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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.
// Forked from: //chrome/browser/policy/test/jit_policy_browsertest.cc
#include <vector>
#include "base/values.h"
#include "chrome/browser/policy/policy_test_utils.h"
#include "chrome/test/base/chrome_test_utils.h"
#include "components/content_settings/core/common/content_settings.h"
#include "components/policy/core/common/policy_map.h"
#include "components/policy/policy_constants.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/site_isolation_policy.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/test_utils.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
namespace policy {
namespace {
enum DefaultV8OptimizerPolicyVariants {
DISABLED_BY_DEFAULT,
ENABLED_BY_DEFAULT,
NOT_SET
};
} // namespace
class V8OptimizerPolicyTest
: public PolicyTest,
public testing::WithParamInterface<DefaultV8OptimizerPolicyVariants> {
public:
V8OptimizerPolicyTest() = default;
~V8OptimizerPolicyTest() override = default;
void SetUpCommandLine(base::CommandLine* command_line) override {
PolicyTest::SetUpCommandLine(command_line);
// This is needed for this test to run properly on platforms where
// --site-per-process isn't the default, such as Android.
content::IsolateAllSitesForTesting(command_line);
}
void SetPolicyValue(PolicyMap* map, const char* key, const char* value) {
base::Value::List value_list;
if (value) {
value_list.Append(value);
}
SetPolicy(map, key, base::Value(std::move(value_list)));
}
// Set the allowed and blocked policies. Each of |allowed_site| and
// |blocked_site| is a single domain ("foo.com") or domain wildcard
// ("[*.]foo.com").
void ConfigurePolicy(const char* allowed_site, const char* blocked_site) {
PolicyMap policies;
AddDefaultPolicy(&policies);
SetPolicyValue(&policies, key::kJavaScriptOptimizerAllowedForSites,
allowed_site);
SetPolicyValue(&policies, key::kJavaScriptOptimizerBlockedForSites,
blocked_site);
provider_.UpdateChromePolicy(policies);
}
void NavigateAndExpectPolicyResult(const char* hostname,
bool expect_disabled) {
ASSERT_TRUE(NavigateToUrl(
embedded_https_test_server().GetURL(hostname, "/title1.html"), this));
EXPECT_EQ(expect_disabled,
current_frame_host()->GetProcess()->AreV8OptimizationsDisabled());
}
content::RenderFrameHost* current_frame_host() {
return chrome_test_utils::GetActiveWebContents(this)->GetPrimaryMainFrame();
}
protected:
void AddDefaultPolicy(PolicyMap* policies) {
switch (GetParam()) {
case DISABLED_BY_DEFAULT:
SetPolicy(policies, key::kDefaultJavaScriptOptimizerSetting,
base::Value(CONTENT_SETTING_BLOCK));
break;
case ENABLED_BY_DEFAULT:
SetPolicy(policies, key::kDefaultJavaScriptOptimizerSetting,
base::Value(CONTENT_SETTING_ALLOW));
break;
case NOT_SET:
break;
}
}
bool DetermineExpectedResultForDefault() {
switch (GetParam()) {
case DISABLED_BY_DEFAULT:
return true;
case ENABLED_BY_DEFAULT:
case NOT_SET:
return false;
}
}
};
IN_PROC_BROWSER_TEST_P(V8OptimizerPolicyTest, V8OptimizerAllowedAndDisallowed) {
// This test uses the non-https server so that URL names can be more
// descriptive of their use case.
ASSERT_TRUE(embedded_test_server()->Start());
ConfigurePolicy("optimizer-enabled.com", "optimizer-disabled.com");
GURL disabled_url =
embedded_test_server()->GetURL("optimizer-disabled.com", "/title1.html");
ASSERT_TRUE(NavigateToUrl(disabled_url, this));
auto* render_frame_host = current_frame_host();
EXPECT_FALSE(render_frame_host->GetProcess()->IsJitDisabled());
EXPECT_TRUE(render_frame_host->GetProcess()->AreV8OptimizationsDisabled());
GURL enabled_url =
embedded_test_server()->GetURL("optimizer-enabled.com", "/title1.html");
ASSERT_TRUE(NavigateToUrl(enabled_url, this));
render_frame_host = current_frame_host();
EXPECT_FALSE(render_frame_host->GetProcess()->IsJitDisabled());
EXPECT_FALSE(render_frame_host->GetProcess()->AreV8OptimizationsDisabled());
GURL default_url = embedded_test_server()->GetURL("foo.com", "/title1.html");
ASSERT_TRUE(NavigateToUrl(default_url, this));
render_frame_host = current_frame_host();
EXPECT_FALSE(render_frame_host->GetProcess()->IsJitDisabled());
EXPECT_EQ(DetermineExpectedResultForDefault(),
render_frame_host->GetProcess()->AreV8OptimizationsDisabled());
}
IN_PROC_BROWSER_TEST_P(V8OptimizerPolicyTest, V8OptimizerHostnameMatching) {
// For brevity, this test only tests Deny rules, because Allow rules are
// tested above.
//
// The https-server is used in this test so that we can verify behavior under
// OriginKeyedProcessesByDefault.
ASSERT_TRUE(embedded_https_test_server().Start());
const bool expected_for_default = DetermineExpectedResultForDefault();
// Check subdomains work.
ConfigurePolicy(nullptr, "foo.com");
NavigateAndExpectPolicyResult("foo.com", true);
if (content::SiteIsolationPolicy::AreOriginKeyedProcessesEnabledByDefault()) {
// Under origin isolation, the origin is passed into
// AreV8OptimizationsDisabledForSite(), and the origin does not match the
// site-level policy.
NavigateAndExpectPolicyResult("subdomain.foo.com", expected_for_default);
} else {
// Under site isolation, the site is passed in to
// AreV8OptimizationsDisabledForSite() and so this navigation will match the
// policy.
NavigateAndExpectPolicyResult("subdomain.foo.com", true);
}
ConfigurePolicy(nullptr, "[*.]foo.com");
NavigateAndExpectPolicyResult("subdomain.foo.com", true);
// Policy applies to different domain.
ConfigurePolicy(nullptr, "foo.com");
NavigateAndExpectPolicyResult("bar.com", expected_for_default);
// Policy applies to a subdomain.
ConfigurePolicy(nullptr, "subdomain.foo.com");
NavigateAndExpectPolicyResult("foo.com", expected_for_default);
// Since there is a specific rule for subdomain.foo.com that differs from the
// default policy, subdomain.foo.com will have origin isolation applied and
// will match the policy defined above.
NavigateAndExpectPolicyResult("subdomain.foo.com", true);
}
INSTANTIATE_TEST_SUITE_P(DefaultDisabled,
V8OptimizerPolicyTest,
testing::Values(DISABLED_BY_DEFAULT));
INSTANTIATE_TEST_SUITE_P(DefaultEnabled,
V8OptimizerPolicyTest,
testing::Values(ENABLED_BY_DEFAULT));
INSTANTIATE_TEST_SUITE_P(DefaultNotSet,
V8OptimizerPolicyTest,
testing::Values(NOT_SET));
} // namespace policy
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