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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/metrics/net/net_metrics_log_uploader.h"
#include "base/base64.h"
#include "base/bind.h"
#include "base/macros.h"
#include "components/encrypted_messages/encrypted_message.pb.h"
#include "net/url_request/test_url_fetcher_factory.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/metrics_proto/reporting_info.pb.h"
#include "third_party/zlib/google/compression_utils.h"
#include "url/gurl.h"
namespace metrics {
class NetMetricsLogUploaderTest : public testing::Test {
public:
NetMetricsLogUploaderTest() : on_upload_complete_count_(0) {
}
void CreateAndOnUploadCompleteReuseUploader() {
ReportingInfo reporting_info;
reporting_info.set_attempt_count(10);
uploader_.reset(new NetMetricsLogUploader(
nullptr, "https://dummy_server", "dummy_mime", MetricsLogUploader::UMA,
base::Bind(&NetMetricsLogUploaderTest::OnUploadCompleteReuseUploader,
base::Unretained(this))));
uploader_->UploadLog("initial_dummy_data", "initial_dummy_hash",
reporting_info);
}
void CreateUploaderAndUploadToSecureURL() {
ReportingInfo dummy_reporting_info;
uploader_.reset(new NetMetricsLogUploader(
nullptr, "https://dummy_secure_server", "dummy_mime",
MetricsLogUploader::UMA,
base::Bind(&NetMetricsLogUploaderTest::DummyOnUploadComplete,
base::Unretained(this))));
uploader_->UploadLog("dummy_data", "dummy_hash", dummy_reporting_info);
}
void CreateUploaderAndUploadToInsecureURL() {
ReportingInfo dummy_reporting_info;
uploader_.reset(new NetMetricsLogUploader(
nullptr, "http://dummy_insecure_server", "dummy_mime",
MetricsLogUploader::UMA,
base::Bind(&NetMetricsLogUploaderTest::DummyOnUploadComplete,
base::Unretained(this))));
std::string compressed_message;
// Compress the data since the encryption code expects a compressed log,
// and tries to decompress it before encrypting it.
compression::GzipCompress("dummy_data", &compressed_message);
uploader_->UploadLog(compressed_message, "dummy_hash",
dummy_reporting_info);
}
void DummyOnUploadComplete(int response_code,
int error_code,
bool was_https) {}
void OnUploadCompleteReuseUploader(int response_code,
int error_code,
bool was_https) {
++on_upload_complete_count_;
if (on_upload_complete_count_ == 1) {
ReportingInfo reporting_info;
reporting_info.set_attempt_count(20);
uploader_->UploadLog("dummy_data", "dummy_hash", reporting_info);
}
}
int on_upload_complete_count() const {
return on_upload_complete_count_;
}
private:
std::unique_ptr<NetMetricsLogUploader> uploader_;
int on_upload_complete_count_;
DISALLOW_COPY_AND_ASSIGN(NetMetricsLogUploaderTest);
};
void CheckReportingInfoHeader(net::TestURLFetcher* fetcher,
int expected_attempt_count) {
net::HttpRequestHeaders headers;
fetcher->GetExtraRequestHeaders(&headers);
std::string reporting_info_base64;
EXPECT_TRUE(
headers.GetHeader("X-Chrome-UMA-ReportingInfo", &reporting_info_base64));
std::string reporting_info_string;
EXPECT_TRUE(
base::Base64Decode(reporting_info_base64, &reporting_info_string));
ReportingInfo reporting_info;
EXPECT_TRUE(reporting_info.ParseFromString(reporting_info_string));
EXPECT_EQ(reporting_info.attempt_count(), expected_attempt_count);
}
TEST_F(NetMetricsLogUploaderTest, OnUploadCompleteReuseUploader) {
net::TestURLFetcherFactory factory;
CreateAndOnUploadCompleteReuseUploader();
// Mimic the initial fetcher callback.
net::TestURLFetcher* fetcher = factory.GetFetcherByID(0);
CheckReportingInfoHeader(fetcher, 10);
fetcher->delegate()->OnURLFetchComplete(fetcher);
// Mimic the second fetcher callback.
fetcher = factory.GetFetcherByID(0);
CheckReportingInfoHeader(fetcher, 20);
fetcher->delegate()->OnURLFetchComplete(fetcher);
EXPECT_EQ(on_upload_complete_count(), 2);
}
// Test that attempting to upload to an HTTP URL results in an encrypted
// message.
TEST_F(NetMetricsLogUploaderTest, MessageOverHTTPIsEncrypted) {
net::TestURLFetcherFactory factory;
CreateUploaderAndUploadToInsecureURL();
net::TestURLFetcher* fetcher = factory.GetFetcherByID(0);
encrypted_messages::EncryptedMessage message;
EXPECT_TRUE(message.ParseFromString(fetcher->upload_data()));
}
// Test that attempting to upload to an HTTPS URL results in an unencrypted
// message.
TEST_F(NetMetricsLogUploaderTest, MessageOverHTTPSIsNotEncrypted) {
net::TestURLFetcherFactory factory;
CreateUploaderAndUploadToSecureURL();
net::TestURLFetcher* fetcher = factory.GetFetcherByID(0);
EXPECT_EQ(fetcher->upload_data(), "dummy_data");
}
} // namespace metrics
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