| // Copyright 2015 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 "base/strings/string_number_conversions.h" |
| #include "content/browser/accessibility/browser_accessibility.h" |
| #include "content/browser/web_contents/web_contents_impl.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_data.h" |
| #include "ui/aura/window.h" |
| #include "ui/aura/window_tree_host.h" |
| #include "ui/events/event.h" |
| #include "ui/events/event_processor.h" |
| #include "ui/events/event_utils.h" |
| |
| namespace content { |
| |
| class TouchAccessibilityBrowserTest : public ContentBrowserTest { |
| public: |
| TouchAccessibilityBrowserTest() {} |
| |
| DISALLOW_COPY_AND_ASSIGN(TouchAccessibilityBrowserTest); |
| }; |
| |
| IN_PROC_BROWSER_TEST_F(TouchAccessibilityBrowserTest, |
| TouchExplorationSendsHoverEvents) { |
| // Create HTML with a 7 x 5 table, each exactly 50 x 50 pixels. |
| std::string html_url = |
| "data:text/html," |
| "<style>" |
| " body { margin: 0; }" |
| " table { border-spacing: 0; border-collapse: collapse; }" |
| " td { width: 50px; height: 50px; padding: 0; }" |
| "</style>" |
| "<body>" |
| "<table>"; |
| int cell = 0; |
| for (int row = 0; row < 5; ++row) { |
| html_url += "<tr>"; |
| for (int col = 0; col < 7; ++col) { |
| html_url += "<td>" + base::IntToString(cell) + "</td>"; |
| ++cell; |
| } |
| html_url += "</tr>"; |
| } |
| html_url += "</table></body>"; |
| |
| // Navigate to the url and load the accessibility tree. |
| AccessibilityNotificationWaiter waiter( |
| shell(), AccessibilityModeComplete, ui::AX_EVENT_LOAD_COMPLETE); |
| GURL url(html_url); |
| NavigateToURL(shell(), url); |
| waiter.WaitForNotification(); |
| |
| // Get the BrowserAccessibilityManager. |
| WebContentsImpl* web_contents = static_cast<WebContentsImpl*>( |
| shell()->web_contents()); |
| BrowserAccessibilityManager* manager = |
| web_contents->GetRootBrowserAccessibilityManager(); |
| ASSERT_NE(nullptr, manager); |
| |
| // Loop over all of the cells in the table. For each one, send a simulated |
| // touch exploration event in the center of that cell, and assert that we |
| // get an accessibility hover event fired in the correct cell. |
| AccessibilityNotificationWaiter waiter2( |
| shell(), AccessibilityModeComplete, ui::AX_EVENT_HOVER); |
| aura::Window* window = web_contents->GetContentNativeView(); |
| ui::EventProcessor* dispatcher = window->GetHost()->event_processor(); |
| for (int row = 0; row < 5; ++row) { |
| for (int col = 0; col < 7; ++col) { |
| std::string expected_cell_text = base::IntToString(row * 7 + col); |
| VLOG(1) << "Sending event in row " << row << " col " << col |
| << " with text " << expected_cell_text; |
| |
| // Send a touch exploration event to the center of the particular grid |
| // cell. A touch exploration event is just a mouse move event with |
| // the ui::EF_TOUCH_ACCESSIBILITY flag set. |
| gfx::Rect bounds = window->GetBoundsInRootWindow(); |
| gfx::Point location(bounds.x() + 50 * col + 25, |
| bounds.y() + 50 * row + 25); |
| int flags = ui::EF_TOUCH_ACCESSIBILITY; |
| scoped_ptr<ui::Event> mouse_move_event(new ui::MouseEvent( |
| ui::ET_MOUSE_MOVED, location, location, ui::EventTimeForNow(), |
| flags, 0)); |
| ignore_result(dispatcher->OnEventFromSource(mouse_move_event.get())); |
| |
| // Wait until we get a hover event in the expected grid cell. |
| // Tolerate additional events, keep looping until we get the expected one. |
| std::string cell_text; |
| do { |
| waiter2.WaitForNotification(); |
| int target_id = waiter2.event_target_id(); |
| BrowserAccessibility* hit = manager->GetFromID(target_id); |
| BrowserAccessibility* child = hit->PlatformGetChild(0); |
| ASSERT_NE(nullptr, child); |
| cell_text = child->GetData().GetStringAttribute(ui::AX_ATTR_NAME); |
| VLOG(1) << "Got hover event in cell with text: " << cell_text; |
| } while (cell_text != expected_cell_text); |
| } |
| } |
| } |
| |
| } // namespace content |
