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