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// Copyright 2024 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/data_protection/data_protection_page_user_data.h"
#include "base/strings/stringprintf.h"
#include "chrome/test/base/testing_profile.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/test_renderer_host.h"
namespace enterprise_data_protection {
namespace {
// RenderViewHostTestHarness might not be necessary, but the Page constructor is
// private, so I looked at other tests and found that this is how it's created.
class DataProtectionPageUserDataTest
: public content::RenderViewHostTestHarness {
public:
void SetUp() override {
content::RenderViewHostTestHarness::SetUp();
web_contents_ = CreateTestWebContents();
}
void TearDown() override {
web_contents_.reset();
content::RenderViewHostTestHarness::TearDown();
}
std::unique_ptr<content::BrowserContext> CreateBrowserContext() override {
return std::make_unique<TestingProfile>();
}
protected:
std::unique_ptr<content::WebContents> web_contents_;
};
void AddDummyMatchedRule(safe_browsing::RTLookupResponse& rt_lookup_response,
const char* watermark_text,
bool allow_screenshot) {
int count = rt_lookup_response.threat_info().size();
auto* threat_info = rt_lookup_response.add_threat_info();
threat_info->set_verdict_type(
safe_browsing::RTLookupResponse::ThreatInfo::WARN);
auto* matched_url_navigation_rule =
threat_info->mutable_matched_url_navigation_rule();
matched_url_navigation_rule->set_rule_id(
base::StringPrintf("test rule id-%d", count));
matched_url_navigation_rule->set_rule_name(
base::StringPrintf("test rule name-%d", count));
matched_url_navigation_rule->set_matched_url_category(
base::StringPrintf("test rule category-%d", count));
matched_url_navigation_rule->mutable_watermark_message()
->set_watermark_message(watermark_text);
matched_url_navigation_rule->set_block_screenshot(!allow_screenshot);
}
std::unique_ptr<safe_browsing::RTLookupResponse> BuildDummyResponse(
const char* watermark_text,
bool allow_screenshot) {
auto rt_lookup_response = std::make_unique<safe_browsing::RTLookupResponse>();
AddDummyMatchedRule(*rt_lookup_response, watermark_text, allow_screenshot);
return rt_lookup_response;
}
} // namespace
TEST_F(DataProtectionPageUserDataTest, TestCreateForPage) {
auto rt_lookup_response = BuildDummyResponse("example", true);
content::Page& page = web_contents_->GetPrimaryPage();
content::PageUserData<
enterprise_data_protection::DataProtectionPageUserData>::
CreateForPage(page, std::string(), UrlSettings(),
std::move(rt_lookup_response));
auto* ud =
enterprise_data_protection::DataProtectionPageUserData::GetForPage(page);
ASSERT_NE(ud->settings().watermark_text.find("example"), std::string::npos);
ASSERT_TRUE(ud->rt_lookup_response());
ASSERT_EQ(ud->rt_lookup_response()->threat_info_size(), 1);
const auto& ud_threat_info = ud->rt_lookup_response()->threat_info(0);
ASSERT_EQ(ud_threat_info.verdict_type(),
safe_browsing::RTLookupResponse::ThreatInfo::WARN);
const auto& ud_rule = ud_threat_info.matched_url_navigation_rule();
ASSERT_EQ(ud_rule.rule_id(), "test rule id-0");
ASSERT_EQ(ud_rule.rule_name(), "test rule name-0");
ASSERT_EQ(ud_rule.matched_url_category(), "test rule category-0");
}
TEST_F(DataProtectionPageUserDataTest, NoRTURLLookupResponse) {
content::Page& page = web_contents_->GetPrimaryPage();
content::PageUserData<
enterprise_data_protection::DataProtectionPageUserData>::
CreateForPage(page, std::string(), UrlSettings(), nullptr);
auto* ud =
enterprise_data_protection::DataProtectionPageUserData::GetForPage(page);
ASSERT_TRUE(ud->settings().watermark_text.empty());
}
TEST_F(DataProtectionPageUserDataTest, NoThreatInfo) {
auto rt_lookup_response = std::make_unique<safe_browsing::RTLookupResponse>();
content::Page& page = web_contents_->GetPrimaryPage();
content::PageUserData<
enterprise_data_protection::DataProtectionPageUserData>::
CreateForPage(page, std::string(), UrlSettings(),
std::move(rt_lookup_response));
auto* ud =
enterprise_data_protection::DataProtectionPageUserData::GetForPage(page);
ASSERT_TRUE(ud->settings().watermark_text.empty());
ASSERT_TRUE(ud->rt_lookup_response());
ASSERT_EQ(ud->rt_lookup_response()->threat_info_size(), 0);
}
TEST_F(DataProtectionPageUserDataTest, UpdateRTLookupResponse) {
auto rt_lookup_response = BuildDummyResponse("first", true);
content::Page& page = web_contents_->GetPrimaryPage();
enterprise_data_protection::DataProtectionPageUserData::
UpdateRTLookupResponse(page, std::string(),
std::move(rt_lookup_response));
auto* ud =
enterprise_data_protection::DataProtectionPageUserData::GetForPage(page);
ASSERT_NE(ud->settings().watermark_text.find("first"), std::string::npos);
rt_lookup_response = BuildDummyResponse("second", true);
enterprise_data_protection::DataProtectionPageUserData::
UpdateRTLookupResponse(page, std::string(),
std::move(rt_lookup_response));
ud = enterprise_data_protection::DataProtectionPageUserData::GetForPage(page);
ASSERT_NE(ud->settings().watermark_text.find("second"), std::string::npos);
}
TEST_F(DataProtectionPageUserDataTest, UpdateScreenshotState) {
content::Page& page = web_contents_->GetPrimaryPage();
enterprise_data_protection::DataProtectionPageUserData::
UpdateDataControlsScreenshotState(page, std::string(), false);
auto* ud =
enterprise_data_protection::DataProtectionPageUserData::GetForPage(page);
ASSERT_FALSE(ud->settings().allow_screenshots);
enterprise_data_protection::DataProtectionPageUserData::
UpdateDataControlsScreenshotState(page, std::string(), true);
ud = enterprise_data_protection::DataProtectionPageUserData::GetForPage(page);
ASSERT_TRUE(ud->settings().allow_screenshots);
}
TEST_F(DataProtectionPageUserDataTest, MergedScreenshotState) {
content::Page& page = web_contents_->GetPrimaryPage();
auto rt_lookup_response = BuildDummyResponse("first", false);
enterprise_data_protection::DataProtectionPageUserData::
UpdateRTLookupResponse(page, std::string(),
std::move(rt_lookup_response));
enterprise_data_protection::DataProtectionPageUserData::
UpdateDataControlsScreenshotState(page, std::string(), true);
auto* ud =
enterprise_data_protection::DataProtectionPageUserData::GetForPage(page);
ASSERT_FALSE(ud->settings().allow_screenshots);
rt_lookup_response = BuildDummyResponse("second", true);
enterprise_data_protection::DataProtectionPageUserData::
UpdateRTLookupResponse(page, std::string(),
std::move(rt_lookup_response));
enterprise_data_protection::DataProtectionPageUserData::
UpdateDataControlsScreenshotState(page, std::string(), false);
ud = enterprise_data_protection::DataProtectionPageUserData::GetForPage(page);
ASSERT_FALSE(ud->settings().allow_screenshots);
}
TEST_F(DataProtectionPageUserDataTest,
MultipleMatchedRulesWithDifferentSubactions) {
auto rt_lookup_response = std::make_unique<safe_browsing::RTLookupResponse>();
AddDummyMatchedRule(*rt_lookup_response, "example", true);
AddDummyMatchedRule(*rt_lookup_response, "", false);
content::Page& page = web_contents_->GetPrimaryPage();
enterprise_data_protection::DataProtectionPageUserData::
UpdateRTLookupResponse(page, std::string(),
std::move(rt_lookup_response));
auto* ud =
enterprise_data_protection::DataProtectionPageUserData::GetForPage(page);
ASSERT_NE(ud->settings().watermark_text.find("example"), std::string::npos);
ASSERT_FALSE(ud->settings().allow_screenshots);
}
} // namespace enterprise_data_protection
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