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/tabs/tab_strip_model.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/embedded_test_server/embedded_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::WebContents* contents =
  22         browser()->tab_strip_model()->GetActiveWebContents();
  23     ASSERT_TRUE(content::ExecuteScript(
  24         contents,
  25         "window.before.firstPaintAfterLoadTime = 0;"
  26         "window.before.firstPaintTime = 0;"
  27         "window.after.firstPaintAfterLoadTime = 0;"
  28         "window.after.firstPaintTime = 0;"));
  29
  30     std::string before;
  31     std::string after;
  32     ASSERT_TRUE(content::ExecuteScriptAndExtractString(
  33         contents,
  34         "window.domAutomationController.send("
  35         "    JSON.stringify(before))",
  36         &before));
  37     ASSERT_TRUE(content::ExecuteScriptAndExtractString(
  38         contents,
  39         "window.domAutomationController.send("
  40         "    JSON.stringify(after))",
  41         &after));
  42     EXPECT_EQ(before, after);
  43   }
  44 };
  45
  46 IN_PROC_BROWSER_TEST_F(LoadtimesExtensionBindingsTest,
  47                        LoadTimesSameAfterClientInDocNavigation) {
  48   ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
  49   GURL plain_url = embedded_test_server()->GetURL("/simple.html");
  50   ui_test_utils::NavigateToURL(browser(), plain_url);
  51   content::WebContents* contents =
  52       browser()->tab_strip_model()->GetActiveWebContents();
  53   ASSERT_TRUE(content::ExecuteScript(
  54       contents, "window.before = window.chrome.loadTimes()"));
  55   ASSERT_TRUE(content::ExecuteScript(
  56       contents, "window.location.href = window.location + \"#\""));
  57   ASSERT_TRUE(content::ExecuteScript(
  58       contents, "window.after = window.chrome.loadTimes()"));
  59   CompareBeforeAndAfter();
  60 }
  61
  62 IN_PROC_BROWSER_TEST_F(LoadtimesExtensionBindingsTest,
  63                        LoadTimesSameAfterUserInDocNavigation) {
  64   ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
  65   GURL plain_url = embedded_test_server()->GetURL("/simple.html");
  66   GURL hash_url(plain_url.spec() + "#");
  67   ui_test_utils::NavigateToURL(browser(), plain_url);
  68   content::WebContents* contents =
  69       browser()->tab_strip_model()->GetActiveWebContents();
  70   ASSERT_TRUE(content::ExecuteScript(
  71       contents, "window.before = window.chrome.loadTimes()"));
  72   ui_test_utils::NavigateToURL(browser(), hash_url);
  73   ASSERT_TRUE(content::ExecuteScript(
  74       contents, "window.after = window.chrome.loadTimes()"));
  75   CompareBeforeAndAfter();
  76 }