Add a UI test for "Encoding" menu. Please see crbug.com/5515 for more details...

chrome/browser/download/save_page_uitest.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/platform_thread.h"
 #include "base/string_util.h"
 #include "base/test_file_util.h"
 #include "chrome/app/chrome_dll_resource.h"
@@ skipping 11 matching lines @@
 #if defined(OS_WIN)
     ".htm";
 #else
     ".html";
 #endif
 
 class SavePageTest : public UITest {
  protected:
   SavePageTest() : UITest() {}
 
-  void CheckFile(const FilePath& client_file,
-                 const FilePath& server_file) {
-    file_util::FileInfo previous, current;
-    bool exist = false;
-    for (int i = 0; i < 20; ++i) {
-      if (exist) {
-        file_util::GetFileInfo(client_file, &current);
-        if (current.size == previous.size)
-          break;
-        previous = current;
-      } else if (file_util::PathExists(client_file)) {
-        file_util::GetFileInfo(client_file, &previous);
-        exist = true;
-      }
-      PlatformThread::Sleep(sleep_timeout_ms());
-    }
-    EXPECT_TRUE(exist);
-    EXPECT_TRUE(file_util::DieFileDie(client_file, false));
+  void CheckFile(const FilePath& generated_file,
+                 const FilePath& expected_result_file) {
+    FilePath expected_result_filepath = UITest::GetTestFilePath(
+        UTF8ToWide(kTestDir), expected_result_file.ToWStringHack());
+    ASSERT_TRUE(file_util::PathExists(expected_result_filepath));
+    WaitForGeneratedFileAndCheck(generated_file,
+                                 expected_result_filepath,
+                                 false,  // Don't care whether they are equal.
+                                 false,
+                                 false);  // Don't delete file
   }
 
   virtual void SetUp() {
     UITest::SetUp();
     EXPECT_TRUE(file_util::CreateNewTempDirectory(FILE_PATH_LITERAL(""),
                                                   &save_dir_));
 
     download_dir_ = FilePath::FromWStringHack(GetDownloadDirectory());
   }
 
@@ skipping 27 matching lines @@
   automation()->SavePackageShouldPromptUser(false);
   EXPECT_TRUE(browser->RunCommandAsync(IDC_SAVE_PAGE));
   EXPECT_TRUE(WaitForDownloadShelfVisible(browser.get()));
   automation()->SavePackageShouldPromptUser(true);
 
   CheckFile(full_file_name, FilePath::FromWStringHack(UTF8ToWide(file_name)));
   EXPECT_TRUE(file_util::DieFileDie(full_file_name, false));
   EXPECT_TRUE(file_util::DieFileDie(dir, true));
 }
 #endif