 }
  29
  30 TEST(read_apk, FindElfInApkByOffset) {
  31   ApkInspector inspector;
  32   ASSERT_TRUE(inspector.FindElfInApkByOffset("/dev/null", 0) == nullptr);
  33   ASSERT_TRUE(inspector.FindElfInApkByOffset(GetTestData(APK_FILE), 0) == nullptr);
  34   // Test if we can read the EmbeddedElf using an offset inside its [offset, offset+size] range
  35   // in the apk file.
  36   EmbeddedElf* ee = inspector.FindElfInApkByOffset(GetTestData(APK_FILE),
  37                                                    NATIVELIB_OFFSET_IN_APK + NATIVELIB_SIZE_IN_APK / 2);
  38   ASSERT_TRUE(ee != nullptr);
  39   ASSERT_EQ(NATIVELIB_IN_APK, ee->entry_name());
  40   ASSERT_EQ(NATIVELIB_OFFSET_IN_APK, ee->entry_offset());
  41   ASSERT_EQ(NATIVELIB_SIZE_IN_APK, ee->entry_size());
  42 }
  43
  44 TEST(read_apk, FindElfInApkByName) {
  45   ASSERT_TRUE(ApkInspector::FindElfInApkByName("/dev/null", "") == nullptr);
  46   ASSERT_TRUE(ApkInspector::FindElfInApkByName(GetTestData(APK_FILE), "") == nullptr);
  47   auto ee = ApkInspector::FindElfInApkByName(GetTestData(APK_FILE), NATIVELIB_IN_APK);
  48   ASSERT_TRUE(ee != nullptr);
  49   ASSERT_EQ(NATIVELIB_OFFSET_IN_APK, ee->entry_offset());
  50   ASSERT_EQ(NATIVELIB_SIZE_IN_APK, ee->entry_size());
  51 }
  52
  53 TEST(read_apk, GetBuildIdFromApkFile) {
  54   BuildId build_id;
  55   ASSERT_TRUE(GetBuildIdFromApkFile(GetTestData(APK_FILE), NATIVELIB_IN_APK, &build_id));
  56   ASSERT_EQ(build_id, native_lib_build_id);
  57 }
  58
  59 TEST(read_apk, ParseSymbolsFromApkFile) {
  60   std::map<std::string, ElfFileSymbol> symbols;
  61   ASSERT_TRUE(ParseSymbolsFromApkFile(GetTestData(APK_FILE), NATIVELIB_IN_APK, native_lib_build_id,
  62                                       std::bind(ParseSymbol, std::placeholders::_1, &symbols)));
  63   CheckElfFileSymbols(symbols);
  64 }