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
19 #include <android-base/file.h>
20
21 #include "dso.h"
22 #include "environment.h"
23
TEST(environment,GetCpusFromString)24 TEST(environment, GetCpusFromString) {
25 ASSERT_EQ(GetCpusFromString(""), std::vector<int>());
26 ASSERT_EQ(GetCpusFromString("0-2"), std::vector<int>({0, 1, 2}));
27 ASSERT_EQ(GetCpusFromString("0,2-3"), std::vector<int>({0, 2, 3}));
28 ASSERT_EQ(GetCpusFromString("1,0-3,3,4"), std::vector<int>({0, 1, 2, 3, 4}));
29 }
30
TEST(environment,PrepareVdsoFile)31 TEST(environment, PrepareVdsoFile) {
32 std::string content;
33 ASSERT_TRUE(android::base::ReadFileToString("/proc/self/maps", &content));
34 if (content.find("[vdso]") == std::string::npos) {
35 // Vdso isn't used, no need to test.
36 return;
37 }
38 PrepareVdsoFile();
39 std::unique_ptr<Dso> dso = Dso::CreateDso(DSO_ELF_FILE, "[vdso]",
40 sizeof(size_t) == sizeof(uint64_t));
41 ASSERT_TRUE(dso != nullptr);
42 const std::vector<Symbol>& symbols = dso->GetSymbols();
43 ASSERT_FALSE(symbols.empty());
44 }
45