chrome/browser/renderer_host/web_cache_manager_browsertest.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include <string>
   6
   7 #include "base/message_loop.h"
   8 #include "base/process_util.h"
   9 #include "chrome/browser/renderer_host/web_cache_manager.h"
  10 #include "chrome/browser/ui/browser.h"
  11 #include "chrome/browser/ui/browser_commands.h"
  12 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  13 #include "chrome/test/base/in_process_browser_test.h"
  14 #include "chrome/test/base/ui_test_utils.h"
  15 #include "content/public/browser/render_process_host.h"
  16 #include "content/public/browser/web_contents.h"
  17 #include "content/public/common/result_codes.h"
  18 #include "testing/gtest/include/gtest/gtest.h"
  19
  20 using content::WebContents;
  21
  22 class WebCacheManagerBrowserTest : public InProcessBrowserTest {
  23 };
  24
  25 // Regression test for http://crbug.com/12362.  If a renderer crashes and the
  26 // user navigates to another tab and back, the browser doesn't crash.
  27 IN_PROC_BROWSER_TEST_F(WebCacheManagerBrowserTest, CrashOnceOnly) {
  28   const base::FilePath kTestDir(FILE_PATH_LITERAL("google"));
  29   const base::FilePath kTestFile(FILE_PATH_LITERAL("google.html"));
  30   GURL url(ui_test_utils::GetTestUrl(kTestDir, kTestFile));
  31
  32   ui_test_utils::NavigateToURL(browser(), url);
  33
  34   chrome::NewTab(browser());
  35   ui_test_utils::NavigateToURL(browser(), url);
  36
  37   WebContents* tab = browser()->tab_strip_model()->GetWebContentsAt(0);
  38   ASSERT_TRUE(tab != NULL);
  39   base::KillProcess(tab->GetRenderProcessHost()->GetHandle(),
  40                     content::RESULT_CODE_KILLED, true);
  41
  42   browser()->tab_strip_model()->ActivateTabAt(0, true);
  43   chrome::NewTab(browser());
  44   ui_test_utils::NavigateToURL(browser(), url);
  45
  46   browser()->tab_strip_model()->ActivateTabAt(0, true);
  47   chrome::NewTab(browser());
  48   ui_test_utils::NavigateToURL(browser(), url);
  49
  50   // We would have crashed at the above line with the bug.
  51
  52   browser()->tab_strip_model()->ActivateTabAt(0, true);
  53   chrome::CloseTab(browser());
  54   browser()->tab_strip_model()->ActivateTabAt(0, true);
  55   chrome::CloseTab(browser());
  56   browser()->tab_strip_model()->ActivateTabAt(0, true);
  57   chrome::CloseTab(browser());
  58
  59   ui_test_utils::NavigateToURL(browser(), url);
  60
  61   EXPECT_EQ(
  62       WebCacheManager::GetInstance()->active_renderers_.size(), 1U);
  63   EXPECT_EQ(
  64       WebCacheManager::GetInstance()->inactive_renderers_.size(), 0U);
  65   EXPECT_EQ(
  66       WebCacheManager::GetInstance()->stats_.size(), 1U);
  67 }