| /* |
| * Copyright (C) 2015 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 <stdint.h> |
| |
| #include <string> |
| |
| #include <android-base/test_utils.h> |
| |
| #include "NativeInfo.h" |
| |
| class NativeInfoTest : public ::testing::Test { |
| protected: |
| void SetUp() override { |
| tmp_file_ = new TemporaryFile(); |
| ASSERT_TRUE(tmp_file_->fd != -1); |
| } |
| |
| void TearDown() override { |
| delete tmp_file_; |
| } |
| |
| TemporaryFile* tmp_file_ = nullptr; |
| }; |
| |
| TEST_F(NativeInfoTest, no_matching) { |
| std::string smaps_data = |
| "b6f1a000-b6f1c000 rw-p 00000000 00:00 0 [anon:thread signal stack]\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 12 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name: [anon:thread signal stack]\n"; |
| ASSERT_TRUE(TEMP_FAILURE_RETRY( |
| write(tmp_file_->fd, smaps_data.c_str(), smaps_data.size())) != -1); |
| ASSERT_TRUE(lseek(tmp_file_->fd, 0, SEEK_SET) != off_t(-1)); |
| |
| size_t pss_bytes = 1; |
| size_t va_bytes = 1; |
| GetNativeInfo(tmp_file_->fd, &pss_bytes, &va_bytes); |
| ASSERT_EQ(0U, pss_bytes); |
| ASSERT_EQ(0U, va_bytes); |
| } |
| |
| TEST_F(NativeInfoTest, multiple_anons) { |
| std::string smaps_data = |
| "b6f1a000-b6f1c000 rw-p 00000000 00:00 0 [anon:libc_malloc]\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 12 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name: [anon:libc_malloc]\n" |
| "b6f1e000-b6f1f000 rw-p 00000000 00:00 0 [anon:libc_malloc]\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 20 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name: [anon:libc_malloc]\n" |
| "b6f2e000-b6f2f000 rw-p 00000000 00:00 0\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 24 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name:\n"; |
| ASSERT_TRUE(TEMP_FAILURE_RETRY( |
| write(tmp_file_->fd, smaps_data.c_str(), smaps_data.size())) != -1); |
| ASSERT_TRUE(lseek(tmp_file_->fd, 0, SEEK_SET) != off_t(-1)); |
| |
| size_t pss_bytes = 1; |
| size_t va_bytes = 1; |
| GetNativeInfo(tmp_file_->fd, &pss_bytes, &va_bytes); |
| ASSERT_EQ(32768U, pss_bytes); |
| ASSERT_EQ(12288U, va_bytes); |
| } |
| |
| TEST_F(NativeInfoTest, multiple_heaps) { |
| std::string smaps_data = |
| "b6f1a000-b6f1c000 rw-p 00000000 00:00 0 [heap]\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 24 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name: [heap]\n" |
| "b6f1e000-b6f1f000 rw-p 00000000 00:00 0 [heap]\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 20 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name: [heap]\n" |
| "b6f2e000-b6f2f000 rw-p 00000000 00:00 0\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 24 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name:\n"; |
| ASSERT_TRUE(TEMP_FAILURE_RETRY( |
| write(tmp_file_->fd, smaps_data.c_str(), smaps_data.size())) != -1); |
| ASSERT_TRUE(lseek(tmp_file_->fd, 0, SEEK_SET) != off_t(-1)); |
| |
| size_t pss_bytes = 1; |
| size_t va_bytes = 1; |
| GetNativeInfo(tmp_file_->fd, &pss_bytes, &va_bytes); |
| ASSERT_EQ(45056U, pss_bytes); |
| ASSERT_EQ(12288U, va_bytes); |
| } |
| |
| TEST_F(NativeInfoTest, mix_heap_anon) { |
| std::string smaps_data = |
| "b6f1a000-b6f1c000 rw-p 00000000 00:00 0 [heap]\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 32 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name: [heap]\n" |
| "b6f1e000-b6f1f000 rw-p 00000000 00:00 0 [anon:skip]\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 32 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name: [anon:skip]\n" |
| "b6f2e000-b6f2f000 rw-p 00000000 00:00 0 [anon:libc_malloc]\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 40 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name: [anon:libc_malloc]\n" |
| "b6f3e000-b6f3f000 rw-p 00000000 00:00 0\n" |
| "Size: 8 kB\n" |
| "Rss: 0 kB\n" |
| "Pss: 24 kB\n" |
| "Shared_Clean: 0 kB\n" |
| "Shared_Dirty: 0 kB\n" |
| "Private_Clean: 0 kB\n" |
| "Private_Dirty: 0 kB\n" |
| "Referenced: 0 kB\n" |
| "Anonymous: 0 kB\n" |
| "AnonHugePages: 0 kB\n" |
| "Swap: 0 kB\n" |
| "KernelPageSize: 4 kB\n" |
| "MMUPageSize: 4 kB\n" |
| "Locked: 0 kB\n" |
| "Name:\n"; |
| ASSERT_TRUE(TEMP_FAILURE_RETRY( |
| write(tmp_file_->fd, smaps_data.c_str(), smaps_data.size())) != -1); |
| ASSERT_TRUE(lseek(tmp_file_->fd, 0, SEEK_SET) != off_t(-1)); |
| |
| size_t pss_bytes = 1; |
| size_t va_bytes = 1; |
| GetNativeInfo(tmp_file_->fd, &pss_bytes, &va_bytes); |
| ASSERT_EQ(73728U, pss_bytes); |
| ASSERT_EQ(12288U, va_bytes); |
| } |
