| // 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 <stddef.h> |
| #include <stdint.h> |
| |
| #include <string> |
| #include <unordered_set> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "build/build_config.h" |
| #include "content/browser/accessibility/browser_accessibility.h" |
| #include "content/browser/accessibility/browser_accessibility_manager.h" |
| #include "content/browser/renderer_host/render_view_host_impl.h" |
| #include "content/browser/web_contents/web_contents_impl.h" |
| #include "content/public/browser/notification_service.h" |
| #include "content/public/browser/notification_types.h" |
| #include "content/public/browser/render_widget_host_view.h" |
| #include "content/public/test/browser_test_utils.h" |
| #include "content/public/test/content_browser_test.h" |
| #include "content/public/test/content_browser_test_utils.h" |
| #include "content/shell/browser/shell.h" |
| #include "content/test/accessibility_browser_test_utils.h" |
| #include "ui/accessibility/ax_node.h" |
| #include "ui/accessibility/ax_tree.h" |
| |
| #if defined(OS_WIN) |
| #include "base/win/atl.h" |
| #include "base/win/scoped_com_initializer.h" |
| #include "ui/base/win/atl_module.h" |
| #endif |
| |
| // TODO(dmazzoni): Disabled accessibility tests on Win64. crbug.com/179717 |
| #if defined(OS_WIN) && defined(ARCH_CPU_X86_64) |
| #define MAYBE_TableSpan DISABLED_TableSpan |
| #else |
| #define MAYBE_TableSpan TableSpan |
| #endif |
| |
| namespace content { |
| |
| class CrossPlatformAccessibilityBrowserTest : public ContentBrowserTest { |
| public: |
| CrossPlatformAccessibilityBrowserTest() {} |
| |
| // Tell the renderer to send an accessibility tree, then wait for the |
| // notification that it's been received. |
| const ui::AXTree& GetAXTree( |
| ui::AXMode accessibility_mode = ui::kAXModeComplete) { |
| AccessibilityNotificationWaiter waiter(shell()->web_contents(), |
| accessibility_mode, |
| ax::mojom::Event::kLayoutComplete); |
| waiter.WaitForNotification(); |
| return waiter.GetAXTree(); |
| } |
| |
| // Make sure each node in the tree has a unique id. |
| void RecursiveAssertUniqueIds(const ui::AXNode* node, |
| std::unordered_set<int>* ids) { |
| ASSERT_TRUE(ids->find(node->id()) == ids->end()); |
| ids->insert(node->id()); |
| for (int i = 0; i < node->child_count(); i++) |
| RecursiveAssertUniqueIds(node->ChildAtIndex(i), ids); |
| } |
| |
| // ContentBrowserTest |
| void SetUpOnMainThread() override; |
| void TearDownOnMainThread() override; |
| |
| protected: |
| void LoadInitialAccessibilityTreeFromUrl( |
| const GURL& url, |
| ui::AXMode accessibility_mode = ui::kAXModeComplete) { |
| AccessibilityNotificationWaiter waiter(shell()->web_contents(), |
| accessibility_mode, |
| ax::mojom::Event::kLoadComplete); |
| NavigateToURL(shell(), url); |
| waiter.WaitForNotification(); |
| } |
| |
| void LoadInitialAccessibilityTreeFromHtmlFilePath( |
| const std::string& html_file_path, |
| ui::AXMode accessibility_mode = ui::kAXModeComplete) { |
| if (!embedded_test_server()->Started()) |
| ASSERT_TRUE(embedded_test_server()->Start()); |
| ASSERT_TRUE(embedded_test_server()->Started()); |
| LoadInitialAccessibilityTreeFromUrl( |
| embedded_test_server()->GetURL(html_file_path), accessibility_mode); |
| } |
| |
| BrowserAccessibilityManager* GetManager() { |
| WebContentsImpl* web_contents = |
| static_cast<WebContentsImpl*>(shell()->web_contents()); |
| return web_contents->GetRootBrowserAccessibilityManager(); |
| } |
| |
| std::string GetAttr(const ui::AXNode* node, |
| const ax::mojom::StringAttribute attr); |
| int GetIntAttr(const ui::AXNode* node, const ax::mojom::IntAttribute attr); |
| bool GetBoolAttr(const ui::AXNode* node, const ax::mojom::BoolAttribute attr); |
| |
| private: |
| #if defined(OS_WIN) |
| std::unique_ptr<base::win::ScopedCOMInitializer> com_initializer_; |
| #endif |
| |
| DISALLOW_COPY_AND_ASSIGN(CrossPlatformAccessibilityBrowserTest); |
| }; |
| |
| void CrossPlatformAccessibilityBrowserTest::SetUpOnMainThread() { |
| #if defined(OS_WIN) |
| ui::win::CreateATLModuleIfNeeded(); |
| com_initializer_.reset(new base::win::ScopedCOMInitializer()); |
| #endif |
| } |
| |
| void CrossPlatformAccessibilityBrowserTest::TearDownOnMainThread() { |
| #if defined(OS_WIN) |
| com_initializer_.reset(); |
| #endif |
| } |
| |
| // Convenience method to get the value of a particular AXNode |
| // attribute as a UTF-8 string. |
| std::string CrossPlatformAccessibilityBrowserTest::GetAttr( |
| const ui::AXNode* node, |
| const ax::mojom::StringAttribute attr) { |
| const ui::AXNodeData& data = node->data(); |
| for (size_t i = 0; i < data.string_attributes.size(); ++i) { |
| if (data.string_attributes[i].first == attr) |
| return data.string_attributes[i].second; |
| } |
| return std::string(); |
| } |
| |
| // Convenience method to get the value of a particular AXNode |
| // integer attribute. |
| int CrossPlatformAccessibilityBrowserTest::GetIntAttr( |
| const ui::AXNode* node, |
| const ax::mojom::IntAttribute attr) { |
| const ui::AXNodeData& data = node->data(); |
| for (size_t i = 0; i < data.int_attributes.size(); ++i) { |
| if (data.int_attributes[i].first == attr) |
| return data.int_attributes[i].second; |
| } |
| return -1; |
| } |
| |
| // Convenience method to get the value of a particular AXNode |
| // boolean attribute. |
| bool CrossPlatformAccessibilityBrowserTest::GetBoolAttr( |
| const ui::AXNode* node, |
| const ax::mojom::BoolAttribute attr) { |
| const ui::AXNodeData& data = node->data(); |
| for (size_t i = 0; i < data.bool_attributes.size(); ++i) { |
| if (data.bool_attributes[i].first == attr) |
| return data.bool_attributes[i].second; |
| } |
| return false; |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| WebpageAccessibility) { |
| // Create a data url and load it. |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html>" |
| "<html><head><title>Accessibility Test</title></head>" |
| "<body><input type='button' value='push' /><input type='checkbox' />" |
| "</body></html>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| |
| // Check properties of thet tree. |
| EXPECT_STREQ(url_str, tree.data().url.c_str()); |
| EXPECT_STREQ("Accessibility Test", tree.data().title.c_str()); |
| EXPECT_STREQ("html", tree.data().doctype.c_str()); |
| EXPECT_STREQ("text/html", tree.data().mimetype.c_str()); |
| |
| // Check properties of the root element of the tree. |
| EXPECT_STREQ("Accessibility Test", |
| GetAttr(root, ax::mojom::StringAttribute::kName).c_str()); |
| EXPECT_EQ(ax::mojom::Role::kRootWebArea, root->data().role); |
| |
| // Check properties of the BODY element. |
| ASSERT_EQ(1, root->child_count()); |
| const ui::AXNode* body = root->ChildAtIndex(0); |
| EXPECT_EQ(ax::mojom::Role::kGenericContainer, body->data().role); |
| EXPECT_STREQ("body", |
| GetAttr(body, ax::mojom::StringAttribute::kHtmlTag).c_str()); |
| EXPECT_STREQ("block", |
| GetAttr(body, ax::mojom::StringAttribute::kDisplay).c_str()); |
| |
| // Check properties of the two children of the BODY element. |
| ASSERT_EQ(2, body->child_count()); |
| |
| const ui::AXNode* button = body->ChildAtIndex(0); |
| EXPECT_EQ(ax::mojom::Role::kButton, button->data().role); |
| EXPECT_STREQ("input", |
| GetAttr(button, ax::mojom::StringAttribute::kHtmlTag).c_str()); |
| EXPECT_STREQ("push", |
| GetAttr(button, ax::mojom::StringAttribute::kName).c_str()); |
| EXPECT_STREQ("inline-block", |
| GetAttr(button, ax::mojom::StringAttribute::kDisplay).c_str()); |
| ASSERT_EQ(2U, button->data().html_attributes.size()); |
| EXPECT_STREQ("type", button->data().html_attributes[0].first.c_str()); |
| EXPECT_STREQ("button", button->data().html_attributes[0].second.c_str()); |
| EXPECT_STREQ("value", button->data().html_attributes[1].first.c_str()); |
| EXPECT_STREQ("push", button->data().html_attributes[1].second.c_str()); |
| |
| const ui::AXNode* checkbox = body->ChildAtIndex(1); |
| EXPECT_EQ(ax::mojom::Role::kCheckBox, checkbox->data().role); |
| EXPECT_STREQ("input", |
| GetAttr(checkbox, ax::mojom::StringAttribute::kHtmlTag).c_str()); |
| EXPECT_STREQ("inline-block", |
| GetAttr(checkbox, ax::mojom::StringAttribute::kDisplay).c_str()); |
| ASSERT_EQ(1U, checkbox->data().html_attributes.size()); |
| EXPECT_STREQ("type", checkbox->data().html_attributes[0].first.c_str()); |
| EXPECT_STREQ("checkbox", checkbox->data().html_attributes[0].second.c_str()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| UnselectedEditableTextAccessibility) { |
| // Create a data url and load it. |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html>" |
| "<body>" |
| "<input value=\"Hello, world.\"/>" |
| "</body></html>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| ASSERT_EQ(1, root->child_count()); |
| const ui::AXNode* body = root->ChildAtIndex(0); |
| ASSERT_EQ(1, body->child_count()); |
| const ui::AXNode* text = body->ChildAtIndex(0); |
| EXPECT_EQ(ax::mojom::Role::kTextField, text->data().role); |
| EXPECT_STREQ("input", |
| GetAttr(text, ax::mojom::StringAttribute::kHtmlTag).c_str()); |
| EXPECT_EQ(0, GetIntAttr(text, ax::mojom::IntAttribute::kTextSelStart)); |
| EXPECT_EQ(0, GetIntAttr(text, ax::mojom::IntAttribute::kTextSelEnd)); |
| EXPECT_STREQ("Hello, world.", |
| GetAttr(text, ax::mojom::StringAttribute::kValue).c_str()); |
| |
| // TODO(dmazzoni): as soon as more accessibility code is cross-platform, |
| // this code should test that the accessible info is dynamically updated |
| // if the selection or value changes. |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| SelectedEditableTextAccessibility) { |
| // Create a data url and load it. |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html>" |
| "<body onload=\"document.body.children[0].select();\">" |
| "<input value=\"Hello, world.\"/>" |
| "</body></html>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| ASSERT_EQ(1, root->child_count()); |
| const ui::AXNode* body = root->ChildAtIndex(0); |
| ASSERT_EQ(1, body->child_count()); |
| const ui::AXNode* text = body->ChildAtIndex(0); |
| EXPECT_EQ(ax::mojom::Role::kTextField, text->data().role); |
| EXPECT_STREQ("input", |
| GetAttr(text, ax::mojom::StringAttribute::kHtmlTag).c_str()); |
| EXPECT_EQ(0, GetIntAttr(text, ax::mojom::IntAttribute::kTextSelStart)); |
| EXPECT_EQ(13, GetIntAttr(text, ax::mojom::IntAttribute::kTextSelEnd)); |
| EXPECT_STREQ("Hello, world.", |
| GetAttr(text, ax::mojom::StringAttribute::kValue).c_str()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| MultipleInheritanceAccessibility2) { |
| // Here's a html snippet where Blink puts the same node as a child |
| // of two different parents. Instead of checking the exact output, just |
| // make sure that no id is reused in the resulting tree. |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html>" |
| "<script>\n" |
| " document.writeln('<q><section></section></q><q><li>');\n" |
| " setTimeout(function() {\n" |
| " document.close();\n" |
| " }, 1);\n" |
| "</script>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| std::unordered_set<int> ids; |
| RecursiveAssertUniqueIds(root, &ids); |
| } |
| |
| // TODO(dmazzoni): Needs to be rebaselined. http://crbug.com/347464 |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| DISABLED_IframeAccessibility) { |
| // Create a data url and load it. |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html><html><body>" |
| "<button>Button 1</button>" |
| "<iframe src='data:text/html," |
| "<!doctype html><html><body><button>Button 2</button></body></html>" |
| "'></iframe>" |
| "<button>Button 3</button>" |
| "</body></html>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| ASSERT_EQ(1, root->child_count()); |
| const ui::AXNode* body = root->ChildAtIndex(0); |
| ASSERT_EQ(3, body->child_count()); |
| |
| const ui::AXNode* button1 = body->ChildAtIndex(0); |
| EXPECT_EQ(ax::mojom::Role::kButton, button1->data().role); |
| EXPECT_STREQ("Button 1", |
| GetAttr(button1, ax::mojom::StringAttribute::kName).c_str()); |
| |
| const ui::AXNode* iframe = body->ChildAtIndex(1); |
| EXPECT_STREQ("iframe", |
| GetAttr(iframe, ax::mojom::StringAttribute::kHtmlTag).c_str()); |
| ASSERT_EQ(1, iframe->child_count()); |
| |
| const ui::AXNode* sub_document = iframe->ChildAtIndex(0); |
| EXPECT_EQ(ax::mojom::Role::kWebArea, sub_document->data().role); |
| ASSERT_EQ(1, sub_document->child_count()); |
| |
| const ui::AXNode* sub_body = sub_document->ChildAtIndex(0); |
| ASSERT_EQ(1, sub_body->child_count()); |
| |
| const ui::AXNode* button2 = sub_body->ChildAtIndex(0); |
| EXPECT_EQ(ax::mojom::Role::kButton, button2->data().role); |
| EXPECT_STREQ("Button 2", |
| GetAttr(button2, ax::mojom::StringAttribute::kName).c_str()); |
| |
| const ui::AXNode* button3 = body->ChildAtIndex(2); |
| EXPECT_EQ(ax::mojom::Role::kButton, button3->data().role); |
| EXPECT_STREQ("Button 3", |
| GetAttr(button3, ax::mojom::StringAttribute::kName).c_str()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| DuplicateChildrenAccessibility) { |
| // Here's another html snippet where WebKit has a parent node containing |
| // two duplicate child nodes. Instead of checking the exact output, just |
| // make sure that no id is reused in the resulting tree. |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html>" |
| "<em><code ><h4 ></em>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| std::unordered_set<int> ids; |
| RecursiveAssertUniqueIds(root, &ids); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, MAYBE_TableSpan) { |
| // +---+---+---+ |
| // | 1 | 2 | |
| // +---+---+---+ |
| // | 3 | 4 | |
| // +---+---+---+ |
| |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html>" |
| "<table border=1>" |
| " <tr>" |
| " <td colspan=2>1</td><td>2</td>" |
| " </tr>" |
| " <tr>" |
| " <td>3</td><td colspan=2>4</td>" |
| " </tr>" |
| "</table>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| const ui::AXNode* table = root->ChildAtIndex(0); |
| EXPECT_EQ(ax::mojom::Role::kTable, table->data().role); |
| ASSERT_GE(table->child_count(), 2); |
| EXPECT_EQ(ax::mojom::Role::kRow, table->ChildAtIndex(0)->data().role); |
| EXPECT_EQ(ax::mojom::Role::kRow, table->ChildAtIndex(1)->data().role); |
| EXPECT_EQ(3, GetIntAttr(table, ax::mojom::IntAttribute::kTableColumnCount)); |
| EXPECT_EQ(2, GetIntAttr(table, ax::mojom::IntAttribute::kTableRowCount)); |
| |
| const ui::AXNode* cell1 = table->ChildAtIndex(0)->ChildAtIndex(0); |
| const ui::AXNode* cell2 = table->ChildAtIndex(0)->ChildAtIndex(1); |
| const ui::AXNode* cell3 = table->ChildAtIndex(1)->ChildAtIndex(0); |
| const ui::AXNode* cell4 = table->ChildAtIndex(1)->ChildAtIndex(1); |
| |
| EXPECT_EQ(0, |
| GetIntAttr(cell1, ax::mojom::IntAttribute::kTableCellColumnIndex)); |
| EXPECT_EQ(0, GetIntAttr(cell1, ax::mojom::IntAttribute::kTableCellRowIndex)); |
| EXPECT_EQ(2, |
| GetIntAttr(cell1, ax::mojom::IntAttribute::kTableCellColumnSpan)); |
| EXPECT_EQ(1, GetIntAttr(cell1, ax::mojom::IntAttribute::kTableCellRowSpan)); |
| EXPECT_EQ(2, |
| GetIntAttr(cell2, ax::mojom::IntAttribute::kTableCellColumnIndex)); |
| EXPECT_EQ(1, |
| GetIntAttr(cell2, ax::mojom::IntAttribute::kTableCellColumnSpan)); |
| EXPECT_EQ(0, |
| GetIntAttr(cell3, ax::mojom::IntAttribute::kTableCellColumnIndex)); |
| EXPECT_EQ(1, |
| GetIntAttr(cell3, ax::mojom::IntAttribute::kTableCellColumnSpan)); |
| EXPECT_EQ(1, |
| GetIntAttr(cell4, ax::mojom::IntAttribute::kTableCellColumnIndex)); |
| EXPECT_EQ(2, |
| GetIntAttr(cell4, ax::mojom::IntAttribute::kTableCellColumnSpan)); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, WritableElement) { |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html>" |
| "<div role='textbox' tabindex=0>" |
| " Some text" |
| "</div>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| ASSERT_EQ(1, root->child_count()); |
| const ui::AXNode* textbox = root->ChildAtIndex(0); |
| EXPECT_TRUE(textbox->data().HasAction(ax::mojom::Action::kSetValue)); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| AriaSortDirection) { |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html>" |
| "<table><tr>" |
| "<th scope='row' aria-sort='ascending'>row header 1</th>" |
| "<th scope='row' aria-sort='descending'>row header 2</th>" |
| "<th scope='col' aria-sort='custom'>col header 1</th>" |
| "<th scope='col' aria-sort='none'>col header 2</th>" |
| "<th scope='col'>col header 3</th>" |
| "</tr></table>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| const ui::AXNode* table = root->ChildAtIndex(0); |
| EXPECT_EQ(ax::mojom::Role::kTable, table->data().role); |
| EXPECT_EQ(1, table->child_count()); |
| const ui::AXNode* row = table->ChildAtIndex(0); |
| EXPECT_EQ(5, row->child_count()); |
| |
| const ui::AXNode* header1 = row->ChildAtIndex(0); |
| const ui::AXNode* header2 = row->ChildAtIndex(1); |
| const ui::AXNode* header3 = row->ChildAtIndex(2); |
| const ui::AXNode* header4 = row->ChildAtIndex(3); |
| const ui::AXNode* header5 = row->ChildAtIndex(4); |
| |
| EXPECT_EQ(static_cast<int>(ax::mojom::SortDirection::kAscending), |
| GetIntAttr(header1, ax::mojom::IntAttribute::kSortDirection)); |
| |
| EXPECT_EQ(static_cast<int>(ax::mojom::SortDirection::kDescending), |
| GetIntAttr(header2, ax::mojom::IntAttribute::kSortDirection)); |
| |
| EXPECT_EQ(static_cast<int>(ax::mojom::SortDirection::kOther), |
| GetIntAttr(header3, ax::mojom::IntAttribute::kSortDirection)); |
| |
| EXPECT_EQ(-1, GetIntAttr(header4, ax::mojom::IntAttribute::kSortDirection)); |
| EXPECT_EQ(-1, GetIntAttr(header5, ax::mojom::IntAttribute::kSortDirection)); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| LocalizedLandmarkType) { |
| AccessibilityNotificationWaiter waiter(shell()->web_contents(), |
| ui::kAXModeComplete, |
| ax::mojom::Event::kLoadComplete); |
| GURL url( |
| "data:text/html," |
| "<!doctype html>" |
| "<header aria-label='header'></header>" |
| "<aside aria-label='aside'></aside>" |
| "<footer aria-label='footer'></footer>" |
| "<form aria-label='form'></form>" |
| "<main aria-label='main'></main>" |
| "<nav aria-label='nav'></nav>" |
| "<section></section>" |
| "<section aria-label='section'></section>" |
| "<div role='banner' aria-label='banner'></div>" |
| "<div role='complementary' aria-label='complementary'></div>" |
| "<div role='contentinfo' aria-label='contentinfo'></div>" |
| "<div role='form' aria-label='role_form'></div>" |
| "<div role='main' aria-label='role_main'></div>" |
| "<div role='navigation' aria-label='role_nav'></div>" |
| "<div role='region'></div>" |
| "<div role='region' aria-label='region'></div>" |
| "<div role='search' aria-label='search'></div>"); |
| |
| NavigateToURL(shell(), url); |
| waiter.WaitForNotification(); |
| |
| BrowserAccessibility* root = GetManager()->GetRoot(); |
| ASSERT_NE(nullptr, root); |
| ASSERT_EQ(17u, root->PlatformChildCount()); |
| |
| auto TestLocalizedLandmarkType = |
| [root](int child_index, ax::mojom::Role expected_role, |
| const std::string& expected_name, |
| const base::string16& expected_localized_landmark_type = {}) { |
| BrowserAccessibility* node = root->PlatformGetChild(child_index); |
| ASSERT_NE(nullptr, node); |
| |
| EXPECT_EQ(expected_role, node->GetRole()); |
| EXPECT_EQ(expected_name, |
| node->GetStringAttribute(ax::mojom::StringAttribute::kName)); |
| EXPECT_EQ(expected_localized_landmark_type, |
| node->GetLocalizedStringForLandmarkType()); |
| }; |
| |
| // For testing purposes, assume we get en-US localized strings. |
| TestLocalizedLandmarkType(0, ax::mojom::Role::kBanner, "header", |
| base::ASCIIToUTF16("banner")); |
| TestLocalizedLandmarkType(1, ax::mojom::Role::kComplementary, "aside", |
| base::ASCIIToUTF16("complementary")); |
| TestLocalizedLandmarkType(2, ax::mojom::Role::kFooter, "footer", |
| base::ASCIIToUTF16("content info")); |
| TestLocalizedLandmarkType(3, ax::mojom::Role::kForm, "form"); |
| TestLocalizedLandmarkType(4, ax::mojom::Role::kMain, "main"); |
| TestLocalizedLandmarkType(5, ax::mojom::Role::kNavigation, "nav"); |
| TestLocalizedLandmarkType(6, ax::mojom::Role::kRegion, ""); |
| TestLocalizedLandmarkType(7, ax::mojom::Role::kRegion, "section", |
| base::ASCIIToUTF16("region")); |
| |
| TestLocalizedLandmarkType(8, ax::mojom::Role::kBanner, "banner", |
| base::ASCIIToUTF16("banner")); |
| TestLocalizedLandmarkType(9, ax::mojom::Role::kComplementary, "complementary", |
| base::ASCIIToUTF16("complementary")); |
| TestLocalizedLandmarkType(10, ax::mojom::Role::kContentInfo, "contentinfo", |
| base::ASCIIToUTF16("content info")); |
| TestLocalizedLandmarkType(11, ax::mojom::Role::kForm, "role_form"); |
| TestLocalizedLandmarkType(12, ax::mojom::Role::kMain, "role_main"); |
| TestLocalizedLandmarkType(13, ax::mojom::Role::kNavigation, "role_nav"); |
| TestLocalizedLandmarkType(14, ax::mojom::Role::kRegion, ""); |
| TestLocalizedLandmarkType(15, ax::mojom::Role::kRegion, "region", |
| base::ASCIIToUTF16("region")); |
| TestLocalizedLandmarkType(16, ax::mojom::Role::kSearch, "search"); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| GetStyleNameAttributeAsLocalizedString) { |
| AccessibilityNotificationWaiter waiter(shell()->web_contents(), |
| ui::kAXModeComplete, |
| ax::mojom::Event::kLoadComplete); |
| GURL url( |
| "data:text/html," |
| "<!doctype html>" |
| "<p>text <mark>mark text</mark></p>"); |
| |
| NavigateToURL(shell(), url); |
| waiter.WaitForNotification(); |
| |
| BrowserAccessibility* root = GetManager()->GetRoot(); |
| ASSERT_NE(nullptr, root); |
| ASSERT_EQ(1u, root->PlatformChildCount()); |
| |
| auto TestGetStyleNameAttributeAsLocalizedString = |
| [](BrowserAccessibility* node, ax::mojom::Role expected_role, |
| const base::string16& expected_localized_style_name_attribute = {}) { |
| ASSERT_NE(nullptr, node); |
| |
| EXPECT_EQ(expected_role, node->GetRole()); |
| EXPECT_EQ(expected_localized_style_name_attribute, |
| node->GetStyleNameAttributeAsLocalizedString()); |
| }; |
| |
| // For testing purposes, assume we get en-US localized strings. |
| BrowserAccessibility* para_node = root->PlatformGetChild(0); |
| ASSERT_EQ(2u, para_node->PlatformChildCount()); |
| TestGetStyleNameAttributeAsLocalizedString(para_node, |
| ax::mojom::Role::kParagraph); |
| |
| BrowserAccessibility* text_node = para_node->PlatformGetChild(0); |
| ASSERT_EQ(0u, text_node->PlatformChildCount()); |
| TestGetStyleNameAttributeAsLocalizedString(text_node, |
| ax::mojom::Role::kStaticText); |
| |
| BrowserAccessibility* mark_node = para_node->PlatformGetChild(1); |
| TestGetStyleNameAttributeAsLocalizedString( |
| mark_node, ax::mojom::Role::kMark, |
| base::ASCIIToUTF16("highlighted content")); |
| |
| // Android doesn't always have a child in this case. |
| if (mark_node->PlatformChildCount() > 0) { |
| BrowserAccessibility* mark_text_node = mark_node->PlatformGetChild(0); |
| ASSERT_EQ(0u, mark_text_node->PlatformChildCount()); |
| TestGetStyleNameAttributeAsLocalizedString( |
| mark_text_node, ax::mojom::Role::kStaticText, |
| base::ASCIIToUTF16("highlighted content")); |
| } |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| TooltipStringAttributeMutuallyExclusiveOfNameFromTitle) { |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html>" |
| "<input type='text' title='title'>" |
| "<input type='text' title='title' aria-labelledby='inputlabel'>" |
| "<div id='inputlabel'>aria-labelledby</div>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| const ui::AXNode* input1 = root->ChildAtIndex(0); |
| const ui::AXNode* input2 = root->ChildAtIndex(1); |
| |
| EXPECT_EQ(static_cast<int>(ax::mojom::NameFrom::kTitle), |
| GetIntAttr(input1, ax::mojom::IntAttribute::kNameFrom)); |
| EXPECT_STREQ("title", |
| GetAttr(input1, ax::mojom::StringAttribute::kName).c_str()); |
| EXPECT_STREQ("", |
| GetAttr(input1, ax::mojom::StringAttribute::kTooltip).c_str()); |
| |
| EXPECT_EQ(static_cast<int>(ax::mojom::NameFrom::kRelatedElement), |
| GetIntAttr(input2, ax::mojom::IntAttribute::kNameFrom)); |
| EXPECT_STREQ("aria-labelledby", |
| GetAttr(input2, ax::mojom::StringAttribute::kName).c_str()); |
| EXPECT_STREQ("title", |
| GetAttr(input2, ax::mojom::StringAttribute::kTooltip).c_str()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F( |
| CrossPlatformAccessibilityBrowserTest, |
| PlaceholderStringAttributeMutuallyExclusiveOfNameFromPlaceholder) { |
| const char url_str[] = |
| "data:text/html," |
| "<!doctype html>" |
| "<input type='text' placeholder='placeholder'>" |
| "<input type='text' placeholder='placeholder' aria-label='label'>"; |
| GURL url(url_str); |
| NavigateToURL(shell(), url); |
| |
| const ui::AXTree& tree = GetAXTree(); |
| const ui::AXNode* root = tree.root(); |
| const ui::AXNode* group = root->ChildAtIndex(0); |
| const ui::AXNode* input1 = group->ChildAtIndex(0); |
| const ui::AXNode* input2 = group->ChildAtIndex(1); |
| |
| using ax::mojom::StringAttribute; |
| |
| EXPECT_EQ(static_cast<int>(ax::mojom::NameFrom::kPlaceholder), |
| GetIntAttr(input1, ax::mojom::IntAttribute::kNameFrom)); |
| EXPECT_STREQ("placeholder", GetAttr(input1, StringAttribute::kName).c_str()); |
| EXPECT_STREQ("", GetAttr(input1, StringAttribute::kPlaceholder).c_str()); |
| |
| EXPECT_EQ(static_cast<int>(ax::mojom::NameFrom::kAttribute), |
| GetIntAttr(input2, ax::mojom::IntAttribute::kNameFrom)); |
| EXPECT_STREQ("label", GetAttr(input2, StringAttribute::kName).c_str()); |
| EXPECT_STREQ("placeholder", |
| GetAttr(input2, StringAttribute::kPlaceholder).c_str()); |
| } |
| |
| // On Android root scroll offset is handled by the Java layer. The final rect |
| // bounds is device specific. |
| #ifndef OS_ANDROID |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| GetBoundsRectUnclippedRootFrameFromIFrame) { |
| // Start by loading a document with iframes. |
| LoadInitialAccessibilityTreeFromHtmlFilePath( |
| "/accessibility/html/iframe-padding.html"); |
| WaitForAccessibilityTreeToContainNodeWithName(shell()->web_contents(), |
| "Second Button"); |
| |
| // Get the delegate for the iframe leaf of the top-level accessibility tree |
| // for the second iframe. |
| BrowserAccessibilityManager* browser_accessibility_manager = GetManager(); |
| ASSERT_NE(nullptr, browser_accessibility_manager); |
| BrowserAccessibility* root_browser_accessibility = |
| browser_accessibility_manager->GetRoot(); |
| ASSERT_NE(nullptr, root_browser_accessibility); |
| BrowserAccessibility* leaf_iframe_browser_accessibility = |
| root_browser_accessibility->InternalDeepestLastChild(); |
| ASSERT_NE(nullptr, leaf_iframe_browser_accessibility); |
| ASSERT_EQ(ax::mojom::Role::kIframe, |
| leaf_iframe_browser_accessibility->GetRole()); |
| |
| // The frame coordinates of the iframe node within the top-level tree is |
| // relative to the top level frame. That is why the top-level default padding |
| // is included. |
| ASSERT_EQ(gfx::Rect(30, 230, 300, 100).ToString(), |
| leaf_iframe_browser_accessibility |
| ->GetBoundsRect(ui::AXCoordinateSystem::kRootFrame, |
| ui::AXClippingBehavior::kUnclipped) |
| .ToString()); |
| |
| // Now get the root delegate of the iframe's accessibility tree. |
| AXTreeID iframe_tree_id = AXTreeID::FromString( |
| leaf_iframe_browser_accessibility->GetStringAttribute( |
| ax::mojom::StringAttribute::kChildTreeId)); |
| BrowserAccessibilityManager* iframe_browser_accessibility_manager = |
| BrowserAccessibilityManager::FromID(iframe_tree_id); |
| ASSERT_NE(nullptr, iframe_browser_accessibility_manager); |
| BrowserAccessibility* root_iframe_browser_accessibility = |
| iframe_browser_accessibility_manager->GetRoot(); |
| ASSERT_NE(nullptr, root_iframe_browser_accessibility); |
| ASSERT_EQ(ax::mojom::Role::kRootWebArea, |
| root_iframe_browser_accessibility->GetRole()); |
| |
| // The root frame bounds of the iframe are still relative to the top-level |
| // frame. |
| ASSERT_EQ(gfx::Rect(30, 230, 300, 100).ToString(), |
| root_iframe_browser_accessibility |
| ->GetBoundsRect(ui::AXCoordinateSystem::kRootFrame, |
| ui::AXClippingBehavior::kUnclipped) |
| .ToString()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(CrossPlatformAccessibilityBrowserTest, |
| GetBoundsRectUnclippedFrameFromIFrame) { |
| // Start by loading a document with iframes. |
| LoadInitialAccessibilityTreeFromHtmlFilePath( |
| "/accessibility/html/iframe-padding.html"); |
| WaitForAccessibilityTreeToContainNodeWithName(shell()->web_contents(), |
| "Second Button"); |
| |
| // Get the delegate for the iframe leaf of the top-level accessibility tree |
| // for the second iframe. |
| BrowserAccessibilityManager* browser_accessibility_manager = GetManager(); |
| ASSERT_NE(nullptr, browser_accessibility_manager); |
| BrowserAccessibility* root_browser_accessibility = |
| browser_accessibility_manager->GetRoot(); |
| ASSERT_NE(nullptr, root_browser_accessibility); |
| BrowserAccessibility* leaf_iframe_browser_accessibility = |
| root_browser_accessibility->InternalDeepestLastChild(); |
| ASSERT_NE(nullptr, leaf_iframe_browser_accessibility); |
| ASSERT_EQ(ax::mojom::Role::kIframe, |
| leaf_iframe_browser_accessibility->GetRole()); |
| |
| // The frame coordinates of the iframe node within the top-level tree is |
| // relative to the top level frame. |
| ASSERT_EQ(gfx::Rect(30, 230, 300, 100).ToString(), |
| leaf_iframe_browser_accessibility |
| ->GetBoundsRect(ui::AXCoordinateSystem::kFrame, |
| ui::AXClippingBehavior::kUnclipped) |
| .ToString()); |
| |
| // Now get the root delegate of the iframe's accessibility tree. |
| AXTreeID iframe_tree_id = AXTreeID::FromString( |
| leaf_iframe_browser_accessibility->GetStringAttribute( |
| ax::mojom::StringAttribute::kChildTreeId)); |
| BrowserAccessibilityManager* iframe_browser_accessibility_manager = |
| BrowserAccessibilityManager::FromID(iframe_tree_id); |
| ASSERT_NE(nullptr, iframe_browser_accessibility_manager); |
| BrowserAccessibility* root_iframe_browser_accessibility = |
| iframe_browser_accessibility_manager->GetRoot(); |
| ASSERT_NE(nullptr, root_iframe_browser_accessibility); |
| ASSERT_EQ(ax::mojom::Role::kRootWebArea, |
| root_iframe_browser_accessibility->GetRole()); |
| |
| // The frame bounds of the iframe are now relative to itself. |
| ASSERT_EQ(gfx::Rect(0, 0, 300, 100).ToString(), |
| root_iframe_browser_accessibility |
| ->GetBoundsRect(ui::AXCoordinateSystem::kFrame, |
| ui::AXClippingBehavior::kUnclipped) |
| .ToString()); |
| } |
| #endif |
| } // namespace content |