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chromium / chromium / src / 8b5355784ac527145920d375a2065537c76dea01 / . / content / browser / accessibility / browser_accessibility_win_unittest.cc
blob: a043878e5c7d95011be20c93b47e2119ca42e2aa [file] [log] [blame]
// 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 "content/browser/accessibility/browser_accessibility_win.h"
#include <objbase.h>
#include <stdint.h>
#include <memory>
#include <utility>
#include "base/macros.h"
#include "base/strings/utf_string_conversions.h"
#include "base/win/scoped_bstr.h"
#include "base/win/scoped_comptr.h"
#include "base/win/scoped_variant.h"
#include "content/browser/accessibility/browser_accessibility_manager.h"
#include "content/browser/accessibility/browser_accessibility_manager_win.h"
#include "content/browser/accessibility/browser_accessibility_state_impl.h"
#include "content/browser/renderer_host/legacy_render_widget_host_win.h"
#include "content/common/accessibility_messages.h"
#include "content/public/test/test_browser_thread_bundle.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/accessibility/platform/ax_platform_node_win.h"
#include "ui/base/win/atl_module.h"
namespace content {
// BrowserAccessibilityTest ---------------------------------------------------
class BrowserAccessibilityTest : public testing::Test {
public:
BrowserAccessibilityTest();
~BrowserAccessibilityTest() override;
private:
void SetUp() override;
content::TestBrowserThreadBundle thread_bundle_;
DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityTest);
};
BrowserAccessibilityTest::BrowserAccessibilityTest() {
}
BrowserAccessibilityTest::~BrowserAccessibilityTest() {
}
void BrowserAccessibilityTest::SetUp() {
ui::win::CreateATLModuleIfNeeded();
}
// Actual tests ---------------------------------------------------------------
// Test that BrowserAccessibilityManager correctly releases the tree of
// BrowserAccessibility instances upon delete.
TEST_F(BrowserAccessibilityTest, TestNoLeaks) {
// Create ui::AXNodeData objects for a simple document tree,
// representing the accessibility information used to initialize
// BrowserAccessibilityManager.
ui::AXNodeData button;
button.id = 2;
button.SetName("Button");
button.role = ui::AX_ROLE_BUTTON;
ui::AXNodeData checkbox;
checkbox.id = 3;
checkbox.SetName("Checkbox");
checkbox.role = ui::AX_ROLE_CHECK_BOX;
ui::AXNodeData root;
root.id = 1;
root.SetName("Document");
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.child_ids.push_back(2);
root.child_ids.push_back(3);
// Construct a BrowserAccessibilityManager with this
// ui::AXNodeData tree and a factory for an instance-counting
// BrowserAccessibility, and ensure that exactly 3 instances were
// created. Note that the manager takes ownership of the factory.
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, button, checkbox), nullptr,
new BrowserAccessibilityFactory()));
// Delete the manager and test that all 3 instances are deleted.
manager.reset();
// Construct a manager again, and this time use the IAccessible interface
// to get new references to two of the three nodes in the tree.
manager.reset(BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, button, checkbox), nullptr,
new BrowserAccessibilityFactory()));
IAccessible* root_accessible =
ToBrowserAccessibilityWin(manager->GetRoot())->GetCOM();
IDispatch* root_iaccessible = NULL;
IDispatch* child1_iaccessible = NULL;
base::win::ScopedVariant childid_self(CHILDID_SELF);
HRESULT hr = root_accessible->get_accChild(childid_self, &root_iaccessible);
ASSERT_EQ(S_OK, hr);
base::win::ScopedVariant one(1);
hr = root_accessible->get_accChild(one, &child1_iaccessible);
ASSERT_EQ(S_OK, hr);
// Now delete the manager, and only one of the three nodes in the tree
// should be released.
manager.reset();
// Release each of our references and make sure that each one results in
// the instance being deleted as its reference count hits zero.
root_iaccessible->Release();
child1_iaccessible->Release();
}
TEST_F(BrowserAccessibilityTest, TestChildrenChange) {
// Create ui::AXNodeData objects for a simple document tree,
// representing the accessibility information used to initialize
// BrowserAccessibilityManager.
ui::AXNodeData text;
text.id = 2;
text.role = ui::AX_ROLE_STATIC_TEXT;
text.SetName("old text");
ui::AXNodeData root;
root.id = 1;
root.SetName("Document");
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.child_ids.push_back(2);
// Construct a BrowserAccessibilityManager with this
// ui::AXNodeData tree and a factory for an instance-counting
// BrowserAccessibility.
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(MakeAXTreeUpdate(root, text), nullptr,
new BrowserAccessibilityFactory()));
// Query for the text IAccessible and verify that it returns "old text" as its
// value.
base::win::ScopedVariant one(1);
base::win::ScopedComPtr<IDispatch> text_dispatch;
HRESULT hr = ToBrowserAccessibilityWin(manager->GetRoot())
->GetCOM()
->get_accChild(one, text_dispatch.GetAddressOf());
ASSERT_EQ(S_OK, hr);
base::win::ScopedComPtr<IAccessible> text_accessible;
hr = text_dispatch.CopyTo(text_accessible.GetAddressOf());
ASSERT_EQ(S_OK, hr);
base::win::ScopedVariant childid_self(CHILDID_SELF);
base::win::ScopedBstr name;
hr = text_accessible->get_accName(childid_self, name.Receive());
ASSERT_EQ(S_OK, hr);
EXPECT_EQ(L"old text", base::string16(name));
name.Reset();
text_dispatch.Reset();
text_accessible.Reset();
// Notify the BrowserAccessibilityManager that the text child has changed.
AXContentNodeData text2;
text2.id = 2;
text2.role = ui::AX_ROLE_STATIC_TEXT;
text2.SetName("new text");
AXEventNotificationDetails param;
param.event_type = ui::AX_EVENT_CHILDREN_CHANGED;
param.update.nodes.push_back(text2);
param.id = text2.id;
std::vector<AXEventNotificationDetails> events;
events.push_back(param);
manager->OnAccessibilityEvents(events);
// Query for the text IAccessible and verify that it now returns "new text"
// as its value.
hr = ToBrowserAccessibilityWin(manager->GetRoot())
->GetCOM()
->get_accChild(one, text_dispatch.GetAddressOf());
ASSERT_EQ(S_OK, hr);
hr = text_dispatch.CopyTo(text_accessible.GetAddressOf());
ASSERT_EQ(S_OK, hr);
hr = text_accessible->get_accName(childid_self, name.Receive());
ASSERT_EQ(S_OK, hr);
EXPECT_EQ(L"new text", base::string16(name));
text_dispatch.Reset();
text_accessible.Reset();
// Delete the manager and test that all BrowserAccessibility instances are
// deleted.
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestChildrenChangeNoLeaks) {
// Create ui::AXNodeData objects for a simple document tree,
// representing the accessibility information used to initialize
// BrowserAccessibilityManager.
ui::AXNodeData div;
div.id = 2;
div.role = ui::AX_ROLE_GROUP;
ui::AXNodeData text3;
text3.id = 3;
text3.role = ui::AX_ROLE_STATIC_TEXT;
ui::AXNodeData text4;
text4.id = 4;
text4.role = ui::AX_ROLE_STATIC_TEXT;
div.child_ids.push_back(3);
div.child_ids.push_back(4);
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.child_ids.push_back(2);
// Construct a BrowserAccessibilityManager with this
// ui::AXNodeData tree and a factory for an instance-counting
// BrowserAccessibility and ensure that exactly 4 instances were
// created. Note that the manager takes ownership of the factory.
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, div, text3, text4), nullptr,
new BrowserAccessibilityFactory()));
// Notify the BrowserAccessibilityManager that the div node and its children
// were removed and ensure that only one BrowserAccessibility instance exists.
root.child_ids.clear();
AXEventNotificationDetails param;
param.event_type = ui::AX_EVENT_CHILDREN_CHANGED;
param.update.nodes.push_back(root);
param.id = root.id;
std::vector<AXEventNotificationDetails> events;
events.push_back(param);
manager->OnAccessibilityEvents(events);
// Delete the manager and test that all BrowserAccessibility instances are
// deleted.
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestTextBoundaries) {
std::string line1 = "One two three.";
std::string line2 = "Four five six.";
std::string text_value = line1 + '\n' + line2;
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.child_ids.push_back(2);
ui::AXNodeData text_field;
text_field.id = 2;
text_field.role = ui::AX_ROLE_TEXT_FIELD;
text_field.AddState(ui::AX_STATE_EDITABLE);
text_field.SetValue(text_value);
std::vector<int32_t> line_start_offsets;
line_start_offsets.push_back(15);
text_field.AddIntListAttribute(ui::AX_ATTR_CACHED_LINE_STARTS,
line_start_offsets);
text_field.child_ids.push_back(3);
text_field.child_ids.push_back(5);
text_field.child_ids.push_back(6);
ui::AXNodeData static_text1;
static_text1.id = 3;
static_text1.role = ui::AX_ROLE_STATIC_TEXT;
static_text1.AddState(ui::AX_STATE_EDITABLE);
static_text1.SetName(line1);
static_text1.child_ids.push_back(4);
ui::AXNodeData inline_box1;
inline_box1.id = 4;
inline_box1.role = ui::AX_ROLE_INLINE_TEXT_BOX;
inline_box1.AddState(ui::AX_STATE_EDITABLE);
inline_box1.SetName(line1);
std::vector<int32_t> word_start_offsets1;
word_start_offsets1.push_back(0);
word_start_offsets1.push_back(4);
word_start_offsets1.push_back(8);
inline_box1.AddIntListAttribute(
ui::AX_ATTR_WORD_STARTS, word_start_offsets1);
ui::AXNodeData line_break;
line_break.id = 5;
line_break.role = ui::AX_ROLE_LINE_BREAK;
line_break.AddState(ui::AX_STATE_EDITABLE);
line_break.SetName("\n");
ui::AXNodeData static_text2;
static_text2.id = 6;
static_text2.role = ui::AX_ROLE_STATIC_TEXT;
static_text2.AddState(ui::AX_STATE_EDITABLE);
static_text2.SetName(line2);
static_text2.child_ids.push_back(7);
ui::AXNodeData inline_box2;
inline_box2.id = 7;
inline_box2.role = ui::AX_ROLE_INLINE_TEXT_BOX;
inline_box2.AddState(ui::AX_STATE_EDITABLE);
inline_box2.SetName(line2);
std::vector<int32_t> word_start_offsets2;
word_start_offsets2.push_back(0);
word_start_offsets2.push_back(5);
word_start_offsets2.push_back(10);
inline_box2.AddIntListAttribute(
ui::AX_ATTR_WORD_STARTS, word_start_offsets2);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, text_field, static_text1, inline_box1,
line_break, static_text2, inline_box2),
nullptr, new BrowserAccessibilityFactory()));
BrowserAccessibilityWin* root_obj =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, root_obj);
ASSERT_EQ(1U, root_obj->PlatformChildCount());
BrowserAccessibilityComWin* text_field_obj =
ToBrowserAccessibilityWin(root_obj->PlatformGetChild(0))->GetCOM();
ASSERT_NE(nullptr, text_field_obj);
long text_len;
EXPECT_EQ(S_OK, text_field_obj->get_nCharacters(&text_len));
base::win::ScopedBstr text;
EXPECT_EQ(S_OK, text_field_obj->get_text(0, text_len, text.Receive()));
EXPECT_EQ(text_value, base::UTF16ToUTF8(base::string16(text)));
text.Reset();
EXPECT_EQ(S_OK, text_field_obj->get_text(0, 4, text.Receive()));
EXPECT_STREQ(L"One ", text);
text.Reset();
long start;
long end;
EXPECT_EQ(S_OK, text_field_obj->get_textAtOffset(
1, IA2_TEXT_BOUNDARY_CHAR, &start, &end, text.Receive()));
EXPECT_EQ(1, start);
EXPECT_EQ(2, end);
EXPECT_STREQ(L"n", text);
text.Reset();
EXPECT_EQ(S_FALSE, text_field_obj->get_textAtOffset(
text_len, IA2_TEXT_BOUNDARY_CHAR, &start, &end, text.Receive()));
EXPECT_EQ(0, start);
EXPECT_EQ(0, end);
EXPECT_EQ(nullptr, text);
text.Reset();
EXPECT_EQ(S_FALSE, text_field_obj->get_textAtOffset(
text_len, IA2_TEXT_BOUNDARY_WORD, &start, &end, text.Receive()));
EXPECT_EQ(0, start);
EXPECT_EQ(0, end);
EXPECT_EQ(nullptr, text);
text.Reset();
EXPECT_EQ(S_OK, text_field_obj->get_textAtOffset(
1, IA2_TEXT_BOUNDARY_WORD, &start, &end, text.Receive()));
EXPECT_EQ(0, start);
EXPECT_EQ(4, end);
EXPECT_STREQ(L"One ", text);
text.Reset();
EXPECT_EQ(S_OK, text_field_obj->get_textAtOffset(
6, IA2_TEXT_BOUNDARY_WORD, &start, &end, text.Receive()));
EXPECT_EQ(4, start);
EXPECT_EQ(8, end);
EXPECT_STREQ(L"two ", text);
text.Reset();
EXPECT_EQ(S_OK, text_field_obj->get_textAtOffset(
text_len - 1, IA2_TEXT_BOUNDARY_WORD, &start, &end, text.Receive()));
EXPECT_EQ(25, start);
EXPECT_EQ(29, end);
EXPECT_STREQ(L"six.", text);
text.Reset();
EXPECT_EQ(S_OK, text_field_obj->get_textAtOffset(
1, IA2_TEXT_BOUNDARY_LINE, &start, &end, text.Receive()));
EXPECT_EQ(0, start);
EXPECT_EQ(15, end);
EXPECT_STREQ(L"One two three.\n", text);
text.Reset();
EXPECT_EQ(S_OK, text_field_obj->get_textAtOffset(
text_len, IA2_TEXT_BOUNDARY_LINE, &start, &end, text.Receive()));
EXPECT_EQ(15, start);
EXPECT_EQ(text_len, end);
EXPECT_STREQ(L"Four five six.", text);
text.Reset();
EXPECT_EQ(S_OK, text_field_obj->get_text(
0, IA2_TEXT_OFFSET_LENGTH, text.Receive()));
EXPECT_EQ(text_value, base::UTF16ToUTF8(base::string16(text)));
// Delete the manager and test that all BrowserAccessibility instances are
// deleted.
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestSimpleHypertext) {
const std::string text1_name = "One two three.";
const std::string text2_name = " Four five six.";
const long text_name_len = text1_name.length() + text2_name.length();
ui::AXNodeData text1;
text1.id = 11;
text1.role = ui::AX_ROLE_STATIC_TEXT;
text1.SetName(text1_name);
ui::AXNodeData text2;
text2.id = 12;
text2.role = ui::AX_ROLE_STATIC_TEXT;
text2.SetName(text2_name);
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.child_ids.push_back(text1.id);
root.child_ids.push_back(text2.id);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(MakeAXTreeUpdate(root, text1, text2),
nullptr,
new BrowserAccessibilityFactory()));
BrowserAccessibilityComWin* root_obj =
ToBrowserAccessibilityWin(manager->GetRoot())->GetCOM();
long text_len;
EXPECT_EQ(S_OK, root_obj->get_nCharacters(&text_len));
EXPECT_EQ(text_name_len, text_len);
base::win::ScopedBstr text;
EXPECT_EQ(S_OK, root_obj->get_text(0, text_name_len, text.Receive()));
EXPECT_EQ(text1_name + text2_name, base::UTF16ToUTF8(base::string16(text)));
long hyperlink_count;
EXPECT_EQ(S_OK, root_obj->get_nHyperlinks(&hyperlink_count));
EXPECT_EQ(0, hyperlink_count);
base::win::ScopedComPtr<IAccessibleHyperlink> hyperlink;
EXPECT_EQ(E_INVALIDARG,
root_obj->get_hyperlink(-1, hyperlink.GetAddressOf()));
EXPECT_EQ(E_INVALIDARG, root_obj->get_hyperlink(0, hyperlink.GetAddressOf()));
EXPECT_EQ(E_INVALIDARG,
root_obj->get_hyperlink(text_name_len, hyperlink.GetAddressOf()));
EXPECT_EQ(E_INVALIDARG, root_obj->get_hyperlink(text_name_len + 1,
hyperlink.GetAddressOf()));
long hyperlink_index;
EXPECT_EQ(S_FALSE, root_obj->get_hyperlinkIndex(0, &hyperlink_index));
EXPECT_EQ(-1, hyperlink_index);
// Invalid arguments should not be modified.
hyperlink_index = -2;
EXPECT_EQ(E_INVALIDARG,
root_obj->get_hyperlinkIndex(text_name_len, &hyperlink_index));
EXPECT_EQ(-2, hyperlink_index);
EXPECT_EQ(E_INVALIDARG, root_obj->get_hyperlinkIndex(-1, &hyperlink_index));
EXPECT_EQ(-2, hyperlink_index);
EXPECT_EQ(E_INVALIDARG,
root_obj->get_hyperlinkIndex(text_name_len + 1, &hyperlink_index));
EXPECT_EQ(-2, hyperlink_index);
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestComplexHypertext) {
const base::string16 text1_name = L"One two three.";
const base::string16 combo_box_name = L"City:";
const base::string16 combo_box_value = L"Happyland";
const base::string16 text2_name = L" Four five six.";
const base::string16 check_box_name = L"I agree";
const base::string16 check_box_value = L"Checked";
const base::string16 button_text_name = L"Red";
const base::string16 link_text_name = L"Blue";
// Each control (combo / check box, button and link) will be represented by an
// embedded object character.
const base::string16 embed(1, BrowserAccessibilityComWin::kEmbeddedCharacter);
const base::string16 root_hypertext =
text1_name + embed + text2_name + embed + embed + embed;
const long root_hypertext_len = root_hypertext.length();
ui::AXNodeData text1;
text1.id = 11;
text1.role = ui::AX_ROLE_STATIC_TEXT;
text1.SetName(base::UTF16ToUTF8(text1_name));
ui::AXNodeData combo_box;
combo_box.id = 12;
combo_box.role = ui::AX_ROLE_COMBO_BOX;
combo_box.SetName(base::UTF16ToUTF8(combo_box_name));
combo_box.SetValue(base::UTF16ToUTF8(combo_box_value));
ui::AXNodeData text2;
text2.id = 13;
text2.role = ui::AX_ROLE_STATIC_TEXT;
text2.SetName(base::UTF16ToUTF8(text2_name));
ui::AXNodeData check_box;
check_box.id = 14;
check_box.role = ui::AX_ROLE_CHECK_BOX;
check_box.AddIntAttribute(ui::AX_ATTR_CHECKED_STATE,
ui::AX_CHECKED_STATE_TRUE);
check_box.SetName(base::UTF16ToUTF8(check_box_name));
check_box.SetValue(base::UTF16ToUTF8(check_box_value));
ui::AXNodeData button, button_text;
button.id = 15;
button_text.id = 17;
button_text.SetName(base::UTF16ToUTF8(button_text_name));
button.role = ui::AX_ROLE_BUTTON;
button_text.role = ui::AX_ROLE_STATIC_TEXT;
button.child_ids.push_back(button_text.id);
ui::AXNodeData link, link_text;
link.id = 16;
link_text.id = 18;
link_text.SetName(base::UTF16ToUTF8(link_text_name));
link.role = ui::AX_ROLE_LINK;
link_text.role = ui::AX_ROLE_STATIC_TEXT;
link.child_ids.push_back(link_text.id);
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.child_ids.push_back(text1.id);
root.child_ids.push_back(combo_box.id);
root.child_ids.push_back(text2.id);
root.child_ids.push_back(check_box.id);
root.child_ids.push_back(button.id);
root.child_ids.push_back(link.id);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, text1, combo_box, text2, check_box, button,
button_text, link, link_text),
nullptr, new BrowserAccessibilityFactory()));
BrowserAccessibilityComWin* root_obj =
ToBrowserAccessibilityWin(manager->GetRoot())->GetCOM();
long text_len;
EXPECT_EQ(S_OK, root_obj->get_nCharacters(&text_len));
EXPECT_EQ(root_hypertext_len, text_len);
base::win::ScopedBstr text;
EXPECT_EQ(S_OK, root_obj->get_text(0, root_hypertext_len, text.Receive()));
EXPECT_STREQ(root_hypertext.c_str(), text);
text.Reset();
long hyperlink_count;
EXPECT_EQ(S_OK, root_obj->get_nHyperlinks(&hyperlink_count));
EXPECT_EQ(4, hyperlink_count);
base::win::ScopedComPtr<IAccessibleHyperlink> hyperlink;
base::win::ScopedComPtr<IAccessibleText> hypertext;
EXPECT_EQ(E_INVALIDARG,
root_obj->get_hyperlink(-1, hyperlink.GetAddressOf()));
EXPECT_EQ(E_INVALIDARG, root_obj->get_hyperlink(4, hyperlink.GetAddressOf()));
// Get the text of the combo box.
// It should be its value.
EXPECT_EQ(S_OK, root_obj->get_hyperlink(0, hyperlink.GetAddressOf()));
EXPECT_EQ(S_OK, hyperlink.CopyTo(hypertext.GetAddressOf()));
EXPECT_EQ(S_OK,
hypertext->get_text(0, IA2_TEXT_OFFSET_LENGTH, text.Receive()));
EXPECT_STREQ(combo_box_value.c_str(), text);
text.Reset();
hyperlink.Reset();
hypertext.Reset();
// Get the text of the check box.
// It should be its name.
EXPECT_EQ(S_OK, root_obj->get_hyperlink(1, hyperlink.GetAddressOf()));
EXPECT_EQ(S_OK, hyperlink.CopyTo(hypertext.GetAddressOf()));
EXPECT_EQ(S_OK,
hypertext->get_text(0, IA2_TEXT_OFFSET_LENGTH, text.Receive()));
EXPECT_STREQ(check_box_name.c_str(), text);
text.Reset();
hyperlink.Reset();
hypertext.Reset();
// Get the text of the button.
EXPECT_EQ(S_OK, root_obj->get_hyperlink(2, hyperlink.GetAddressOf()));
EXPECT_EQ(S_OK, hyperlink.CopyTo(hypertext.GetAddressOf()));
EXPECT_EQ(S_OK,
hypertext->get_text(0, IA2_TEXT_OFFSET_LENGTH, text.Receive()));
EXPECT_STREQ(button_text_name.c_str(), text);
text.Reset();
hyperlink.Reset();
hypertext.Reset();
// Get the text of the link.
EXPECT_EQ(S_OK, root_obj->get_hyperlink(3, hyperlink.GetAddressOf()));
EXPECT_EQ(S_OK, hyperlink.CopyTo(hypertext.GetAddressOf()));
EXPECT_EQ(S_OK, hypertext->get_text(0, 4, text.Receive()));
EXPECT_STREQ(link_text_name.c_str(), text);
text.Reset();
hyperlink.Reset();
hypertext.Reset();
long hyperlink_index;
EXPECT_EQ(S_FALSE, root_obj->get_hyperlinkIndex(0, &hyperlink_index));
EXPECT_EQ(-1, hyperlink_index);
// Invalid arguments should not be modified.
hyperlink_index = -2;
EXPECT_EQ(E_INVALIDARG,
root_obj->get_hyperlinkIndex(root_hypertext_len, &hyperlink_index));
EXPECT_EQ(-2, hyperlink_index);
EXPECT_EQ(S_OK, root_obj->get_hyperlinkIndex(14, &hyperlink_index));
EXPECT_EQ(0, hyperlink_index);
EXPECT_EQ(S_OK, root_obj->get_hyperlinkIndex(30, &hyperlink_index));
EXPECT_EQ(1, hyperlink_index);
EXPECT_EQ(S_OK, root_obj->get_hyperlinkIndex(31, &hyperlink_index));
EXPECT_EQ(2, hyperlink_index);
EXPECT_EQ(S_OK, root_obj->get_hyperlinkIndex(32, &hyperlink_index));
EXPECT_EQ(3, hyperlink_index);
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestCreateEmptyDocument) {
// Try creating an empty document with busy state. Readonly is
// set automatically.
const int32_t busy_state = 1 << ui::AX_STATE_BUSY;
std::unique_ptr<BrowserAccessibilityManager> manager(
new BrowserAccessibilityManagerWin(
BrowserAccessibilityManagerWin::GetEmptyDocument(), nullptr,
new BrowserAccessibilityFactory()));
// Verify the root is as we expect by default.
BrowserAccessibility* root = manager->GetRoot();
EXPECT_EQ(0, root->GetId());
EXPECT_EQ(ui::AX_ROLE_ROOT_WEB_AREA, root->GetRole());
EXPECT_EQ(busy_state, root->GetState());
// Tree with a child textfield.
ui::AXNodeData tree1_1;
tree1_1.id = 1;
tree1_1.role = ui::AX_ROLE_ROOT_WEB_AREA;
tree1_1.child_ids.push_back(2);
ui::AXNodeData tree1_2;
tree1_2.id = 2;
tree1_2.role = ui::AX_ROLE_TEXT_FIELD;
// Process a load complete.
std::vector<AXEventNotificationDetails> params;
params.push_back(AXEventNotificationDetails());
AXEventNotificationDetails* msg = &params[0];
msg->event_type = ui::AX_EVENT_LOAD_COMPLETE;
msg->update.root_id = tree1_1.id;
msg->update.nodes.push_back(tree1_1);
msg->update.nodes.push_back(tree1_2);
msg->id = tree1_1.id;
manager->OnAccessibilityEvents(params);
// Save for later comparison.
BrowserAccessibility* acc1_2 = manager->GetFromID(2);
// Verify the root has changed.
EXPECT_NE(root, manager->GetRoot());
// And the proper child remains.
EXPECT_EQ(ui::AX_ROLE_TEXT_FIELD, acc1_2->GetRole());
EXPECT_EQ(2, acc1_2->GetId());
// Tree with a child button.
ui::AXNodeData tree2_1;
tree2_1.id = 1;
tree2_1.role = ui::AX_ROLE_ROOT_WEB_AREA;
tree2_1.child_ids.push_back(3);
ui::AXNodeData tree2_2;
tree2_2.id = 3;
tree2_2.role = ui::AX_ROLE_BUTTON;
msg->update.nodes.clear();
msg->update.nodes.push_back(tree2_1);
msg->update.nodes.push_back(tree2_2);
msg->id = tree2_1.id;
// Fire another load complete.
manager->OnAccessibilityEvents(params);
BrowserAccessibility* acc2_2 = manager->GetFromID(3);
// Verify the root has changed.
EXPECT_NE(root, manager->GetRoot());
// And the new child exists.
EXPECT_EQ(ui::AX_ROLE_BUTTON, acc2_2->GetRole());
EXPECT_EQ(3, acc2_2->GetId());
// Ensure we properly cleaned up.
manager.reset();
}
int32_t GetUniqueId(BrowserAccessibility* accessibility) {
BrowserAccessibilityWin* win_root = ToBrowserAccessibilityWin(accessibility);
return win_root->GetCOM()->unique_id();
}
// This is a regression test for a bug where the initial empty document
// loaded by a BrowserAccessibilityManagerWin couldn't be looked up by
// its UniqueIDWin, because the AX Tree was loaded in
// BrowserAccessibilityManager code before BrowserAccessibilityManagerWin
// was initialized.
TEST_F(BrowserAccessibilityTest, EmptyDocHasUniqueIdWin) {
std::unique_ptr<BrowserAccessibilityManagerWin> manager(
new BrowserAccessibilityManagerWin(
BrowserAccessibilityManagerWin::GetEmptyDocument(), nullptr,
new BrowserAccessibilityFactory()));
// Verify the root is as we expect by default.
BrowserAccessibility* root = manager->GetRoot();
EXPECT_EQ(0, root->GetId());
EXPECT_EQ(ui::AX_ROLE_ROOT_WEB_AREA, root->GetRole());
EXPECT_EQ(1 << ui::AX_STATE_BUSY, root->GetState());
BrowserAccessibilityWin* win_root = ToBrowserAccessibilityWin(root);
ui::AXPlatformNode* node = static_cast<ui::AXPlatformNode*>(
ui::AXPlatformNodeWin::GetFromUniqueId(GetUniqueId(win_root)));
ui::AXPlatformNode* other_node =
static_cast<ui::AXPlatformNode*>(win_root->GetCOM());
ASSERT_EQ(node, other_node);
}
TEST_F(BrowserAccessibilityTest, TestIA2Attributes) {
ui::AXNodeData pseudo_before;
pseudo_before.id = 2;
pseudo_before.role = ui::AX_ROLE_GENERIC_CONTAINER;
pseudo_before.AddStringAttribute(ui::AX_ATTR_HTML_TAG, "<pseudo:before>");
pseudo_before.AddStringAttribute(ui::AX_ATTR_DISPLAY, "none");
ui::AXNodeData checkbox;
checkbox.id = 3;
checkbox.SetName("Checkbox");
checkbox.role = ui::AX_ROLE_CHECK_BOX;
checkbox.AddIntAttribute(ui::AX_ATTR_CHECKED_STATE,
ui::AX_CHECKED_STATE_TRUE);
ui::AXNodeData root;
root.id = 1;
root.SetName("Document");
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.AddState(ui::AX_STATE_FOCUSABLE);
root.child_ids.push_back(2);
root.child_ids.push_back(3);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, pseudo_before, checkbox), nullptr,
new BrowserAccessibilityFactory()));
ASSERT_NE(nullptr, manager->GetRoot());
BrowserAccessibilityWin* root_accessible =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, root_accessible);
ASSERT_EQ(2U, root_accessible->PlatformChildCount());
BrowserAccessibilityWin* pseudo_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, pseudo_accessible);
base::win::ScopedBstr attributes;
HRESULT hr =
pseudo_accessible->GetCOM()->get_attributes(attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_NE(nullptr, static_cast<BSTR>(attributes));
std::wstring attributes_str(attributes, attributes.Length());
EXPECT_EQ(L"display:none;tag:<pseudo\\:before>;", attributes_str);
BrowserAccessibilityWin* checkbox_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(1));
ASSERT_NE(nullptr, checkbox_accessible);
attributes.Reset();
hr = checkbox_accessible->GetCOM()->get_attributes(attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_NE(nullptr, static_cast<BSTR>(attributes));
attributes_str = std::wstring(attributes, attributes.Length());
EXPECT_EQ(L"checkable:true;", attributes_str);
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestValueAttributeInTextControls) {
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.AddState(ui::AX_STATE_FOCUSABLE);
ui::AXNodeData combo_box, combo_box_text;
combo_box.id = 2;
combo_box_text.id = 3;
combo_box.SetName("Combo box:");
combo_box_text.SetName("Combo box text");
combo_box.role = ui::AX_ROLE_COMBO_BOX;
combo_box_text.role = ui::AX_ROLE_STATIC_TEXT;
combo_box.AddState(ui::AX_STATE_EDITABLE);
combo_box.AddState(ui::AX_STATE_FOCUSABLE);
combo_box_text.AddState(ui::AX_STATE_EDITABLE);
combo_box.child_ids.push_back(combo_box_text.id);
ui::AXNodeData search_box, search_box_text, new_line;
search_box.id = 4;
search_box_text.id = 5;
new_line.id = 6;
search_box.SetName("Search for:");
search_box_text.SetName("Search box text");
new_line.SetName("\n");
search_box.role = ui::AX_ROLE_SEARCH_BOX;
search_box_text.role = ui::AX_ROLE_STATIC_TEXT;
new_line.role = ui::AX_ROLE_LINE_BREAK;
search_box.AddState(ui::AX_STATE_EDITABLE);
search_box.AddState(ui::AX_STATE_FOCUSABLE);
search_box_text.AddState(ui::AX_STATE_EDITABLE);
new_line.AddState(ui::AX_STATE_EDITABLE);
search_box.child_ids.push_back(search_box_text.id);
search_box.child_ids.push_back(new_line.id);
ui::AXNodeData text_field;
text_field.id = 7;
text_field.role = ui::AX_ROLE_TEXT_FIELD;
text_field.AddState(ui::AX_STATE_EDITABLE);
text_field.AddState(ui::AX_STATE_FOCUSABLE);
text_field.SetValue("Text field text");
ui::AXNodeData link, link_text;
link.id = 8;
link_text.id = 9;
link_text.SetName("Link text");
link.role = ui::AX_ROLE_LINK;
link_text.role = ui::AX_ROLE_STATIC_TEXT;
link.child_ids.push_back(link_text.id);
ui::AXNodeData slider, slider_text;
slider.id = 10;
slider_text.id = 11;
slider.AddFloatAttribute(ui::AX_ATTR_VALUE_FOR_RANGE, 5.0F);
slider_text.SetName("Slider text");
slider.role = ui::AX_ROLE_SLIDER;
slider_text.role = ui::AX_ROLE_STATIC_TEXT;
slider.child_ids.push_back(slider_text.id);
root.child_ids.push_back(2); // Combo box.
root.child_ids.push_back(4); // Search box.
root.child_ids.push_back(7); // Text field.
root.child_ids.push_back(8); // Link.
root.child_ids.push_back(10); // Slider.
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, combo_box, combo_box_text, search_box,
search_box_text, new_line, text_field, link,
link_text, slider, slider_text),
nullptr, new BrowserAccessibilityFactory()));
ASSERT_NE(nullptr, manager->GetRoot());
BrowserAccessibilityWin* root_accessible =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, root_accessible);
ASSERT_EQ(5U, root_accessible->PlatformChildCount());
BrowserAccessibilityWin* combo_box_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, combo_box_accessible);
manager->SetFocusLocallyForTesting(combo_box_accessible);
ASSERT_EQ(combo_box_accessible,
ToBrowserAccessibilityWin(manager->GetFocus()));
BrowserAccessibilityWin* search_box_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(1));
ASSERT_NE(nullptr, search_box_accessible);
BrowserAccessibilityWin* text_field_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(2));
ASSERT_NE(nullptr, text_field_accessible);
BrowserAccessibilityWin* link_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(3));
ASSERT_NE(nullptr, link_accessible);
BrowserAccessibilityWin* slider_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(4));
ASSERT_NE(nullptr, slider_accessible);
base::win::ScopedVariant childid_self(CHILDID_SELF);
base::win::ScopedVariant childid_slider(5);
base::win::ScopedBstr value;
HRESULT hr = combo_box_accessible->GetCOM()->get_accValue(childid_self,
value.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_STREQ(L"Combo box text", value);
value.Reset();
hr = search_box_accessible->GetCOM()->get_accValue(childid_self,
value.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_STREQ(L"Search box text\n", value);
value.Reset();
hr = text_field_accessible->GetCOM()->get_accValue(childid_self,
value.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_STREQ(L"Text field text", value);
value.Reset();
// Other controls, such as links, should not use their inner text as their
// value. Only text entry controls.
hr = link_accessible->GetCOM()->get_accValue(childid_self, value.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0u, value.Length());
value.Reset();
// Sliders and other range controls should expose their current value and not
// their inner text.
// Also, try accessing the slider via its child number instead of directly.
hr = root_accessible->GetCOM()->get_accValue(childid_slider, value.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_STREQ(L"5", value);
value.Reset();
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestWordBoundariesInTextControls) {
const base::string16 line1(L"This is a very long line of text that ");
const base::string16 line2(L"should wrap on more than one lines ");
const base::string16 text(line1 + line2);
std::vector<int32_t> line1_word_starts;
line1_word_starts.push_back(0);
line1_word_starts.push_back(5);
line1_word_starts.push_back(8);
line1_word_starts.push_back(10);
line1_word_starts.push_back(15);
line1_word_starts.push_back(20);
line1_word_starts.push_back(25);
line1_word_starts.push_back(28);
line1_word_starts.push_back(33);
std::vector<int32_t> line2_word_starts;
line2_word_starts.push_back(0);
line2_word_starts.push_back(7);
line2_word_starts.push_back(12);
line2_word_starts.push_back(15);
line2_word_starts.push_back(20);
line2_word_starts.push_back(25);
line2_word_starts.push_back(29);
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.AddState(ui::AX_STATE_FOCUSABLE);
ui::AXNodeData textarea, textarea_div, textarea_text;
textarea.id = 2;
textarea_div.id = 3;
textarea_text.id = 4;
textarea.role = ui::AX_ROLE_TEXT_FIELD;
textarea_div.role = ui::AX_ROLE_GENERIC_CONTAINER;
textarea_text.role = ui::AX_ROLE_STATIC_TEXT;
textarea.AddState(ui::AX_STATE_EDITABLE);
textarea.AddState(ui::AX_STATE_FOCUSABLE);
textarea.AddState(ui::AX_STATE_MULTILINE);
textarea_div.AddState(ui::AX_STATE_EDITABLE);
textarea_text.AddState(ui::AX_STATE_EDITABLE);
textarea.SetValue(base::UTF16ToUTF8(text));
textarea_text.SetName(base::UTF16ToUTF8(text));
textarea.AddStringAttribute(ui::AX_ATTR_HTML_TAG, "textarea");
textarea.child_ids.push_back(textarea_div.id);
textarea_div.child_ids.push_back(textarea_text.id);
ui::AXNodeData textarea_line1, textarea_line2;
textarea_line1.id = 5;
textarea_line2.id = 6;
textarea_line1.role = ui::AX_ROLE_INLINE_TEXT_BOX;
textarea_line2.role = ui::AX_ROLE_INLINE_TEXT_BOX;
textarea_line1.AddState(ui::AX_STATE_EDITABLE);
textarea_line2.AddState(ui::AX_STATE_EDITABLE);
textarea_line1.SetName(base::UTF16ToUTF8(line1));
textarea_line2.SetName(base::UTF16ToUTF8(line2));
textarea_line1.AddIntListAttribute(ui::AX_ATTR_WORD_STARTS,
line1_word_starts);
textarea_line2.AddIntListAttribute(ui::AX_ATTR_WORD_STARTS,
line2_word_starts);
textarea_text.child_ids.push_back(textarea_line1.id);
textarea_text.child_ids.push_back(textarea_line2.id);
ui::AXNodeData text_field, text_field_div, text_field_text;
text_field.id = 7;
text_field_div.id = 8;
text_field_text.id = 9;
text_field.role = ui::AX_ROLE_TEXT_FIELD;
text_field_div.role = ui::AX_ROLE_GENERIC_CONTAINER;
text_field_text.role = ui::AX_ROLE_STATIC_TEXT;
text_field.AddState(ui::AX_STATE_EDITABLE);
text_field.AddState(ui::AX_STATE_FOCUSABLE);
text_field_div.AddState(ui::AX_STATE_EDITABLE);
text_field_text.AddState(ui::AX_STATE_EDITABLE);
text_field.SetValue(base::UTF16ToUTF8(line1));
text_field_text.SetName(base::UTF16ToUTF8(line1));
text_field.AddStringAttribute(ui::AX_ATTR_HTML_TAG, "input");
text_field.html_attributes.push_back(std::make_pair("type", "text"));
text_field.child_ids.push_back(text_field_div.id);
text_field_div.child_ids.push_back(text_field_text.id);
ui::AXNodeData text_field_line;
text_field_line.id = 10;
text_field_line.role = ui::AX_ROLE_INLINE_TEXT_BOX;
text_field_line.AddState(ui::AX_STATE_EDITABLE);
text_field_line.SetName(base::UTF16ToUTF8(line1));
text_field_line.AddIntListAttribute(ui::AX_ATTR_WORD_STARTS,
line1_word_starts);
text_field_text.child_ids.push_back(text_field_line.id);
root.child_ids.push_back(2); // Textarea.
root.child_ids.push_back(7); // Text field.
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, textarea, textarea_div, textarea_text,
textarea_line1, textarea_line2, text_field,
text_field_div, text_field_text, text_field_line),
nullptr, new BrowserAccessibilityFactory()));
ASSERT_NE(nullptr, manager->GetRoot());
BrowserAccessibilityWin* root_accessible =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, root_accessible);
ASSERT_EQ(2U, root_accessible->PlatformChildCount());
BrowserAccessibilityWin* textarea_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, textarea_accessible);
BrowserAccessibilityWin* text_field_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(1));
ASSERT_NE(nullptr, text_field_accessible);
base::win::ScopedComPtr<IAccessibleText> textarea_object;
EXPECT_HRESULT_SUCCEEDED(textarea_accessible->GetCOM()->QueryInterface(
IID_IAccessibleText,
reinterpret_cast<void**>(textarea_object.GetAddressOf())));
base::win::ScopedComPtr<IAccessibleText> text_field_object;
EXPECT_HRESULT_SUCCEEDED(text_field_accessible->GetCOM()->QueryInterface(
IID_IAccessibleText,
reinterpret_cast<void**>(text_field_object.GetAddressOf())));
LONG offset = 0;
while (offset < static_cast<LONG>(text.length())) {
LONG start, end;
base::win::ScopedBstr word;
EXPECT_EQ(S_OK,
textarea_object->get_textAtOffset(offset, IA2_TEXT_BOUNDARY_WORD,
&start, &end, word.Receive()));
EXPECT_EQ(offset, start);
EXPECT_LT(offset, end);
LONG space_offset = static_cast<LONG>(text.find(' ', offset));
EXPECT_EQ(space_offset + 1, end);
LONG length = end - start;
EXPECT_STREQ(text.substr(start, length).c_str(), word);
word.Reset();
offset = end;
}
offset = 0;
while (offset < static_cast<LONG>(line1.length())) {
LONG start, end;
base::win::ScopedBstr word;
EXPECT_EQ(S_OK, text_field_object->get_textAtOffset(
offset, IA2_TEXT_BOUNDARY_WORD, &start, &end,
word.Receive()));
EXPECT_EQ(offset, start);
EXPECT_LT(offset, end);
LONG space_offset = static_cast<LONG>(line1.find(' ', offset));
EXPECT_EQ(space_offset + 1, end);
LONG length = end - start;
EXPECT_STREQ(text.substr(start, length).c_str(), word);
word.Reset();
offset = end;
}
textarea_object.Reset();
text_field_object.Reset();
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestCaretAndSelectionInSimpleFields) {
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.AddState(ui::AX_STATE_FOCUSABLE);
ui::AXNodeData combo_box;
combo_box.id = 2;
combo_box.role = ui::AX_ROLE_COMBO_BOX;
combo_box.AddState(ui::AX_STATE_EDITABLE);
combo_box.AddState(ui::AX_STATE_FOCUSABLE);
combo_box.SetValue("Test1");
// Place the caret between 't' and 'e'.
combo_box.AddIntAttribute(ui::AX_ATTR_TEXT_SEL_START, 1);
combo_box.AddIntAttribute(ui::AX_ATTR_TEXT_SEL_END, 1);
ui::AXNodeData text_field;
text_field.id = 3;
text_field.role = ui::AX_ROLE_TEXT_FIELD;
text_field.AddState(ui::AX_STATE_EDITABLE);
text_field.AddState(ui::AX_STATE_FOCUSABLE);
text_field.SetValue("Test2");
// Select the letter 'e'.
text_field.AddIntAttribute(ui::AX_ATTR_TEXT_SEL_START, 1);
text_field.AddIntAttribute(ui::AX_ATTR_TEXT_SEL_END, 2);
root.child_ids.push_back(2);
root.child_ids.push_back(3);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, combo_box, text_field), nullptr,
new BrowserAccessibilityFactory()));
ASSERT_NE(nullptr, manager->GetRoot());
BrowserAccessibilityWin* root_accessible =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, root_accessible);
ASSERT_EQ(2U, root_accessible->PlatformChildCount());
BrowserAccessibilityWin* combo_box_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, combo_box_accessible);
manager->SetFocusLocallyForTesting(combo_box_accessible);
ASSERT_EQ(combo_box_accessible,
ToBrowserAccessibilityWin(manager->GetFocus()));
BrowserAccessibilityWin* text_field_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(1));
ASSERT_NE(nullptr, text_field_accessible);
// -2 is never a valid offset.
LONG caret_offset = -2;
LONG n_selections = -2;
LONG selection_start = -2;
LONG selection_end = -2;
// Test get_caretOffset.
HRESULT hr = combo_box_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, caret_offset);
// The caret should be at the end of the selection.
hr = text_field_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(2, caret_offset);
// Move the focus to the text field.
manager->SetFocusLocallyForTesting(text_field_accessible);
ASSERT_EQ(text_field_accessible,
ToBrowserAccessibilityWin(manager->GetFocus()));
// The caret should not have moved.
hr = text_field_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(2, caret_offset);
// Test get_nSelections.
hr = combo_box_accessible->GetCOM()->get_nSelections(&n_selections);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, n_selections);
hr = text_field_accessible->GetCOM()->get_nSelections(&n_selections);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, n_selections);
// Test get_selection.
hr = combo_box_accessible->GetCOM()->get_selection(
0L /* selection_index */, &selection_start, &selection_end);
EXPECT_EQ(E_INVALIDARG, hr); // No selections available.
hr = text_field_accessible->GetCOM()->get_selection(
0L /* selection_index */, &selection_start, &selection_end);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, selection_start);
EXPECT_EQ(2, selection_end);
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestCaretInContentEditables) {
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.AddState(ui::AX_STATE_FOCUSABLE);
ui::AXNodeData div_editable;
div_editable.id = 2;
div_editable.role = ui::AX_ROLE_GENERIC_CONTAINER;
div_editable.AddState(ui::AX_STATE_EDITABLE);
div_editable.AddState(ui::AX_STATE_FOCUSABLE);
ui::AXNodeData text;
text.id = 3;
text.role = ui::AX_ROLE_STATIC_TEXT;
text.AddState(ui::AX_STATE_EDITABLE);
text.SetName("Click ");
ui::AXNodeData link;
link.id = 4;
link.role = ui::AX_ROLE_LINK;
link.AddState(ui::AX_STATE_EDITABLE);
link.AddState(ui::AX_STATE_FOCUSABLE);
link.AddState(ui::AX_STATE_LINKED);
link.SetName("here");
ui::AXNodeData link_text;
link_text.id = 5;
link_text.role = ui::AX_ROLE_STATIC_TEXT;
link_text.AddState(ui::AX_STATE_EDITABLE);
link_text.AddState(ui::AX_STATE_FOCUSABLE);
link_text.AddState(ui::AX_STATE_LINKED);
link_text.SetName("here");
root.child_ids.push_back(2);
div_editable.child_ids.push_back(3);
div_editable.child_ids.push_back(4);
link.child_ids.push_back(5);
ui::AXTreeUpdate update = MakeAXTreeUpdate(
root, div_editable, link, link_text, text);
// Place the caret between 'h' and 'e'.
update.has_tree_data = true;
update.tree_data.sel_anchor_object_id = 5;
update.tree_data.sel_anchor_offset = 1;
update.tree_data.sel_focus_object_id = 5;
update.tree_data.sel_focus_offset = 1;
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(update, nullptr,
new BrowserAccessibilityFactory()));
ASSERT_NE(nullptr, manager->GetRoot());
BrowserAccessibilityWin* root_accessible =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, root_accessible);
ASSERT_EQ(1U, root_accessible->PlatformChildCount());
BrowserAccessibilityWin* div_editable_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, div_editable_accessible);
ASSERT_EQ(2U, div_editable_accessible->PlatformChildCount());
// -2 is never a valid offset.
LONG caret_offset = -2;
LONG n_selections = -2;
// No selection should be present.
HRESULT hr =
div_editable_accessible->GetCOM()->get_nSelections(&n_selections);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, n_selections);
// The caret should be on the embedded object character.
hr = div_editable_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(6, caret_offset);
// Move the focus to the content editable.
manager->SetFocusLocallyForTesting(div_editable_accessible);
ASSERT_EQ(div_editable_accessible,
ToBrowserAccessibilityWin(manager->GetFocus()));
BrowserAccessibilityWin* text_accessible =
ToBrowserAccessibilityWin(div_editable_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, text_accessible);
BrowserAccessibilityWin* link_accessible =
ToBrowserAccessibilityWin(div_editable_accessible->PlatformGetChild(1));
ASSERT_NE(nullptr, link_accessible);
ASSERT_EQ(1U, link_accessible->PlatformChildCount());
BrowserAccessibilityWin* link_text_accessible =
ToBrowserAccessibilityWin(link_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, link_text_accessible);
// The caret should not have moved.
hr = div_editable_accessible->GetCOM()->get_nSelections(&n_selections);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, n_selections);
hr = div_editable_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(6, caret_offset);
hr = link_accessible->GetCOM()->get_nSelections(&n_selections);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, n_selections);
hr = link_text_accessible->GetCOM()->get_nSelections(&n_selections);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, n_selections);
hr = link_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, caret_offset);
hr = link_text_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, caret_offset);
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestSelectionInContentEditables) {
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.AddState(ui::AX_STATE_FOCUSABLE);
ui::AXNodeData div_editable;
div_editable.id = 2;
div_editable.role = ui::AX_ROLE_GENERIC_CONTAINER;
div_editable.AddState(ui::AX_STATE_FOCUSABLE);
div_editable.AddState(ui::AX_STATE_EDITABLE);
ui::AXNodeData text;
text.id = 3;
text.role = ui::AX_ROLE_STATIC_TEXT;
text.AddState(ui::AX_STATE_FOCUSABLE);
text.AddState(ui::AX_STATE_EDITABLE);
text.SetName("Click ");
ui::AXNodeData link;
link.id = 4;
link.role = ui::AX_ROLE_LINK;
link.AddState(ui::AX_STATE_FOCUSABLE);
link.AddState(ui::AX_STATE_EDITABLE);
link.AddState(ui::AX_STATE_LINKED);
link.SetName("here");
ui::AXNodeData link_text;
link_text.id = 5;
link_text.role = ui::AX_ROLE_STATIC_TEXT;
link_text.AddState(ui::AX_STATE_FOCUSABLE);
link_text.AddState(ui::AX_STATE_EDITABLE);
link_text.AddState(ui::AX_STATE_LINKED);
link_text.SetName("here");
root.child_ids.push_back(2);
div_editable.child_ids.push_back(3);
div_editable.child_ids.push_back(4);
link.child_ids.push_back(5);
ui::AXTreeUpdate update =
MakeAXTreeUpdate(root, div_editable, link, link_text, text);
// Select the following part of the text: "lick here".
update.has_tree_data = true;
update.tree_data.sel_anchor_object_id = 3;
update.tree_data.sel_anchor_offset = 1;
update.tree_data.sel_focus_object_id = 5;
update.tree_data.sel_focus_offset = 4;
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(update, nullptr,
new BrowserAccessibilityFactory()));
ASSERT_NE(nullptr, manager->GetRoot());
BrowserAccessibilityWin* root_accessible =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, root_accessible);
ASSERT_EQ(1U, root_accessible->PlatformChildCount());
BrowserAccessibilityWin* div_editable_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, div_editable_accessible);
ASSERT_EQ(2U, div_editable_accessible->PlatformChildCount());
// -2 is never a valid offset.
LONG caret_offset = -2;
LONG n_selections = -2;
LONG selection_start = -2;
LONG selection_end = -2;
BrowserAccessibilityWin* text_accessible =
ToBrowserAccessibilityWin(div_editable_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, text_accessible);
BrowserAccessibilityWin* link_accessible =
ToBrowserAccessibilityWin(div_editable_accessible->PlatformGetChild(1));
ASSERT_NE(nullptr, link_accessible);
ASSERT_EQ(1U, link_accessible->PlatformChildCount());
BrowserAccessibilityWin* link_text_accessible =
ToBrowserAccessibilityWin(link_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, link_text_accessible);
// get_nSelections should work on all objects.
HRESULT hr =
div_editable_accessible->GetCOM()->get_nSelections(&n_selections);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, n_selections);
hr = text_accessible->GetCOM()->get_nSelections(&n_selections);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, n_selections);
hr = link_accessible->GetCOM()->get_nSelections(&n_selections);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, n_selections);
hr = link_text_accessible->GetCOM()->get_nSelections(&n_selections);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, n_selections);
// get_selection should be unaffected by focus placement.
hr = div_editable_accessible->GetCOM()->get_selection(
0L /* selection_index */, &selection_start, &selection_end);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, selection_start);
// selection_end should be after embedded object character.
EXPECT_EQ(7, selection_end);
hr = text_accessible->GetCOM()->get_selection(
0L /* selection_index */, &selection_start, &selection_end);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, selection_start);
// No embedded character on this object, only the first part of the text.
EXPECT_EQ(6, selection_end);
hr = link_accessible->GetCOM()->get_selection(
0L /* selection_index */, &selection_start, &selection_end);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, selection_start);
EXPECT_EQ(4, selection_end);
hr = link_text_accessible->GetCOM()->get_selection(
0L /* selection_index */, &selection_start, &selection_end);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, selection_start);
EXPECT_EQ(4, selection_end);
// The caret should be at the focus (the end) of the selection.
hr = div_editable_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(7, caret_offset);
// Move the focus to the content editable.
manager->SetFocusLocallyForTesting(div_editable_accessible);
ASSERT_EQ(div_editable_accessible,
ToBrowserAccessibilityWin(manager->GetFocus()));
// The caret should not have moved.
hr = div_editable_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(7, caret_offset);
// The caret offset should reflect the position of the selection's focus in
// any given object.
hr = link_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(4, caret_offset);
hr = link_text_accessible->GetCOM()->get_caretOffset(&caret_offset);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(4, caret_offset);
hr = div_editable_accessible->GetCOM()->get_selection(
0L /* selection_index */, &selection_start, &selection_end);
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(1, selection_start);
EXPECT_EQ(7, selection_end);
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestIAccessibleHyperlink) {
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.AddState(ui::AX_STATE_FOCUSABLE);
ui::AXNodeData div;
div.id = 2;
div.role = ui::AX_ROLE_GENERIC_CONTAINER;
div.AddState(ui::AX_STATE_FOCUSABLE);
ui::AXNodeData text;
text.id = 3;
text.role = ui::AX_ROLE_STATIC_TEXT;
text.SetName("Click ");
ui::AXNodeData link;
link.id = 4;
link.role = ui::AX_ROLE_LINK;
link.AddState(ui::AX_STATE_FOCUSABLE);
link.AddState(ui::AX_STATE_LINKED);
link.SetName("here");
link.AddStringAttribute(ui::AX_ATTR_URL, "example.com");
root.child_ids.push_back(2);
div.child_ids.push_back(3);
div.child_ids.push_back(4);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, div, link, text), nullptr,
new BrowserAccessibilityFactory()));
ASSERT_NE(nullptr, manager->GetRoot());
BrowserAccessibilityWin* root_accessible =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, root_accessible);
ASSERT_EQ(1U, root_accessible->PlatformChildCount());
BrowserAccessibilityWin* div_accessible =
ToBrowserAccessibilityWin(root_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, div_accessible);
ASSERT_EQ(2U, div_accessible->PlatformChildCount());
BrowserAccessibilityWin* text_accessible =
ToBrowserAccessibilityWin(div_accessible->PlatformGetChild(0));
ASSERT_NE(nullptr, text_accessible);
BrowserAccessibilityWin* link_accessible =
ToBrowserAccessibilityWin(div_accessible->PlatformGetChild(1));
ASSERT_NE(nullptr, link_accessible);
// -1 is never a valid value.
LONG n_actions = -1;
LONG start_index = -1;
LONG end_index = -1;
base::win::ScopedComPtr<IAccessibleHyperlink> hyperlink;
base::win::ScopedVariant anchor;
base::win::ScopedVariant anchor_target;
base::win::ScopedBstr bstr;
base::string16 div_hypertext(L"Click ");
div_hypertext.push_back(BrowserAccessibilityComWin::kEmbeddedCharacter);
// div_accessible and link_accessible are the only IA2 hyperlinks.
EXPECT_HRESULT_FAILED(
root_accessible->GetCOM()->QueryInterface(IID_PPV_ARGS(&hyperlink)));
hyperlink.Reset();
EXPECT_HRESULT_SUCCEEDED(
div_accessible->GetCOM()->QueryInterface(IID_PPV_ARGS(&hyperlink)));
hyperlink.Reset();
EXPECT_HRESULT_FAILED(
text_accessible->GetCOM()->QueryInterface(IID_PPV_ARGS(&hyperlink)));
hyperlink.Reset();
EXPECT_HRESULT_SUCCEEDED(
link_accessible->GetCOM()->QueryInterface(IID_PPV_ARGS(&hyperlink)));
hyperlink.Reset();
EXPECT_HRESULT_SUCCEEDED(root_accessible->GetCOM()->nActions(&n_actions));
EXPECT_EQ(0, n_actions);
EXPECT_HRESULT_SUCCEEDED(div_accessible->GetCOM()->nActions(&n_actions));
EXPECT_EQ(1, n_actions);
EXPECT_HRESULT_SUCCEEDED(text_accessible->GetCOM()->nActions(&n_actions));
EXPECT_EQ(0, n_actions);
EXPECT_HRESULT_SUCCEEDED(link_accessible->GetCOM()->nActions(&n_actions));
EXPECT_EQ(1, n_actions);
EXPECT_HRESULT_FAILED(
root_accessible->GetCOM()->get_anchor(0, anchor.Receive()));
anchor.Reset();
HRESULT hr = div_accessible->GetCOM()->get_anchor(0, anchor.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(VT_BSTR, anchor.type());
bstr.Reset(V_BSTR(anchor.ptr()));
EXPECT_STREQ(div_hypertext.c_str(), bstr);
bstr.Reset();
anchor.Reset();
EXPECT_HRESULT_FAILED(
text_accessible->GetCOM()->get_anchor(0, anchor.Receive()));
anchor.Reset();
hr = link_accessible->GetCOM()->get_anchor(0, anchor.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(VT_BSTR, anchor.type());
bstr.Reset(V_BSTR(anchor.ptr()));
EXPECT_STREQ(L"here", bstr);
bstr.Reset();
anchor.Reset();
EXPECT_HRESULT_FAILED(
div_accessible->GetCOM()->get_anchor(1, anchor.Receive()));
anchor.Reset();
EXPECT_HRESULT_FAILED(
link_accessible->GetCOM()->get_anchor(1, anchor.Receive()));
anchor.Reset();
EXPECT_HRESULT_FAILED(
root_accessible->GetCOM()->get_anchorTarget(0, anchor_target.Receive()));
anchor_target.Reset();
hr = div_accessible->GetCOM()->get_anchorTarget(0, anchor_target.Receive());
EXPECT_EQ(S_FALSE, hr);
EXPECT_EQ(VT_BSTR, anchor_target.type());
bstr.Reset(V_BSTR(anchor_target.ptr()));
// Target should be empty.
EXPECT_STREQ(L"", bstr);
bstr.Reset();
anchor_target.Reset();
EXPECT_HRESULT_FAILED(
text_accessible->GetCOM()->get_anchorTarget(0, anchor_target.Receive()));
anchor_target.Reset();
hr = link_accessible->GetCOM()->get_anchorTarget(0, anchor_target.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(VT_BSTR, anchor_target.type());
bstr.Reset(V_BSTR(anchor_target.ptr()));
EXPECT_STREQ(L"example.com", bstr);
bstr.Reset();
anchor_target.Reset();
EXPECT_HRESULT_FAILED(
div_accessible->GetCOM()->get_anchorTarget(1, anchor_target.Receive()));
anchor_target.Reset();
EXPECT_HRESULT_FAILED(
link_accessible->GetCOM()->get_anchorTarget(1, anchor_target.Receive()));
anchor_target.Reset();
EXPECT_HRESULT_FAILED(
root_accessible->GetCOM()->get_startIndex(&start_index));
EXPECT_HRESULT_SUCCEEDED(
div_accessible->GetCOM()->get_startIndex(&start_index));
EXPECT_EQ(0, start_index);
EXPECT_HRESULT_FAILED(
text_accessible->GetCOM()->get_startIndex(&start_index));
EXPECT_HRESULT_SUCCEEDED(
link_accessible->GetCOM()->get_startIndex(&start_index));
EXPECT_EQ(6, start_index);
EXPECT_HRESULT_FAILED(root_accessible->GetCOM()->get_endIndex(&end_index));
EXPECT_HRESULT_SUCCEEDED(div_accessible->GetCOM()->get_endIndex(&end_index));
EXPECT_EQ(1, end_index);
EXPECT_HRESULT_FAILED(text_accessible->GetCOM()->get_endIndex(&end_index));
EXPECT_HRESULT_SUCCEEDED(link_accessible->GetCOM()->get_endIndex(&end_index));
EXPECT_EQ(7, end_index);
}
TEST_F(BrowserAccessibilityTest, TestTextAttributesInContentEditables) {
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.AddState(ui::AX_STATE_FOCUSABLE);
ui::AXNodeData div_editable;
div_editable.id = 2;
div_editable.role = ui::AX_ROLE_GENERIC_CONTAINER;
div_editable.AddState(ui::AX_STATE_EDITABLE);
div_editable.AddState(ui::AX_STATE_FOCUSABLE);
div_editable.AddStringAttribute(ui::AX_ATTR_FONT_FAMILY, "Helvetica");
ui::AXNodeData text_before;
text_before.id = 3;
text_before.role = ui::AX_ROLE_STATIC_TEXT;
text_before.AddState(ui::AX_STATE_EDITABLE);
text_before.SetName("Before ");
text_before.AddIntAttribute(
ui::AX_ATTR_TEXT_STYLE,
(ui::AX_TEXT_STYLE_BOLD | ui::AX_TEXT_STYLE_ITALIC));
ui::AXNodeData link;
link.id = 4;
link.role = ui::AX_ROLE_LINK;
link.AddState(ui::AX_STATE_EDITABLE);
link.AddState(ui::AX_STATE_FOCUSABLE);
link.AddState(ui::AX_STATE_LINKED);
link.SetName("lnk");
link.AddIntAttribute(ui::AX_ATTR_TEXT_STYLE, ui::AX_TEXT_STYLE_UNDERLINE);
ui::AXNodeData link_text;
link_text.id = 5;
link_text.role = ui::AX_ROLE_STATIC_TEXT;
link_text.AddState(ui::AX_STATE_EDITABLE);
link_text.AddState(ui::AX_STATE_FOCUSABLE);
link_text.AddState(ui::AX_STATE_LINKED);
link_text.SetName("lnk");
link_text.AddIntAttribute(ui::AX_ATTR_TEXT_STYLE,
ui::AX_TEXT_STYLE_UNDERLINE);
// The name "lnk" is misspelled.
std::vector<int32_t> marker_types;
marker_types.push_back(static_cast<int32_t>(ui::AX_MARKER_TYPE_SPELLING));
std::vector<int32_t> marker_starts;
marker_starts.push_back(0);
std::vector<int32_t> marker_ends;
marker_ends.push_back(3);
link_text.AddIntListAttribute(ui::AX_ATTR_MARKER_TYPES, marker_types);
link_text.AddIntListAttribute(ui::AX_ATTR_MARKER_STARTS, marker_starts);
link_text.AddIntListAttribute(ui::AX_ATTR_MARKER_ENDS, marker_ends);
ui::AXNodeData text_after;
text_after.id = 6;
text_after.role = ui::AX_ROLE_STATIC_TEXT;
text_after.AddState(ui::AX_STATE_EDITABLE);
text_after.SetName(" after.");
// Leave text style as normal.
root.child_ids.push_back(div_editable.id);
div_editable.child_ids.push_back(text_before.id);
div_editable.child_ids.push_back(link.id);
div_editable.child_ids.push_back(text_after.id);
link.child_ids.push_back(link_text.id);
ui::AXTreeUpdate update = MakeAXTreeUpdate(root, div_editable, text_before,
link, link_text, text_after);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(update, nullptr,
new BrowserAccessibilityFactory()));
ASSERT_NE(nullptr, manager->GetRoot());
BrowserAccessibilityWin* ax_root =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, ax_root);
ASSERT_EQ(1U, ax_root->PlatformChildCount());
BrowserAccessibilityWin* ax_div =
ToBrowserAccessibilityWin(ax_root->PlatformGetChild(0));
ASSERT_NE(nullptr, ax_div);
ASSERT_EQ(3U, ax_div->PlatformChildCount());
BrowserAccessibilityWin* ax_before =
ToBrowserAccessibilityWin(ax_div->PlatformGetChild(0));
ASSERT_NE(nullptr, ax_before);
BrowserAccessibilityWin* ax_link =
ToBrowserAccessibilityWin(ax_div->PlatformGetChild(1));
ASSERT_NE(nullptr, ax_link);
ASSERT_EQ(1U, ax_link->PlatformChildCount());
BrowserAccessibilityWin* ax_after =
ToBrowserAccessibilityWin(ax_div->PlatformGetChild(2));
ASSERT_NE(nullptr, ax_after);
BrowserAccessibilityWin* ax_link_text =
ToBrowserAccessibilityWin(ax_link->PlatformGetChild(0));
ASSERT_NE(nullptr, ax_link_text);
HRESULT hr;
LONG n_characters, start_offset, end_offset;
base::win::ScopedBstr text_attributes;
ASSERT_HRESULT_SUCCEEDED(ax_root->GetCOM()->get_nCharacters(&n_characters));
ASSERT_EQ(1, n_characters);
ASSERT_HRESULT_SUCCEEDED(ax_div->GetCOM()->get_nCharacters(&n_characters));
ASSERT_EQ(15, n_characters);
// Test the style of the root.
hr = ax_root->GetCOM()->get_attributes(0, &start_offset, &end_offset,
text_attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, start_offset);
EXPECT_EQ(1, end_offset);
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-family:Helvetica"));
text_attributes.Reset();
// Test the style of text_before.
for (LONG offset = 0; offset < 7; ++offset) {
hr = ax_div->GetCOM()->get_attributes(0, &start_offset, &end_offset,
text_attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, start_offset);
EXPECT_EQ(7, end_offset);
base::string16 attributes(text_attributes);
EXPECT_NE(base::string16::npos, attributes.find(L"font-family:Helvetica"));
EXPECT_NE(base::string16::npos, attributes.find(L"font-weight:bold"));
EXPECT_NE(base::string16::npos, attributes.find(L"font-style:italic"));
text_attributes.Reset();
}
// Test the style of the link.
hr = ax_link->GetCOM()->get_attributes(0, &start_offset, &end_offset,
text_attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, start_offset);
EXPECT_EQ(3, end_offset);
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-family:Helvetica"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-weight:normal"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-style:normal"));
EXPECT_NE(
base::string16::npos,
base::string16(text_attributes).find(L"text-underline-style:solid"));
EXPECT_NE(
base::string16::npos,
base::string16(text_attributes).find(L"text-underline-type:single"));
text_attributes.Reset();
hr = ax_link_text->GetCOM()->get_attributes(2, &start_offset, &end_offset,
text_attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, start_offset);
EXPECT_EQ(3, end_offset);
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-family:Helvetica"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-weight:normal"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-style:normal"));
EXPECT_NE(
base::string16::npos,
base::string16(text_attributes).find(L"text-underline-style:solid"));
EXPECT_NE(
base::string16::npos,
base::string16(text_attributes).find(L"text-underline-type:single"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"invalid:spelling"));
text_attributes.Reset();
// Test the style of text_after.
for (LONG offset = 8; offset < 15; ++offset) {
hr = ax_div->GetCOM()->get_attributes(offset, &start_offset, &end_offset,
text_attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(8, start_offset);
EXPECT_EQ(15, end_offset);
base::string16 attributes(text_attributes);
EXPECT_NE(base::string16::npos, attributes.find(L"font-family:Helvetica"));
EXPECT_NE(base::string16::npos, attributes.find(L"font-weight:normal"));
EXPECT_NE(base::string16::npos, attributes.find(L"font-style:normal"));
EXPECT_NE(
base::string16::npos,
base::string16(text_attributes).find(L"text-underline-style:none"));
EXPECT_NE(
base::string16::npos,
base::string16(text_attributes).find(L"text-underline-type:none"));
EXPECT_EQ(base::string16::npos, attributes.find(L"invalid:spelling"));
text_attributes.Reset();
}
// Test the style of the static text nodes.
hr = ax_before->GetCOM()->get_attributes(6, &start_offset, &end_offset,
text_attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, start_offset);
EXPECT_EQ(7, end_offset);
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-family:Helvetica"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-weight:bold"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-style:italic"));
EXPECT_EQ(base::string16::npos,
base::string16(text_attributes).find(L"invalid:spelling"));
text_attributes.Reset();
hr = ax_after->GetCOM()->get_attributes(6, &start_offset, &end_offset,
text_attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, start_offset);
EXPECT_EQ(7, end_offset);
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-family:Helvetica"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-weight:normal"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"font-style:normal"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"text-underline-style:none"));
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"text-underline-type:none"));
EXPECT_EQ(base::string16::npos,
base::string16(text_attributes).find(L"invalid:spelling"));
text_attributes.Reset();
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestMisspellingsInSimpleTextFields) {
std::string value1("Testing .");
// The word "helo" is misspelled.
std::string value2("Helo there.");
LONG value1_length = static_cast<LONG>(value1.length());
LONG value2_length = static_cast<LONG>(value2.length());
LONG combo_box_value_length = value1_length + value2_length;
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.AddState(ui::AX_STATE_FOCUSABLE);
ui::AXNodeData combo_box;
combo_box.id = 2;
combo_box.role = ui::AX_ROLE_COMBO_BOX;
combo_box.AddState(ui::AX_STATE_EDITABLE);
combo_box.AddState(ui::AX_STATE_FOCUSABLE);
combo_box.SetValue(value1 + value2);
ui::AXNodeData combo_box_div;
combo_box_div.id = 3;
combo_box_div.role = ui::AX_ROLE_GENERIC_CONTAINER;
combo_box_div.AddState(ui::AX_STATE_EDITABLE);
ui::AXNodeData static_text1;
static_text1.id = 4;
static_text1.role = ui::AX_ROLE_STATIC_TEXT;
static_text1.AddState(ui::AX_STATE_EDITABLE);
static_text1.SetName(value1);
ui::AXNodeData static_text2;
static_text2.id = 5;
static_text2.role = ui::AX_ROLE_STATIC_TEXT;
static_text2.AddState(ui::AX_STATE_EDITABLE);
static_text2.SetName(value2);
std::vector<int32_t> marker_types;
marker_types.push_back(static_cast<int32_t>(ui::AX_MARKER_TYPE_SPELLING));
std::vector<int32_t> marker_starts;
marker_starts.push_back(0);
std::vector<int32_t> marker_ends;
marker_ends.push_back(4);
static_text2.AddIntListAttribute(ui::AX_ATTR_MARKER_TYPES, marker_types);
static_text2.AddIntListAttribute(ui::AX_ATTR_MARKER_STARTS, marker_starts);
static_text2.AddIntListAttribute(ui::AX_ATTR_MARKER_ENDS, marker_ends);
root.child_ids.push_back(combo_box.id);
combo_box.child_ids.push_back(combo_box_div.id);
combo_box_div.child_ids.push_back(static_text1.id);
combo_box_div.child_ids.push_back(static_text2.id);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, combo_box, combo_box_div, static_text1,
static_text2),
nullptr, new BrowserAccessibilityFactory()));
ASSERT_NE(nullptr, manager->GetRoot());
BrowserAccessibilityWin* ax_root =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, ax_root);
ASSERT_EQ(1U, ax_root->PlatformChildCount());
BrowserAccessibilityWin* ax_combo_box =
ToBrowserAccessibilityWin(ax_root->PlatformGetChild(0));
ASSERT_NE(nullptr, ax_combo_box);
ASSERT_EQ(1U, ax_combo_box->PlatformChildCount());
HRESULT hr;
LONG start_offset, end_offset;
base::win::ScopedBstr text_attributes;
// Ensure that the first part of the value is not marked misspelled.
for (LONG offset = 0; offset < value1_length; ++offset) {
hr = ax_combo_box->GetCOM()->get_attributes(
offset, &start_offset, &end_offset, text_attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(0, start_offset);
EXPECT_EQ(value1_length, end_offset);
EXPECT_EQ(base::string16::npos,
base::string16(text_attributes).find(L"invalid:spelling"));
text_attributes.Reset();
}
// Ensure that "helo" is marked misspelled.
for (LONG offset = value1_length; offset < value1_length + 4; ++offset) {
hr = ax_combo_box->GetCOM()->get_attributes(
offset, &start_offset, &end_offset, text_attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(value1_length, start_offset);
EXPECT_EQ(value1_length + 4, end_offset);
EXPECT_NE(base::string16::npos,
base::string16(text_attributes).find(L"invalid:spelling"));
text_attributes.Reset();
}
// Ensure that the last part of the value is not marked misspelled.
for (LONG offset = value1_length + 4; offset < combo_box_value_length;
++offset) {
hr = ax_combo_box->GetCOM()->get_attributes(
offset, &start_offset, &end_offset, text_attributes.Receive());
EXPECT_EQ(S_OK, hr);
EXPECT_EQ(value1_length + 4, start_offset);
EXPECT_EQ(combo_box_value_length, end_offset);
EXPECT_EQ(base::string16::npos,
base::string16(text_attributes).find(L"invalid:spelling"));
text_attributes.Reset();
}
manager.reset();
}
TEST_F(BrowserAccessibilityTest, TestDeepestFirstLastChild) {
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
ui::AXNodeData child1;
child1.id = 2;
child1.role = ui::AX_ROLE_STATIC_TEXT;
root.child_ids.push_back(2);
ui::AXNodeData child2;
child2.id = 3;
child2.role = ui::AX_ROLE_STATIC_TEXT;
root.child_ids.push_back(3);
ui::AXNodeData child2_child1;
child2_child1.id = 4;
child2_child1.role = ui::AX_ROLE_INLINE_TEXT_BOX;
child2.child_ids.push_back(4);
ui::AXNodeData child2_child2;
child2_child2.id = 5;
child2_child2.role = ui::AX_ROLE_INLINE_TEXT_BOX;
child2.child_ids.push_back(5);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, child1, child2, child2_child1, child2_child2),
nullptr, new BrowserAccessibilityFactory()));
BrowserAccessibility* root_accessible = manager->GetRoot();
ASSERT_NE(nullptr, root_accessible);
ASSERT_EQ(2U, root_accessible->PlatformChildCount());
BrowserAccessibility* child1_accessible =
root_accessible->PlatformGetChild(0);
ASSERT_NE(nullptr, child1_accessible);
BrowserAccessibility* child2_accessible =
root_accessible->PlatformGetChild(1);
ASSERT_NE(nullptr, child2_accessible);
ASSERT_EQ(0U, child2_accessible->PlatformChildCount());
ASSERT_EQ(2U, child2_accessible->InternalChildCount());
BrowserAccessibility* child2_child1_accessible =
child2_accessible->InternalGetChild(0);
ASSERT_NE(nullptr, child2_child1_accessible);
BrowserAccessibility* child2_child2_accessible =
child2_accessible->InternalGetChild(1);
ASSERT_NE(nullptr, child2_child2_accessible);
EXPECT_EQ(child1_accessible, root_accessible->PlatformDeepestFirstChild());
EXPECT_EQ(child1_accessible, root_accessible->InternalDeepestFirstChild());
EXPECT_EQ(child2_accessible, root_accessible->PlatformDeepestLastChild());
EXPECT_EQ(child2_child2_accessible,
root_accessible->InternalDeepestLastChild());
EXPECT_EQ(nullptr, child1_accessible->PlatformDeepestFirstChild());
EXPECT_EQ(nullptr, child1_accessible->InternalDeepestFirstChild());
EXPECT_EQ(nullptr, child1_accessible->PlatformDeepestLastChild());
EXPECT_EQ(nullptr, child1_accessible->InternalDeepestLastChild());
EXPECT_EQ(nullptr, child2_accessible->PlatformDeepestFirstChild());
EXPECT_EQ(child2_child1_accessible,
child2_accessible->InternalDeepestFirstChild());
EXPECT_EQ(nullptr, child2_accessible->PlatformDeepestLastChild());
EXPECT_EQ(child2_child2_accessible,
child2_accessible->InternalDeepestLastChild());
EXPECT_EQ(nullptr, child2_child1_accessible->PlatformDeepestFirstChild());
EXPECT_EQ(nullptr, child2_child1_accessible->InternalDeepestFirstChild());
EXPECT_EQ(nullptr, child2_child1_accessible->PlatformDeepestLastChild());
EXPECT_EQ(nullptr, child2_child1_accessible->InternalDeepestLastChild());
EXPECT_EQ(nullptr, child2_child2_accessible->PlatformDeepestFirstChild());
EXPECT_EQ(nullptr, child2_child2_accessible->InternalDeepestFirstChild());
EXPECT_EQ(nullptr, child2_child2_accessible->PlatformDeepestLastChild());
EXPECT_EQ(nullptr, child2_child2_accessible->InternalDeepestLastChild());
}
TEST_F(BrowserAccessibilityTest, TestInheritedStringAttributes) {
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
root.AddStringAttribute(ui::AX_ATTR_LANGUAGE, "en-US");
root.AddStringAttribute(ui::AX_ATTR_FONT_FAMILY, "Helvetica");
ui::AXNodeData child1;
child1.id = 2;
child1.role = ui::AX_ROLE_STATIC_TEXT;
root.child_ids.push_back(2);
ui::AXNodeData child2;
child2.id = 3;
child2.role = ui::AX_ROLE_STATIC_TEXT;
child2.AddStringAttribute(ui::AX_ATTR_LANGUAGE, "fr");
child2.AddStringAttribute(ui::AX_ATTR_FONT_FAMILY, "Arial");
root.child_ids.push_back(3);
ui::AXNodeData child2_child1;
child2_child1.id = 4;
child2_child1.role = ui::AX_ROLE_INLINE_TEXT_BOX;
child2.child_ids.push_back(4);
ui::AXNodeData child2_child2;
child2_child2.id = 5;
child2_child2.role = ui::AX_ROLE_INLINE_TEXT_BOX;
child2.child_ids.push_back(5);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, child1, child2, child2_child1, child2_child2),
nullptr, new BrowserAccessibilityFactory()));
BrowserAccessibility* root_accessible = manager->GetRoot();
ASSERT_NE(nullptr, root_accessible);
BrowserAccessibility* child1_accessible =
root_accessible->PlatformGetChild(0);
ASSERT_NE(nullptr, child1_accessible);
BrowserAccessibility* child2_accessible =
root_accessible->PlatformGetChild(1);
ASSERT_NE(nullptr, child2_accessible);
BrowserAccessibility* child2_child1_accessible =
child2_accessible->InternalGetChild(0);
ASSERT_NE(nullptr, child2_child1_accessible);
BrowserAccessibility* child2_child2_accessible =
child2_accessible->InternalGetChild(1);
ASSERT_NE(nullptr, child2_child2_accessible);
// Test GetInheritedString16Attribute(attribute).
EXPECT_EQ(
base::UTF8ToUTF16("en-US"),
root_accessible->GetInheritedString16Attribute(ui::AX_ATTR_LANGUAGE));
EXPECT_EQ(
base::UTF8ToUTF16("en-US"),
child1_accessible->GetInheritedString16Attribute(ui::AX_ATTR_LANGUAGE));
EXPECT_EQ(
base::UTF8ToUTF16("fr"),
child2_accessible->GetInheritedString16Attribute(ui::AX_ATTR_LANGUAGE));
EXPECT_EQ(base::UTF8ToUTF16("fr"),
child2_child1_accessible->GetInheritedString16Attribute(
ui::AX_ATTR_LANGUAGE));
EXPECT_EQ(base::UTF8ToUTF16("fr"),
child2_child2_accessible->GetInheritedString16Attribute(
ui::AX_ATTR_LANGUAGE));
// Test GetInheritedString16Attribute(attribute, out_value).
base::string16 value16;
EXPECT_TRUE(root_accessible->GetInheritedString16Attribute(
ui::AX_ATTR_LANGUAGE, &value16));
EXPECT_EQ(base::UTF8ToUTF16("en-US"), value16);
EXPECT_TRUE(child1_accessible->GetInheritedString16Attribute(
ui::AX_ATTR_LANGUAGE, &value16));
EXPECT_EQ(base::UTF8ToUTF16("en-US"), value16);
EXPECT_TRUE(child2_accessible->GetInheritedString16Attribute(
ui::AX_ATTR_LANGUAGE, &value16));
EXPECT_EQ(base::UTF8ToUTF16("fr"), value16);
EXPECT_TRUE(child2_child1_accessible->GetInheritedString16Attribute(
ui::AX_ATTR_LANGUAGE, &value16));
EXPECT_EQ(base::UTF8ToUTF16("fr"), value16);
EXPECT_TRUE(child2_child2_accessible->GetInheritedString16Attribute(
ui::AX_ATTR_LANGUAGE, &value16));
EXPECT_EQ(base::UTF8ToUTF16("fr"), value16);
// Test GetInheritedStringAttribute(attribute).
EXPECT_EQ("Helvetica", root_accessible->GetInheritedStringAttribute(
ui::AX_ATTR_FONT_FAMILY));
EXPECT_EQ("Helvetica", child1_accessible->GetInheritedStringAttribute(
ui::AX_ATTR_FONT_FAMILY));
EXPECT_EQ("Arial", child2_accessible->GetInheritedStringAttribute(
ui::AX_ATTR_FONT_FAMILY));
EXPECT_EQ("Arial", child2_child1_accessible->GetInheritedStringAttribute(
ui::AX_ATTR_FONT_FAMILY));
EXPECT_EQ("Arial", child2_child2_accessible->GetInheritedStringAttribute(
ui::AX_ATTR_FONT_FAMILY));
// Test GetInheritedStringAttribute(attribute, out_value).
std::string value;
EXPECT_TRUE(root_accessible->GetInheritedStringAttribute(
ui::AX_ATTR_FONT_FAMILY, &value));
EXPECT_EQ("Helvetica", value);
EXPECT_TRUE(child1_accessible->GetInheritedStringAttribute(
ui::AX_ATTR_FONT_FAMILY, &value));
EXPECT_EQ("Helvetica", value);
EXPECT_TRUE(child2_accessible->GetInheritedStringAttribute(
ui::AX_ATTR_FONT_FAMILY, &value));
EXPECT_EQ("Arial", value);
EXPECT_TRUE(child2_child1_accessible->GetInheritedStringAttribute(
ui::AX_ATTR_FONT_FAMILY, &value));
EXPECT_EQ("Arial", value);
EXPECT_TRUE(child2_child2_accessible->GetInheritedStringAttribute(
ui::AX_ATTR_FONT_FAMILY, &value));
EXPECT_EQ("Arial", value);
}
TEST_F(BrowserAccessibilityTest, TestSanitizeStringAttributeForIA2) {
base::string16 input(L"\\:=,;");
base::string16 output;
BrowserAccessibilityComWin::SanitizeStringAttributeForIA2(input, &output);
EXPECT_EQ(L"\\\\\\:\\=\\,\\;", output);
}
TEST_F(BrowserAccessibilityTest, UniqueIdWinInvalidAfterDeletingTree) {
ui::AXNodeData root_node;
root_node.id = 1;
root_node.role = ui::AX_ROLE_ROOT_WEB_AREA;
ui::AXNodeData child_node;
child_node.id = 2;
root_node.child_ids.push_back(2);
std::unique_ptr<BrowserAccessibilityManagerWin> manager(
new BrowserAccessibilityManagerWin(
MakeAXTreeUpdate(root_node, child_node), nullptr,
new BrowserAccessibilityFactory()));
BrowserAccessibility* root = manager->GetRoot();
int32_t root_unique_id = GetUniqueId(root);
BrowserAccessibility* child = root->PlatformGetChild(0);
int32_t child_unique_id = GetUniqueId(child);
// Now destroy that original tree and create a new tree.
manager.reset(new BrowserAccessibilityManagerWin(
MakeAXTreeUpdate(root_node, child_node), nullptr,
new BrowserAccessibilityFactory()));
root = manager->GetRoot();
int32_t root_unique_id_2 = GetUniqueId(root);
child = root->PlatformGetChild(0);
int32_t child_unique_id_2 = GetUniqueId(child);
// The nodes in the new tree should not have the same ids.
EXPECT_NE(root_unique_id, root_unique_id_2);
EXPECT_NE(child_unique_id, child_unique_id_2);
// Trying to access the unique IDs of the old, deleted objects should fail.
base::win::ScopedVariant old_root_variant(-root_unique_id);
base::win::ScopedComPtr<IDispatch> old_root_dispatch;
HRESULT hr = ToBrowserAccessibilityWin(root)->GetCOM()->get_accChild(
old_root_variant, old_root_dispatch.GetAddressOf());
EXPECT_EQ(E_INVALIDARG, hr);
base::win::ScopedVariant old_child_variant(-child_unique_id);
base::win::ScopedComPtr<IDispatch> old_child_dispatch;
hr = ToBrowserAccessibilityWin(root)->GetCOM()->get_accChild(
old_child_variant, old_child_dispatch.GetAddressOf());
EXPECT_EQ(E_INVALIDARG, hr);
// Trying to access the unique IDs of the new objects should succeed.
base::win::ScopedVariant new_root_variant(-root_unique_id_2);
base::win::ScopedComPtr<IDispatch> new_root_dispatch;
hr = ToBrowserAccessibilityWin(root)->GetCOM()->get_accChild(
new_root_variant, new_root_dispatch.GetAddressOf());
EXPECT_EQ(S_OK, hr);
base::win::ScopedVariant new_child_variant(-child_unique_id_2);
base::win::ScopedComPtr<IDispatch> new_child_dispatch;
hr = ToBrowserAccessibilityWin(root)->GetCOM()->get_accChild(
new_child_variant, new_child_dispatch.GetAddressOf());
EXPECT_EQ(S_OK, hr);
}
TEST_F(BrowserAccessibilityTest, AccChildOnlyReturnsDescendants) {
ui::AXNodeData root_node;
root_node.id = 1;
root_node.role = ui::AX_ROLE_ROOT_WEB_AREA;
ui::AXNodeData child_node;
child_node.id = 2;
root_node.child_ids.push_back(2);
std::unique_ptr<BrowserAccessibilityManagerWin> manager(
new BrowserAccessibilityManagerWin(
MakeAXTreeUpdate(root_node, child_node), nullptr,
new BrowserAccessibilityFactory()));
BrowserAccessibility* root = manager->GetRoot();
BrowserAccessibility* child = root->PlatformGetChild(0);
base::win::ScopedVariant root_unique_id_variant(-GetUniqueId(root));
base::win::ScopedComPtr<IDispatch> result;
EXPECT_EQ(E_INVALIDARG,
ToBrowserAccessibilityWin(child)->GetCOM()->get_accChild(
root_unique_id_variant, result.GetAddressOf()));
base::win::ScopedVariant child_unique_id_variant(-GetUniqueId(child));
EXPECT_EQ(S_OK, ToBrowserAccessibilityWin(root)->GetCOM()->get_accChild(
child_unique_id_variant, result.GetAddressOf()));
}
TEST_F(BrowserAccessibilityTest, TestIAccessible2Relations) {
ui::AXNodeData root;
root.id = 1;
root.role = ui::AX_ROLE_ROOT_WEB_AREA;
// Reflexive relations should be ignored.
std::vector<int32_t> describedby_ids = {1, 2, 3};
root.AddIntListAttribute(ui::AX_ATTR_DESCRIBEDBY_IDS, describedby_ids);
ui::AXNodeData child1;
child1.id = 2;
child1.role = ui::AX_ROLE_STATIC_TEXT;
root.child_ids.push_back(2);
ui::AXNodeData child2;
child2.id = 3;
child2.role = ui::AX_ROLE_STATIC_TEXT;
root.child_ids.push_back(3);
std::unique_ptr<BrowserAccessibilityManager> manager(
BrowserAccessibilityManager::Create(
MakeAXTreeUpdate(root, child1, child2), nullptr,
new BrowserAccessibilityFactory()));
BrowserAccessibilityWin* ax_root =
ToBrowserAccessibilityWin(manager->GetRoot());
ASSERT_NE(nullptr, ax_root);
BrowserAccessibilityWin* ax_child1 =
ToBrowserAccessibilityWin(ax_root->PlatformGetChild(0));
ASSERT_NE(nullptr, ax_child1);
BrowserAccessibilityWin* ax_child2 =
ToBrowserAccessibilityWin(ax_root->PlatformGetChild(1));
ASSERT_NE(nullptr, ax_child2);
LONG n_relations = 0;
LONG n_targets = 0;
LONG unique_id = 0;
base::win::ScopedBstr relation_type;
base::win::ScopedComPtr<IAccessibleRelation> describedby_relation;
base::win::ScopedComPtr<IAccessibleRelation> description_for_relation;
base::win::ScopedComPtr<IUnknown> target;
base::win::ScopedComPtr<IAccessible2> ax_target;
EXPECT_HRESULT_SUCCEEDED(ax_root->GetCOM()->get_nRelations(&n_relations));
EXPECT_EQ(1, n_relations);
EXPECT_HRESULT_SUCCEEDED(
ax_root->GetCOM()->get_relation(0, describedby_relation.GetAddressOf()));
EXPECT_HRESULT_SUCCEEDED(
describedby_relation->get_relationType(relation_type.Receive()));
EXPECT_EQ(L"describedBy", base::string16(relation_type));
relation_type.Reset();
EXPECT_HRESULT_SUCCEEDED(describedby_relation->get_nTargets(&n_targets));
EXPECT_EQ(2, n_targets);
EXPECT_HRESULT_SUCCEEDED(
describedby_relation->get_target(0, target.GetAddressOf()));
target.CopyTo(ax_target.GetAddressOf());
EXPECT_HRESULT_SUCCEEDED(ax_target->get_uniqueID(&unique_id));
EXPECT_EQ(-GetUniqueId(ax_child1), unique_id);
ax_target.Reset();
target.Reset();
EXPECT_HRESULT_SUCCEEDED(
describedby_relation->get_target(1, target.GetAddressOf()));
target.CopyTo(ax_target.GetAddressOf());
EXPECT_HRESULT_SUCCEEDED(ax_target->get_uniqueID(&unique_id));
EXPECT_EQ(-GetUniqueId(ax_child2), unique_id);
ax_target.Reset();
target.Reset();
describedby_relation.Reset();
// Test the reverse relations.
EXPECT_HRESULT_SUCCEEDED(ax_child1->GetCOM()->get_nRelations(&n_relations));
EXPECT_EQ(1, n_relations);
EXPECT_HRESULT_SUCCEEDED(ax_child1->GetCOM()->get_relation(
0, description_for_relation.GetAddressOf()));
EXPECT_HRESULT_SUCCEEDED(
description_for_relation->get_relationType(relation_type.Receive()));
EXPECT_EQ(L"descriptionFor", base::string16(relation_type));
relation_type.Reset();
EXPECT_HRESULT_SUCCEEDED(description_for_relation->get_nTargets(&n_targets));
EXPECT_EQ(1, n_targets);
EXPECT_HRESULT_SUCCEEDED(
description_for_relation->get_target(0, target.GetAddressOf()));
target.CopyTo(ax_target.GetAddressOf());
EXPECT_HRESULT_SUCCEEDED(ax_target->get_uniqueID(&unique_id));
EXPECT_EQ(-GetUniqueId(ax_root), unique_id);
ax_target.Reset();
target.Reset();
description_for_relation.Reset();
EXPECT_HRESULT_SUCCEEDED(ax_child2->GetCOM()->get_nRelations(&n_relations));
EXPECT_EQ(1, n_relations);
EXPECT_HRESULT_SUCCEEDED(ax_child2->GetCOM()->get_relation(
0, description_for_relation.GetAddressOf()));
EXPECT_HRESULT_SUCCEEDED(
description_for_relation->get_relationType(relation_type.Receive()));
EXPECT_EQ(L"descriptionFor", base::string16(relation_type));
relation_type.Reset();
EXPECT_HRESULT_SUCCEEDED(description_for_relation->get_nTargets(&n_targets));
EXPECT_EQ(1, n_targets);
EXPECT_HRESULT_SUCCEEDED(
description_for_relation->get_target(0, target.GetAddressOf()));
target.CopyTo(ax_target.GetAddressOf());
EXPECT_HRESULT_SUCCEEDED(ax_target->get_uniqueID(&unique_id));
EXPECT_EQ(-GetUniqueId(ax_root), unique_id);
ax_target.Reset();
target.Reset();
// Try adding one more relation.
std::vector<int32_t> labelledby_ids = {3};
child1.AddIntListAttribute(ui::AX_ATTR_LABELLEDBY_IDS, labelledby_ids);
AXEventNotificationDetails event;
event.event_type = ui::AX_EVENT_ARIA_ATTRIBUTE_CHANGED;
event.update.nodes.push_back(child1);
event.id = child1.id;
std::vector<AXEventNotificationDetails> events = {event};
manager->OnAccessibilityEvents(events);
EXPECT_HRESULT_SUCCEEDED(ax_child1->GetCOM()->get_nRelations(&n_relations));
EXPECT_EQ(2, n_relations);
EXPECT_HRESULT_SUCCEEDED(ax_child2->GetCOM()->get_nRelations(&n_relations));
EXPECT_EQ(2, n_relations);
}
} // namespace content