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.h"
  11 #include "content/public/test/browser_test_utils.h"
  12 #include "net/test/embedded_test_server/embedded_test_server.h"
  13
  14 class LoadtimesExtensionBindingsTest : public InProcessBrowserTest {
  15  public:
  16   LoadtimesExtensionBindingsTest() {}
  17
  18   void CompareBeforeAndAfter() {
  19     // TODO(simonjam): There's a race on whether or not first paint is populated
  20     // before we read them. We ought to test that too. Until the race is fixed,
  21     // zero it out so the test is stable.
  22     content::WebContents* contents =
  23         browser()->tab_strip_model()->GetActiveWebContents();
  24     ASSERT_TRUE(content::ExecuteScript(
  25         contents,
  26         "window.before.firstPaintAfterLoadTime = 0;"
  27         "window.before.firstPaintTime = 0;"
  28         "window.after.firstPaintAfterLoadTime = 0;"
  29         "window.after.firstPaintTime = 0;"));
  30
  31     std::string before;
  32     std::string after;
  33     ASSERT_TRUE(content::ExecuteScriptAndExtractString(
  34         contents,
  35         "window.domAutomationController.send("
  36         "    JSON.stringify(before))",
  37         &before));
  38     ASSERT_TRUE(content::ExecuteScriptAndExtractString(
  39         contents,
  40         "window.domAutomationController.send("
  41         "    JSON.stringify(after))",
  42         &after));
  43     EXPECT_EQ(before, after);
  44   }
  45 };
  46
  47 IN_PROC_BROWSER_TEST_F(LoadtimesExtensionBindingsTest,
  48                        LoadTimesSameAfterClientInDocNavigation) {
  49   ASSERT_TRUE(embedded_test_server()->Start());
  50   GURL plain_url = embedded_test_server()->GetURL("/simple.html");
  51   ui_test_utils::NavigateToURL(browser(), plain_url);
  52   content::WebContents* contents =
  53       browser()->tab_strip_model()->GetActiveWebContents();
  54   ASSERT_TRUE(content::ExecuteScript(
  55       contents, "window.before = window.chrome.loadTimes()"));
  56   ASSERT_TRUE(content::ExecuteScript(
  57       contents, "window.location.href = window.location + \"#\""));
  58   ASSERT_TRUE(content::ExecuteScript(
  59       contents, "window.after = window.chrome.loadTimes()"));
  60   CompareBeforeAndAfter();
  61 }
  62
  63 IN_PROC_BROWSER_TEST_F(LoadtimesExtensionBindingsTest,
  64                        LoadTimesSameAfterUserInDocNavigation) {
  65   ASSERT_TRUE(embedded_test_server()->Start());
  66   GURL plain_url = embedded_test_server()->GetURL("/simple.html");
  67   GURL hash_url(plain_url.spec() + "#");
  68   ui_test_utils::NavigateToURL(browser(), plain_url);
  69   content::WebContents* contents =
  70       browser()->tab_strip_model()->GetActiveWebContents();
  71   ASSERT_TRUE(content::ExecuteScript(
  72       contents, "window.before = window.chrome.loadTimes()"));
  73   ui_test_utils::NavigateToURL(browser(), hash_url);
  74   ASSERT_TRUE(content::ExecuteScript(
  75       contents, "window.after = window.chrome.loadTimes()"));
  76   CompareBeforeAndAfter();
  77 }