1 /*
2 * Copyright (C) 2022 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 "JITDebugReader_impl.h"
18
19 #include <android-base/file.h>
20 #include <android-base/test_utils.h>
21
22 #include <gtest/gtest.h>
23
24 using namespace simpleperf;
25
TEST(TempSymFile,smoke)26 TEST(TempSymFile, smoke) {
27 TemporaryFile tmpfile;
28 std::unique_ptr<TempSymFile> symfile = TempSymFile::Create(tmpfile.path, false);
29 ASSERT_TRUE(symfile);
30 // If we write entries starting from offset 0, libunwindstack will treat the whole file as an elf
31 // file in its elf cache. So make sure we don't start from offset 0.
32 uint64_t offset = symfile->GetOffset();
33 ASSERT_NE(offset, 0u);
34
35 // Write data and read it back.
36 const std::string test_data = "test_data";
37 ASSERT_TRUE(symfile->WriteEntry(test_data.c_str(), test_data.size()));
38 ASSERT_TRUE(symfile->Flush());
39
40 char buf[16];
41 ASSERT_TRUE(android::base::ReadFullyAtOffset(tmpfile.fd, buf, test_data.size(), offset));
42 ASSERT_EQ(strncmp(test_data.c_str(), buf, test_data.size()), 0);
43 }
44