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87 lines
3.2 KiB
87 lines
3.2 KiB
// Copyright 2008 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "src/v8.h"
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#include "test/cctest/cctest.h"
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#include "src/base/platform/platform.h"
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#include "src/isolate.h"
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#include "src/list-inl.h"
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class ThreadIdValidationThread : public v8::base::Thread {
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public:
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ThreadIdValidationThread(v8::base::Thread* thread_to_start,
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i::List<i::ThreadId>* refs, unsigned int thread_no,
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v8::base::Semaphore* semaphore)
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: Thread(Options("ThreadRefValidationThread")),
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refs_(refs),
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thread_no_(thread_no),
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thread_to_start_(thread_to_start),
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semaphore_(semaphore) {}
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void Run() {
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i::ThreadId thread_id = i::ThreadId::Current();
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for (int i = 0; i < thread_no_; i++) {
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CHECK(!(*refs_)[i].Equals(thread_id));
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}
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CHECK(thread_id.IsValid());
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(*refs_)[thread_no_] = thread_id;
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if (thread_to_start_ != NULL) {
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thread_to_start_->Start();
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}
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semaphore_->Signal();
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}
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private:
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i::List<i::ThreadId>* refs_;
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int thread_no_;
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v8::base::Thread* thread_to_start_;
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v8::base::Semaphore* semaphore_;
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};
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TEST(ThreadIdValidation) {
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const int kNThreads = 100;
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i::List<ThreadIdValidationThread*> threads(kNThreads);
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i::List<i::ThreadId> refs(kNThreads);
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v8::base::Semaphore semaphore(0);
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ThreadIdValidationThread* prev = NULL;
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for (int i = kNThreads - 1; i >= 0; i--) {
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ThreadIdValidationThread* newThread =
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new ThreadIdValidationThread(prev, &refs, i, &semaphore);
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threads.Add(newThread);
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prev = newThread;
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refs.Add(i::ThreadId::Invalid());
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}
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prev->Start();
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for (int i = 0; i < kNThreads; i++) {
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semaphore.Wait();
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}
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for (int i = 0; i < kNThreads; i++) {
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delete threads[i];
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}
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}
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