Implement put_accvalue for textfields and location bar.

ui/views/accessibility/native_view_accessibility_win_unittest.cc

+// Copyright 2013 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 <oleacc.h>
+
+#include "base/win/scoped_bstr.h"
+#include "base/win/scoped_comptr.h"
+#include "base/win/scoped_variant.h"
+#include "ui/views/controls/textfield/textfield.h"
+#include "ui/views/test/views_test_base.h"
+
+namespace views {
+namespace test {
+
+typedef ViewsTestBase NativeViewAcccessibilityWinTest;
+
+TEST_F(NativeViewAcccessibilityWinTest, TextfieldAccessibility) {
+  Widget widget;
+  Widget::InitParams init_params =
+      CreateParams(Widget::InitParams::TYPE_WINDOW);
+  init_params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
+  widget.Init(init_params);
+
+  View* content = new View;
+  widget.SetContentsView(content);
+
+  Textfield* textfield = new Textfield;
+  textfield->SetAccessibleName(L"Name");
+  textfield->SetText(L"Value");
+  content->AddChildView(textfield);
+
+  base::win::ScopedComPtr<IAccessible> content_accessible(
+      content->GetNativeViewAccessible());
+  LONG child_count = 0;
+  ASSERT_EQ(S_OK, content_accessible->get_accChildCount(&child_count));
+  ASSERT_EQ(1L, child_count);
+
+  base::win::ScopedComPtr<IDispatch> textfield_dispatch;
+  base::win::ScopedComPtr<IAccessible> textfield_accessible;
+  base::win::ScopedVariant child_index(1);
+  ASSERT_EQ(S_OK, content_accessible->get_accChild(
+      child_index, textfield_dispatch.Receive()));
+  ASSERT_EQ(S_OK, textfield_dispatch.QueryInterface(
+      textfield_accessible.Receive()));
+
+  base::win::ScopedBstr name;
+  base::win::ScopedVariant childid_self(CHILDID_SELF);
+  ASSERT_EQ(S_OK, textfield_accessible->get_accName(
+      childid_self, name.Receive()));
+  ASSERT_STREQ(L"Name", name);
+
+  base::win::ScopedBstr value;
+  ASSERT_EQ(S_OK, textfield_accessible->get_accValue(
+      childid_self, value.Receive()));
+  ASSERT_STREQ(L"Value", value);
+
+  base::win::ScopedBstr new_value(L"New value");
+  ASSERT_EQ(S_OK, textfield_accessible->put_accValue(childid_self, new_value));
+
+  ASSERT_STREQ(L"New value", textfield->text().c_str());
+}
+
+}  // namespace test
+}  // namespace views