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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/worker_host/test_shared_worker_service_impl.h"
#include <utility>
#include <vector>
#include "base/task/single_thread_task_runner.h"
#include "content/browser/service_worker/service_worker_context_wrapper.h"
namespace content {
TestSharedWorkerServiceImpl::TestSharedWorkerServiceImpl(
StoragePartitionImpl* storage_partition,
scoped_refptr<ServiceWorkerContextWrapper> service_worker_context)
: SharedWorkerServiceImpl(storage_partition,
std::move(service_worker_context)) {}
TestSharedWorkerServiceImpl::~TestSharedWorkerServiceImpl() = default;
void TestSharedWorkerServiceImpl::TerminateAllWorkers(
base::OnceClosure callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
DCHECK(!terminate_all_workers_callback_);
// All workers may already be fully terminated.
if (worker_hosts_.empty() && workers_awaiting_disconnection_.empty()) {
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, std::move(callback));
return;
}
SetWorkerTerminationCallback(std::move(callback));
std::vector<SharedWorkerHost*> worker_hosts;
worker_hosts.reserve(worker_hosts_.size());
for (auto& host : worker_hosts_) {
worker_hosts.push_back(host.get());
}
for (SharedWorkerHost* worker_host : worker_hosts) {
DestroyHost(worker_host);
}
}
void TestSharedWorkerServiceImpl::SetWorkerTerminationCallback(
base::OnceClosure callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
terminate_all_workers_callback_ = std::move(callback);
workers_awaiting_disconnection_.set_disconnect_handler(base::BindRepeating(
&TestSharedWorkerServiceImpl::OnRemoteSharedWorkerConnectionLost,
base::Unretained(this)));
}
void TestSharedWorkerServiceImpl::DestroyHost(SharedWorkerHost* host) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
mojo::Remote<blink::mojom::SharedWorker> remote_shared_worker =
host->TerminateRemoteWorkerForTesting();
// Deletes `host` and removes it from all maps.
SharedWorkerServiceImpl::DestroyHost(host);
if (remote_shared_worker && remote_shared_worker.is_connected()) {
// The remote shared worker for this host is still connected. Track its
// pending disconnection.
workers_awaiting_disconnection_.Add(std::move(remote_shared_worker));
return;
}
// Notify the termination callback if there aren't any running workers left.
if (worker_hosts_.empty() && workers_awaiting_disconnection_.empty() &&
terminate_all_workers_callback_) {
std::move(terminate_all_workers_callback_).Run();
}
}
void TestSharedWorkerServiceImpl::OnRemoteSharedWorkerConnectionLost(
mojo::RemoteSetElementId id) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
if (worker_hosts_.empty() && workers_awaiting_disconnection_.empty() &&
terminate_all_workers_callback_) {
std::move(terminate_all_workers_callback_).Run();
}
}
} // namespace content
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