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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <string>
#include <utility>
#include "base/test/bind.h"
#include "base/test/metrics/histogram_tester.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/safe_browsing/extension_telemetry/extension_telemetry_uploader.h"
#include "chrome/browser/signin/identity_test_environment_profile_adaptor.h"
#include "chrome/test/base/testing_profile.h"
#include "chrome/test/base/testing_profile_manager.h"
#include "components/safe_browsing/core/browser/safe_browsing_token_fetcher.h"
#include "components/safe_browsing/core/browser/test_safe_browsing_token_fetcher.h"
#include "components/safe_browsing/core/common/proto/csd.pb.h"
#include "components/safe_browsing/core/common/safe_browsing_prefs.h"
#include "content/public/test/browser_task_environment.h"
#include "net/base/load_flags.h"
#include "net/http/http_status_code.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"
#include "services/network/public/cpp/weak_wrapper_shared_url_loader_factory.h"
#include "services/network/test/test_url_loader_factory.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace safe_browsing {
class ExtensionTelemetryUploaderTest : public testing::Test {
public:
void OnUploadTestCallback(bool success, const std::string& response_data) {
upload_success_ = success;
response_data_ = response_data;
}
protected:
ExtensionTelemetryUploaderTest()
: upload_data_("dummy report"),
task_environment_(base::test::TaskEnvironment::TimeSource::MOCK_TIME) {}
void SetUp() override {
uploader_ = std::make_unique<ExtensionTelemetryUploader>(
base::BindOnce(&ExtensionTelemetryUploaderTest::OnUploadTestCallback,
base::Unretained(this)),
test_url_loader_factory_.GetSafeWeakWrapper(),
std::make_unique<std::string>(upload_data_), nullptr);
}
std::string upload_data_;
bool upload_success_ = false;
std::string response_data_;
base::HistogramTester histograms_;
content::BrowserTaskEnvironment task_environment_;
network::TestURLLoaderFactory test_url_loader_factory_;
std::unique_ptr<ExtensionTelemetryUploader> uploader_;
};
TEST_F(ExtensionTelemetryUploaderTest, FetchAccessTokenForReport) {
auto token_fetcher = std::make_unique<TestSafeBrowsingTokenFetcher>();
auto* raw_token_fetcher = token_fetcher.get();
std::string access_token = "testing_access_token";
network::TestURLLoaderFactory test_url_loader_factory;
test_url_loader_factory.SetInterceptor(
base::BindLambdaForTesting([&](const network::ResourceRequest& request) {
EXPECT_THAT(
request.headers.GetHeader(net::HttpRequestHeaders::kAuthorization),
testing::Optional("Bearer " + access_token));
}));
test_url_loader_factory.AddResponse(
ExtensionTelemetryUploader::GetUploadURLForTest(), upload_data_,
net::HTTP_OK);
std::unique_ptr<ExtensionTelemetryUploader> sign_in_uploader =
std::make_unique<ExtensionTelemetryUploader>(
base::BindOnce(&ExtensionTelemetryUploaderTest::OnUploadTestCallback,
base::Unretained(this)),
test_url_loader_factory.GetSafeWeakWrapper(),
std::make_unique<std::string>(upload_data_),
std::move(token_fetcher));
sign_in_uploader->Start();
task_environment_.FastForwardUntilNoTasksRemain();
// Expects token fetcher to be called.
EXPECT_EQ(raw_token_fetcher->WasStartCalled(), true);
raw_token_fetcher->RunAccessTokenCallback(access_token);
}
TEST_F(ExtensionTelemetryUploaderTest, AttachZwiebackCookieForReport) {
network::TestURLLoaderFactory test_url_loader_factory;
test_url_loader_factory.SetInterceptor(
base::BindLambdaForTesting([&](const network::ResourceRequest& request) {
// When access token is not fetched, header does not include access
// token.
EXPECT_EQ(
request.headers.GetHeader(net::HttpRequestHeaders::kAuthorization),
std::nullopt);
// Set the credential mode to kInclude by default.
EXPECT_EQ(request.credentials_mode,
network::mojom::CredentialsMode::kInclude);
}));
test_url_loader_factory.AddResponse(
ExtensionTelemetryUploader::GetUploadURLForTest(), upload_data_,
net::HTTP_OK);
std::unique_ptr<ExtensionTelemetryUploader> sign_out_uploader =
std::make_unique<ExtensionTelemetryUploader>(
base::BindOnce(&ExtensionTelemetryUploaderTest::OnUploadTestCallback,
base::Unretained(this)),
test_url_loader_factory.GetSafeWeakWrapper(),
std::make_unique<std::string>(upload_data_), nullptr);
sign_out_uploader->Start();
task_environment_.FastForwardUntilNoTasksRemain();
}
TEST_F(ExtensionTelemetryUploaderTest, AbortsWithoutRetries) {
// Aborts upload without retries if response code < 500
test_url_loader_factory_.AddResponse(
ExtensionTelemetryUploader::GetUploadURLForTest(), upload_data_,
net::HTTP_BAD_REQUEST);
uploader_->Start();
task_environment_.FastForwardUntilNoTasksRemain();
EXPECT_FALSE(upload_success_);
// Sample count of 1 indicates only 1 request was sent, i.e., no retries.
histograms_.ExpectUniqueSample(
"SafeBrowsing.ExtensionTelemetry.NetworkRequestResponseCodeOrError",
net::HTTP_BAD_REQUEST, 1);
histograms_.ExpectUniqueSample(
"SafeBrowsing.ExtensionTelemetry.UploadSuccess", false, 1);
}
TEST_F(ExtensionTelemetryUploaderTest, AbortsAfterRetries) {
// Aborts after multiple retries if response code >= 500
test_url_loader_factory_.AddResponse(
ExtensionTelemetryUploader::GetUploadURLForTest(), upload_data_,
net::HTTP_SERVICE_UNAVAILABLE);
uploader_->Start();
task_environment_.FastForwardUntilNoTasksRemain();
EXPECT_FALSE(upload_success_);
// Sample count of 3 indicates 3 requests were sent, i.e., 2 retries.
histograms_.ExpectUniqueSample(
"SafeBrowsing.ExtensionTelemetry.NetworkRequestResponseCodeOrError",
net::HTTP_SERVICE_UNAVAILABLE, 3);
histograms_.ExpectUniqueSample(
"SafeBrowsing.ExtensionTelemetry.UploadSuccess", false, 1);
}
TEST_F(ExtensionTelemetryUploaderTest, SucceedsWithoutRetries) {
test_url_loader_factory_.AddResponse(
ExtensionTelemetryUploader::GetUploadURLForTest(), upload_data_,
net::HTTP_OK);
uploader_->Start();
task_environment_.FastForwardUntilNoTasksRemain();
EXPECT_TRUE(upload_success_);
histograms_.ExpectUniqueSample("SafeBrowsing.ExtensionTelemetry.UploadSize",
upload_data_.size(), 1);
histograms_.ExpectUniqueSample(
"SafeBrowsing.ExtensionTelemetry.NetworkRequestResponseCodeOrError",
net::HTTP_OK, 1);
histograms_.ExpectUniqueSample(
"SafeBrowsing.ExtensionTelemetry.UploadSuccess", true, 1);
histograms_.ExpectUniqueSample(
"SafeBrowsing.ExtensionTelemetry.RetriesTillUploadSuccess", 0, 1);
}
TEST_F(ExtensionTelemetryUploaderTest, SucceedsAfterRetries) {
test_url_loader_factory_.AddResponse(
ExtensionTelemetryUploader::GetUploadURLForTest(), upload_data_,
net::HTTP_SERVICE_UNAVAILABLE);
uploader_->Start();
task_environment_.FastForwardBy(base::Seconds(1));
// Verify that there were 2 failed requests (1 original + 1 retry).
histograms_.ExpectUniqueSample(
"SafeBrowsing.ExtensionTelemetry.NetworkRequestResponseCodeOrError",
net::HTTP_SERVICE_UNAVAILABLE, 2);
// Change server response to success and advance time to allow next retry.
test_url_loader_factory_.AddResponse(
ExtensionTelemetryUploader::GetUploadURLForTest(), upload_data_,
net::HTTP_OK);
task_environment_.FastForwardUntilNoTasksRemain();
// Verify that the upload succeeds.
EXPECT_TRUE(upload_success_);
histograms_.ExpectBucketCount(
"SafeBrowsing.ExtensionTelemetry.NetworkRequestResponseCodeOrError",
net::HTTP_OK, 1);
histograms_.ExpectTotalCount(
"SafeBrowsing.ExtensionTelemetry.NetworkRequestResponseCodeOrError", 3);
histograms_.ExpectUniqueSample(
"SafeBrowsing.ExtensionTelemetry.RetriesTillUploadSuccess", 2, 1);
}
} // namespace safe_browsing
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