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/message_loop.h" 8 #include "chrome/browser/renderer_host/web_cache_manager.h" 9 #include "chrome/browser/ui/browser.h" 10 #include "chrome/browser/ui/browser_commands.h" 11 #include "chrome/browser/ui/tabs/tab_strip_model.h" 12 #include "chrome/test/base/in_process_browser_test.h" 13 #include "chrome/test/base/ui_test_utils.h" 14 #include "content/public/browser/render_process_host.h" 15 #include "content/public/browser/web_contents.h" 16 #include "content/public/common/result_codes.h" 17 #include "testing/gtest/include/gtest/gtest.h" 18 19 using content::WebContents; 20 21 class WebCacheManagerBrowserTest : public InProcessBrowserTest { 22 }; 23 24 // Regression test for http://crbug.com/12362. If a renderer crashes and the 25 // user navigates to another tab and back, the browser doesn't crash. 26 IN_PROC_BROWSER_TEST_F(WebCacheManagerBrowserTest, CrashOnceOnly) { 27 const base::FilePath kTestDir(FILE_PATH_LITERAL("google")); 28 const base::FilePath kTestFile(FILE_PATH_LITERAL("google.html")); 29 GURL url(ui_test_utils::GetTestUrl(kTestDir, kTestFile)); 30 31 ui_test_utils::NavigateToURL(browser(), url); 32 33 chrome::NewTab(browser()); 34 ui_test_utils::NavigateToURL(browser(), url); 35 36 WebContents* tab = browser()->tab_strip_model()->GetWebContentsAt(0); 37 ASSERT_TRUE(tab != NULL); 38 base::KillProcess(tab->GetRenderProcessHost()->GetHandle(), 39 content::RESULT_CODE_KILLED, true); 40 41 browser()->tab_strip_model()->ActivateTabAt(0, true); 42 chrome::NewTab(browser()); 43 ui_test_utils::NavigateToURL(browser(), url); 44 45 browser()->tab_strip_model()->ActivateTabAt(0, true); 46 chrome::NewTab(browser()); 47 ui_test_utils::NavigateToURL(browser(), url); 48 49 // We would have crashed at the above line with the bug. 50 51 browser()->tab_strip_model()->ActivateTabAt(0, true); 52 chrome::CloseTab(browser()); 53 browser()->tab_strip_model()->ActivateTabAt(0, true); 54 chrome::CloseTab(browser()); 55 browser()->tab_strip_model()->ActivateTabAt(0, true); 56 chrome::CloseTab(browser()); 57 58 ui_test_utils::NavigateToURL(browser(), url); 59 60 // Depending on the speed of execution of the unload event, we may have one or 61 // two active renderers at that point (one executing the unload event in 62 // background). 63 EXPECT_GE(WebCacheManager::GetInstance()->active_renderers_.size(), 1U); 64 EXPECT_LE(WebCacheManager::GetInstance()->active_renderers_.size(), 2U); 65 EXPECT_EQ( 66 WebCacheManager::GetInstance()->inactive_renderers_.size(), 0U); 67 EXPECT_GE(WebCacheManager::GetInstance()->stats_.size(), 1U); 68 EXPECT_LE(WebCacheManager::GetInstance()->stats_.size(), 2U); 69 } 70