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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "base/strings/string_number_conversions.h" |
| 6 #include "content/browser/accessibility/browser_accessibility.h" |
| 7 #include "content/browser/web_contents/web_contents_impl.h" |
| 8 #include "content/public/test/browser_test_utils.h" |
| 9 #include "content/public/test/content_browser_test.h" |
| 10 #include "content/public/test/content_browser_test_utils.h" |
| 11 #include "content/shell/browser/shell.h" |
| 12 #include "content/test/accessibility_browser_test_utils.h" |
| 13 #include "ui/accessibility/ax_node_data.h" |
| 14 #include "ui/aura/window.h" |
| 15 #include "ui/aura/window_tree_host.h" |
| 16 #include "ui/events/event.h" |
| 17 #include "ui/events/event_processor.h" |
| 18 #include "ui/events/event_utils.h" |
| 19 |
| 20 namespace content { |
| 21 |
| 22 class TouchAccessibilityBrowserTest : public ContentBrowserTest { |
| 23 public: |
| 24 TouchAccessibilityBrowserTest() {} |
| 25 |
| 26 DISALLOW_COPY_AND_ASSIGN(TouchAccessibilityBrowserTest); |
| 27 }; |
| 28 |
| 29 IN_PROC_BROWSER_TEST_F(TouchAccessibilityBrowserTest, |
| 30 TouchExplorationSendsHoverEvents) { |
| 31 // Create HTML with a 7 x 5 table, each exactly 50 x 50 pixels. |
| 32 std::string html_url = |
| 33 "data:text/html," |
| 34 "<style>" |
| 35 " body { margin: 0; }" |
| 36 " table { border-spacing: 0; border-collapse: collapse; }" |
| 37 " td { width: 50px; height: 50px; padding: 0; }" |
| 38 "</style>" |
| 39 "<body>" |
| 40 "<table>"; |
| 41 int cell = 0; |
| 42 for (int row = 0; row < 5; ++row) { |
| 43 html_url += "<tr>"; |
| 44 for (int col = 0; col < 7; ++col) { |
| 45 html_url += "<td>" + base::IntToString(cell) + "</td>"; |
| 46 ++cell; |
| 47 } |
| 48 html_url += "</tr>"; |
| 49 } |
| 50 html_url += "</table></body>"; |
| 51 |
| 52 // Navigate to the url and load the accessibility tree. |
| 53 AccessibilityNotificationWaiter waiter( |
| 54 shell(), AccessibilityModeComplete, ui::AX_EVENT_LOAD_COMPLETE); |
| 55 GURL url(html_url); |
| 56 NavigateToURL(shell(), url); |
| 57 waiter.WaitForNotification(); |
| 58 |
| 59 // Get the BrowserAccessibilityManager. |
| 60 WebContentsImpl* web_contents = static_cast<WebContentsImpl*>( |
| 61 shell()->web_contents()); |
| 62 BrowserAccessibilityManager* manager = |
| 63 web_contents->GetRootBrowserAccessibilityManager(); |
| 64 ASSERT_NE(nullptr, manager); |
| 65 |
| 66 // Loop over all of the cells in the table. For each one, send a simulated |
| 67 // touch exploration event in the center of that cell, and assert that we |
| 68 // get an accessibility hover event fired in the correct cell. |
| 69 AccessibilityNotificationWaiter waiter2( |
| 70 shell(), AccessibilityModeComplete, ui::AX_EVENT_HOVER); |
| 71 aura::Window* window = web_contents->GetContentNativeView(); |
| 72 ui::EventProcessor* dispatcher = window->GetHost()->event_processor(); |
| 73 for (int row = 0; row < 5; ++row) { |
| 74 for (int col = 0; col < 7; ++col) { |
| 75 std::string expected_cell_text = base::IntToString(row * 7 + col); |
| 76 VLOG(1) << "Sending event in row " << row << " col " << col |
| 77 << " with text " << expected_cell_text; |
| 78 |
| 79 // Send a touch exploration event to the center of the particular grid |
| 80 // cell. A touch exploration event is just a mouse move event with |
| 81 // the ui::EF_TOUCH_ACCESSIBILITY flag set. |
| 82 gfx::Rect bounds = window->GetBoundsInRootWindow(); |
| 83 gfx::PointF location(bounds.x() + 50 * col + 25, |
| 84 bounds.y() + 50 * row + 25); |
| 85 int flags = ui::EF_TOUCH_ACCESSIBILITY; |
| 86 scoped_ptr<ui::Event> mouse_move_event(new ui::MouseEvent( |
| 87 ui::ET_MOUSE_MOVED, location, location, ui::EventTimeForNow(), |
| 88 flags, 0)); |
| 89 ignore_result(dispatcher->OnEventFromSource(mouse_move_event.get())); |
| 90 |
| 91 // Wait until we get a hover event in the expected grid cell. |
| 92 // Tolerate additional events, keep looping until we get the expected one. |
| 93 std::string cell_text; |
| 94 do { |
| 95 waiter2.WaitForNotification(); |
| 96 int target_id = waiter2.event_target_id(); |
| 97 BrowserAccessibility* hit = manager->GetFromID(target_id); |
| 98 BrowserAccessibility* child = hit->PlatformGetChild(0); |
| 99 ASSERT_NE(nullptr, child); |
| 100 cell_text = child->GetData().GetStringAttribute(ui::AX_ATTR_VALUE); |
| 101 VLOG(1) << "Got hover event in cell with text: " << cell_text; |
| 102 } while (cell_text != expected_cell_text); |
| 103 } |
| 104 } |
| 105 } |
| 106 |
| 107 } // namespace content |
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Chromium Code Reviews
Issue 1375703002:
Fire accessibility hover events when the touch exploration flag is set. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master