| /* |
| * Copyright (C) 2016 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 <gtest/gtest.h> |
| |
| #include "utils.h" |
| |
| static bool ModulesMatch(const char* p, const char* q) { |
| if (p == nullptr && q == nullptr) { |
| return true; |
| } |
| if (p != nullptr && q != nullptr) { |
| return strcmp(p, q) == 0; |
| } |
| return false; |
| } |
| |
| static bool KernelSymbolsMatch(const KernelSymbol& sym1, |
| const KernelSymbol& sym2) { |
| return sym1.addr == sym2.addr && sym1.type == sym2.type && |
| strcmp(sym1.name, sym2.name) == 0 && |
| ModulesMatch(sym1.module, sym2.module); |
| } |
| |
| TEST(utils, ProcessKernelSymbols) { |
| std::string data = |
| "ffffffffa005c4e4 d __warned.41698 [libsas]\n" |
| "aaaaaaaaaaaaaaaa T _text\n" |
| "cccccccccccccccc c ccccc\n"; |
| KernelSymbol expected_symbol; |
| expected_symbol.addr = 0xffffffffa005c4e4ULL; |
| expected_symbol.type = 'd'; |
| expected_symbol.name = "__warned.41698"; |
| expected_symbol.module = "libsas"; |
| ASSERT_TRUE(ProcessKernelSymbols( |
| data, |
| std::bind(&KernelSymbolsMatch, std::placeholders::_1, expected_symbol))); |
| |
| expected_symbol.addr = 0xaaaaaaaaaaaaaaaaULL; |
| expected_symbol.type = 'T'; |
| expected_symbol.name = "_text"; |
| expected_symbol.module = nullptr; |
| ASSERT_TRUE(ProcessKernelSymbols( |
| data, |
| std::bind(&KernelSymbolsMatch, std::placeholders::_1, expected_symbol))); |
| |
| expected_symbol.name = "non_existent_symbol"; |
| ASSERT_FALSE(ProcessKernelSymbols( |
| data, |
| std::bind(&KernelSymbolsMatch, std::placeholders::_1, expected_symbol))); |
| } |
| |
| TEST(utils, ConvertBytesToValue) { |
| char buf[8]; |
| for (int i = 0; i < 8; ++i) { |
| buf[i] = i; |
| } |
| ASSERT_EQ(0x1ULL, ConvertBytesToValue(buf + 1, 1)); |
| ASSERT_EQ(0x201ULL, ConvertBytesToValue(buf + 1, 2)); |
| ASSERT_EQ(0x05040302ULL, ConvertBytesToValue(buf + 2, 4)); |
| ASSERT_EQ(0x0706050403020100ULL, ConvertBytesToValue(buf, 8)); |
| } |