Split cert reporter class into report building/serializing and sending

chrome/browser/ssl/certificate_error_report_unittest.cc

+// 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 "chrome/browser/ssl/certificate_error_report.h"
+
+#include <set>
+#include <string>
+
+#include "base/files/file_path.h"
+#include "base/files/file_util.h"
+#include "base/path_service.h"
+#include "chrome/browser/ssl/cert_logger.pb.h"
+#include "chrome/common/chrome_paths.h"
+#include "net/base/test_data_directory.h"
+#include "net/cert/cert_status_flags.h"
+#include "net/ssl/ssl_info.h"
+#include "net/test/cert_test_util.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using chrome_browser_ssl::CertLoggerRequest;
+using chrome_browser_ssl::CertificateErrorReport;
+using net::SSLInfo;
+
+namespace {
+
+const char kDummyHostname[] = "dummy.hostname.com";
+const char kDummyFailureLog[] = "dummy failure log";
+const char kTestCertFilename[] = "test_mail_google_com.pem";
+
+const net::CertStatus kCertStatus =
+    net::CERT_STATUS_COMMON_NAME_INVALID | net::CERT_STATUS_REVOKED;
+const size_t kNumCertErrors = 2;
+
+const chrome_browser_ssl::CertLoggerRequest::CertError kFirstReportedCertError =
+    chrome_browser_ssl::CertLoggerRequest::ERR_CERT_COMMON_NAME_INVALID;
+const chrome_browser_ssl::CertLoggerRequest::CertError
+    kSecondReportedCertError =
+        chrome_browser_ssl::CertLoggerRequest::ERR_CERT_REVOKED;
+
+SSLInfo GetTestSSLInfo() {
+  SSLInfo info;
+  info.cert =
+      net::ImportCertFromFile(net::GetTestCertsDirectory(), kTestCertFilename);
+  info.is_issued_by_known_root = true;
+  info.cert_status = kCertStatus;
+  info.pinning_failure_log = kDummyFailureLog;
+  return info;
+}
+
+std::string GetPEMEncodedChain() {
+  base::FilePath cert_path =
+      net::GetTestCertsDirectory().AppendASCII(kTestCertFilename);
+  std::string cert_data;
+  EXPECT_TRUE(base::ReadFileToString(cert_path, &cert_data));
+  return cert_data;
+}
+
+// Test that a serialized CertificateErrorReport can be deserialized as
+// a CertLoggerRequest protobuf (which is the format that the receiving
+// server expects it in) with the right data in it.
+TEST(CertificateErrorReportTest, SerializedReportAsProtobuf) {
+  SSLInfo ssl_info = GetTestSSLInfo();
+
+  std::string serialized_report;
+  CertificateErrorReport report(kDummyHostname, ssl_info);
+  report.Serialize(&serialized_report);
+
+  CertLoggerRequest deserialized_report;
+  ASSERT_TRUE(deserialized_report.ParseFromString(serialized_report));
+  EXPECT_EQ(kDummyHostname, deserialized_report.hostname());
+  EXPECT_EQ(GetPEMEncodedChain(), deserialized_report.cert_chain());
+  EXPECT_EQ(1, deserialized_report.pin().size());
+  EXPECT_EQ(kDummyFailureLog, deserialized_report.pin().Get(0));
+
+  std::set<CertLoggerRequest::CertError> reported_errors;
+  reported_errors.insert(static_cast<CertLoggerRequest::CertError>(
+      deserialized_report.cert_error().Get(0)));
+  reported_errors.insert(static_cast<CertLoggerRequest::CertError>(
+      deserialized_report.cert_error().Get(1)));
+  EXPECT_EQ(kNumCertErrors, reported_errors.size());
+  EXPECT_EQ(1u, reported_errors.count(kFirstReportedCertError));
+  EXPECT_EQ(1u, reported_errors.count(kSecondReportedCertError));
+}
+
+// Test that a serialized report can be parsed.
+TEST(CertificateErrorReportTest, ParseSerializedReport) {
+  SSLInfo ssl_info = GetTestSSLInfo();
+
+  std::string serialized_report;
+  CertificateErrorReport report(kDummyHostname, ssl_info);
+  EXPECT_EQ(kDummyHostname, report.hostname());
+  report.Serialize(&serialized_report);
+
+  CertificateErrorReport parsed;
+  ASSERT_TRUE(parsed.InitializeFromString(serialized_report));
+  EXPECT_EQ(report.hostname(), parsed.hostname());
+}
+
+}  // namespace