| // 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 <stdint.h> |
| |
| #include "base/macros.h" |
| #include "base/memory/scoped_ptr.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/accessibility/browser_accessibility_win.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/base/win/atl_module.h" |
| |
| namespace content { |
| namespace { |
| |
| |
| // CountedBrowserAccessibility ------------------------------------------------ |
| |
| // Subclass of BrowserAccessibilityWin that counts the number of instances. |
| class CountedBrowserAccessibility : public BrowserAccessibilityWin { |
| public: |
| CountedBrowserAccessibility(); |
| ~CountedBrowserAccessibility() override; |
| |
| static void reset() { num_instances_ = 0; } |
| static int num_instances() { return num_instances_; } |
| |
| private: |
| static int num_instances_; |
| |
| DISALLOW_COPY_AND_ASSIGN(CountedBrowserAccessibility); |
| }; |
| |
| // static |
| int CountedBrowserAccessibility::num_instances_ = 0; |
| |
| CountedBrowserAccessibility::CountedBrowserAccessibility() { |
| ++num_instances_; |
| } |
| |
| CountedBrowserAccessibility::~CountedBrowserAccessibility() { |
| --num_instances_; |
| } |
| |
| |
| // CountedBrowserAccessibilityFactory ----------------------------------------- |
| |
| // Factory that creates a CountedBrowserAccessibility. |
| class CountedBrowserAccessibilityFactory : public BrowserAccessibilityFactory { |
| public: |
| CountedBrowserAccessibilityFactory(); |
| |
| private: |
| ~CountedBrowserAccessibilityFactory() override; |
| |
| BrowserAccessibility* Create() override; |
| |
| DISALLOW_COPY_AND_ASSIGN(CountedBrowserAccessibilityFactory); |
| }; |
| |
| CountedBrowserAccessibilityFactory::CountedBrowserAccessibilityFactory() { |
| } |
| |
| CountedBrowserAccessibilityFactory::~CountedBrowserAccessibilityFactory() { |
| } |
| |
| BrowserAccessibility* CountedBrowserAccessibilityFactory::Create() { |
| CComObject<CountedBrowserAccessibility>* instance; |
| HRESULT hr = CComObject<CountedBrowserAccessibility>::CreateInstance( |
| &instance); |
| DCHECK(SUCCEEDED(hr)); |
| instance->AddRef(); |
| return instance; |
| } |
| |
| } // namespace |
| |
| |
| // 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; |
| button.state = 0; |
| |
| ui::AXNodeData checkbox; |
| checkbox.id = 3; |
| checkbox.SetName("Checkbox"); |
| checkbox.role = ui::AX_ROLE_CHECK_BOX; |
| checkbox.state = 0; |
| |
| ui::AXNodeData root; |
| root.id = 1; |
| root.SetName("Document"); |
| root.role = ui::AX_ROLE_ROOT_WEB_AREA; |
| root.state = 0; |
| 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. |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, button, checkbox), |
| NULL, new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(3, CountedBrowserAccessibility::num_instances()); |
| |
| // Delete the manager and test that all 3 instances are deleted. |
| manager.reset(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| |
| // 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), |
| NULL, new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(3, CountedBrowserAccessibility::num_instances()); |
| IAccessible* root_accessible = ToBrowserAccessibilityWin(manager->GetRoot()); |
| 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(); |
| ASSERT_EQ(2, CountedBrowserAccessibility::num_instances()); |
| |
| // 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(); |
| ASSERT_EQ(1, CountedBrowserAccessibility::num_instances()); |
| child1_iaccessible->Release(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| 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"); |
| text.state = 0; |
| |
| ui::AXNodeData root; |
| root.id = 1; |
| root.SetName("Document"); |
| root.role = ui::AX_ROLE_ROOT_WEB_AREA; |
| root.state = 0; |
| root.child_ids.push_back(2); |
| |
| // Construct a BrowserAccessibilityManager with this |
| // ui::AXNodeData tree and a factory for an instance-counting |
| // BrowserAccessibility. |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, text), |
| NULL, new CountedBrowserAccessibilityFactory())); |
| |
| // 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())->get_accChild( |
| one, text_dispatch.Receive()); |
| ASSERT_EQ(S_OK, hr); |
| |
| base::win::ScopedComPtr<IAccessible> text_accessible; |
| hr = text_dispatch.QueryInterface(text_accessible.Receive()); |
| 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.Release(); |
| text_accessible.Release(); |
| |
| // 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"); |
| text2.SetName("old 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())->get_accChild( |
| one, text_dispatch.Receive()); |
| ASSERT_EQ(S_OK, hr); |
| |
| hr = text_dispatch.QueryInterface(text_accessible.Receive()); |
| 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.Release(); |
| text_accessible.Release(); |
| |
| // Delete the manager and test that all BrowserAccessibility instances are |
| // deleted. |
| manager.reset(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| 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; |
| div.state = 0; |
| |
| ui::AXNodeData text3; |
| text3.id = 3; |
| text3.role = ui::AX_ROLE_STATIC_TEXT; |
| text3.state = 0; |
| |
| ui::AXNodeData text4; |
| text4.id = 4; |
| text4.role = ui::AX_ROLE_STATIC_TEXT; |
| text4.state = 0; |
| |
| 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.state = 0; |
| 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. |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, div, text3, text4), |
| NULL, new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(4, CountedBrowserAccessibility::num_instances()); |
| |
| // 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); |
| ASSERT_EQ(1, CountedBrowserAccessibility::num_instances()); |
| |
| // Delete the manager and test that all BrowserAccessibility instances are |
| // deleted. |
| manager.reset(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| 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.AddStringAttribute(ui::AX_ATTR_VALUE, text_value); |
| std::vector<int32_t> line_start_offsets; |
| line_start_offsets.push_back(15); |
| text_field.AddIntListAttribute( |
| ui::AX_ATTR_LINE_BREAKS, 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.AddStringAttribute(ui::AX_ATTR_NAME, 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.AddStringAttribute(ui::AX_ATTR_NAME, 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.AddStringAttribute(ui::AX_ATTR_NAME, "\n"); |
| |
| ui::AXNodeData static_text2; |
| static_text2.id = 6; |
| static_text2.role = ui::AX_ROLE_STATIC_TEXT; |
| static_text2.AddStringAttribute(ui::AX_ATTR_NAME, 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.AddStringAttribute(ui::AX_ATTR_NAME, 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); |
| |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, text_field, static_text1, inline_box1, |
| line_break, static_text2, inline_box2), |
| nullptr, new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(7, CountedBrowserAccessibility::num_instances()); |
| |
| BrowserAccessibilityWin* root_obj = |
| ToBrowserAccessibilityWin(manager->GetRoot()); |
| ASSERT_NE(nullptr, root_obj); |
| ASSERT_EQ(1U, root_obj->PlatformChildCount()); |
| |
| BrowserAccessibilityWin* text_field_obj = |
| ToBrowserAccessibilityWin(root_obj->PlatformGetChild(0)); |
| 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(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| 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.state = 1 << ui::AX_STATE_READ_ONLY; |
| text1.SetName(text1_name); |
| |
| ui::AXNodeData text2; |
| text2.id = 12; |
| text2.role = ui::AX_ROLE_STATIC_TEXT; |
| text2.state = 1 << ui::AX_STATE_READ_ONLY; |
| text2.SetName(text2_name); |
| |
| ui::AXNodeData root; |
| root.id = 1; |
| root.role = ui::AX_ROLE_ROOT_WEB_AREA; |
| root.state = 1 << ui::AX_STATE_READ_ONLY; |
| root.child_ids.push_back(text1.id); |
| root.child_ids.push_back(text2.id); |
| |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, text1, text2), nullptr, |
| new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(3, CountedBrowserAccessibility::num_instances()); |
| |
| BrowserAccessibilityWin* root_obj = |
| ToBrowserAccessibilityWin(manager->GetRoot()); |
| |
| 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.Receive())); |
| EXPECT_EQ(E_INVALIDARG, root_obj->get_hyperlink(0, hyperlink.Receive())); |
| EXPECT_EQ(E_INVALIDARG, |
| root_obj->get_hyperlink(text_name_len, hyperlink.Receive())); |
| EXPECT_EQ(E_INVALIDARG, |
| root_obj->get_hyperlink(text_name_len + 1, hyperlink.Receive())); |
| |
| 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(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| 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, BrowserAccessibilityWin::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.state = 1 << ui::AX_STATE_READ_ONLY; |
| 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.state = 1 << ui::AX_STATE_READ_ONLY; |
| text2.SetName(base::UTF16ToUTF8(text2_name)); |
| |
| ui::AXNodeData check_box; |
| check_box.id = 14; |
| check_box.role = ui::AX_ROLE_CHECK_BOX; |
| check_box.state = 1 << ui::AX_STATE_CHECKED; |
| 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.state = 1 << ui::AX_STATE_READ_ONLY; |
| button_text.state = 1 << ui::AX_STATE_READ_ONLY; |
| 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.state = 1 << ui::AX_STATE_READ_ONLY; |
| link_text.state = 1 << ui::AX_STATE_READ_ONLY; |
| link.child_ids.push_back(link_text.id); |
| |
| ui::AXNodeData root; |
| root.id = 1; |
| root.role = ui::AX_ROLE_ROOT_WEB_AREA; |
| root.state = 1 << ui::AX_STATE_READ_ONLY; |
| 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); |
| |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, text1, combo_box, text2, check_box, button, |
| button_text, link, link_text), |
| nullptr, new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(9, CountedBrowserAccessibility::num_instances()); |
| |
| BrowserAccessibilityWin* root_obj = |
| ToBrowserAccessibilityWin(manager->GetRoot()); |
| |
| 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.Receive())); |
| EXPECT_EQ(E_INVALIDARG, root_obj->get_hyperlink(4, hyperlink.Receive())); |
| |
| // Get the text of the combo box. |
| // It should be its value. |
| EXPECT_EQ(S_OK, root_obj->get_hyperlink(0, hyperlink.Receive())); |
| EXPECT_EQ(S_OK, hyperlink.QueryInterface(hypertext.Receive())); |
| 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.Release(); |
| hypertext.Release(); |
| |
| // Get the text of the check box. |
| // It should be its name. |
| EXPECT_EQ(S_OK, root_obj->get_hyperlink(1, hyperlink.Receive())); |
| EXPECT_EQ(S_OK, hyperlink.QueryInterface(hypertext.Receive())); |
| 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.Release(); |
| hypertext.Release(); |
| |
| // Get the text of the button. |
| EXPECT_EQ(S_OK, root_obj->get_hyperlink(2, hyperlink.Receive())); |
| EXPECT_EQ(S_OK, hyperlink.QueryInterface(hypertext.Receive())); |
| 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.Release(); |
| hypertext.Release(); |
| |
| // Get the text of the link. |
| EXPECT_EQ(S_OK, root_obj->get_hyperlink(3, hyperlink.Receive())); |
| EXPECT_EQ(S_OK, hyperlink.QueryInterface(hypertext.Receive())); |
| EXPECT_EQ(S_OK, hypertext->get_text(0, 4, text.Receive())); |
| EXPECT_STREQ(link_text_name.c_str(), text); |
| text.Reset(); |
| hyperlink.Release(); |
| hypertext.Release(); |
| |
| 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(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| TEST_F(BrowserAccessibilityTest, TestCreateEmptyDocument) { |
| // Try creating an empty document with busy state. Readonly is |
| // set automatically. |
| CountedBrowserAccessibility::reset(); |
| const int32_t busy_state = 1 << ui::AX_STATE_BUSY; |
| const int32_t readonly_state = 1 << ui::AX_STATE_READ_ONLY; |
| const int32_t enabled_state = 1 << ui::AX_STATE_ENABLED; |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| new BrowserAccessibilityManagerWin( |
| BrowserAccessibilityManagerWin::GetEmptyDocument(), |
| NULL, |
| new CountedBrowserAccessibilityFactory())); |
| |
| // 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 | readonly_state | enabled_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 = ¶ms[0]; |
| msg->event_type = ui::AX_EVENT_LOAD_COMPLETE; |
| 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(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| // 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) { |
| scoped_ptr<BrowserAccessibilityManagerWin> manager( |
| new BrowserAccessibilityManagerWin( |
| BrowserAccessibilityManagerWin::GetEmptyDocument(), |
| NULL, |
| new CountedBrowserAccessibilityFactory())); |
| |
| // 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 | |
| 1 << ui::AX_STATE_READ_ONLY | |
| 1 << ui::AX_STATE_ENABLED, |
| root->GetState()); |
| |
| int32_t unique_id = ToBrowserAccessibilityWin(root)->unique_id(); |
| ASSERT_EQ(root, BrowserAccessibility::GetFromUniqueID(unique_id)); |
| } |
| |
| TEST_F(BrowserAccessibilityTest, TestIA2Attributes) { |
| ui::AXNodeData pseudo_before; |
| pseudo_before.id = 2; |
| pseudo_before.role = ui::AX_ROLE_DIV; |
| 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.state = 1 << ui::AX_STATE_CHECKED; |
| |
| ui::AXNodeData root; |
| root.id = 1; |
| root.SetName("Document"); |
| root.role = ui::AX_ROLE_ROOT_WEB_AREA; |
| root.state = (1 << ui::AX_STATE_READ_ONLY) | (1 << ui::AX_STATE_FOCUSABLE); |
| root.child_ids.push_back(2); |
| root.child_ids.push_back(3); |
| |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, pseudo_before, checkbox), nullptr, |
| new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(3, CountedBrowserAccessibility::num_instances()); |
| |
| 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->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->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(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| TEST_F(BrowserAccessibilityTest, TestValueAttributeInTextControls) { |
| ui::AXNodeData root; |
| root.id = 1; |
| root.role = ui::AX_ROLE_ROOT_WEB_AREA; |
| root.state = (1 << ui::AX_STATE_READ_ONLY) | (1 << 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.state = (1 << ui::AX_STATE_EDITABLE) | |
| (1 << ui::AX_STATE_FOCUSABLE); |
| combo_box_text.state = 1 << 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.state = (1 << ui::AX_STATE_EDITABLE) | |
| (1 << ui::AX_STATE_FOCUSABLE); |
| search_box_text.state = new_line.state = 1 << 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.state = |
| (1 << ui::AX_STATE_EDITABLE) | (1 << 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.state = link_text.state = 1 << ui::AX_STATE_READ_ONLY; |
| 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_text.state = 1 << ui::AX_STATE_READ_ONLY; |
| 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. |
| |
| CountedBrowserAccessibility::reset(); |
| scoped_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 CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(11, CountedBrowserAccessibility::num_instances()); |
| |
| 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->get_accValue(childid_self, value.Receive()); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_STREQ(L"Combo box text", value); |
| value.Reset(); |
| hr = search_box_accessible->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->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->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->get_accValue(childid_slider, value.Receive()); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_STREQ(L"5", value); |
| value.Reset(); |
| |
| manager.reset(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| 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.state = (1 << ui::AX_STATE_READ_ONLY) | (1 << 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_DIV; |
| textarea_text.role = ui::AX_ROLE_STATIC_TEXT; |
| textarea.state = (1 << ui::AX_STATE_EDITABLE) | |
| (1 << ui::AX_STATE_FOCUSABLE) | |
| (1 << ui::AX_STATE_MULTILINE); |
| textarea_div.state = 1 << ui::AX_STATE_EDITABLE; |
| textarea_text.state = 1 << ui::AX_STATE_EDITABLE; |
| textarea.SetValue(base::UTF16ToUTF8(text)); |
| textarea_text.SetName(base::UTF16ToUTF8(text)); |
| 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.state = 1 << ui::AX_STATE_EDITABLE; |
| textarea_line2.state = 1 << 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_DIV; |
| text_field_text.role = ui::AX_ROLE_STATIC_TEXT; |
| text_field.state = |
| (1 << ui::AX_STATE_EDITABLE) | (1 << ui::AX_STATE_FOCUSABLE); |
| text_field_div.state = 1 << ui::AX_STATE_EDITABLE; |
| text_field_text.state = 1 << ui::AX_STATE_EDITABLE; |
| text_field.SetValue(base::UTF16ToUTF8(line1)); |
| text_field_text.SetName(base::UTF16ToUTF8(line1)); |
| 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.state = 1 << 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. |
| |
| CountedBrowserAccessibility::reset(); |
| scoped_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 CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(10, CountedBrowserAccessibility::num_instances()); |
| |
| 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->QueryInterface( |
| IID_IAccessibleText, |
| reinterpret_cast<void**>(textarea_object.Receive()))); |
| base::win::ScopedComPtr<IAccessibleText> text_field_object; |
| EXPECT_HRESULT_SUCCEEDED(text_field_accessible->QueryInterface( |
| IID_IAccessibleText, |
| reinterpret_cast<void**>(text_field_object.Receive()))); |
| |
| 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.Release(); |
| text_field_object.Release(); |
| |
| manager.reset(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| TEST_F(BrowserAccessibilityTest, TestCaretAndSelectionInSimpleFields) { |
| ui::AXNodeData root; |
| root.id = 1; |
| root.role = ui::AX_ROLE_ROOT_WEB_AREA; |
| root.state = (1 << ui::AX_STATE_READ_ONLY) | (1 << ui::AX_STATE_FOCUSABLE); |
| |
| ui::AXNodeData combo_box; |
| combo_box.id = 2; |
| combo_box.role = ui::AX_ROLE_COMBO_BOX; |
| combo_box.state = (1 << ui::AX_STATE_EDITABLE) | |
| (1 << 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.state = (1 << ui::AX_STATE_EDITABLE) | |
| (1 << 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); |
| |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, combo_box, text_field), |
| nullptr, new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(3, CountedBrowserAccessibility::num_instances()); |
| |
| 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->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, caret_offset); |
| // The caret should be at the end of the selection. |
| hr = text_field_accessible->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(2L, 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->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(2L, caret_offset); |
| |
| // Test get_nSelections. |
| hr = combo_box_accessible->get_nSelections(&n_selections); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(0L, n_selections); |
| hr = text_field_accessible->get_nSelections(&n_selections); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, n_selections); |
| |
| // Test get_selection. |
| hr = combo_box_accessible->get_selection( |
| 0L /* selection_index */, &selection_start, &selection_end); |
| EXPECT_EQ(E_INVALIDARG, hr); // No selections available. |
| // Invalid in_args should not modify out_args. |
| EXPECT_EQ(-2L, selection_start); |
| EXPECT_EQ(-2L, selection_end); |
| hr = text_field_accessible->get_selection( |
| 0L /* selection_index */, &selection_start, &selection_end); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, selection_start); |
| EXPECT_EQ(2L, selection_end); |
| |
| manager.reset(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| TEST_F(BrowserAccessibilityTest, TestCaretInContentEditables) { |
| ui::AXNodeData root; |
| root.id = 1; |
| root.role = ui::AX_ROLE_ROOT_WEB_AREA; |
| root.state = (1 << ui::AX_STATE_READ_ONLY) | (1 << ui::AX_STATE_FOCUSABLE); |
| |
| ui::AXNodeData div_editable; |
| div_editable.id = 2; |
| div_editable.role = ui::AX_ROLE_DIV; |
| div_editable.state = (1 << ui::AX_STATE_EDITABLE) | |
| (1 << ui::AX_STATE_FOCUSABLE); |
| |
| ui::AXNodeData text; |
| text.id = 3; |
| text.role = ui::AX_ROLE_STATIC_TEXT; |
| text.state = (1 << ui::AX_STATE_EDITABLE); |
| text.SetName("Click "); |
| |
| ui::AXNodeData link; |
| link.id = 4; |
| link.role = ui::AX_ROLE_LINK; |
| link.state = (1 << ui::AX_STATE_EDITABLE) | |
| (1 << ui::AX_STATE_FOCUSABLE) | (1 << 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.state = (1 << ui::AX_STATE_EDITABLE) | |
| (1 << ui::AX_STATE_FOCUSABLE) | (1 << 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; |
| |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| update, |
| nullptr, new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(5, CountedBrowserAccessibility::num_instances()); |
| |
| 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->get_nSelections(&n_selections); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(0L, n_selections); |
| |
| // The caret should be on the embedded object character. |
| hr = div_editable_accessible->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(6L, 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->get_nSelections(&n_selections); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(0L, n_selections); |
| hr = div_editable_accessible->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(6L, caret_offset); |
| |
| hr = link_accessible->get_nSelections(&n_selections); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(0L, n_selections); |
| hr = link_text_accessible->get_nSelections(&n_selections); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(0L, n_selections); |
| |
| hr = link_accessible->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, caret_offset); |
| hr = link_text_accessible->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, caret_offset); |
| |
| manager.reset(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| TEST_F(BrowserAccessibilityTest, TestSelectionInContentEditables) { |
| ui::AXNodeData root; |
| root.id = 1; |
| root.role = ui::AX_ROLE_ROOT_WEB_AREA; |
| root.state = (1 << ui::AX_STATE_READ_ONLY) | (1 << ui::AX_STATE_FOCUSABLE); |
| |
| ui::AXNodeData div_editable; |
| div_editable.id = 2; |
| div_editable.role = ui::AX_ROLE_DIV; |
| div_editable.state = (1 << 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.state = (1 << ui::AX_STATE_FOCUSABLE) | (1 << 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.state = (1 << ui::AX_STATE_FOCUSABLE) | (1 << 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; |
| |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| update, |
| nullptr, new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(5, CountedBrowserAccessibility::num_instances()); |
| |
| 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->get_nSelections(&n_selections); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, n_selections); |
| hr = text_accessible->get_nSelections(&n_selections); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, n_selections); |
| hr = link_accessible->get_nSelections(&n_selections); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, n_selections); |
| hr = link_text_accessible->get_nSelections(&n_selections); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, n_selections); |
| |
| // get_selection should be unaffected by focus placement. |
| hr = div_editable_accessible->get_selection( |
| 0L /* selection_index */, &selection_start, &selection_end); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, selection_start); |
| // selection_end should be after embedded object character. |
| EXPECT_EQ(7L, selection_end); |
| |
| hr = text_accessible->get_selection( |
| 0L /* selection_index */, &selection_start, &selection_end); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, selection_start); |
| // No embedded character on this object, only the first part of the text. |
| EXPECT_EQ(6L, selection_end); |
| hr = link_accessible->get_selection( |
| 0L /* selection_index */, &selection_start, &selection_end); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(0L, selection_start); |
| EXPECT_EQ(4L, selection_end); |
| hr = link_text_accessible->get_selection( |
| 0L /* selection_index */, &selection_start, &selection_end); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(0L, selection_start); |
| EXPECT_EQ(4L, selection_end); |
| |
| // The caret should be at the focus (the end) of the selection. |
| hr = div_editable_accessible->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(7L, 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->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(7L, caret_offset); |
| |
| // The caret offset should reflect the position of the selection's focus in |
| // any given object. |
| hr = link_accessible->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(4L, caret_offset); |
| hr = link_text_accessible->get_caretOffset(&caret_offset); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(4L, caret_offset); |
| |
| hr = div_editable_accessible->get_selection( |
| 0L /* selection_index */, &selection_start, &selection_end); |
| EXPECT_EQ(S_OK, hr); |
| EXPECT_EQ(1L, selection_start); |
| EXPECT_EQ(7L, selection_end); |
| |
| manager.reset(); |
| ASSERT_EQ(0, CountedBrowserAccessibility::num_instances()); |
| } |
| |
| TEST_F(BrowserAccessibilityTest, TestIAccessibleHyperlink) { |
| ui::AXNodeData root; |
| root.id = 1; |
| root.role = ui::AX_ROLE_ROOT_WEB_AREA; |
| root.state = (1 << ui::AX_STATE_READ_ONLY) | (1 << ui::AX_STATE_FOCUSABLE); |
| |
| ui::AXNodeData div; |
| div.id = 2; |
| div.role = ui::AX_ROLE_DIV; |
| div.state = (1 << 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.state = (1 << ui::AX_STATE_FOCUSABLE) | (1 << 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); |
| |
| CountedBrowserAccessibility::reset(); |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, div, link, text), nullptr, |
| new CountedBrowserAccessibilityFactory())); |
| ASSERT_EQ(4, CountedBrowserAccessibility::num_instances()); |
| |
| 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(BrowserAccessibilityWin::kEmbeddedCharacter); |
| |
| // div_accessible and link_accessible are the only IA2 hyperlinks. |
| EXPECT_HRESULT_FAILED(root_accessible->QueryInterface( |
| IID_IAccessibleHyperlink, reinterpret_cast<void**>(hyperlink.Receive()))); |
| hyperlink.Release(); |
| EXPECT_HRESULT_SUCCEEDED(div_accessible->QueryInterface( |
| IID_IAccessibleHyperlink, reinterpret_cast<void**>(hyperlink.Receive()))); |
| hyperlink.Release(); |
| EXPECT_HRESULT_FAILED(text_accessible->QueryInterface( |
| IID_IAccessibleHyperlink, reinterpret_cast<void**>(hyperlink.Receive()))); |
| hyperlink.Release(); |
| EXPECT_HRESULT_SUCCEEDED(link_accessible->QueryInterface( |
| IID_IAccessibleHyperlink, reinterpret_cast<void**>(hyperlink.Receive()))); |
| hyperlink.Release(); |
| |
| EXPECT_HRESULT_SUCCEEDED(root_accessible->nActions(&n_actions)); |
| EXPECT_EQ(0, n_actions); |
| EXPECT_HRESULT_SUCCEEDED(div_accessible->nActions(&n_actions)); |
| EXPECT_EQ(1, n_actions); |
| EXPECT_HRESULT_SUCCEEDED(text_accessible->nActions(&n_actions)); |
| EXPECT_EQ(0, n_actions); |
| EXPECT_HRESULT_SUCCEEDED(link_accessible->nActions(&n_actions)); |
| EXPECT_EQ(1, n_actions); |
| |
| EXPECT_HRESULT_FAILED(root_accessible->get_anchor(0, anchor.Receive())); |
| anchor.Reset(); |
| HRESULT hr = div_accessible->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->get_anchor(0, anchor.Receive())); |
| anchor.Reset(); |
| hr = link_accessible->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->get_anchor(1, anchor.Receive())); |
| anchor.Reset(); |
| EXPECT_HRESULT_FAILED(link_accessible->get_anchor(1, anchor.Receive())); |
| anchor.Reset(); |
| |
| EXPECT_HRESULT_FAILED( |
| root_accessible->get_anchorTarget(0, anchor_target.Receive())); |
| anchor_target.Reset(); |
| hr = div_accessible->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->get_anchorTarget(0, anchor_target.Receive())); |
| anchor_target.Reset(); |
| hr = link_accessible->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->get_anchorTarget(1, anchor_target.Receive())); |
| anchor_target.Reset(); |
| EXPECT_HRESULT_FAILED( |
| link_accessible->get_anchorTarget(1, anchor_target.Receive())); |
| anchor_target.Reset(); |
| |
| EXPECT_HRESULT_FAILED(root_accessible->get_startIndex(&start_index)); |
| EXPECT_HRESULT_SUCCEEDED(div_accessible->get_startIndex(&start_index)); |
| EXPECT_EQ(0, start_index); |
| EXPECT_HRESULT_FAILED(text_accessible->get_startIndex(&start_index)); |
| EXPECT_HRESULT_SUCCEEDED(link_accessible->get_startIndex(&start_index)); |
| EXPECT_EQ(6, start_index); |
| |
| EXPECT_HRESULT_FAILED(root_accessible->get_endIndex(&end_index)); |
| EXPECT_HRESULT_SUCCEEDED(div_accessible->get_endIndex(&end_index)); |
| EXPECT_EQ(1, end_index); |
| EXPECT_HRESULT_FAILED(text_accessible->get_endIndex(&end_index)); |
| EXPECT_HRESULT_SUCCEEDED(link_accessible->get_endIndex(&end_index)); |
| EXPECT_EQ(7, end_index); |
| } |
| |
| 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); |
| |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, child1, child2, child2_child1, child2_child2), |
| nullptr, new CountedBrowserAccessibilityFactory())); |
| |
| 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); |
| |
| scoped_ptr<BrowserAccessibilityManager> manager( |
| BrowserAccessibilityManager::Create( |
| MakeAXTreeUpdate(root, child1, child2, child2_child1, child2_child2), |
| nullptr, new CountedBrowserAccessibilityFactory())); |
| |
| 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; |
| BrowserAccessibilityWin::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); |
| |
| scoped_ptr<BrowserAccessibilityManagerWin> manager( |
| new BrowserAccessibilityManagerWin( |
| MakeAXTreeUpdate(root_node, child_node), |
| nullptr, |
| new CountedBrowserAccessibilityFactory())); |
| |
| BrowserAccessibility* root = manager->GetRoot(); |
| int32_t root_unique_id = root->unique_id(); |
| BrowserAccessibility* child = root->PlatformGetChild(0); |
| int32_t child_unique_id = child->unique_id(); |
| |
| // Now destroy that original tree and create a new tree. |
| manager.reset( |
| new BrowserAccessibilityManagerWin( |
| MakeAXTreeUpdate(root_node, child_node), |
| nullptr, |
| new CountedBrowserAccessibilityFactory())); |
| root = manager->GetRoot(); |
| int32_t root_unique_id_2 = root->unique_id(); |
| child = root->PlatformGetChild(0); |
| int32_t child_unique_id_2 = child->unique_id(); |
| |
| // 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)->get_accChild( |
| old_root_variant, old_root_dispatch.Receive()); |
| EXPECT_EQ(E_INVALIDARG, hr); |
| |
| base::win::ScopedVariant old_child_variant(-child_unique_id); |
| base::win::ScopedComPtr<IDispatch> old_child_dispatch; |
| hr = ToBrowserAccessibilityWin(root)->get_accChild( |
| old_child_variant, old_child_dispatch.Receive()); |
| 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)->get_accChild( |
| new_root_variant, new_root_dispatch.Receive()); |
| 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)->get_accChild( |
| new_child_variant, new_child_dispatch.Receive()); |
| 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); |
| |
| scoped_ptr<BrowserAccessibilityManagerWin> manager( |
| new BrowserAccessibilityManagerWin( |
| MakeAXTreeUpdate(root_node, child_node), |
| nullptr, |
| new CountedBrowserAccessibilityFactory())); |
| |
| BrowserAccessibility* root = manager->GetRoot(); |
| BrowserAccessibility* child = root->PlatformGetChild(0); |
| |
| base::win::ScopedVariant root_unique_id_variant(-root->unique_id()); |
| base::win::ScopedComPtr<IDispatch> result; |
| EXPECT_EQ(E_INVALIDARG, ToBrowserAccessibilityWin(child)->get_accChild( |
| root_unique_id_variant, result.Receive())); |
| |
| base::win::ScopedVariant child_unique_id_variant(-child->unique_id()); |
| EXPECT_EQ(S_OK, ToBrowserAccessibilityWin(root)->get_accChild( |
| child_unique_id_variant, result.Receive())); |
| } |
| |
| } // namespace content |