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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/sync/engine/net/sync_server_connection_manager.h"
#include "base/functional/bind.h"
#include "base/functional/callback_helpers.h"
#include "base/synchronization/waitable_event.h"
#include "base/task/single_thread_task_runner.h"
#include "base/test/test_timeouts.h"
#include "base/threading/thread.h"
#include "base/time/time.h"
#include "components/sync/engine/cancelation_signal.h"
#include "components/sync/engine/net/http_post_provider.h"
#include "components/sync/engine/net/http_post_provider_factory.h"
#include "net/base/net_errors.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace syncer {
namespace {
class BlockingHttpPost : public HttpPostProvider {
public:
BlockingHttpPost()
: wait_for_abort_(base::WaitableEvent::ResetPolicy::AUTOMATIC,
base::WaitableEvent::InitialState::NOT_SIGNALED) {}
void SetExtraRequestHeaders(const char* headers) override {}
void SetURL(const GURL& url) override {}
void SetPostPayload(const char* content_type,
int content_length,
const char* content) override {}
bool MakeSynchronousPost(int* net_error_code,
int* http_status_code) override {
wait_for_abort_.TimedWait(TestTimeouts::action_max_timeout());
*net_error_code = net::ERR_ABORTED;
return false;
}
int GetResponseContentLength() const override { return 0; }
const char* GetResponseContent() const override { return ""; }
const std::string GetResponseHeaderValue(
const std::string& name) const override {
return std::string();
}
void Abort() override { wait_for_abort_.Signal(); }
private:
~BlockingHttpPost() override = default;
base::WaitableEvent wait_for_abort_;
};
class BlockingHttpPostFactory : public HttpPostProviderFactory {
public:
~BlockingHttpPostFactory() override = default;
scoped_refptr<HttpPostProvider> Create() override {
return new BlockingHttpPost();
}
};
} // namespace
// Ask the ServerConnectionManager to stop before it is created.
TEST(SyncServerConnectionManagerTest, VeryEarlyAbortPost) {
CancelationSignal signal;
signal.Signal();
SyncServerConnectionManager server(
GURL("https://server"), std::make_unique<BlockingHttpPostFactory>(),
&signal);
std::string buffer_out;
HttpResponse http_response = server.PostBuffer("", "testauth", &buffer_out);
EXPECT_EQ(HttpResponse::CONNECTION_UNAVAILABLE, http_response.server_status);
}
// Ask the ServerConnectionManager to stop before its first request is made.
TEST(SyncServerConnectionManagerTest, EarlyAbortPost) {
CancelationSignal signal;
SyncServerConnectionManager server(
GURL("https://server"), std::make_unique<BlockingHttpPostFactory>(),
&signal);
signal.Signal();
std::string buffer_out;
HttpResponse http_response = server.PostBuffer("", "testauth", &buffer_out);
EXPECT_EQ(HttpResponse::CONNECTION_UNAVAILABLE, http_response.server_status);
}
// Ask the ServerConnectionManager to stop during a request.
TEST(SyncServerConnectionManagerTest, AbortPost) {
CancelationSignal signal;
SyncServerConnectionManager server(
GURL("https://server"), std::make_unique<BlockingHttpPostFactory>(),
&signal);
base::Thread abort_thread("Test_AbortThread");
ASSERT_TRUE(abort_thread.Start());
abort_thread.task_runner()->PostDelayedTask(
FROM_HERE,
base::BindOnce(&CancelationSignal::Signal, base::Unretained(&signal)),
TestTimeouts::tiny_timeout());
std::string buffer_out;
HttpResponse http_response = server.PostBuffer("", "testauth", &buffer_out);
EXPECT_EQ(HttpResponse::CONNECTION_UNAVAILABLE, http_response.server_status);
abort_thread.Stop();
}
namespace {
class FailingHttpPost : public HttpPostProvider {
public:
explicit FailingHttpPost(int net_error_code)
: net_error_code_(net_error_code) {}
void SetExtraRequestHeaders(const char* headers) override {}
void SetURL(const GURL& url) override {}
void SetPostPayload(const char* content_type,
int content_length,
const char* content) override {}
bool MakeSynchronousPost(int* net_error_code,
int* http_status_code) override {
*net_error_code = net_error_code_;
return false;
}
int GetResponseContentLength() const override { return 0; }
const char* GetResponseContent() const override { return ""; }
const std::string GetResponseHeaderValue(
const std::string& name) const override {
return std::string();
}
void Abort() override {}
private:
~FailingHttpPost() override = default;
int net_error_code_;
};
class FailingHttpPostFactory : public HttpPostProviderFactory {
public:
explicit FailingHttpPostFactory(int net_error_code)
: net_error_code_(net_error_code) {}
~FailingHttpPostFactory() override = default;
scoped_refptr<HttpPostProvider> Create() override {
return new FailingHttpPost(net_error_code_);
}
private:
int net_error_code_;
};
} // namespace
// Fail request with TIMED_OUT error. Make sure server status is
// CONNECTION_UNAVAILABLE and therefore request will be retried after network
// change.
TEST(SyncServerConnectionManagerTest, FailPostWithTimedOut) {
CancelationSignal signal;
SyncServerConnectionManager server(
GURL("https://server"),
std::make_unique<FailingHttpPostFactory>(net::ERR_TIMED_OUT), &signal);
std::string buffer_out;
HttpResponse http_response = server.PostBuffer("", "testauth", &buffer_out);
EXPECT_EQ(HttpResponse::CONNECTION_UNAVAILABLE, http_response.server_status);
}
} // namespace syncer
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