Add DumpAccessibilityTree tests for modal dialogs.

content/browser/accessibility/dump_accessibility_tree_browsertest.cc

 // Copyright (c) 2012 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 <set>
 #include <string>
 #include <vector>
 
+#include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/accessibility/accessibility_tree_formatter.h"
 #include "content/browser/accessibility/browser_accessibility.h"
 #include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/port/browser/render_widget_host_view_port.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/content_paths.h"
+#include "content/public/common/content_switches.h"
 #include "content/public/common/url_constants.h"
 #include "content/shell/browser/shell.h"
 #include "content/test/accessibility_browser_test_utils.h"
 #include "content/test/content_browser_test.h"
 #include "content/test/content_browser_test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 // TODO(dmazzoni): Disabled accessibility tests on Win64. crbug.com/179717
 #if defined(OS_WIN) && defined(ARCH_CPU_X86_64)
 #define MAYBE(x) DISABLED_##x
@@ skipping 79 matching lines @@
       } else if (StartsWithASCII(line, allow_str, true)) {
         filters->push_back(Filter(UTF8ToUTF16(line.substr(allow_str.size())),
                                   Filter::ALLOW));
       } else if (StartsWithASCII(line, deny_str, true)) {
         filters->push_back(Filter(UTF8ToUTF16(line.substr(deny_str.size())),
                                   Filter::DENY));
       }
     }
   }
 
+  virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
+    ContentBrowserTest::SetUpCommandLine(command_line);
+    // Enable <dialog>, which is used in some tests.
+    CommandLine::ForCurrentProcess()->AppendSwitch(

[dmazzoni, 2013/11/07 16:27:34]

Nevermind, looks like you already did this. That's what I had in mind. That
shouldn't require any changes on the bots, right?

[falken, 2013/11/08 05:03:56]

Yes, I realized I could do it this way after sending my first comment. Sorry for
not following up.

+        switches::kEnableExperimentalWebPlatformFeatures);
+  }
+
   void RunTest(const base::FilePath::CharType* file_path);
 };
 
 void DumpAccessibilityTreeTest::RunTest(
     const base::FilePath::CharType* file_path) {
   NavigateToURL(shell(), GURL(kAboutBlankURL));
 
   // Setup test paths.
   base::FilePath dir_test_data;
   ASSERT_TRUE(PathService::Get(DIR_TEST_DATA, &dir_test_data));
@@ skipping 271 matching lines @@
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityLabel) {
   RunTest(FILE_PATH_LITERAL("label.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityListMarkers) {
   RunTest(FILE_PATH_LITERAL("list-markers.html"));
 }
 
+IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
+                       AccessibilityModalDialogClosed) {
+  RunTest(FILE_PATH_LITERAL("modal-dialog-closed.html"));
+}
+
+IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
+                       AccessibilityModalDialogOpened) {
+  RunTest(FILE_PATH_LITERAL("modal-dialog-opened.html"));
+}
+
+IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
+                       AccessibilityModalDialogStack) {
+  RunTest(FILE_PATH_LITERAL("modal-dialog-stack.html"));
+}
+
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityP) {
   RunTest(FILE_PATH_LITERAL("p.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilitySelect) {
   RunTest(FILE_PATH_LITERAL("select.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilitySpan) {
   RunTest(FILE_PATH_LITERAL("span.html"));
@@ skipping 28 matching lines @@
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityUl) {
   RunTest(FILE_PATH_LITERAL("ul.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityWbr) {
   RunTest(FILE_PATH_LITERAL("wbr.html"));
 }
 
 }  // namespace content