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      1 // Copyright 2014 the V8 project authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "src/base/platform/platform.h"
      6 
      7 #if V8_OS_POSIX
      8 #include <unistd.h>  // NOLINT
      9 #endif
     10 
     11 #if V8_OS_WIN
     12 #include "src/base/win32-headers.h"
     13 #endif
     14 #include "testing/gtest/include/gtest/gtest.h"
     15 
     16 #if V8_OS_ANDROID
     17 #define DISABLE_ON_ANDROID(Name) DISABLED_##Name
     18 #else
     19 #define DISABLE_ON_ANDROID(Name) Name
     20 #endif
     21 
     22 namespace v8 {
     23 namespace base {
     24 
     25 TEST(OS, GetCurrentProcessId) {
     26 #if V8_OS_POSIX
     27   EXPECT_EQ(static_cast<int>(getpid()), OS::GetCurrentProcessId());
     28 #endif
     29 
     30 #if V8_OS_WIN
     31   EXPECT_EQ(static_cast<int>(::GetCurrentProcessId()),
     32             OS::GetCurrentProcessId());
     33 #endif
     34 }
     35 
     36 
     37 namespace {
     38 
     39 class ThreadLocalStorageTest : public Thread, public ::testing::Test {
     40  public:
     41   ThreadLocalStorageTest() : Thread(Options("ThreadLocalStorageTest")) {
     42     for (size_t i = 0; i < arraysize(keys_); ++i) {
     43       keys_[i] = Thread::CreateThreadLocalKey();
     44     }
     45   }
     46   ~ThreadLocalStorageTest() {
     47     for (size_t i = 0; i < arraysize(keys_); ++i) {
     48       Thread::DeleteThreadLocalKey(keys_[i]);
     49     }
     50   }
     51 
     52   void Run() final {
     53     for (size_t i = 0; i < arraysize(keys_); i++) {
     54       CHECK(!Thread::HasThreadLocal(keys_[i]));
     55     }
     56     for (size_t i = 0; i < arraysize(keys_); i++) {
     57       Thread::SetThreadLocal(keys_[i], GetValue(i));
     58     }
     59     for (size_t i = 0; i < arraysize(keys_); i++) {
     60       CHECK(Thread::HasThreadLocal(keys_[i]));
     61     }
     62     for (size_t i = 0; i < arraysize(keys_); i++) {
     63       CHECK_EQ(GetValue(i), Thread::GetThreadLocal(keys_[i]));
     64       CHECK_EQ(GetValue(i), Thread::GetExistingThreadLocal(keys_[i]));
     65     }
     66     for (size_t i = 0; i < arraysize(keys_); i++) {
     67       Thread::SetThreadLocal(keys_[i], GetValue(arraysize(keys_) - i - 1));
     68     }
     69     for (size_t i = 0; i < arraysize(keys_); i++) {
     70       CHECK(Thread::HasThreadLocal(keys_[i]));
     71     }
     72     for (size_t i = 0; i < arraysize(keys_); i++) {
     73       CHECK_EQ(GetValue(arraysize(keys_) - i - 1),
     74                Thread::GetThreadLocal(keys_[i]));
     75       CHECK_EQ(GetValue(arraysize(keys_) - i - 1),
     76                Thread::GetExistingThreadLocal(keys_[i]));
     77     }
     78   }
     79 
     80  private:
     81   static void* GetValue(size_t x) {
     82     return bit_cast<void*>(static_cast<uintptr_t>(x + 1));
     83   }
     84 
     85   // Older versions of Android have fewer TLS slots (nominally 64, but the
     86   // system uses "about 5 of them" itself).
     87   Thread::LocalStorageKey keys_[32];
     88 };
     89 
     90 }  // namespace
     91 
     92 
     93 TEST_F(ThreadLocalStorageTest, DoTest) {
     94   Run();
     95   Start();
     96   Join();
     97 }
     98 
     99 }  // namespace base
    100 }  // namespace v8
    101