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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 "base/bind.h"
#include "base/bind_helpers.h"
#include "base/macros.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/common/pref_names.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "components/content_settings/core/browser/host_content_settings_map.h"
#include "components/content_settings/core/common/pref_names.h"
#include "components/prefs/pref_service.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/test_navigation_observer.h"
#include "net/dns/mock_host_resolver.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
using content::BrowserThread;
namespace {
class CookiePolicyBrowserTest : public InProcessBrowserTest {
protected:
CookiePolicyBrowserTest() {}
void SetUpOnMainThread() override {
host_resolver()->AddRule("*", "127.0.0.1");
ASSERT_TRUE(embedded_test_server()->Start());
}
void SetBlockThirdPartyCookies(bool value) {
browser()->profile()->GetPrefs()->SetBoolean(prefs::kBlockThirdPartyCookies,
value);
}
void NavigateToPageWithFrame(const std::string& host) {
GURL main_url(embedded_test_server()->GetURL(host, "/iframe.html"));
ui_test_utils::NavigateToURL(browser(), main_url);
}
void NavigateFrameTo(const std::string& host, const std::string& path) {
GURL page = embedded_test_server()->GetURL(host, path);
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
EXPECT_TRUE(NavigateIframeToURL(web_contents, "test", page));
}
void ExpectFrameContent(const std::string& expected) {
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
content::RenderFrameHost* nested =
ChildFrameAt(web_contents->GetMainFrame(), 0);
std::string content;
ASSERT_TRUE(ExecuteScriptAndExtractString(
nested,
"window.domAutomationController.send(document.body.textContent)",
&content));
EXPECT_EQ(expected, content);
}
void NavigateNestedFrameTo(const std::string& host, const std::string& path) {
GURL url(embedded_test_server()->GetURL(host, path));
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
content::RenderFrameHost* nested =
ChildFrameAt(web_contents->GetMainFrame(), 0);
content::TestNavigationObserver load_observer(web_contents);
ASSERT_TRUE(ExecuteScript(
nested,
base::StringPrintf("document.body.querySelector('iframe').src = '%s';",
url.spec().c_str())));
load_observer.Wait();
}
void ExpectNestedFrameContent(const std::string& expected) {
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
content::RenderFrameHost* nested =
ChildFrameAt(web_contents->GetMainFrame(), 0);
content::RenderFrameHost* double_nested = ChildFrameAt(nested, 0);
std::string content;
ASSERT_TRUE(ExecuteScriptAndExtractString(
double_nested,
"window.domAutomationController.send(document.body.textContent)",
&content));
EXPECT_EQ(expected, content);
}
void ExpectCookiesOnHost(const std::string& host,
const std::string& expected) {
EXPECT_EQ(expected,
content::GetCookies(browser()->profile(),
embedded_test_server()->GetURL(host, "/")));
}
private:
DISALLOW_COPY_AND_ASSIGN(CookiePolicyBrowserTest);
};
// Visits a page that sets a first-party cookie.
IN_PROC_BROWSER_TEST_F(CookiePolicyBrowserTest, AllowFirstPartyCookies) {
SetBlockThirdPartyCookies(false);
GURL url(embedded_test_server()->GetURL("/set-cookie?cookie1"));
std::string cookie = content::GetCookies(browser()->profile(), url);
ASSERT_EQ("", cookie);
ui_test_utils::NavigateToURL(browser(), url);
cookie = content::GetCookies(browser()->profile(), url);
EXPECT_EQ("cookie1", cookie);
}
// Visits a page that is a redirect across domain boundary to a page that sets
// a first-party cookie.
IN_PROC_BROWSER_TEST_F(CookiePolicyBrowserTest,
AllowFirstPartyCookiesRedirect) {
SetBlockThirdPartyCookies(true);
GURL url(embedded_test_server()->GetURL("/server-redirect?"));
GURL redirected_url(embedded_test_server()->GetURL("/set-cookie?cookie2"));
// Change the host name from 127.0.0.1 to www.example.com so it triggers
// third-party cookie blocking if the first party for cookies URL is not
// changed when we follow a redirect.
ASSERT_EQ("127.0.0.1", redirected_url.host());
GURL::Replacements replacements;
replacements.SetHostStr("www.example.com");
redirected_url = redirected_url.ReplaceComponents(replacements);
std::string cookie =
content::GetCookies(browser()->profile(), redirected_url);
ASSERT_EQ("", cookie);
ui_test_utils::NavigateToURL(browser(),
GURL(url.spec() + redirected_url.spec()));
cookie = content::GetCookies(browser()->profile(), redirected_url);
EXPECT_EQ("cookie2", cookie);
}
// Third-Party Frame Tests
IN_PROC_BROWSER_TEST_F(CookiePolicyBrowserTest,
ThirdPartyCookiesIFrameAllowSetting) {
SetBlockThirdPartyCookies(false);
NavigateToPageWithFrame("a.com");
ExpectCookiesOnHost("b.com", "");
// Navigate iframe to a cross-site, cookie-setting endpoint, and verify that
// the cookie is set:
NavigateFrameTo("b.com", "/set-cookie?thirdparty");
ExpectCookiesOnHost("b.com", "thirdparty");
// Navigate iframe to a cross-site frame with a frame, and navigate _that_
// frame to a cross-site, cookie-setting endpoint, and verify that the cookie
// is set:
NavigateFrameTo("b.com", "/iframe.html");
NavigateNestedFrameTo("b.com", "/set-cookie?thirdparty");
ExpectCookiesOnHost("b.com", "thirdparty");
// Navigate iframe to a cross-site frame with a frame, and navigate _that_
// frame to a cross-site, cookie-setting endpoint, and verify that the cookie
// is set:
NavigateFrameTo("c.com", "/iframe.html");
NavigateNestedFrameTo("b.com", "/set-cookie?thirdparty");
ExpectCookiesOnHost("b.com", "thirdparty");
}
IN_PROC_BROWSER_TEST_F(CookiePolicyBrowserTest,
ThirdPartyCookiesIFrameBlockSetting) {
SetBlockThirdPartyCookies(true);
NavigateToPageWithFrame("a.com");
// Navigate iframe to a cross-site, cookie-setting endpoint, and verify that
// the cookie is not set:
NavigateFrameTo("b.com", "/set-cookie?thirdparty");
ExpectCookiesOnHost("b.com", "");
// Navigate iframe to a cross-site frame with a frame, and navigate _that_
// frame to a cross-site, cookie-setting endpoint, and verify that the cookie
// is not set:
NavigateFrameTo("b.com", "/iframe.html");
NavigateNestedFrameTo("b.com", "/set-cookie?thirdparty");
ExpectCookiesOnHost("b.com", "");
// Navigate iframe to a cross-site frame with a frame, and navigate _that_
// frame to a cross-site, cookie-setting endpoint, and verify that the cookie
// is not set:
NavigateFrameTo("c.com", "/iframe.html");
NavigateNestedFrameTo("b.com", "/set-cookie?thirdparty");
ExpectCookiesOnHost("b.com", "");
}
IN_PROC_BROWSER_TEST_F(CookiePolicyBrowserTest,
ThirdPartyCookiesIFrameAllowReading) {
SetBlockThirdPartyCookies(false);
// Set a cookie on `b.com`.
content::SetCookie(browser()->profile(),
embedded_test_server()->GetURL("b.com", "/"),
"thirdparty");
ExpectCookiesOnHost("b.com", "thirdparty");
NavigateToPageWithFrame("a.com");
// Navigate iframe to a cross-site, cookie-reading endpoint, and verify that
// the cookie is sent:
NavigateFrameTo("b.com", "/echoheader?cookie");
ExpectFrameContent("thirdparty");
// Navigate iframe to a cross-site frame with a frame, and navigate _that_
// frame to a cross-site page that echos the cookie header, and verify that
// the cookie is sent:
NavigateFrameTo("b.com", "/iframe.html");
NavigateNestedFrameTo("b.com", "/echoheader?cookie");
ExpectNestedFrameContent("thirdparty");
// Navigate iframe to a cross-site frame with a frame, and navigate _that_
// frame to a distinct cross-site page that echos the cookie header, and
// verify that the cookie is not sent:
NavigateFrameTo("c.com", "/iframe.html");
NavigateNestedFrameTo("b.com", "/echoheader?cookie");
ExpectNestedFrameContent("thirdparty");
}
IN_PROC_BROWSER_TEST_F(CookiePolicyBrowserTest,
ThirdPartyCookiesIFrameBlockReading) {
SetBlockThirdPartyCookies(true);
// Set a cookie on `b.com`.
content::SetCookie(browser()->profile(),
embedded_test_server()->GetURL("b.com", "/"),
"thirdparty");
ExpectCookiesOnHost("b.com", "thirdparty");
NavigateToPageWithFrame("a.com");
// Navigate iframe to a cross-site, cookie-reading endpoint, and verify that
// the cookie is not sent:
NavigateFrameTo("b.com", "/echoheader?cookie");
ExpectFrameContent("None");
// Navigate iframe to a cross-site frame with a frame, and navigate _that_
// frame to a cross-site page that echos the cookie header, and verify that
// the cookie is not sent:
NavigateFrameTo("b.com", "/iframe.html");
NavigateNestedFrameTo("b.com", "/echoheader?cookie");
ExpectNestedFrameContent("None");
// Navigate iframe to a cross-site frame with a frame, and navigate _that_
// frame to a distinct cross-site page that echos the cookie header, and
// verify that the cookie is not sent:
NavigateFrameTo("c.com", "/iframe.html");
NavigateNestedFrameTo("b.com", "/echoheader?cookie");
ExpectNestedFrameContent("None");
}
} // namespace
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