chrome/browser/loadtimes_extension_bindings_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 "chrome/browser/ui/browser.h"
   6 #include "chrome/browser/ui/browser_tabstrip.h"
   7 #include "chrome/test/base/in_process_browser_test.h"
   8 #include "chrome/test/base/ui_test_utils.h"
   9 #include "content/public/browser/web_contents.h"
  10 #include "content/public/test/browser_test_utils.h"
  11 #include "net/test/test_server.h"
  12
  13 class LoadtimesExtensionBindingsTest : public InProcessBrowserTest {
  14  public:
  15   LoadtimesExtensionBindingsTest() {}
  16
  17   void CompareBeforeAndAfter() {
  18     // TODO(simonjam): There's a race on whether or not first paint is populated
  19     // before we read them. We ought to test that too. Until the race is fixed,
  20     // zero it out so the test is stable.
  21     content::RenderViewHost* rvh =
  22         chrome::GetActiveWebContents(browser())->GetRenderViewHost();
  23     ASSERT_TRUE(content::ExecuteJavaScript(
  24         rvh, L"",
  25         L"window.before.firstPaintAfterLoadTime = 0;"
  26         L"window.before.firstPaintTime = 0;"
  27         L"window.after.firstPaintAfterLoadTime = 0;"
  28         L"window.after.firstPaintTime = 0;"));
  29
  30     std::string before;
  31     std::string after;
  32     ASSERT_TRUE(content::ExecuteJavaScriptAndExtractString(
  33         rvh, L"", L"window.domAutomationController.send("
  34         L"JSON.stringify(before))", &before));
  35     ASSERT_TRUE(content::ExecuteJavaScriptAndExtractString(
  36         rvh, L"", L"window.domAutomationController.send("
  37         L"JSON.stringify(after))", &after));
  38     EXPECT_EQ(before, after);
  39   }
  40 };
  41
  42 IN_PROC_BROWSER_TEST_F(LoadtimesExtensionBindingsTest,
  43                        LoadTimesSameAfterClientInDocNavigation) {
  44   ASSERT_TRUE(test_server()->Start());
  45   GURL plain_url = test_server()->GetURL("blank");
  46   ui_test_utils::NavigateToURL(browser(), plain_url);
  47   content::RenderViewHost* rvh =
  48       chrome::GetActiveWebContents(browser())->GetRenderViewHost();
  49   ASSERT_TRUE(content::ExecuteJavaScript(
  50       rvh, L"", L"window.before = window.chrome.loadTimes()"));
  51   ASSERT_TRUE(content::ExecuteJavaScript(
  52       rvh, L"", L"window.location.href = window.location + \"#\""));
  53   ASSERT_TRUE(content::ExecuteJavaScript(
  54       rvh, L"", L"window.after = window.chrome.loadTimes()"));
  55   CompareBeforeAndAfter();
  56 }
  57
  58 IN_PROC_BROWSER_TEST_F(LoadtimesExtensionBindingsTest,
  59                        LoadTimesSameAfterUserInDocNavigation) {
  60   ASSERT_TRUE(test_server()->Start());
  61   GURL plain_url = test_server()->GetURL("blank");
  62   GURL hash_url(plain_url.spec() + "#");
  63   ui_test_utils::NavigateToURL(browser(), plain_url);
  64   content::RenderViewHost* rvh =
  65       chrome::GetActiveWebContents(browser())->GetRenderViewHost();
  66   ASSERT_TRUE(content::ExecuteJavaScript(
  67       rvh, L"", L"window.before = window.chrome.loadTimes()"));
  68   ui_test_utils::NavigateToURL(browser(), hash_url);
  69   ASSERT_TRUE(content::ExecuteJavaScript(
  70       rvh, L"", L"window.after = window.chrome.loadTimes()"));
  71   CompareBeforeAndAfter();
  72 }