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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/strings/stringprintf.h"
#include "base/uuid.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/common/webui_url_constants.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "components/prefs/pref_service.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "url/gurl.h"
using PrefsInternalsTest = InProcessBrowserTest;
IN_PROC_BROWSER_TEST_F(PrefsInternalsTest, TestPrefsAreServed) {
// Set a preference to something very unique so we can look for it in the
// generated page.
std::string guid = base::Uuid::GenerateRandomV4().AsLowercaseString();
GURL fake_homepage_url = GURL("http://example.com/" + guid);
EXPECT_TRUE(fake_homepage_url.is_valid());
browser()->profile()->GetPrefs()->SetString(prefs::kHomePage,
fake_homepage_url.spec());
// First, check that navigation succeeds.
GURL kUrl(content::GetWebUIURL(chrome::kChromeUIPrefsInternalsHost));
ASSERT_TRUE(ui_test_utils::NavigateToURL(browser(), kUrl));
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
ASSERT_TRUE(web_contents);
EXPECT_EQ(kUrl, web_contents->GetLastCommittedURL());
EXPECT_FALSE(web_contents->IsCrashed());
// It's difficult to test the content of the page without duplicating the
// implementation, but we can at least assert that something is being shown.
EXPECT_EQ(true,
content::EvalJs(web_contents,
base::StringPrintf(
"document.body.textContent && "
"document.body.textContent.indexOf('%s') >= 0;",
guid.c_str())));
}
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