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      1 // Copyright (c) 2012 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 "ash/keyboard_overlay/keyboard_overlay_view.h"
      6 
      7 #include <algorithm>
      8 
      9 #include "ash/accelerators/accelerator_table.h"
     10 #include "ash/keyboard_overlay/keyboard_overlay_delegate.h"
     11 #include "ash/shell.h"
     12 #include "ash/test/ash_test_base.h"
     13 #include "ui/web_dialogs/test/test_web_contents_handler.h"
     14 #include "ui/web_dialogs/test/test_web_dialog_delegate.h"
     15 
     16 namespace ash {
     17 
     18 typedef test::AshTestBase KeyboardOverlayViewTest;
     19 
     20 bool operator==(const KeyboardOverlayView::KeyEventData& lhs,
     21                 const KeyboardOverlayView::KeyEventData& rhs) {
     22   return (lhs.key_code == rhs.key_code) && (lhs.flags == rhs.flags);
     23 }
     24 
     25 // Verifies that the accelerators that open the keyboard overlay close it.
     26 TEST_F(KeyboardOverlayViewTest, OpenAcceleratorsClose) {
     27   ui::test::TestWebDialogDelegate delegate(GURL("chrome://keyboardoverlay"));
     28   KeyboardOverlayView view(
     29       Shell::GetInstance()->browser_context(),
     30       &delegate,
     31       new ui::test::TestWebContentsHandler);
     32   for (size_t i = 0; i < kAcceleratorDataLength; ++i) {
     33     if (kAcceleratorData[i].action != SHOW_KEYBOARD_OVERLAY)
     34       continue;
     35     const AcceleratorData& open_key_data = kAcceleratorData[i];
     36     ui::KeyEvent open_key(open_key_data.trigger_on_press ?
     37                           ui::ET_KEY_PRESSED : ui::ET_KEY_RELEASED,
     38                           open_key_data.keycode,
     39                           open_key_data.modifiers,
     40                           false);
     41     EXPECT_TRUE(view.IsCancelingKeyEvent(&open_key));
     42   }
     43 }
     44 
     45 // Verifies that there are no redunduant keys in the canceling keys.
     46 TEST_F(KeyboardOverlayViewTest, NoRedundantCancelingKeys) {
     47   std::vector<KeyboardOverlayView::KeyEventData> open_keys;
     48   for (size_t i = 0; i < kAcceleratorDataLength; ++i) {
     49     if (kAcceleratorData[i].action != SHOW_KEYBOARD_OVERLAY)
     50       continue;
     51     // Escape is used just for canceling.
     52     KeyboardOverlayView::KeyEventData open_key = {
     53       kAcceleratorData[i].keycode,
     54       kAcceleratorData[i].modifiers,
     55     };
     56     open_keys.push_back(open_key);
     57   }
     58 
     59   std::vector<KeyboardOverlayView::KeyEventData> canceling_keys;
     60   KeyboardOverlayView::GetCancelingKeysForTesting(&canceling_keys);
     61 
     62   // Escape is used just for canceling, so exclude it from the comparison with
     63   // open keys.
     64   KeyboardOverlayView::KeyEventData escape = { ui::VKEY_ESCAPE, ui::EF_NONE };
     65   std::vector<KeyboardOverlayView::KeyEventData>::iterator escape_itr =
     66       std::find(canceling_keys.begin(), canceling_keys.end(), escape);
     67   canceling_keys.erase(escape_itr);
     68 
     69   // Other canceling keys should be same as opening keys.
     70   EXPECT_EQ(open_keys.size(), canceling_keys.size());
     71   for (size_t i = 0; i < canceling_keys.size(); ++i) {
     72     EXPECT_NE(std::find(open_keys.begin(), open_keys.end(), canceling_keys[i]),
     73               open_keys.end());
     74   }
     75 }
     76 
     77 }  // namespace ash
     78