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Unified Diff: base/thread_local_unittest.cc

Issue 5986012: Move thread local stuff from base to base/threading and consistently use the... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: Created 10 years ago
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Index: base/thread_local_unittest.cc
===================================================================
--- base/thread_local_unittest.cc (revision 70317)
+++ base/thread_local_unittest.cc (working copy)
@@ -1,159 +0,0 @@
-// Copyright (c) 2010 The Chromium 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 "base/logging.h"
-#include "base/threading/simple_thread.h"
-#include "base/thread_local.h"
-#include "base/waitable_event.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace {
-
-class ThreadLocalTesterBase : public base::DelegateSimpleThreadPool::Delegate {
- public:
- typedef base::ThreadLocalPointer<ThreadLocalTesterBase> TLPType;
-
- ThreadLocalTesterBase(TLPType* tlp, base::WaitableEvent* done)
- : tlp_(tlp), done_(done) { }
- ~ThreadLocalTesterBase() { }
-
- protected:
- TLPType* tlp_;
- base::WaitableEvent* done_;
-};
-
-class SetThreadLocal : public ThreadLocalTesterBase {
- public:
- SetThreadLocal(TLPType* tlp, base::WaitableEvent* done)
- : ThreadLocalTesterBase(tlp, done), val_(NULL) { }
- ~SetThreadLocal() { }
-
- void set_value(ThreadLocalTesterBase* val) { val_ = val; }
-
- virtual void Run() {
- DCHECK(!done_->IsSignaled());
- tlp_->Set(val_);
- done_->Signal();
- }
-
- private:
- ThreadLocalTesterBase* val_;
-};
-
-class GetThreadLocal : public ThreadLocalTesterBase {
- public:
- GetThreadLocal(TLPType* tlp, base::WaitableEvent* done)
- : ThreadLocalTesterBase(tlp, done), ptr_(NULL) { }
- ~GetThreadLocal() { }
-
- void set_ptr(ThreadLocalTesterBase** ptr) { ptr_ = ptr; }
-
- virtual void Run() {
- DCHECK(!done_->IsSignaled());
- *ptr_ = tlp_->Get();
- done_->Signal();
- }
-
- private:
- ThreadLocalTesterBase** ptr_;
-};
-
-} // namespace
-
-// In this test, we start 2 threads which will access a ThreadLocalPointer. We
-// make sure the default is NULL, and the pointers are unique to the threads.
-TEST(ThreadLocalTest, Pointer) {
- base::DelegateSimpleThreadPool tp1("ThreadLocalTest tp1", 1);
- base::DelegateSimpleThreadPool tp2("ThreadLocalTest tp1", 1);
- tp1.Start();
- tp2.Start();
-
- base::ThreadLocalPointer<ThreadLocalTesterBase> tlp;
-
- static ThreadLocalTesterBase* const kBogusPointer =
- reinterpret_cast<ThreadLocalTesterBase*>(0x1234);
-
- ThreadLocalTesterBase* tls_val;
- base::WaitableEvent done(true, false);
-
- GetThreadLocal getter(&tlp, &done);
- getter.set_ptr(&tls_val);
-
- // Check that both threads defaulted to NULL.
- tls_val = kBogusPointer;
- done.Reset();
- tp1.AddWork(&getter);
- done.Wait();
- EXPECT_EQ(static_cast<ThreadLocalTesterBase*>(NULL), tls_val);
-
- tls_val = kBogusPointer;
- done.Reset();
- tp2.AddWork(&getter);
- done.Wait();
- EXPECT_EQ(static_cast<ThreadLocalTesterBase*>(NULL), tls_val);
-
-
- SetThreadLocal setter(&tlp, &done);
- setter.set_value(kBogusPointer);
-
- // Have thread 1 set their pointer value to kBogusPointer.
- done.Reset();
- tp1.AddWork(&setter);
- done.Wait();
-
- tls_val = NULL;
- done.Reset();
- tp1.AddWork(&getter);
- done.Wait();
- EXPECT_EQ(kBogusPointer, tls_val);
-
- // Make sure thread 2 is still NULL
- tls_val = kBogusPointer;
- done.Reset();
- tp2.AddWork(&getter);
- done.Wait();
- EXPECT_EQ(static_cast<ThreadLocalTesterBase*>(NULL), tls_val);
-
- // Set thread 2 to kBogusPointer + 1.
- setter.set_value(kBogusPointer + 1);
-
- done.Reset();
- tp2.AddWork(&setter);
- done.Wait();
-
- tls_val = NULL;
- done.Reset();
- tp2.AddWork(&getter);
- done.Wait();
- EXPECT_EQ(kBogusPointer + 1, tls_val);
-
- // Make sure thread 1 is still kBogusPointer.
- tls_val = NULL;
- done.Reset();
- tp1.AddWork(&getter);
- done.Wait();
- EXPECT_EQ(kBogusPointer, tls_val);
-
- tp1.JoinAll();
- tp2.JoinAll();
-}
-
-TEST(ThreadLocalTest, Boolean) {
- {
- base::ThreadLocalBoolean tlb;
- EXPECT_FALSE(tlb.Get());
-
- tlb.Set(false);
- EXPECT_FALSE(tlb.Get());
-
- tlb.Set(true);
- EXPECT_TRUE(tlb.Get());
- }
-
- // Our slot should have been freed, we're all reset.
- {
- base::ThreadLocalBoolean tlb;
- EXPECT_FALSE(tlb.Get());
- }
-}
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