Yabin Cui | 323e945 | 2015-04-20 18:07:17 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 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 <gtest/gtest.h> |
| 18 | |
Yabin Cui | 5beebc8 | 2015-05-04 20:27:57 -0700 | [diff] [blame] | 19 | #include <functional> |
| 20 | #include <base/file.h> |
| 21 | |
Yabin Cui | ed91cd9 | 2015-04-28 15:54:13 -0700 | [diff] [blame] | 22 | #include "environment.h" |
Yabin Cui | 323e945 | 2015-04-20 18:07:17 -0700 | [diff] [blame] | 23 | |
| 24 | TEST(environment, GetOnlineCpusFromString) { |
| 25 | ASSERT_EQ(GetOnlineCpusFromString(""), std::vector<int>()); |
| 26 | ASSERT_EQ(GetOnlineCpusFromString("0-2"), std::vector<int>({0, 1, 2})); |
| 27 | ASSERT_EQ(GetOnlineCpusFromString("0,2-3"), std::vector<int>({0, 2, 3})); |
| 28 | } |
Yabin Cui | 5beebc8 | 2015-05-04 20:27:57 -0700 | [diff] [blame] | 29 | |
| 30 | static bool FindKernelSymbol(const KernelSymbol& sym1, const KernelSymbol& sym2) { |
| 31 | return sym1.addr == sym2.addr && sym1.type == sym2.type && strcmp(sym1.name, sym2.name) == 0 && |
| 32 | ((sym1.module == nullptr && sym2.module == nullptr) || |
| 33 | (strcmp(sym1.module, sym2.module) == 0)); |
| 34 | } |
| 35 | |
| 36 | TEST(environment, ProcessKernelSymbols) { |
| 37 | std::string data = |
| 38 | "ffffffffa005c4e4 d __warned.41698 [libsas]\n" |
| 39 | "aaaaaaaaaaaaaaaa T _text\n" |
| 40 | "cccccccccccccccc c ccccc\n"; |
| 41 | const char* tempfile = "tempfile_process_kernel_symbols"; |
| 42 | ASSERT_TRUE(android::base::WriteStringToFile(data, tempfile)); |
| 43 | KernelSymbol expected_symbol; |
| 44 | expected_symbol.addr = 0xffffffffa005c4e4ULL; |
| 45 | expected_symbol.type = 'd'; |
| 46 | expected_symbol.name = "__warned.41698"; |
| 47 | expected_symbol.module = "libsas"; |
| 48 | ASSERT_TRUE(ProcessKernelSymbols( |
| 49 | tempfile, std::bind(&FindKernelSymbol, std::placeholders::_1, expected_symbol))); |
| 50 | |
| 51 | expected_symbol.addr = 0xaaaaaaaaaaaaaaaaULL; |
| 52 | expected_symbol.type = 'T'; |
| 53 | expected_symbol.name = "_text"; |
| 54 | expected_symbol.module = nullptr; |
| 55 | ASSERT_TRUE(ProcessKernelSymbols( |
| 56 | tempfile, std::bind(&FindKernelSymbol, std::placeholders::_1, expected_symbol))); |
| 57 | |
| 58 | expected_symbol.name = "non_existent_symbol"; |
| 59 | ASSERT_FALSE(ProcessKernelSymbols( |
| 60 | tempfile, std::bind(&FindKernelSymbol, std::placeholders::_1, expected_symbol))); |
| 61 | ASSERT_EQ(0, unlink(tempfile)); |
| 62 | } |