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sed -i '' -E -e 's/Copyright (.+) The Crashpad Authors\. All rights reserved\.$/Copyright \1 The Crashpad Authors/' $(git grep -El 'Copyright (.+) The Crashpad Authors\. All rights reserved\.$') Bug: chromium:1098010 Change-Id: I8d6138469ddbe3d281a5d83f64cf918ec2491611 Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/3878262 Reviewed-by: Joshua Peraza <jperaza@chromium.org> Commit-Queue: Mark Mentovai <mark@chromium.org>
97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
// Copyright 2017 The Crashpad Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "util/stdlib/thread_safe_vector.h"
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#include <iterator>
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#include "gtest/gtest.h"
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#include "util/thread/thread.h"
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namespace crashpad {
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namespace test {
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namespace {
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constexpr int kElementsPerThread = 100;
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class ThreadSafeVectorTestThread : public Thread {
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public:
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ThreadSafeVectorTestThread() : thread_safe_vector_(nullptr), start_(0) {}
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ThreadSafeVectorTestThread(const ThreadSafeVectorTestThread&) = delete;
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ThreadSafeVectorTestThread& operator=(const ThreadSafeVectorTestThread&) =
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delete;
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~ThreadSafeVectorTestThread() {}
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void SetTestParameters(ThreadSafeVector<int>* thread_safe_vector, int start) {
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thread_safe_vector_ = thread_safe_vector;
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start_ = start;
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}
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// Thread:
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void ThreadMain() override {
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for (int i = start_; i < start_ + kElementsPerThread; ++i) {
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thread_safe_vector_->PushBack(i);
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}
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}
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private:
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ThreadSafeVector<int>* thread_safe_vector_;
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int start_;
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};
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TEST(ThreadSafeVector, ThreadSafeVector) {
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ThreadSafeVector<int> thread_safe_vector;
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std::vector<int> vector = thread_safe_vector.Drain();
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EXPECT_TRUE(vector.empty());
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ThreadSafeVectorTestThread threads[100];
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for (size_t index = 0; index < std::size(threads); ++index) {
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threads[index].SetTestParameters(
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&thread_safe_vector, static_cast<int>(index * kElementsPerThread));
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}
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for (size_t index = 0; index < std::size(threads); ++index) {
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threads[index].Start();
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if (index % 10 == 0) {
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// Drain the vector periodically to test that simultaneous Drain() and
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// PushBack() operations work properly.
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std::vector<int> drained = thread_safe_vector.Drain();
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vector.insert(vector.end(), drained.begin(), drained.end());
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}
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}
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for (ThreadSafeVectorTestThread& thread : threads) {
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thread.Join();
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}
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std::vector<int> drained = thread_safe_vector.Drain();
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vector.insert(vector.end(), drained.begin(), drained.end());
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bool found[std::size(threads) * kElementsPerThread] = {};
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EXPECT_EQ(vector.size(), std::size(found));
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for (int element : vector) {
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EXPECT_FALSE(found[element]) << element;
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found[element] = true;
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}
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vector = thread_safe_vector.Drain();
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EXPECT_TRUE(vector.empty());
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}
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} // namespace
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} // namespace test
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} // namespace crashpad
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