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content_settings_observer_browsertest.cc
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content_settings_observer_browsertest.cc
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// Copyright (c) 2012 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 <stddef.h>
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/macros.h"
#include "base/run_loop.h"
#include "base/values.h"
#include "chrome/common/render_messages.h"
#include "chrome/renderer/content_settings_observer.h"
#include "chrome/test/base/chrome_render_view_test.h"
#include "components/content_settings/core/common/content_settings.h"
#include "components/content_settings/core/common/content_settings_utils.h"
#include "content/public/renderer/render_frame.h"
#include "content/public/renderer/render_view.h"
#include "ipc/ipc_message_macros.h"
#include "ipc/ipc_test_sink.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/associated_interfaces/associated_interface_registry.h"
#include "third_party/blink/public/web/web_frame_content_dumper.h"
#include "third_party/blink/public/web/web_view.h"
using testing::_;
using testing::DeleteArg;
namespace {
constexpr char kScriptHtml[] =
"<html>"
"<head>"
"<script src='data:foo'></script>"
"</head>"
"<body>"
"</body>"
"</html>";
class MockContentSettingsObserver : public ContentSettingsObserver {
public:
MockContentSettingsObserver(content::RenderFrame* render_frame,
service_manager::BinderRegistry* registry);
~MockContentSettingsObserver() override {}
bool Send(IPC::Message* message) override;
MOCK_METHOD2(OnContentBlocked,
void(ContentSettingsType, const base::string16&));
MOCK_METHOD5(OnAllowDOMStorage,
void(int, const GURL&, const GURL&, bool, IPC::Message*));
const GURL& image_url() const { return image_url_; }
const std::string& image_origin() const { return image_origin_; }
private:
const GURL image_url_;
const std::string image_origin_;
DISALLOW_COPY_AND_ASSIGN(MockContentSettingsObserver);
};
MockContentSettingsObserver::MockContentSettingsObserver(
content::RenderFrame* render_frame,
service_manager::BinderRegistry* registry)
: ContentSettingsObserver(render_frame, false, registry),
image_url_("http://www.foo.com/image.jpg"),
image_origin_("http://www.foo.com") {}
bool MockContentSettingsObserver::Send(IPC::Message* message) {
IPC_BEGIN_MESSAGE_MAP(MockContentSettingsObserver, *message)
IPC_MESSAGE_HANDLER(ChromeViewHostMsg_ContentBlocked, OnContentBlocked)
IPC_MESSAGE_HANDLER_DELAY_REPLY(ChromeViewHostMsg_AllowDOMStorage,
OnAllowDOMStorage)
IPC_MESSAGE_UNHANDLED(ADD_FAILURE())
IPC_END_MESSAGE_MAP()
// Our super class deletes the message.
return RenderFrameObserver::Send(message);
}
// Evaluates a boolean |predicate| every time a provisional load is committed in
// the given |frame| while the instance of this class is in scope, and verifies
// that the result matches the |expectation|.
class CommitTimeConditionChecker : public content::RenderFrameObserver {
public:
using Predicate = base::RepeatingCallback<bool()>;
CommitTimeConditionChecker(content::RenderFrame* frame,
const Predicate& predicate,
bool expectation)
: content::RenderFrameObserver(frame),
predicate_(predicate),
expectation_(expectation) {}
protected:
// RenderFrameObserver:
void OnDestruct() override {}
void DidCommitProvisionalLoad(bool is_same_document_navigation,
ui::PageTransition transition) override {
EXPECT_EQ(expectation_, predicate_.Run());
}
private:
const Predicate predicate_;
const bool expectation_;
DISALLOW_COPY_AND_ASSIGN(CommitTimeConditionChecker);
};
} // namespace
class ContentSettingsObserverBrowserTest : public ChromeRenderViewTest {
void SetUp() override {
ChromeRenderViewTest::SetUp();
// Unbind the ContentSettingsRenderer interface that would be registered by
// the ContentSettingsObserver created when the render frame is created.
view_->GetMainRenderFrame()
->GetAssociatedInterfaceRegistry()
->RemoveInterface(chrome::mojom::ContentSettingsRenderer::Name_);
}
};
TEST_F(ContentSettingsObserverBrowserTest, DidBlockContentType) {
MockContentSettingsObserver observer(view_->GetMainRenderFrame(),
registry_.get());
EXPECT_CALL(observer, OnContentBlocked(CONTENT_SETTINGS_TYPE_COOKIES,
base::string16()));
observer.DidBlockContentType(CONTENT_SETTINGS_TYPE_COOKIES);
// Blocking the same content type a second time shouldn't send a notification.
observer.DidBlockContentType(CONTENT_SETTINGS_TYPE_COOKIES);
::testing::Mock::VerifyAndClearExpectations(&observer);
}
// Tests that multiple invokations of AllowDOMStorage result in a single IPC.
TEST_F(ContentSettingsObserverBrowserTest, AllowDOMStorage) {
// Load some HTML, so we have a valid security origin.
LoadHTMLWithUrlOverride("<html></html>", "https://example.com/");
MockContentSettingsObserver observer(view_->GetMainRenderFrame(),
registry_.get());
ON_CALL(observer,
OnAllowDOMStorage(_, _, _, _, _)).WillByDefault(DeleteArg<4>());
EXPECT_CALL(observer,
OnAllowDOMStorage(_, _, _, _, _));
observer.AllowStorage(true);
// Accessing localStorage from the same origin again shouldn't result in a
// new IPC.
observer.AllowStorage(true);
::testing::Mock::VerifyAndClearExpectations(&observer);
}
// Regression test for http://crbug.com/35011
TEST_F(ContentSettingsObserverBrowserTest, JSBlockSentAfterPageLoad) {
// 1. Load page with JS.
const char kHtml[] =
"<html>"
"<head>"
"<script>document.createElement('div');</script>"
"</head>"
"<body>"
"</body>"
"</html>";
render_thread_->sink().ClearMessages();
LoadHTML(kHtml);
// 2. Block JavaScript.
RendererContentSettingRules content_setting_rules;
ContentSettingsForOneType& script_setting_rules =
content_setting_rules.script_rules;
script_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_BLOCK)),
std::string(), false));
ContentSettingsObserver* observer = ContentSettingsObserver::Get(
view_->GetMainRenderFrame());
observer->SetContentSettingRules(&content_setting_rules);
// Make sure no pending messages are in the queue.
base::RunLoop().RunUntilIdle();
render_thread_->sink().ClearMessages();
const auto HasSentChromeViewHostMsgContentBlocked =
[](content::MockRenderThread* render_thread) {
return !!render_thread->sink().GetFirstMessageMatching(
ChromeViewHostMsg_ContentBlocked::ID);
};
// 3. Reload page. Verify that the notification that javascript was blocked
// has not yet been sent at the time when the navigation commits.
CommitTimeConditionChecker checker(
view_->GetMainRenderFrame(),
base::Bind(HasSentChromeViewHostMsgContentBlocked,
base::Unretained(render_thread_.get())),
false);
std::string url_str = "data:text/html;charset=utf-8,";
url_str.append(kHtml);
GURL url(url_str);
Reload(url);
base::RunLoop().RunUntilIdle();
EXPECT_TRUE(HasSentChromeViewHostMsgContentBlocked(render_thread_.get()));
}
TEST_F(ContentSettingsObserverBrowserTest, PluginsTemporarilyAllowed) {
// Load some HTML.
LoadHTML("<html>Foo</html>");
std::string foo_plugin = "foo";
std::string bar_plugin = "bar";
ContentSettingsObserver* observer =
ContentSettingsObserver::Get(view_->GetMainRenderFrame());
EXPECT_FALSE(observer->IsPluginTemporarilyAllowed(foo_plugin));
// Temporarily allow the "foo" plugin.
observer->OnLoadBlockedPlugins(foo_plugin);
EXPECT_TRUE(observer->IsPluginTemporarilyAllowed(foo_plugin));
EXPECT_FALSE(observer->IsPluginTemporarilyAllowed(bar_plugin));
// Simulate same document navigation.
OnSameDocumentNavigation(GetMainFrame(), true);
EXPECT_TRUE(observer->IsPluginTemporarilyAllowed(foo_plugin));
EXPECT_FALSE(observer->IsPluginTemporarilyAllowed(bar_plugin));
// Navigate to a different page.
LoadHTML("<html>Bar</html>");
EXPECT_FALSE(observer->IsPluginTemporarilyAllowed(foo_plugin));
EXPECT_FALSE(observer->IsPluginTemporarilyAllowed(bar_plugin));
// Temporarily allow all plugins.
observer->OnLoadBlockedPlugins(std::string());
EXPECT_TRUE(observer->IsPluginTemporarilyAllowed(foo_plugin));
EXPECT_TRUE(observer->IsPluginTemporarilyAllowed(bar_plugin));
}
TEST_F(ContentSettingsObserverBrowserTest, ImagesBlockedByDefault) {
MockContentSettingsObserver mock_observer(view_->GetMainRenderFrame(),
registry_.get());
// Load some HTML.
LoadHTML("<html>Foo</html>");
// Set the default image blocking setting.
RendererContentSettingRules content_setting_rules;
ContentSettingsForOneType& image_setting_rules =
content_setting_rules.image_rules;
image_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_BLOCK)),
std::string(), false));
ContentSettingsObserver* observer = ContentSettingsObserver::Get(
view_->GetMainRenderFrame());
observer->SetContentSettingRules(&content_setting_rules);
EXPECT_CALL(mock_observer,
OnContentBlocked(CONTENT_SETTINGS_TYPE_IMAGES, base::string16()));
EXPECT_FALSE(observer->AllowImage(true, mock_observer.image_url()));
::testing::Mock::VerifyAndClearExpectations(&observer);
// Create an exception which allows the image.
image_setting_rules.insert(
image_setting_rules.begin(),
ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(),
ContentSettingsPattern::FromString(mock_observer.image_origin()),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_ALLOW)),
std::string(), false));
EXPECT_CALL(mock_observer, OnContentBlocked(CONTENT_SETTINGS_TYPE_IMAGES,
base::string16())).Times(0);
EXPECT_TRUE(observer->AllowImage(true, mock_observer.image_url()));
::testing::Mock::VerifyAndClearExpectations(&observer);
}
TEST_F(ContentSettingsObserverBrowserTest, ImagesAllowedByDefault) {
MockContentSettingsObserver mock_observer(view_->GetMainRenderFrame(),
registry_.get());
// Load some HTML.
LoadHTML("<html>Foo</html>");
// Set the default image blocking setting.
RendererContentSettingRules content_setting_rules;
ContentSettingsForOneType& image_setting_rules =
content_setting_rules.image_rules;
image_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_ALLOW)),
std::string(), false));
ContentSettingsObserver* observer =
ContentSettingsObserver::Get(view_->GetMainRenderFrame());
observer->SetContentSettingRules(&content_setting_rules);
EXPECT_CALL(mock_observer, OnContentBlocked(CONTENT_SETTINGS_TYPE_IMAGES,
base::string16())).Times(0);
EXPECT_TRUE(observer->AllowImage(true, mock_observer.image_url()));
::testing::Mock::VerifyAndClearExpectations(&observer);
// Create an exception which blocks the image.
image_setting_rules.insert(
image_setting_rules.begin(),
ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(),
ContentSettingsPattern::FromString(mock_observer.image_origin()),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_BLOCK)),
std::string(), false));
EXPECT_CALL(mock_observer,
OnContentBlocked(CONTENT_SETTINGS_TYPE_IMAGES, base::string16()));
EXPECT_FALSE(observer->AllowImage(true, mock_observer.image_url()));
::testing::Mock::VerifyAndClearExpectations(&observer);
}
TEST_F(ContentSettingsObserverBrowserTest, ContentSettingsBlockScripts) {
// Set the content settings for scripts.
RendererContentSettingRules content_setting_rules;
ContentSettingsForOneType& script_setting_rules =
content_setting_rules.script_rules;
script_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_BLOCK)),
std::string(), false));
ContentSettingsObserver* observer =
ContentSettingsObserver::Get(view_->GetMainRenderFrame());
observer->SetContentSettingRules(&content_setting_rules);
// Load a page which contains a script.
LoadHTML(kScriptHtml);
// Verify that the script was blocked.
EXPECT_TRUE(render_thread_->sink().GetFirstMessageMatching(
ChromeViewHostMsg_ContentBlocked::ID));
}
TEST_F(ContentSettingsObserverBrowserTest, ContentSettingsAllowScripts) {
// Set the content settings for scripts.
RendererContentSettingRules content_setting_rules;
ContentSettingsForOneType& script_setting_rules =
content_setting_rules.script_rules;
script_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_ALLOW)),
std::string(), false));
ContentSettingsObserver* observer =
ContentSettingsObserver::Get(view_->GetMainRenderFrame());
observer->SetContentSettingRules(&content_setting_rules);
// Load a page which contains a script.
LoadHTML(kScriptHtml);
// Verify that the script was not blocked.
EXPECT_FALSE(render_thread_->sink().GetFirstMessageMatching(
ChromeViewHostMsg_ContentBlocked::ID));
}
// Regression test for crbug.com/232410: Load a page with JS blocked. Then,
// allow JS and reload the page. In each case, only one of noscript or script
// tags should be enabled, but never both.
TEST_F(ContentSettingsObserverBrowserTest, ContentSettingsNoscriptTag) {
// 1. Block JavaScript.
RendererContentSettingRules content_setting_rules;
ContentSettingsForOneType& script_setting_rules =
content_setting_rules.script_rules;
script_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_BLOCK)),
std::string(), false));
ContentSettingsObserver* observer =
ContentSettingsObserver::Get(view_->GetMainRenderFrame());
observer->SetContentSettingRules(&content_setting_rules);
// 2. Load a page which contains a noscript tag and a script tag. Note that
// the page doesn't have a body tag.
const char kHtml[] =
"<html>"
"<noscript>JS_DISABLED</noscript>"
"<script>document.write('JS_ENABLED');</script>"
"</html>";
LoadHTML(kHtml);
EXPECT_NE(
std::string::npos,
blink::WebFrameContentDumper::DumpLayoutTreeAsText(
GetMainFrame(), blink::WebFrameContentDumper::kLayoutAsTextNormal)
.Utf8()
.find("JS_DISABLED"));
EXPECT_EQ(
std::string::npos,
blink::WebFrameContentDumper::DumpLayoutTreeAsText(
GetMainFrame(), blink::WebFrameContentDumper::kLayoutAsTextNormal)
.Utf8()
.find("JS_ENABLED"));
// 3. Allow JavaScript.
script_setting_rules.clear();
script_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_ALLOW)),
std::string(), false));
observer->SetContentSettingRules(&content_setting_rules);
// 4. Reload the page.
std::string url_str = "data:text/html;charset=utf-8,";
url_str.append(kHtml);
GURL url(url_str);
Reload(url);
EXPECT_NE(
std::string::npos,
blink::WebFrameContentDumper::DumpLayoutTreeAsText(
GetMainFrame(), blink::WebFrameContentDumper::kLayoutAsTextNormal)
.Utf8()
.find("JS_ENABLED"));
EXPECT_EQ(
std::string::npos,
blink::WebFrameContentDumper::DumpLayoutTreeAsText(
GetMainFrame(), blink::WebFrameContentDumper::kLayoutAsTextNormal)
.Utf8()
.find("JS_DISABLED"));
}
// Checks that same document navigations don't update content settings for the
// page.
TEST_F(ContentSettingsObserverBrowserTest,
ContentSettingsSameDocumentNavigation) {
MockContentSettingsObserver mock_observer(view_->GetMainRenderFrame(),
registry_.get());
// Load a page which contains a script.
LoadHTML(kScriptHtml);
// Verify that the script was not blocked.
EXPECT_FALSE(render_thread_->sink().GetFirstMessageMatching(
ChromeViewHostMsg_ContentBlocked::ID));
// Block JavaScript.
RendererContentSettingRules content_setting_rules;
ContentSettingsForOneType& script_setting_rules =
content_setting_rules.script_rules;
script_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_BLOCK)),
std::string(), false));
ContentSettingsObserver* observer =
ContentSettingsObserver::Get(view_->GetMainRenderFrame());
observer->SetContentSettingRules(&content_setting_rules);
// The page shouldn't see the change to script blocking setting after a
// same document navigation.
OnSameDocumentNavigation(GetMainFrame(), true);
EXPECT_TRUE(observer->AllowScript(true));
}
TEST_F(ContentSettingsObserverBrowserTest, ContentSettingsInterstitialPages) {
MockContentSettingsObserver mock_observer(view_->GetMainRenderFrame(),
registry_.get());
// Block scripts.
RendererContentSettingRules content_setting_rules;
ContentSettingsForOneType& script_setting_rules =
content_setting_rules.script_rules;
script_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_BLOCK)),
std::string(), false));
// Block images.
ContentSettingsForOneType& image_setting_rules =
content_setting_rules.image_rules;
image_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_BLOCK)),
std::string(), false));
ContentSettingsObserver* observer =
ContentSettingsObserver::Get(view_->GetMainRenderFrame());
observer->SetContentSettingRules(&content_setting_rules);
observer->SetAsInterstitial();
// Load a page which contains a script.
LoadHTML(kScriptHtml);
// Verify that the script was allowed.
EXPECT_FALSE(render_thread_->sink().GetFirstMessageMatching(
ChromeViewHostMsg_ContentBlocked::ID));
// Verify that images are allowed.
EXPECT_CALL(mock_observer, OnContentBlocked(CONTENT_SETTINGS_TYPE_IMAGES,
base::string16())).Times(0);
EXPECT_TRUE(observer->AllowImage(true, mock_observer.image_url()));
::testing::Mock::VerifyAndClearExpectations(&observer);
}
TEST_F(ContentSettingsObserverBrowserTest, AutoplayContentSettings) {
MockContentSettingsObserver mock_observer(view_->GetMainRenderFrame(),
registry_.get());
// Load some HTML.
LoadHTML("<html>Foo</html>");
// Set the default setting.
RendererContentSettingRules content_setting_rules;
ContentSettingsForOneType& autoplay_setting_rules =
content_setting_rules.autoplay_rules;
autoplay_setting_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_ALLOW)),
std::string(), false));
ContentSettingsObserver* observer =
ContentSettingsObserver::Get(view_->GetMainRenderFrame());
observer->SetContentSettingRules(&content_setting_rules);
EXPECT_TRUE(observer->AllowAutoplay(false));
::testing::Mock::VerifyAndClearExpectations(&observer);
// Add rule to block autoplay.
autoplay_setting_rules.insert(
autoplay_setting_rules.begin(),
ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(),
ContentSettingsPattern::Wildcard(),
base::Value::FromUniquePtrValue(
content_settings::ContentSettingToValue(CONTENT_SETTING_BLOCK)),
std::string(), false));
EXPECT_FALSE(observer->AllowAutoplay(true));
::testing::Mock::VerifyAndClearExpectations(&observer);
}