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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 <cstring>
      6 #include <set>
      7 
      8 #include <X11/extensions/XInput2.h>
      9 #include <X11/Xlib.h>
     10 #include <X11/Xutil.h>
     11 #include <X11/XKBlib.h>
     12 
     13 // Generically-named #defines from Xlib that conflict with symbols in GTest.
     14 #undef Bool
     15 #undef None
     16 
     17 #include "base/memory/scoped_ptr.h"
     18 #include "testing/gtest/include/gtest/gtest.h"
     19 #include "ui/events/event.h"
     20 #include "ui/events/event_constants.h"
     21 #include "ui/events/event_utils.h"
     22 #include "ui/events/test/events_test_utils.h"
     23 #include "ui/events/test/events_test_utils_x11.h"
     24 #include "ui/events/x/device_data_manager_x11.h"
     25 #include "ui/events/x/touch_factory_x11.h"
     26 #include "ui/gfx/point.h"
     27 
     28 namespace ui {
     29 
     30 namespace {
     31 
     32 // Initializes the passed-in Xlib event.
     33 void InitButtonEvent(XEvent* event,
     34                      bool is_press,
     35                      const gfx::Point& location,
     36                      int button,
     37                      int state) {
     38   memset(event, 0, sizeof(*event));
     39 
     40   // We don't bother setting fields that the event code doesn't use, such as
     41   // x_root/y_root and window/root/subwindow.
     42   XButtonEvent* button_event = &(event->xbutton);
     43   button_event->type = is_press ? ButtonPress : ButtonRelease;
     44   button_event->x = location.x();
     45   button_event->y = location.y();
     46   button_event->button = button;
     47   button_event->state = state;
     48 }
     49 
     50 // Initializes the passed-in Xlib event.
     51 void InitKeyEvent(Display* display,
     52                   XEvent* event,
     53                   bool is_press,
     54                   int keycode,
     55                   int state) {
     56   memset(event, 0, sizeof(*event));
     57 
     58   // We don't bother setting fields that the event code doesn't use, such as
     59   // x_root/y_root and window/root/subwindow.
     60   XKeyEvent* key_event = &(event->xkey);
     61   key_event->display = display;
     62   key_event->type = is_press ? KeyPress : KeyRelease;
     63   key_event->keycode = keycode;
     64   key_event->state = state;
     65 }
     66 
     67 // Returns true if the keysym maps to a KeyEvent with the EF_FUNCTION_KEY
     68 // flag set, or the keysym maps to a zero key code.
     69 bool HasFunctionKeyFlagSetIfSupported(Display* display, int x_keysym) {
     70   XEvent event;
     71   int x_keycode = XKeysymToKeycode(display, x_keysym);
     72   // Exclude keysyms for which the server has no corresponding keycode.
     73   if (x_keycode) {
     74     InitKeyEvent(display, &event, true, x_keycode, 0);
     75     ui::KeyEvent ui_key_event(&event);
     76     return (ui_key_event.flags() & ui::EF_FUNCTION_KEY);
     77   }
     78   return true;
     79 }
     80 
     81 }  // namespace
     82 
     83 class EventsXTest : public testing::Test {
     84  public:
     85   EventsXTest() {}
     86   virtual ~EventsXTest() {}
     87 
     88   virtual void SetUp() OVERRIDE {
     89     DeviceDataManagerX11::CreateInstance();
     90     ui::TouchFactory::GetInstance()->ResetForTest();
     91   }
     92  private:
     93   DISALLOW_COPY_AND_ASSIGN(EventsXTest);
     94 };
     95 
     96 TEST_F(EventsXTest, ButtonEvents) {
     97   XEvent event;
     98   gfx::Point location(5, 10);
     99   gfx::Vector2d offset;
    100 
    101   InitButtonEvent(&event, true, location, 1, 0);
    102   EXPECT_EQ(ui::ET_MOUSE_PRESSED, ui::EventTypeFromNative(&event));
    103   EXPECT_EQ(ui::EF_LEFT_MOUSE_BUTTON, ui::EventFlagsFromNative(&event));
    104   EXPECT_EQ(location, ui::EventLocationFromNative(&event));
    105 
    106   InitButtonEvent(&event, true, location, 2, Button1Mask | ShiftMask);
    107   EXPECT_EQ(ui::ET_MOUSE_PRESSED, ui::EventTypeFromNative(&event));
    108   EXPECT_EQ(ui::EF_LEFT_MOUSE_BUTTON | ui::EF_MIDDLE_MOUSE_BUTTON |
    109                 ui::EF_SHIFT_DOWN,
    110             ui::EventFlagsFromNative(&event));
    111   EXPECT_EQ(location, ui::EventLocationFromNative(&event));
    112 
    113   InitButtonEvent(&event, false, location, 3, 0);
    114   EXPECT_EQ(ui::ET_MOUSE_RELEASED, ui::EventTypeFromNative(&event));
    115   EXPECT_EQ(ui::EF_RIGHT_MOUSE_BUTTON, ui::EventFlagsFromNative(&event));
    116   EXPECT_EQ(location, ui::EventLocationFromNative(&event));
    117 
    118   // Scroll up.
    119   InitButtonEvent(&event, true, location, 4, 0);
    120   EXPECT_EQ(ui::ET_MOUSEWHEEL, ui::EventTypeFromNative(&event));
    121   EXPECT_EQ(0, ui::EventFlagsFromNative(&event));
    122   EXPECT_EQ(location, ui::EventLocationFromNative(&event));
    123   offset = ui::GetMouseWheelOffset(&event);
    124   EXPECT_GT(offset.y(), 0);
    125   EXPECT_EQ(0, offset.x());
    126 
    127   // Scroll down.
    128   InitButtonEvent(&event, true, location, 5, 0);
    129   EXPECT_EQ(ui::ET_MOUSEWHEEL, ui::EventTypeFromNative(&event));
    130   EXPECT_EQ(0, ui::EventFlagsFromNative(&event));
    131   EXPECT_EQ(location, ui::EventLocationFromNative(&event));
    132   offset = ui::GetMouseWheelOffset(&event);
    133   EXPECT_LT(offset.y(), 0);
    134   EXPECT_EQ(0, offset.x());
    135 
    136   // Scroll left.
    137   InitButtonEvent(&event, true, location, 6, 0);
    138   EXPECT_EQ(ui::ET_MOUSEWHEEL, ui::EventTypeFromNative(&event));
    139   EXPECT_EQ(0, ui::EventFlagsFromNative(&event));
    140   EXPECT_EQ(location, ui::EventLocationFromNative(&event));
    141   offset = ui::GetMouseWheelOffset(&event);
    142   EXPECT_EQ(0, offset.y());
    143   EXPECT_GT(offset.x(), 0);
    144 
    145   // Scroll right.
    146   InitButtonEvent(&event, true, location, 7, 0);
    147   EXPECT_EQ(ui::ET_MOUSEWHEEL, ui::EventTypeFromNative(&event));
    148   EXPECT_EQ(0, ui::EventFlagsFromNative(&event));
    149   EXPECT_EQ(location, ui::EventLocationFromNative(&event));
    150   offset = ui::GetMouseWheelOffset(&event);
    151   EXPECT_EQ(0, offset.y());
    152   EXPECT_LT(offset.x(), 0);
    153 
    154   // TODO(derat): Test XInput code.
    155 }
    156 
    157 TEST_F(EventsXTest, AvoidExtraEventsOnWheelRelease) {
    158   XEvent event;
    159   gfx::Point location(5, 10);
    160 
    161   InitButtonEvent(&event, true, location, 4, 0);
    162   EXPECT_EQ(ui::ET_MOUSEWHEEL, ui::EventTypeFromNative(&event));
    163 
    164   // We should return ET_UNKNOWN for the release event instead of returning
    165   // ET_MOUSEWHEEL; otherwise we'll scroll twice for each scrollwheel step.
    166   InitButtonEvent(&event, false, location, 4, 0);
    167   EXPECT_EQ(ui::ET_UNKNOWN, ui::EventTypeFromNative(&event));
    168 
    169   // TODO(derat): Test XInput code.
    170 }
    171 
    172 TEST_F(EventsXTest, EnterLeaveEvent) {
    173   XEvent event;
    174   event.xcrossing.type = EnterNotify;
    175   event.xcrossing.x = 10;
    176   event.xcrossing.y = 20;
    177   event.xcrossing.x_root = 110;
    178   event.xcrossing.y_root = 120;
    179 
    180   // Mouse enter events are converted to mouse move events to be consistent with
    181   // the way views handle mouse enter. See comments for EnterNotify case in
    182   // ui::EventTypeFromNative for more details.
    183   EXPECT_EQ(ui::ET_MOUSE_MOVED, ui::EventTypeFromNative(&event));
    184   EXPECT_EQ("10,20", ui::EventLocationFromNative(&event).ToString());
    185   EXPECT_EQ("110,120", ui::EventSystemLocationFromNative(&event).ToString());
    186 
    187   event.xcrossing.type = LeaveNotify;
    188   event.xcrossing.x = 30;
    189   event.xcrossing.y = 40;
    190   event.xcrossing.x_root = 230;
    191   event.xcrossing.y_root = 240;
    192   EXPECT_EQ(ui::ET_MOUSE_EXITED, ui::EventTypeFromNative(&event));
    193   EXPECT_EQ("30,40", ui::EventLocationFromNative(&event).ToString());
    194   EXPECT_EQ("230,240", ui::EventSystemLocationFromNative(&event).ToString());
    195 }
    196 
    197 TEST_F(EventsXTest, ClickCount) {
    198   XEvent event;
    199   gfx::Point location(5, 10);
    200 
    201   for (int i = 1; i <= 3; ++i) {
    202     InitButtonEvent(&event, true, location, 1, 0);
    203     {
    204       MouseEvent mouseev(&event);
    205       EXPECT_EQ(ui::ET_MOUSE_PRESSED, mouseev.type());
    206       EXPECT_EQ(i, mouseev.GetClickCount());
    207     }
    208 
    209     InitButtonEvent(&event, false, location, 1, 0);
    210     {
    211       MouseEvent mouseev(&event);
    212       EXPECT_EQ(ui::ET_MOUSE_RELEASED, mouseev.type());
    213       EXPECT_EQ(i, mouseev.GetClickCount());
    214     }
    215   }
    216 }
    217 
    218 #if defined(USE_XI2_MT)
    219 TEST_F(EventsXTest, TouchEventBasic) {
    220   std::vector<unsigned int> devices;
    221   devices.push_back(0);
    222   ui::SetUpTouchDevicesForTest(devices);
    223   std::vector<Valuator> valuators;
    224 
    225   // Init touch begin with tracking id 5, touch id 0.
    226   valuators.push_back(Valuator(DeviceDataManagerX11::DT_TOUCH_MAJOR, 20));
    227   valuators.push_back(
    228       Valuator(DeviceDataManagerX11::DT_TOUCH_ORIENTATION, 0.3f));
    229   valuators.push_back(Valuator(DeviceDataManagerX11::DT_TOUCH_PRESSURE, 100));
    230   ui::ScopedXI2Event scoped_xevent;
    231   scoped_xevent.InitTouchEvent(
    232       0, XI_TouchBegin, 5, gfx::Point(10, 10), valuators);
    233   EXPECT_EQ(ui::ET_TOUCH_PRESSED, ui::EventTypeFromNative(scoped_xevent));
    234   EXPECT_EQ("10,10", ui::EventLocationFromNative(scoped_xevent).ToString());
    235   EXPECT_EQ(GetTouchId(scoped_xevent), 0);
    236   EXPECT_EQ(GetTouchRadiusX(scoped_xevent), 10);
    237   EXPECT_FLOAT_EQ(GetTouchAngle(scoped_xevent), 0.15f);
    238   EXPECT_FLOAT_EQ(GetTouchForce(scoped_xevent), 0.1f);
    239 
    240   // Touch update, with new orientation info.
    241   valuators.clear();
    242   valuators.push_back(
    243       Valuator(DeviceDataManagerX11::DT_TOUCH_ORIENTATION, 0.5f));
    244   scoped_xevent.InitTouchEvent(
    245       0, XI_TouchUpdate, 5, gfx::Point(20, 20), valuators);
    246   EXPECT_EQ(ui::ET_TOUCH_MOVED, ui::EventTypeFromNative(scoped_xevent));
    247   EXPECT_EQ("20,20", ui::EventLocationFromNative(scoped_xevent).ToString());
    248   EXPECT_EQ(GetTouchId(scoped_xevent), 0);
    249   EXPECT_EQ(GetTouchRadiusX(scoped_xevent), 10);
    250   EXPECT_FLOAT_EQ(GetTouchAngle(scoped_xevent), 0.25f);
    251   EXPECT_FLOAT_EQ(GetTouchForce(scoped_xevent), 0.1f);
    252 
    253   // Another touch with tracking id 6, touch id 1.
    254   valuators.clear();
    255   valuators.push_back(Valuator(DeviceDataManagerX11::DT_TOUCH_MAJOR, 100));
    256   valuators.push_back(Valuator(
    257       DeviceDataManagerX11::DT_TOUCH_ORIENTATION, 0.9f));
    258   valuators.push_back(Valuator(DeviceDataManagerX11::DT_TOUCH_PRESSURE, 500));
    259   scoped_xevent.InitTouchEvent(
    260       0, XI_TouchBegin, 6, gfx::Point(200, 200), valuators);
    261   EXPECT_EQ(ui::ET_TOUCH_PRESSED, ui::EventTypeFromNative(scoped_xevent));
    262   EXPECT_EQ("200,200", ui::EventLocationFromNative(scoped_xevent).ToString());
    263   EXPECT_EQ(GetTouchId(scoped_xevent), 1);
    264   EXPECT_EQ(GetTouchRadiusX(scoped_xevent), 50);
    265   EXPECT_FLOAT_EQ(GetTouchAngle(scoped_xevent), 0.45f);
    266   EXPECT_FLOAT_EQ(GetTouchForce(scoped_xevent), 0.5f);
    267 
    268   // Touch with tracking id 5 should have old radius/angle value and new pressue
    269   // value.
    270   valuators.clear();
    271   valuators.push_back(Valuator(DeviceDataManagerX11::DT_TOUCH_PRESSURE, 50));
    272   scoped_xevent.InitTouchEvent(
    273       0, XI_TouchEnd, 5, gfx::Point(30, 30), valuators);
    274   EXPECT_EQ(ui::ET_TOUCH_RELEASED, ui::EventTypeFromNative(scoped_xevent));
    275   EXPECT_EQ("30,30", ui::EventLocationFromNative(scoped_xevent).ToString());
    276   EXPECT_EQ(GetTouchId(scoped_xevent), 0);
    277   EXPECT_EQ(GetTouchRadiusX(scoped_xevent), 10);
    278   EXPECT_FLOAT_EQ(GetTouchAngle(scoped_xevent), 0.25f);
    279   EXPECT_FLOAT_EQ(GetTouchForce(scoped_xevent), 0.05f);
    280 
    281   // Touch with tracking id 6 should have old angle/pressure value and new
    282   // radius value.
    283   valuators.clear();
    284   valuators.push_back(Valuator(DeviceDataManagerX11::DT_TOUCH_MAJOR, 50));
    285   scoped_xevent.InitTouchEvent(
    286       0, XI_TouchEnd, 6, gfx::Point(200, 200), valuators);
    287   EXPECT_EQ(ui::ET_TOUCH_RELEASED, ui::EventTypeFromNative(scoped_xevent));
    288   EXPECT_EQ("200,200", ui::EventLocationFromNative(scoped_xevent).ToString());
    289   EXPECT_EQ(GetTouchId(scoped_xevent), 1);
    290   EXPECT_EQ(GetTouchRadiusX(scoped_xevent), 25);
    291   EXPECT_FLOAT_EQ(GetTouchAngle(scoped_xevent), 0.45f);
    292   EXPECT_FLOAT_EQ(GetTouchForce(scoped_xevent), 0.5f);
    293 }
    294 
    295 int GetTouchIdForTrackingId(uint32 tracking_id) {
    296   int slot = 0;
    297   bool success =
    298       TouchFactory::GetInstance()->QuerySlotForTrackingID(tracking_id, &slot);
    299   if (success)
    300     return slot;
    301   return -1;
    302 }
    303 
    304 TEST_F(EventsXTest, TouchEventIdRefcounting) {
    305   std::vector<unsigned int> devices;
    306   devices.push_back(0);
    307   ui::SetUpTouchDevicesForTest(devices);
    308   std::vector<Valuator> valuators;
    309 
    310   const int kTrackingId0 = 5;
    311   const int kTrackingId1 = 7;
    312 
    313   // Increment ref count once for first touch.
    314   ui::ScopedXI2Event xpress0;
    315   xpress0.InitTouchEvent(
    316       0, XI_TouchBegin, kTrackingId0, gfx::Point(10, 10), valuators);
    317   scoped_ptr<ui::TouchEvent> upress0(new ui::TouchEvent(xpress0));
    318   EXPECT_EQ(0, GetTouchIdForTrackingId(kTrackingId0));
    319 
    320   // Increment ref count 4 times for second touch.
    321   ui::ScopedXI2Event xpress1;
    322   xpress1.InitTouchEvent(
    323       0, XI_TouchBegin, kTrackingId1, gfx::Point(20, 20), valuators);
    324 
    325   for (int i = 0; i < 4; ++i) {
    326     ui::TouchEvent upress1(xpress1);
    327     EXPECT_EQ(1, GetTouchIdForTrackingId(kTrackingId1));
    328   }
    329 
    330   ui::ScopedXI2Event xrelease1;
    331   xrelease1.InitTouchEvent(
    332       0, XI_TouchEnd, kTrackingId1, gfx::Point(10, 10), valuators);
    333 
    334   // Decrement ref count 3 times for second touch.
    335   for (int i = 0; i < 3; ++i) {
    336     ui::TouchEvent urelease1(xrelease1);
    337     EXPECT_EQ(1, GetTouchIdForTrackingId(kTrackingId1));
    338   }
    339 
    340   // This should clear the touch id of the second touch.
    341   scoped_ptr<ui::TouchEvent> urelease1(new ui::TouchEvent(xrelease1));
    342   urelease1.reset();
    343   EXPECT_EQ(-1, GetTouchIdForTrackingId(kTrackingId1));
    344 
    345   // This should clear the touch id of the first touch.
    346   ui::ScopedXI2Event xrelease0;
    347   xrelease0.InitTouchEvent(
    348       0, XI_TouchEnd, kTrackingId0, gfx::Point(10, 10), valuators);
    349   scoped_ptr<ui::TouchEvent> urelease0(new ui::TouchEvent(xrelease0));
    350   urelease0.reset();
    351   EXPECT_EQ(-1, GetTouchIdForTrackingId(kTrackingId0));
    352 }
    353 #endif
    354 
    355 TEST_F(EventsXTest, NumpadKeyEvents) {
    356   XEvent event;
    357   Display* display = gfx::GetXDisplay();
    358 
    359   struct {
    360     bool is_numpad_key;
    361     int x_keysym;
    362   } keys[] = {
    363     // XK_KP_Space and XK_KP_Equal are the extrema in the conventional
    364     // keysymdef.h numbering.
    365     { true,  XK_KP_Space },
    366     { true,  XK_KP_Equal },
    367     // Other numpad keysyms. (This is actually exhaustive in the current list.)
    368     { true,  XK_KP_Tab },
    369     { true,  XK_KP_Enter },
    370     { true,  XK_KP_F1 },
    371     { true,  XK_KP_F2 },
    372     { true,  XK_KP_F3 },
    373     { true,  XK_KP_F4 },
    374     { true,  XK_KP_Home },
    375     { true,  XK_KP_Left },
    376     { true,  XK_KP_Up },
    377     { true,  XK_KP_Right },
    378     { true,  XK_KP_Down },
    379     { true,  XK_KP_Prior },
    380     { true,  XK_KP_Page_Up },
    381     { true,  XK_KP_Next },
    382     { true,  XK_KP_Page_Down },
    383     { true,  XK_KP_End },
    384     { true,  XK_KP_Begin },
    385     { true,  XK_KP_Insert },
    386     { true,  XK_KP_Delete },
    387     { true,  XK_KP_Multiply },
    388     { true,  XK_KP_Add },
    389     { true,  XK_KP_Separator },
    390     { true,  XK_KP_Subtract },
    391     { true,  XK_KP_Decimal },
    392     { true,  XK_KP_Divide },
    393     { true,  XK_KP_0 },
    394     { true,  XK_KP_1 },
    395     { true,  XK_KP_2 },
    396     { true,  XK_KP_3 },
    397     { true,  XK_KP_4 },
    398     { true,  XK_KP_5 },
    399     { true,  XK_KP_6 },
    400     { true,  XK_KP_7 },
    401     { true,  XK_KP_8 },
    402     { true,  XK_KP_9 },
    403     // Largest keysym preceding XK_KP_Space.
    404     { false, XK_Num_Lock },
    405     // Smallest keysym following XK_KP_Equal.
    406     { false, XK_F1 },
    407     // Non-numpad analogues of numpad keysyms.
    408     { false, XK_Tab },
    409     { false, XK_Return },
    410     { false, XK_F1 },
    411     { false, XK_F2 },
    412     { false, XK_F3 },
    413     { false, XK_F4 },
    414     { false, XK_Home },
    415     { false, XK_Left },
    416     { false, XK_Up },
    417     { false, XK_Right },
    418     { false, XK_Down },
    419     { false, XK_Prior },
    420     { false, XK_Page_Up },
    421     { false, XK_Next },
    422     { false, XK_Page_Down },
    423     { false, XK_End },
    424     { false, XK_Insert },
    425     { false, XK_Delete },
    426     { false, XK_multiply },
    427     { false, XK_plus },
    428     { false, XK_minus },
    429     { false, XK_period },
    430     { false, XK_slash },
    431     { false, XK_0 },
    432     { false, XK_1 },
    433     { false, XK_2 },
    434     { false, XK_3 },
    435     { false, XK_4 },
    436     { false, XK_5 },
    437     { false, XK_6 },
    438     { false, XK_7 },
    439     { false, XK_8 },
    440     { false, XK_9 },
    441     // Miscellaneous other keysyms.
    442     { false, XK_BackSpace },
    443     { false, XK_Scroll_Lock },
    444     { false, XK_Multi_key },
    445     { false, XK_Select },
    446     { false, XK_Num_Lock },
    447     { false, XK_Shift_L },
    448     { false, XK_space },
    449     { false, XK_A },
    450   };
    451 
    452   for (size_t k = 0; k < ARRAYSIZE_UNSAFE(keys); ++k) {
    453     int x_keycode = XKeysymToKeycode(display, keys[k].x_keysym);
    454     // Exclude keysyms for which the server has no corresponding keycode.
    455     if (x_keycode) {
    456       InitKeyEvent(display, &event, true, x_keycode, 0);
    457       // int keysym = XLookupKeysym(&event.xkey, 0);
    458       // if (keysym) {
    459       ui::KeyEvent ui_key_event(&event);
    460       EXPECT_EQ(keys[k].is_numpad_key ? ui::EF_NUMPAD_KEY : 0,
    461                 ui_key_event.flags() & ui::EF_NUMPAD_KEY);
    462     }
    463   }
    464 }
    465 
    466 TEST_F(EventsXTest, FunctionKeyEvents) {
    467   Display* display = gfx::GetXDisplay();
    468 
    469   // Min  function key code minus 1.
    470   EXPECT_FALSE(HasFunctionKeyFlagSetIfSupported(display, XK_F1 - 1));
    471   // All function keys.
    472   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F1));
    473   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F2));
    474   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F3));
    475   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F4));
    476   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F5));
    477   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F6));
    478   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F7));
    479   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F8));
    480   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F9));
    481   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F10));
    482   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F11));
    483   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F12));
    484   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F13));
    485   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F14));
    486   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F15));
    487   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F16));
    488   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F17));
    489   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F18));
    490   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F19));
    491   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F20));
    492   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F21));
    493   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F22));
    494   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F23));
    495   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F24));
    496   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F25));
    497   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F26));
    498   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F27));
    499   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F28));
    500   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F29));
    501   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F30));
    502   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F31));
    503   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F32));
    504   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F33));
    505   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F34));
    506   EXPECT_TRUE(HasFunctionKeyFlagSetIfSupported(display, XK_F35));
    507   // Max function key code plus 1.
    508   EXPECT_FALSE(HasFunctionKeyFlagSetIfSupported(display, XK_F35 + 1));
    509 }
    510 
    511 #if defined(USE_XI2_MT)
    512 // Verifies that the type of events from a disabled keyboard is ET_UNKNOWN, but
    513 // that an exception list of keys can still be processed.
    514 TEST_F(EventsXTest, DisableKeyboard) {
    515   DeviceDataManagerX11* device_data_manager =
    516       static_cast<DeviceDataManagerX11*>(
    517           DeviceDataManager::GetInstance());
    518   unsigned int blocked_device_id = 1;
    519   unsigned int other_device_id = 2;
    520   unsigned int master_device_id = 3;
    521   device_data_manager->DisableDevice(blocked_device_id);
    522 
    523   scoped_ptr<std::set<KeyboardCode> > excepted_keys(new std::set<KeyboardCode>);
    524   excepted_keys->insert(VKEY_B);
    525   device_data_manager->SetDisabledKeyboardAllowedKeys(excepted_keys.Pass());
    526 
    527   ScopedXI2Event xev;
    528   // A is not allowed on the blocked keyboard, and should return ET_UNKNOWN.
    529   xev.InitGenericKeyEvent(master_device_id,
    530                           blocked_device_id,
    531                           ui::ET_KEY_PRESSED,
    532                           ui::VKEY_A,
    533                           0);
    534   EXPECT_EQ(ui::ET_UNKNOWN, ui::EventTypeFromNative(xev));
    535 
    536   // The B key is allowed as an exception, and should return KEY_PRESSED.
    537   xev.InitGenericKeyEvent(master_device_id,
    538                           blocked_device_id,
    539                           ui::ET_KEY_PRESSED,
    540                           ui::VKEY_B,
    541                           0);
    542   EXPECT_EQ(ui::ET_KEY_PRESSED, ui::EventTypeFromNative(xev));
    543 
    544   // Both A and B are allowed on an unblocked keyboard device.
    545   xev.InitGenericKeyEvent(master_device_id,
    546                           other_device_id,
    547                           ui::ET_KEY_PRESSED,
    548                           ui::VKEY_A,
    549                           0);
    550   EXPECT_EQ(ui::ET_KEY_PRESSED, ui::EventTypeFromNative(xev));
    551   xev.InitGenericKeyEvent(master_device_id,
    552                           other_device_id,
    553                           ui::ET_KEY_PRESSED,
    554                           ui::VKEY_B,
    555                           0);
    556   EXPECT_EQ(ui::ET_KEY_PRESSED, ui::EventTypeFromNative(xev));
    557 
    558   device_data_manager->EnableDevice(blocked_device_id);
    559   device_data_manager->SetDisabledKeyboardAllowedKeys(
    560       scoped_ptr<std::set<KeyboardCode> >());
    561 
    562   // A key returns KEY_PRESSED as per usual now that keyboard was re-enabled.
    563   xev.InitGenericKeyEvent(master_device_id,
    564                           blocked_device_id,
    565                           ui::ET_KEY_PRESSED,
    566                           ui::VKEY_A,
    567                           0);
    568   EXPECT_EQ(ui::ET_KEY_PRESSED, ui::EventTypeFromNative(xev));
    569 }
    570 
    571 // Verifies that the type of events from a disabled mouse is ET_UNKNOWN.
    572 TEST_F(EventsXTest, DisableMouse) {
    573   DeviceDataManagerX11* device_data_manager =
    574       static_cast<DeviceDataManagerX11*>(
    575           DeviceDataManager::GetInstance());
    576   unsigned int blocked_device_id = 1;
    577   unsigned int other_device_id = 2;
    578   std::vector<unsigned int> device_list;
    579   device_list.push_back(blocked_device_id);
    580   device_list.push_back(other_device_id);
    581   TouchFactory::GetInstance()->SetPointerDeviceForTest(device_list);
    582 
    583   device_data_manager->DisableDevice(blocked_device_id);
    584 
    585   ScopedXI2Event xev;
    586   xev.InitGenericButtonEvent(blocked_device_id, ET_MOUSE_PRESSED, gfx::Point(),
    587       EF_LEFT_MOUSE_BUTTON);
    588   EXPECT_EQ(ui::ET_UNKNOWN, ui::EventTypeFromNative(xev));
    589 
    590   xev.InitGenericButtonEvent(other_device_id, ET_MOUSE_PRESSED, gfx::Point(),
    591       EF_LEFT_MOUSE_BUTTON);
    592   EXPECT_EQ(ui::ET_MOUSE_PRESSED, ui::EventTypeFromNative(xev));
    593 
    594   device_data_manager->EnableDevice(blocked_device_id);
    595 
    596   xev.InitGenericButtonEvent(blocked_device_id, ET_MOUSE_PRESSED, gfx::Point(),
    597       EF_LEFT_MOUSE_BUTTON);
    598   EXPECT_EQ(ui::ET_MOUSE_PRESSED, ui::EventTypeFromNative(xev));
    599 }
    600 #endif  // defined(USE_XI2_MT)
    601 
    602 #if !defined(OS_CHROMEOS)
    603 TEST_F(EventsXTest, ImeFabricatedKeyEvents) {
    604   Display* display = gfx::GetXDisplay();
    605 
    606   unsigned int state_to_be_fabricated[] = {
    607     0, ShiftMask, LockMask, ShiftMask | LockMask,
    608   };
    609   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(state_to_be_fabricated); ++i) {
    610     unsigned int state = state_to_be_fabricated[i];
    611     for (int is_char = 0; is_char < 2; ++is_char) {
    612       XEvent x_event;
    613       InitKeyEvent(display, &x_event, true, 0, state);
    614       ui::KeyEvent key_event(&x_event);
    615       if (is_char) {
    616         KeyEventTestApi test_event(&key_event);
    617         test_event.set_is_char(true);
    618       }
    619       EXPECT_TRUE(key_event.flags() & ui::EF_IME_FABRICATED_KEY);
    620     }
    621   }
    622 
    623   unsigned int state_to_be_not_fabricated[] = {
    624     ControlMask, Mod1Mask, Mod2Mask, ShiftMask | ControlMask,
    625   };
    626   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(state_to_be_not_fabricated); ++i) {
    627     unsigned int state = state_to_be_not_fabricated[i];
    628     for (int is_char = 0; is_char < 2; ++is_char) {
    629       XEvent x_event;
    630       InitKeyEvent(display, &x_event, true, 0, state);
    631       ui::KeyEvent key_event(&x_event);
    632       if (is_char) {
    633         KeyEventTestApi test_event(&key_event);
    634         test_event.set_is_char(true);
    635       }
    636       EXPECT_FALSE(key_event.flags() & ui::EF_IME_FABRICATED_KEY);
    637     }
    638   }
    639 }
    640 #endif
    641 
    642 }  // namespace ui
    643