chrome/browser/crash_recovery_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 "base/command_line.h"
   6 #include "base/files/file_path.h"
   7 #include "base/strings/stringprintf.h"
   8 #include "chrome/browser/ui/browser.h"
   9 #include "chrome/browser/ui/browser_commands.h"
  10 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  11 #include "chrome/common/chrome_switches.h"
  12 #include "chrome/common/url_constants.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/notification_service.h"
  16 #include "content/public/browser/notification_types.h"
  17 #include "content/public/browser/web_contents.h"
  18 #include "content/public/test/browser_test_utils.h"
  19 #include "net/test/embedded_test_server/embedded_test_server.h"
  20 #include "net/test/embedded_test_server/http_request.h"
  21 #include "net/test/embedded_test_server/http_response.h"
  22 #include "testing/gtest/include/gtest/gtest.h"
  23 #include "ui/base/page_transition_types.h"
  24
  25 using content::OpenURLParams;
  26 using content::Referrer;
  27 using content::WebContents;
  28
  29 // TODO(jam): http://crbug.com/350550
  30 #if !(defined(OS_CHROMEOS) && defined(ADDRESS_SANITIZER))
  31
  32 namespace {
  33
  34 void SimulateRendererCrash(Browser* browser) {
  35   content::WindowedNotificationObserver observer(
  36       content::NOTIFICATION_WEB_CONTENTS_DISCONNECTED,
  37       content::NotificationService::AllSources());
  38   browser->OpenURL(OpenURLParams(
  39       GURL(content::kChromeUICrashURL), Referrer(), CURRENT_TAB,
  40       ui::PAGE_TRANSITION_TYPED, false));
  41   observer.Wait();
  42 }
  43
  44 // A request handler which returns a different result each time but stays fresh
  45 // into the far future.
  46 class CacheMaxAgeHandler {
  47  public:
  48   explicit CacheMaxAgeHandler(const std::string& path)
  49       : path_(path), request_count_(0) { }
  50
  51   scoped_ptr<net::test_server::HttpResponse> HandleRequest(
  52       const net::test_server::HttpRequest& request) {
  53     if (request.relative_url != path_)
  54       return scoped_ptr<net::test_server::HttpResponse>();
  55
  56     request_count_++;
  57     scoped_ptr<net::test_server::BasicHttpResponse> response(
  58         new net::test_server::BasicHttpResponse);
  59     response->set_content(base::StringPrintf("<title>%d</title>",
  60                                              request_count_));
  61     response->set_content_type("text/html");
  62     response->AddCustomHeader("Cache-Control", "max-age=99999");
  63     return response.Pass();
  64   }
  65  private:
  66   std::string path_;
  67   int request_count_;
  68
  69   DISALLOW_COPY_AND_ASSIGN(CacheMaxAgeHandler);
  70 };
  71
  72 class CrashRecoveryBrowserTest : public InProcessBrowserTest {
  73  protected:
  74   WebContents* GetActiveWebContents() {
  75     return browser()->tab_strip_model()->GetActiveWebContents();
  76   }
  77
  78  private:
  79   void SetUpCommandLine(base::CommandLine* command_line) override {
  80     command_line->AppendSwitch(switches::kDisableBreakpad);
  81   }
  82 };
  83
  84 // Test that reload works after a crash.
  85 // Disabled, http://crbug.com/29331 , http://crbug.com/69637 .
  86 IN_PROC_BROWSER_TEST_F(CrashRecoveryBrowserTest, Reload) {
  87   // The title of the active tab should change each time this URL is loaded.
  88   GURL url(
  89       "data:text/html,<script>document.title=new Date().valueOf()</script>");
  90   ui_test_utils::NavigateToURL(browser(), url);
  91
  92   base::string16 title_before_crash;
  93   base::string16 title_after_crash;
  94
  95   ASSERT_TRUE(ui_test_utils::GetCurrentTabTitle(browser(),
  96                                                 &title_before_crash));
  97   SimulateRendererCrash(browser());
  98   chrome::Reload(browser(), CURRENT_TAB);
  99   content::WaitForLoadStop(GetActiveWebContents());
 100   ASSERT_TRUE(ui_test_utils::GetCurrentTabTitle(browser(),
 101                                                 &title_after_crash));
 102   EXPECT_NE(title_before_crash, title_after_crash);
 103 }
 104
 105 // Test that reload after a crash forces a cache revalidation.
 106 IN_PROC_BROWSER_TEST_F(CrashRecoveryBrowserTest, ReloadCacheRevalidate) {
 107   const char kTestPath[] = "/test";
 108
 109   // Use the test server so as not to bypass cache behavior. The title of the
 110   // active tab should change only when this URL is reloaded.
 111   ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
 112   embedded_test_server()->RegisterRequestHandler(
 113       base::Bind(&CacheMaxAgeHandler::HandleRequest,
 114                  base::Owned(new CacheMaxAgeHandler(kTestPath))));
 115   ui_test_utils::NavigateToURL(browser(),
 116                                embedded_test_server()->GetURL(kTestPath));
 117
 118   base::string16 title_before_crash;
 119   base::string16 title_after_crash;
 120
 121   ASSERT_TRUE(ui_test_utils::GetCurrentTabTitle(browser(),
 122                                                 &title_before_crash));
 123   SimulateRendererCrash(browser());
 124   chrome::Reload(browser(), CURRENT_TAB);
 125   content::WaitForLoadStop(GetActiveWebContents());
 126   ASSERT_TRUE(ui_test_utils::GetCurrentTabTitle(browser(),
 127                                                 &title_after_crash));
 128   EXPECT_NE(title_before_crash, title_after_crash);
 129 }
 130
 131 // Tests that loading a crashed page in a new tab correctly updates the title.
 132 // There was an earlier bug (1270510) in process-per-site in which the max page
 133 // ID of the RenderProcessHost was stale, so the NavigationEntry in the new tab
 134 // was not committed.  This prevents regression of that bug.
 135 IN_PROC_BROWSER_TEST_F(CrashRecoveryBrowserTest, LoadInNewTab) {
 136   const base::FilePath::CharType kTitle2File[] =
 137       FILE_PATH_LITERAL("title2.html");
 138
 139   ui_test_utils::NavigateToURL(
 140       browser(), ui_test_utils::GetTestUrl(
 141                      base::FilePath(base::FilePath::kCurrentDirectory),
 142                      base::FilePath(kTitle2File)));
 143
 144   base::string16 title_before_crash;
 145   base::string16 title_after_crash;
 146
 147   ASSERT_TRUE(ui_test_utils::GetCurrentTabTitle(browser(),
 148                                                 &title_before_crash));
 149   SimulateRendererCrash(browser());
 150   chrome::Reload(browser(), CURRENT_TAB);
 151   content::WaitForLoadStop(GetActiveWebContents());
 152   ASSERT_TRUE(ui_test_utils::GetCurrentTabTitle(browser(),
 153                                                 &title_after_crash));
 154   EXPECT_EQ(title_before_crash, title_after_crash);
 155 }
 156
 157 // Tests that reloads of navigation errors behave correctly after a crash.
 158 // Regression test for http://crbug.com/348918
 159 IN_PROC_BROWSER_TEST_F(CrashRecoveryBrowserTest, DoubleReloadWithError) {
 160   GURL url("chrome://bogus");
 161   ui_test_utils::NavigateToURL(browser(), url);
 162   ASSERT_EQ(url, GetActiveWebContents()->GetVisibleURL());
 163
 164   SimulateRendererCrash(browser());
 165
 166   chrome::Reload(browser(), CURRENT_TAB);
 167   content::WaitForLoadStop(GetActiveWebContents());
 168   ASSERT_EQ(url, GetActiveWebContents()->GetVisibleURL());
 169
 170   chrome::Reload(browser(), CURRENT_TAB);
 171   content::WaitForLoadStop(GetActiveWebContents());
 172   ASSERT_EQ(url, GetActiveWebContents()->GetVisibleURL());
 173 }
 174
 175 }  // namespace
 176
 177 #endif