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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/enterprise/connectors/interstitials/enterprise_block_page.h"
#include "chrome/browser/enterprise/connectors/interstitials/enterprise_warn_page.h"
#include "base/test/metrics/histogram_tester.h"
#include "chrome/browser/enterprise/connectors/interstitials/enterprise_block_controller_client.h"
#include "chrome/browser/enterprise/connectors/interstitials/enterprise_warn_controller_client.h"
#include "chrome/test/base/testing_browser_process.h"
#include "chrome/test/base/testing_profile.h"
#include "chrome/test/base/testing_profile_manager.h"
#include "components/safe_browsing/core/common/features.h"
#include "components/security_interstitials/core/metrics_helper.h"
#include "components/security_interstitials/core/unsafe_resource.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/test_renderer_host.h"
namespace {
constexpr char kBlockDecisionHistogram[] =
"interstitial.enterprise_block.decision";
constexpr char kWarnDecisionHistogram[] =
"interstitial.enterprise_warn.decision";
constexpr char kTestUrl[] = "http://example.com";
constexpr char kTestBlockMessage[] = "Test block message";
constexpr char kTestWarnMessage[] = "Test warn message";
void AddCustomMessageToResource(
security_interstitials::UnsafeResource& unsafe_resource,
const std::string& message,
const std::string& url,
safe_browsing::RTLookupResponse::ThreatInfo::VerdictType verdict_type) {
safe_browsing::MatchedUrlNavigationRule_CustomMessage cm;
auto* custom_segments = cm.add_message_segments();
custom_segments->set_text(message);
custom_segments->set_link(url);
auto* threat_info = unsafe_resource.rt_lookup_response.add_threat_info();
threat_info->set_verdict_type(verdict_type);
*threat_info->mutable_matched_url_navigation_rule()
->mutable_custom_message() = cm;
}
class EnterprisePageTest : public testing::Test {
public:
EnterprisePageTest() : profile_manager_(TestingBrowserProcess::GetGlobal()) {
EXPECT_TRUE(profile_manager_.SetUp());
profile_ = profile_manager_.CreateTestingProfile("test-user");
}
content::WebContents* web_contents() {
if (!web_contents_) {
content::WebContents::CreateParams params(profile_);
web_contents_ = content::WebContents::Create(params);
}
return web_contents_.get();
}
private:
content::BrowserTaskEnvironment task_environment_;
TestingProfileManager profile_manager_;
raw_ptr<TestingProfile> profile_;
std::unique_ptr<content::WebContents> web_contents_;
};
TEST_F(EnterprisePageTest, EnterpriseBlock_ShownAndMetricsRecorded) {
base::HistogramTester histograms;
auto unsafe_resources =
safe_browsing::SafeBrowsingBlockingPage::UnsafeResourceList();
histograms.ExpectTotalCount(kBlockDecisionHistogram, 0);
EnterpriseBlockPage test_page = EnterpriseBlockPage(
web_contents(), GURL("exampleurl.net"), unsafe_resources,
std::make_unique<EnterpriseBlockControllerClient>(
web_contents(), GURL("exampleurl.net")));
// Total count = pages shown + proceeding disabled on the page that was shown
histograms.ExpectTotalCount(kBlockDecisionHistogram, 2);
histograms.ExpectBucketCount(kBlockDecisionHistogram,
security_interstitials::MetricsHelper::SHOW, 1);
histograms.ExpectBucketCount(
kBlockDecisionHistogram,
security_interstitials::MetricsHelper::PROCEEDING_DISABLED, 1);
}
TEST_F(EnterprisePageTest, EnterpriseWarn_ShownAndMetricsRecorded) {
base::HistogramTester histograms;
auto unsafe_resources =
safe_browsing::SafeBrowsingBlockingPage::UnsafeResourceList();
histograms.ExpectTotalCount(kWarnDecisionHistogram, 0);
EnterpriseWarnPage test_page = EnterpriseWarnPage(
nullptr, web_contents(), GURL("exampleurl.net"), unsafe_resources,
std::make_unique<EnterpriseWarnControllerClient>(web_contents(),
GURL("exampleurl.net")));
histograms.ExpectTotalCount(kWarnDecisionHistogram, 1);
histograms.ExpectBucketCount(kWarnDecisionHistogram,
security_interstitials::MetricsHelper::SHOW, 1);
}
TEST_F(EnterprisePageTest, EnterpriseWarn_CustomMessageDisplayed) {
auto unsafe_resources =
safe_browsing::SafeBrowsingBlockingPage::UnsafeResourceList();
security_interstitials::UnsafeResource resource;
AddCustomMessageToResource(resource, kTestWarnMessage, kTestUrl,
safe_browsing::RTLookupResponse::ThreatInfo::WARN);
unsafe_resources.emplace_back(resource);
EnterpriseWarnPage test_page = EnterpriseWarnPage(
nullptr, web_contents(), GURL("exampleurl.net"), unsafe_resources,
std::make_unique<EnterpriseWarnControllerClient>(web_contents(),
GURL("exampleurl.net")));
base::Value::Dict load_time_data;
std::string final_message = test_page.GetCustomMessageForTesting();
std::string expected_message = base::StrCat(
{"Your administrator says: ", "\"<a target=\"_blank\" href=\"", kTestUrl,
"\">", kTestWarnMessage, "</a>\""});
EXPECT_EQ(expected_message, final_message);
}
TEST_F(EnterprisePageTest, EnterpriseBlock_CustomMessageDisplayed) {
auto unsafe_resources =
safe_browsing::SafeBrowsingBlockingPage::UnsafeResourceList();
security_interstitials::UnsafeResource resource;
AddCustomMessageToResource(
resource, kTestBlockMessage, kTestUrl,
safe_browsing::RTLookupResponse::ThreatInfo::DANGEROUS);
unsafe_resources.emplace_back(resource);
EnterpriseBlockPage test_page = EnterpriseBlockPage(
web_contents(), GURL("exampleurl.net"), unsafe_resources,
std::make_unique<EnterpriseBlockControllerClient>(
web_contents(), GURL("exampleurl.net")));
base::Value::Dict load_time_data;
std::string final_message = test_page.GetCustomMessageForTesting();
std::string expected_message = base::StrCat(
{"Your administrator says: ", "\"<a target=\"_blank\" href=\"", kTestUrl,
"\">", kTestBlockMessage, "</a>\""});
EXPECT_EQ(expected_message, final_message);
}
TEST_F(EnterprisePageTest, EnterpriseBlock_CustomMessagePrioritization) {
auto unsafe_resources =
safe_browsing::SafeBrowsingBlockingPage::UnsafeResourceList();
security_interstitials::UnsafeResource resource;
// Higher severity message should be displayed over lower.
AddCustomMessageToResource(resource, kTestWarnMessage, kTestUrl,
safe_browsing::RTLookupResponse::ThreatInfo::WARN);
AddCustomMessageToResource(
resource, kTestBlockMessage, kTestUrl,
safe_browsing::RTLookupResponse::ThreatInfo::DANGEROUS);
unsafe_resources.emplace_back(resource);
EnterpriseBlockPage test_page1(
web_contents(), GURL(kTestUrl), unsafe_resources,
std::make_unique<EnterpriseBlockControllerClient>(web_contents(),
GURL(kTestUrl)));
std::string expected_message = base::StrCat(
{"Your administrator says: ", "\"<a target=\"_blank\" href=\"", kTestUrl,
"\">", kTestBlockMessage, "</a>\""});
EXPECT_EQ(expected_message, test_page1.GetCustomMessageForTesting());
// For equal severity, last non-empty message is shown.
unsafe_resources.clear();
resource = security_interstitials::UnsafeResource();
AddCustomMessageToResource(
resource, "", kTestUrl,
safe_browsing::RTLookupResponse::ThreatInfo::DANGEROUS);
AddCustomMessageToResource(
resource, kTestBlockMessage, kTestUrl,
safe_browsing::RTLookupResponse::ThreatInfo::DANGEROUS);
unsafe_resources.emplace_back(resource);
EnterpriseBlockPage test_page2(
web_contents(), GURL(kTestUrl), unsafe_resources,
std::make_unique<EnterpriseBlockControllerClient>(web_contents(),
GURL(kTestUrl)));
expected_message = base::StrCat(
{"Your administrator says: ", "\"<a target=\"_blank\" href=\"", kTestUrl,
"\">", kTestBlockMessage, "</a>\""});
EXPECT_EQ(expected_message, test_page2.GetCustomMessageForTesting());
// Empty message with higher severity overrides lower severity with message.
unsafe_resources.clear();
resource = security_interstitials::UnsafeResource();
AddCustomMessageToResource(resource, kTestWarnMessage, kTestUrl,
safe_browsing::RTLookupResponse::ThreatInfo::WARN);
AddCustomMessageToResource(
resource, "", kTestUrl,
safe_browsing::RTLookupResponse::ThreatInfo::DANGEROUS);
unsafe_resources.emplace_back(resource);
EnterpriseBlockPage test_page3(
web_contents(), GURL(kTestUrl), unsafe_resources,
std::make_unique<EnterpriseBlockControllerClient>(web_contents(),
GURL(kTestUrl)));
expected_message = base::StrCat(
{"Your administrator says: ", "\"<a target=\"_blank\" href=\"", kTestUrl,
"\">", "", "</a>\""});
EXPECT_EQ(expected_message, test_page3.GetCustomMessageForTesting());
}
} // namespace
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