platform-unittest.cc

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// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#include "src/base/platform/platform.h"
 
#if V8_OS_POSIX
#include <unistd.h>  // NOLINT
#endif
 
#if V8_OS_WIN
#include "src/base/win32-headers.h"
#endif
#include "testing/gtest/include/gtest/gtest.h"
 
namespace v8 {
namespace base {
 
TEST(OS, GetCurrentProcessId) {
#if V8_OS_POSIX
  EXPECT_EQ(static_cast<int>(getpid()), OS::GetCurrentProcessId());
#endif
 
#if V8_OS_WIN
  EXPECT_EQ(static_cast<int>(::GetCurrentProcessId()),
            OS::GetCurrentProcessId());
#endif
}
 
 
namespace {
 
class SelfJoinThread FINAL : public Thread {
 public:
  SelfJoinThread() : Thread(Options("SelfJoinThread")) {}
  virtual void Run() OVERRIDE { Join(); }
};
 
}  // namespace
 
 
TEST(Thread, SelfJoin) {
  SelfJoinThread thread;
  thread.Start();
  thread.Join();
}
 
 
namespace {
 
class ThreadLocalStorageTest : public Thread, public ::testing::Test {
 public:
  ThreadLocalStorageTest() : Thread(Options("ThreadLocalStorageTest")) {
    for (size_t i = 0; i < arraysize(keys_); ++i) {
      keys_[i] = Thread::CreateThreadLocalKey();
    }
  }
  ~ThreadLocalStorageTest() {
    for (size_t i = 0; i < arraysize(keys_); ++i) {
      Thread::DeleteThreadLocalKey(keys_[i]);
    }
  }
 
  virtual void Run() FINAL OVERRIDE {
    for (size_t i = 0; i < arraysize(keys_); i++) {
      CHECK(!Thread::HasThreadLocal(keys_[i]));
    }
    for (size_t i = 0; i < arraysize(keys_); i++) {
      Thread::SetThreadLocal(keys_[i], GetValue(i));
    }
    for (size_t i = 0; i < arraysize(keys_); i++) {
      CHECK(Thread::HasThreadLocal(keys_[i]));
    }
    for (size_t i = 0; i < arraysize(keys_); i++) {
      CHECK_EQ(GetValue(i), Thread::GetThreadLocal(keys_[i]));
      CHECK_EQ(GetValue(i), Thread::GetExistingThreadLocal(keys_[i]));
    }
    for (size_t i = 0; i < arraysize(keys_); i++) {
      Thread::SetThreadLocal(keys_[i], GetValue(arraysize(keys_) - i - 1));
    }
    for (size_t i = 0; i < arraysize(keys_); i++) {
      CHECK(Thread::HasThreadLocal(keys_[i]));
    }
    for (size_t i = 0; i < arraysize(keys_); i++) {
      CHECK_EQ(GetValue(arraysize(keys_) - i - 1),
               Thread::GetThreadLocal(keys_[i]));
      CHECK_EQ(GetValue(arraysize(keys_) - i - 1),
               Thread::GetExistingThreadLocal(keys_[i]));
    }
  }
 
 private:
  static void* GetValue(size_t x) {
    return reinterpret_cast<void*>(static_cast<uintptr_t>(x + 1));
  }
 
  Thread::LocalStorageKey keys_[256];
};
 
}  // namespace
 
 
TEST_F(ThreadLocalStorageTest, DoTest) {
  Run();
  Start();
  Join();
}
 
}  // namespace base
}  // namespace v8