ui/events/ozone/layout/keyboard_layout_engine_unittest.cc - chromium/src - Git at Google

 // 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/memory/ptr_util.h"
 #include "base/strings/stringprintf.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/events/event.h"
 #include "ui/events/event_constants.h"
 #include "ui/events/event_utils.h"
 #include "ui/events/keycodes/dom/dom_code.h"
 #include "ui/events/keycodes/dom/dom_key.h"
 #include "ui/events/keycodes/dom/keycode_converter.h"
 #include "ui/events/keycodes/keyboard_code_conversion.h"
 #include "ui/events/ozone/layout/keyboard_layout_engine_manager.h"
 #include "ui/events/ozone/layout/stub/stub_keyboard_layout_engine.h"
 #include "ui/events/ozone/layout/xkb/xkb_evdev_codes.h"
 #include "ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.h"

 namespace ui {

 namespace {

 // Hardcoded US layout for standalone testing of XkbKeyboardLayoutEngine.
 const char* kUsLayoutXkbKeymap =
     "xkb_keymap{"
     "xkb_keycodes \"evdev_aliases(qwerty)\"{minimum=8;maximum=255;"
     "<ESC>=9;<AE01>=10;<AE02>=11;<AE03>=12;<AE04>=13;<AE05>=14;"
     "<AE06>=15;<AE07>=16;<AE08>=17;<AE09>=18;<AE10>=19;<AE11>=20;"
     "<AE12>=21;<BKSP>=22;<TAB>=23;<AD01>=24;<AD02>=25;<AD03>=26;"
     "<AD04>=27;<AD05>=28;<AD06>=29;<AD07>=30;<AD08>=31;<AD09>=32;"
     "<AD10>=33;<AD11>=34;<AD12>=35;<RTRN>=36;<LCTL>=37;<AC01>=38;"
     "<AC02>=39;<AC03>=40;<AC04>=41;<AC05>=42;<AC06>=43;<AC07>=44;"
     "<AC08>=45;<AC09>=46;<AC10>=47;<AC11>=48;<TLDE>=49;<LFSH>=50;"
     "<BKSL>=51;<AB01>=52;<AB02>=53;<AB03>=54;<AB04>=55;<AB05>=56;"
     "<AB06>=57;<AB07>=58;<AB08>=59;<AB09>=60;<AB10>=61;<RTSH>=62;"
     "<KPMU>=63;<LALT>=64;<SPCE>=65;<CAPS>=66;<FK01>=67;<FK02>=68;"
     "<NMLK>=77;<SCLK>=78;<KP7>=79;<KP8>=80;<KP9>=81;<KPSU>=82;<KP4>=83;"
     "<KP5>=84;<KP6>=85;<KPAD>=86;<KP1>=87;<KP2>=88;<KP3>=89;<KP0>=90;"
     "<KPDL>=91;<LVL3>=92;<LSGT>=94;<FK11>=95;<FK12>=96;<KATA>=98;<HIRA>=99;"
     "<HENK>=100;<HKTG>=101;<MUHE>=102;<KPEN>=104;<RCTL>=105;"
     "<KPDV>=106;<PRSC>=107;<RALT>=108;<LNFD>=109;<HOME>=110;<UP>=111;"
     "<PGUP>=112;<LEFT>=113;<RGHT>=114;<END>=115;<DOWN>=116;<PGDN>=117;"
     "<INS>=118;<DELE>=119;<MUTE>=121;<VOL->=122;<VOL+>=123;<POWR>=124;"
     "<MDSW>=203;<ALT>=204;<META>=205;<SUPR>=206;<HYPR>=207;};"
     "xkb_types \"complete\"{virtual_modifiers NumLock,Alt,LevelThree,LAlt,"
     "RAlt,RControl,LControl,ScrollLock,LevelFive,AltGr,Meta,Super,Hyper;"
     "type \"ONE_LEVEL\"{modifiers=none;level_name[Level1]=\"Any\";};"
     "type \"TWO_LEVEL\"{modifiers=Shift;map[Shift]=Level2;"
     "level_name[Level1]=\"Base\";level_name[Level2]=\"Shift\";};"
     "type \"ALPHABETIC\"{modifiers=Shift+Lock;"
     "map[Shift]=Level2;map[Lock]=Level2;"
     "level_name[Level1]=\"Base\";level_name[Level2]=\"Caps\";};"
     "type \"FOUR_LEVEL\"{modifiers=Shift+LevelThree;map[Shift]=Level2;"
     "map[LevelThree]=Level3;map[Shift+LevelThree]=Level4;"
     "level_name[Level1]=\"Base\";level_name[Level2]=\"Shift\";"
     "level_name[Level3]=\"Alt Base\";level_name[Level4]=\"Shift Alt\";};"
     "type \"KEYPAD\"{modifiers=Shift+NumLock;"
     "map[Shift]=Level2;map[NumLock]=Level2;"
     "level_name[Level1]=\"Base\";level_name[Level2]=\"Number\";};};"
     "xkb_compatibility \"complete\"{virtual_modifiers NumLock,Alt,LevelThree,"
     "LAlt,RAlt,RControl,LControl,ScrollLock,LevelFive,AltGr,Meta,Super,Hyper;"
     "interpret.useModMapMods=AnyLevel;interpret.repeat=False;"
     "interpret ISO_Level2_Latch+Exactly(Shift){useModMapMods=level1;"
     "action=LatchMods(modifiers=Shift,clearLocks,latchToLock);};"
     "interpret Shift_Lock+AnyOf(Shift+Lock){action=LockMods(modifiers=Shift);};"
     "interpret Num_Lock+AnyOf(all){virtualModifier=NumLock;"
     "action=LockMods(modifiers=NumLock);};"
     "interpret ISO_Level3_Shift+AnyOf(all){virtualModifier=LevelThree;"
     "useModMapMods=level1;action=SetMods(modifiers=LevelThree,clearLocks);};"
     "interpret ISO_Level3_Latch+AnyOf(all){"
     "virtualModifier=LevelThree;useModMapMods=level1;"
     "action=LatchMods(modifiers=LevelThree,clearLocks,latchToLock);};"
     "interpret ISO_Level3_Lock+AnyOf(all){virtualModifier=LevelThree;"
     "useModMapMods=level1;action=LockMods(modifiers=LevelThree);};"
     "interpret Alt_L+AnyOf(all){virtualModifier=Alt;"
     "action=SetMods(modifiers=modMapMods,clearLocks);};"
     "interpret Alt_R+AnyOf(all){virtualModifier=Alt;"
     "action=SetMods(modifiers=modMapMods,clearLocks);};"
     "interpret Meta_L+AnyOf(all){virtualModifier=Meta;"
     "action=SetMods(modifiers=modMapMods,clearLocks);};"
     "interpret Meta_R+AnyOf(all){virtualModifier=Meta;"
     "action=SetMods(modifiers=modMapMods,clearLocks);};"
     "interpret Super_L+AnyOf(all){virtualModifier=Super;"
     "action=SetMods(modifiers=modMapMods,clearLocks);};"
     "interpret Super_R+AnyOf(all){virtualModifier=Super;"
     "action=SetMods(modifiers=modMapMods,clearLocks);};"
     "interpret Hyper_L+AnyOf(all){virtualModifier=Hyper;"
     "action=SetMods(modifiers=modMapMods,clearLocks);};"
     "interpret Hyper_R+AnyOf(all){virtualModifier=Hyper;"
     "action=SetMods(modifiers=modMapMods,clearLocks);};"
     "interpret Mode_switch+AnyOfOrNone(all){virtualModifier=AltGr;"
     "useModMapMods=level1;action=SetGroup(group=+1);};"
     "interpret ISO_Level3_Shift+AnyOfOrNone(all){"
     "action=SetMods(modifiers=LevelThree,clearLocks);};"
     "interpret ISO_Level3_Latch+AnyOfOrNone(all){"
     "action=LatchMods(modifiers=LevelThree,clearLocks,latchToLock);};"
     "interpret ISO_Level3_Lock+AnyOfOrNone(all){"
     "action=LockMods(modifiers=LevelThree);};"
     "interpret Alt_L+AnyOfOrNone(all){"
     "action=SetMods(modifiers=Alt,clearLocks);};"
     "interpret Alt_R+AnyOfOrNone(all){"
     "action=SetMods(modifiers=Alt,clearLocks);};"
     "interpret Meta_L+AnyOfOrNone(all){"
     "action=SetMods(modifiers=Meta,clearLocks);};"
     "interpret Meta_R+AnyOfOrNone(all){"
     "action=SetMods(modifiers=Meta,clearLocks);};"
     "interpret Super_L+AnyOfOrNone(all){"
     "action=SetMods(modifiers=Super,clearLocks);};"
     "interpret Super_R+AnyOfOrNone(all){"
     "action=SetMods(modifiers=Super,clearLocks);};"
     "interpret Hyper_L+AnyOfOrNone(all){"
     "action=SetMods(modifiers=Hyper,clearLocks);};"
     "interpret Hyper_R+AnyOfOrNone(all){"
     "action=SetMods(modifiers=Hyper,clearLocks);};"
     "interpret Shift_L+AnyOfOrNone(all){"
     "action=SetMods(modifiers=Shift,clearLocks);};"
     "interpret XF86Switch_VT_1+AnyOfOrNone(all){repeat=True;"
     "action=SwitchScreen(screen=1,!same);};"
     "interpret XF86Switch_VT_2+AnyOfOrNone(all){repeat=True;"
     "action=SwitchScreen(screen=2,!same);};"
     "interpret XF86Switch_VT_3+AnyOfOrNone(all){repeat=True;"
     "action=SwitchScreen(screen=3,!same);};"
     "interpret XF86Switch_VT_4+AnyOfOrNone(all){repeat=True;"
     "action=SwitchScreen(screen=4,!same);};"
     "interpret Caps_Lock+AnyOfOrNone(all){action=LockMods(modifiers=Lock);};"
     "interpret Any+Exactly(Lock){action=LockMods(modifiers=Lock);};"
     "interpret Any+AnyOf(all){action=SetMods(modifiers=modMapMods,clearLocks);"
     "};};"
     "xkb_symbols \"pc_us_inet(evdev)\"{name[group1]=\"English (US)\";"
     "key<ESC>{[Escape]};key<AE01>{[1,exclam]};key<AE02>{[2,at]};"
     "key<AE03>{[3,numbersign]};key<AE04>{[4,dollar]};key<AE05>{[5,percent]};"
     "key<AE06>{[6,asciicircum]};key<AE07>{[7,ampersand]};"
     "key<AE08>{[8,asterisk]};key<AE09>{[9,parenleft]};"
     "key<AE10>{[0,parenright]};key<AE11>{[minus,underscore]};"
     "key<AE12>{[equal,plus]};key<BKSP>{[BackSpace,BackSpace]};"
     "key<TAB>{[Tab,ISO_Left_Tab]};key<AD01>{[q,Q]};key<AD02>{[w,W]};"
     "key<AD03>{[e,E]};key<AD04>{[r,R]};key<AD05>{[t,T]};key<AD06>{[y,Y]};"
     "key<AD07>{[u,U]};key<AD08>{[i,I]};key<AD09>{[o,O]};key<AD10>{[p,P]};"
     "key<AD11>{[bracketleft,braceleft]};key<AD12>{[bracketright,braceright]};"
     "key<RTRN>{[Return]};key<LCTL>{[Control_L]};key<AC01>{[a,A]};"
     "key<AC02>{[s,S]};key<AC03>{[d,D]};key<AC04>{[f,F]};key<AC05>{[g,G]};"
     "key<AC06>{[h,H]};key<AC07>{[j,J]};key<AC08>{[k,K]};key<AC09>{[l,L]};"
     "key<AC10>{[semicolon,colon]};key<AC11>{[apostrophe,quotedbl]};"
     "key<TLDE>{[grave,asciitilde]};key<LFSH>{[Shift_L]};"
     "key<BKSL>{[backslash,bar]};key<AB01>{[z,Z]};key<AB02>{[x,X]};"
     "key<AB03>{[c,C]};key<AB04>{[v,V]};key<AB05>{[b,B]};key<AB06>{[n,N]};"
     "key<AB07>{[m,M]};key<AB08>{[comma,less]};key<AB09>{[period,greater]};"
     "key<AB10>{[slash,question]};key<RTSH>{[Shift_R]};"
     "key<KPMU>{[KP_Multiply,KP_Multiply]};key<LALT>{[Alt_L,Meta_L]};"
     "key<SPCE>{[space]};key<CAPS>{[Caps_Lock]};key<FK01>{[F1,F1]};"
     "key<FK02>{[F2,F2]};key<NMLK>{[Num_Lock]};key<SCLK>{[Scroll_Lock]};"
     "key<KP7>{[KP_Home,KP_7]};key<KP8>{[KP_Up,KP_8]};key<KP9>{[KP_Prior,KP_9]};"
     "key<KPSU>{[KP_Subtract,KP_Subtract]};key<KP4>{[KP_Left,KP_4]};"
     "key<KP5>{[KP_Begin,KP_5]};key<KP6>{[KP_Right,KP_6]};"
     "key<KPAD>{[KP_Add,KP_Add]};key<KP1>{[KP_End,KP_1]};"
     "key<KP2>{[KP_Down,KP_2]};key<KP3>{[KP_Next,KP_3]};"
     "key<KP0>{[KP_Insert,KP_0]};key<KPDL>{[KP_Delete,KP_Decimal]};"
     "key<LVL3>{[ISO_Level3_Shift]};key<LSGT>{[less,greater, bar,brokenbar]};"
     "key<FK11>{[F11,F11]};key<FK12>{[F12,F12]};key<KATA>{[Katakana]};"
     "key<HIRA>{[Hiragana]};key<HENK>{[Henkan_Mode]};"
     "key<HKTG>{[Hiragana_Katakana]};key<MUHE>{[Muhenkan]};"
     "key<KPEN>{[KP_Enter]};key<RCTL>{[Control_R]};key<MDSW>{[Mode_switch]};"
     "key<KPDV>{[KP_Divide,KP_Divide]};key<PRSC>{[Print,Sys_Req]};"
     "key<RALT>{type=\"TWO_LEVEL\",symbols[Group1]=[Alt_R,Meta_R]};"
     "key<LNFD>{[Linefeed]};key<HOME>{[Home]};key<UP>{[Up]};key<PGUP>{[Prior]};"
     "key<LEFT>{[Left]};key<RGHT>{[Right]};key<END>{[End]};key<DOWN>{[Down]};"
     "key<PGDN>{[Next]};key<INS>{[Insert]};key<DELE>{[Delete]};"
     "key<MUTE>{[XF86AudioMute]};key<VOL->{[XF86AudioLowerVolume]};"
     "key<VOL+>{[XF86AudioRaiseVolume]};key<POWR>{[XF86PowerOff]};"
     "key<ALT>{[NoSymbol,Alt_L]};key<META>{[NoSymbol,Meta_L]};"
     "key<SUPR>{[NoSymbol,Super_L]};key<HYPR>{[NoSymbol,Hyper_L]};"
     "modifier_map Control{<LCTL>};modifier_map Shift{<LFSH>};"
     "modifier_map Shift{<RTSH>};modifier_map Mod1{<LALT>};"
     "modifier_map Lock{<CAPS>};modifier_map Mod2{<NMLK>};"
     "modifier_map Mod5{<LVL3>};modifier_map Control{<RCTL>};"
     "modifier_map Mod1{<RALT>};modifier_map Mod5{<MDSW>};"
     "modifier_map Mod1{<META>};modifier_map Mod4{<SUPR>};"
     "modifier_map Mod4{<HYPR>};};};";

 void TestLookup(const char* name, KeyboardLayoutEngine* engine) {
   static const struct {
     DomCode input_dom_code;
     int input_flags;
     DomKey::Base output_dom_key;
     KeyboardCode output_keycode;
     base::char16 output_character;
   } kTestCases[] = {
       {DomCode::US_A, EF_NONE, DomKey::Constant<'a'>::Character, VKEY_A, 'a'},
       {DomCode::US_A, EF_SHIFT_DOWN, DomKey::Constant<'A'>::Character, VKEY_A,
        'A'},
       {DomCode::US_A, EF_CONTROL_DOWN, DomKey::Constant<'a'>::Character,
        VKEY_A, 1},
   };

   KeyboardLayoutEngineManager::SetKeyboardLayoutEngine(
       base::WrapUnique(engine));

   for (const auto& t : kTestCases) {
     DomKey dom_key;
     KeyboardCode keycode;
     SCOPED_TRACE(base::StringPrintf(
         "%s(%s, 0x%X)", name,
         KeycodeConverter::DomCodeToCodeString(t.input_dom_code),
         t.input_flags));
     EXPECT_TRUE(
         engine->Lookup(t.input_dom_code, t.input_flags, &dom_key, &keycode));
     EXPECT_EQ(t.output_dom_key, dom_key);
     EXPECT_EQ(t.output_keycode, keycode);
     KeyEvent key_event(ET_KEY_PRESSED, keycode, t.input_dom_code, t.input_flags,
                        dom_key, EventTimeForNow());
     EXPECT_EQ(t.output_character, key_event.GetCharacter());
   }
 }

 }  // anonymous namespace

 TEST(LayoutEngineTest, Lookup) {
   // Test StubKeyboardLayoutEngine
   TestLookup("StubKeyboardLayoutEngine", new StubKeyboardLayoutEngine());

   XkbEvdevCodes xkb_evdev_code_converter;
   XkbKeyboardLayoutEngine* xkb_engine =
       new XkbKeyboardLayoutEngine(xkb_evdev_code_converter);
   xkb_engine->SetCurrentLayoutFromBuffer(kUsLayoutXkbKeymap,
                                          strlen(kUsLayoutXkbKeymap));
   TestLookup("XkbKeyboardLayoutEngine", xkb_engine);
 }

 }  // namespace ui
	// 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/memory/ptr_util.h"
	#include "base/strings/stringprintf.h"
	#include "testing/gtest/include/gtest/gtest.h"
	#include "ui/events/event.h"
	#include "ui/events/event_constants.h"
	#include "ui/events/event_utils.h"
	#include "ui/events/keycodes/dom/dom_code.h"
	#include "ui/events/keycodes/dom/dom_key.h"
	#include "ui/events/keycodes/dom/keycode_converter.h"
	#include "ui/events/keycodes/keyboard_code_conversion.h"
	#include "ui/events/ozone/layout/keyboard_layout_engine_manager.h"
	#include "ui/events/ozone/layout/stub/stub_keyboard_layout_engine.h"
	#include "ui/events/ozone/layout/xkb/xkb_evdev_codes.h"
	#include "ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.h"

	namespace ui {

	namespace {

	// Hardcoded US layout for standalone testing of XkbKeyboardLayoutEngine.
	const char* kUsLayoutXkbKeymap =
	"xkb_keymap{"
	"xkb_keycodes \"evdev_aliases(qwerty)\"{minimum=8;maximum=255;"
	"<ESC>=9;<AE01>=10;<AE02>=11;<AE03>=12;<AE04>=13;<AE05>=14;"
	"<AE06>=15;<AE07>=16;<AE08>=17;<AE09>=18;<AE10>=19;<AE11>=20;"
	"<AE12>=21;<BKSP>=22;<TAB>=23;<AD01>=24;<AD02>=25;<AD03>=26;"
	"<AD04>=27;<AD05>=28;<AD06>=29;<AD07>=30;<AD08>=31;<AD09>=32;"
	"<AD10>=33;<AD11>=34;<AD12>=35;<RTRN>=36;<LCTL>=37;<AC01>=38;"
	"<AC02>=39;<AC03>=40;<AC04>=41;<AC05>=42;<AC06>=43;<AC07>=44;"
	"<AC08>=45;<AC09>=46;<AC10>=47;<AC11>=48;<TLDE>=49;<LFSH>=50;"
	"<BKSL>=51;<AB01>=52;<AB02>=53;<AB03>=54;<AB04>=55;<AB05>=56;"
	"<AB06>=57;<AB07>=58;<AB08>=59;<AB09>=60;<AB10>=61;<RTSH>=62;"
	"<KPMU>=63;<LALT>=64;<SPCE>=65;<CAPS>=66;<FK01>=67;<FK02>=68;"
	"<NMLK>=77;<SCLK>=78;<KP7>=79;<KP8>=80;<KP9>=81;<KPSU>=82;<KP4>=83;"
	"<KP5>=84;<KP6>=85;<KPAD>=86;<KP1>=87;<KP2>=88;<KP3>=89;<KP0>=90;"
	"<KPDL>=91;<LVL3>=92;<LSGT>=94;<FK11>=95;<FK12>=96;<KATA>=98;<HIRA>=99;"
	"<HENK>=100;<HKTG>=101;<MUHE>=102;<KPEN>=104;<RCTL>=105;"
	"<KPDV>=106;<PRSC>=107;<RALT>=108;<LNFD>=109;<HOME>=110;<UP>=111;"
	"<PGUP>=112;<LEFT>=113;<RGHT>=114;<END>=115;<DOWN>=116;<PGDN>=117;"
	"<INS>=118;<DELE>=119;<MUTE>=121;<VOL->=122;<VOL+>=123;<POWR>=124;"
	"<MDSW>=203;<ALT>=204;<META>=205;<SUPR>=206;<HYPR>=207;};"
	"xkb_types \"complete\"{virtual_modifiers NumLock,Alt,LevelThree,LAlt,"
	"RAlt,RControl,LControl,ScrollLock,LevelFive,AltGr,Meta,Super,Hyper;"
	"type \"ONE_LEVEL\"{modifiers=none;level_name[Level1]=\"Any\";};"
	"type \"TWO_LEVEL\"{modifiers=Shift;map[Shift]=Level2;"
	"level_name[Level1]=\"Base\";level_name[Level2]=\"Shift\";};"
	"type \"ALPHABETIC\"{modifiers=Shift+Lock;"
	"map[Shift]=Level2;map[Lock]=Level2;"
	"level_name[Level1]=\"Base\";level_name[Level2]=\"Caps\";};"
	"type \"FOUR_LEVEL\"{modifiers=Shift+LevelThree;map[Shift]=Level2;"
	"map[LevelThree]=Level3;map[Shift+LevelThree]=Level4;"
	"level_name[Level1]=\"Base\";level_name[Level2]=\"Shift\";"
	"level_name[Level3]=\"Alt Base\";level_name[Level4]=\"Shift Alt\";};"
	"type \"KEYPAD\"{modifiers=Shift+NumLock;"
	"map[Shift]=Level2;map[NumLock]=Level2;"
	"level_name[Level1]=\"Base\";level_name[Level2]=\"Number\";};};"
	"xkb_compatibility \"complete\"{virtual_modifiers NumLock,Alt,LevelThree,"
	"LAlt,RAlt,RControl,LControl,ScrollLock,LevelFive,AltGr,Meta,Super,Hyper;"
	"interpret.useModMapMods=AnyLevel;interpret.repeat=False;"
	"interpret ISO_Level2_Latch+Exactly(Shift){useModMapMods=level1;"
	"action=LatchMods(modifiers=Shift,clearLocks,latchToLock);};"
	"interpret Shift_Lock+AnyOf(Shift+Lock){action=LockMods(modifiers=Shift);};"
	"interpret Num_Lock+AnyOf(all){virtualModifier=NumLock;"
	"action=LockMods(modifiers=NumLock);};"
	"interpret ISO_Level3_Shift+AnyOf(all){virtualModifier=LevelThree;"
	"useModMapMods=level1;action=SetMods(modifiers=LevelThree,clearLocks);};"
	"interpret ISO_Level3_Latch+AnyOf(all){"
	"virtualModifier=LevelThree;useModMapMods=level1;"
	"action=LatchMods(modifiers=LevelThree,clearLocks,latchToLock);};"
	"interpret ISO_Level3_Lock+AnyOf(all){virtualModifier=LevelThree;"
	"useModMapMods=level1;action=LockMods(modifiers=LevelThree);};"
	"interpret Alt_L+AnyOf(all){virtualModifier=Alt;"
	"action=SetMods(modifiers=modMapMods,clearLocks);};"
	"interpret Alt_R+AnyOf(all){virtualModifier=Alt;"
	"action=SetMods(modifiers=modMapMods,clearLocks);};"
	"interpret Meta_L+AnyOf(all){virtualModifier=Meta;"
	"action=SetMods(modifiers=modMapMods,clearLocks);};"
	"interpret Meta_R+AnyOf(all){virtualModifier=Meta;"
	"action=SetMods(modifiers=modMapMods,clearLocks);};"
	"interpret Super_L+AnyOf(all){virtualModifier=Super;"
	"action=SetMods(modifiers=modMapMods,clearLocks);};"
	"interpret Super_R+AnyOf(all){virtualModifier=Super;"
	"action=SetMods(modifiers=modMapMods,clearLocks);};"
	"interpret Hyper_L+AnyOf(all){virtualModifier=Hyper;"
	"action=SetMods(modifiers=modMapMods,clearLocks);};"
	"interpret Hyper_R+AnyOf(all){virtualModifier=Hyper;"
	"action=SetMods(modifiers=modMapMods,clearLocks);};"
	"interpret Mode_switch+AnyOfOrNone(all){virtualModifier=AltGr;"
	"useModMapMods=level1;action=SetGroup(group=+1);};"
	"interpret ISO_Level3_Shift+AnyOfOrNone(all){"
	"action=SetMods(modifiers=LevelThree,clearLocks);};"
	"interpret ISO_Level3_Latch+AnyOfOrNone(all){"
	"action=LatchMods(modifiers=LevelThree,clearLocks,latchToLock);};"
	"interpret ISO_Level3_Lock+AnyOfOrNone(all){"
	"action=LockMods(modifiers=LevelThree);};"
	"interpret Alt_L+AnyOfOrNone(all){"
	"action=SetMods(modifiers=Alt,clearLocks);};"
	"interpret Alt_R+AnyOfOrNone(all){"
	"action=SetMods(modifiers=Alt,clearLocks);};"
	"interpret Meta_L+AnyOfOrNone(all){"
	"action=SetMods(modifiers=Meta,clearLocks);};"
	"interpret Meta_R+AnyOfOrNone(all){"
	"action=SetMods(modifiers=Meta,clearLocks);};"
	"interpret Super_L+AnyOfOrNone(all){"
	"action=SetMods(modifiers=Super,clearLocks);};"
	"interpret Super_R+AnyOfOrNone(all){"
	"action=SetMods(modifiers=Super,clearLocks);};"
	"interpret Hyper_L+AnyOfOrNone(all){"
	"action=SetMods(modifiers=Hyper,clearLocks);};"
	"interpret Hyper_R+AnyOfOrNone(all){"
	"action=SetMods(modifiers=Hyper,clearLocks);};"
	"interpret Shift_L+AnyOfOrNone(all){"
	"action=SetMods(modifiers=Shift,clearLocks);};"
	"interpret XF86Switch_VT_1+AnyOfOrNone(all){repeat=True;"
	"action=SwitchScreen(screen=1,!same);};"
	"interpret XF86Switch_VT_2+AnyOfOrNone(all){repeat=True;"
	"action=SwitchScreen(screen=2,!same);};"
	"interpret XF86Switch_VT_3+AnyOfOrNone(all){repeat=True;"
	"action=SwitchScreen(screen=3,!same);};"
	"interpret XF86Switch_VT_4+AnyOfOrNone(all){repeat=True;"
	"action=SwitchScreen(screen=4,!same);};"
	"interpret Caps_Lock+AnyOfOrNone(all){action=LockMods(modifiers=Lock);};"
	"interpret Any+Exactly(Lock){action=LockMods(modifiers=Lock);};"
	"interpret Any+AnyOf(all){action=SetMods(modifiers=modMapMods,clearLocks);"
	"};};"
	"xkb_symbols \"pc_us_inet(evdev)\"{name[group1]=\"English (US)\";"
	"key<ESC>{[Escape]};key<AE01>{[1,exclam]};key<AE02>{[2,at]};"
	"key<AE03>{[3,numbersign]};key<AE04>{[4,dollar]};key<AE05>{[5,percent]};"
	"key<AE06>{[6,asciicircum]};key<AE07>{[7,ampersand]};"
	"key<AE08>{[8,asterisk]};key<AE09>{[9,parenleft]};"
	"key<AE10>{[0,parenright]};key<AE11>{[minus,underscore]};"
	"key<AE12>{[equal,plus]};key<BKSP>{[BackSpace,BackSpace]};"
	"key<TAB>{[Tab,ISO_Left_Tab]};key<AD01>{[q,Q]};key<AD02>{[w,W]};"
	"key<AD03>{[e,E]};key<AD04>{[r,R]};key<AD05>{[t,T]};key<AD06>{[y,Y]};"
	"key<AD07>{[u,U]};key<AD08>{[i,I]};key<AD09>{[o,O]};key<AD10>{[p,P]};"
	"key<AD11>{[bracketleft,braceleft]};key<AD12>{[bracketright,braceright]};"
	"key<RTRN>{[Return]};key<LCTL>{[Control_L]};key<AC01>{[a,A]};"
	"key<AC02>{[s,S]};key<AC03>{[d,D]};key<AC04>{[f,F]};key<AC05>{[g,G]};"
	"key<AC06>{[h,H]};key<AC07>{[j,J]};key<AC08>{[k,K]};key<AC09>{[l,L]};"
	"key<AC10>{[semicolon,colon]};key<AC11>{[apostrophe,quotedbl]};"
	"key<TLDE>{[grave,asciitilde]};key<LFSH>{[Shift_L]};"
	"key<BKSL>{[backslash,bar]};key<AB01>{[z,Z]};key<AB02>{[x,X]};"
	"key<AB03>{[c,C]};key<AB04>{[v,V]};key<AB05>{[b,B]};key<AB06>{[n,N]};"
	"key<AB07>{[m,M]};key<AB08>{[comma,less]};key<AB09>{[period,greater]};"
	"key<AB10>{[slash,question]};key<RTSH>{[Shift_R]};"
	"key<KPMU>{[KP_Multiply,KP_Multiply]};key<LALT>{[Alt_L,Meta_L]};"
	"key<SPCE>{[space]};key<CAPS>{[Caps_Lock]};key<FK01>{[F1,F1]};"
	"key<FK02>{[F2,F2]};key<NMLK>{[Num_Lock]};key<SCLK>{[Scroll_Lock]};"
	"key<KP7>{[KP_Home,KP_7]};key<KP8>{[KP_Up,KP_8]};key<KP9>{[KP_Prior,KP_9]};"
	"key<KPSU>{[KP_Subtract,KP_Subtract]};key<KP4>{[KP_Left,KP_4]};"
	"key<KP5>{[KP_Begin,KP_5]};key<KP6>{[KP_Right,KP_6]};"
	"key<KPAD>{[KP_Add,KP_Add]};key<KP1>{[KP_End,KP_1]};"
	"key<KP2>{[KP_Down,KP_2]};key<KP3>{[KP_Next,KP_3]};"
	"key<KP0>{[KP_Insert,KP_0]};key<KPDL>{[KP_Delete,KP_Decimal]};"
	"key<LVL3>{[ISO_Level3_Shift]};key<LSGT>{[less,greater, bar,brokenbar]};"
	"key<FK11>{[F11,F11]};key<FK12>{[F12,F12]};key<KATA>{[Katakana]};"
	"key<HIRA>{[Hiragana]};key<HENK>{[Henkan_Mode]};"
	"key<HKTG>{[Hiragana_Katakana]};key<MUHE>{[Muhenkan]};"
	"key<KPEN>{[KP_Enter]};key<RCTL>{[Control_R]};key<MDSW>{[Mode_switch]};"
	"key<KPDV>{[KP_Divide,KP_Divide]};key<PRSC>{[Print,Sys_Req]};"
	"key<RALT>{type=\"TWO_LEVEL\",symbols[Group1]=[Alt_R,Meta_R]};"
	"key<LNFD>{[Linefeed]};key<HOME>{[Home]};key<UP>{[Up]};key<PGUP>{[Prior]};"
	"key<LEFT>{[Left]};key<RGHT>{[Right]};key<END>{[End]};key<DOWN>{[Down]};"
	"key<PGDN>{[Next]};key<INS>{[Insert]};key<DELE>{[Delete]};"
	"key<MUTE>{[XF86AudioMute]};key<VOL->{[XF86AudioLowerVolume]};"
	"key<VOL+>{[XF86AudioRaiseVolume]};key<POWR>{[XF86PowerOff]};"
	"key<ALT>{[NoSymbol,Alt_L]};key<META>{[NoSymbol,Meta_L]};"
	"key<SUPR>{[NoSymbol,Super_L]};key<HYPR>{[NoSymbol,Hyper_L]};"
	"modifier_map Control{<LCTL>};modifier_map Shift{<LFSH>};"
	"modifier_map Shift{<RTSH>};modifier_map Mod1{<LALT>};"
	"modifier_map Lock{<CAPS>};modifier_map Mod2{<NMLK>};"
	"modifier_map Mod5{<LVL3>};modifier_map Control{<RCTL>};"
	"modifier_map Mod1{<RALT>};modifier_map Mod5{<MDSW>};"
	"modifier_map Mod1{<META>};modifier_map Mod4{<SUPR>};"
	"modifier_map Mod4{<HYPR>};};};";

	void TestLookup(const char* name, KeyboardLayoutEngine* engine) {
	static const struct {
	DomCode input_dom_code;
	int input_flags;
	DomKey::Base output_dom_key;
	KeyboardCode output_keycode;
	base::char16 output_character;
	} kTestCases[] = {
	{DomCode::US_A, EF_NONE, DomKey::Constant<'a'>::Character, VKEY_A, 'a'},
	{DomCode::US_A, EF_SHIFT_DOWN, DomKey::Constant<'A'>::Character, VKEY_A,
	'A'},
	{DomCode::US_A, EF_CONTROL_DOWN, DomKey::Constant<'a'>::Character,
	VKEY_A, 1},
	};

	KeyboardLayoutEngineManager::SetKeyboardLayoutEngine(
	base::WrapUnique(engine));

	for (const auto& t : kTestCases) {
	DomKey dom_key;
	KeyboardCode keycode;
	SCOPED_TRACE(base::StringPrintf(
	"%s(%s, 0x%X)", name,
	KeycodeConverter::DomCodeToCodeString(t.input_dom_code),
	t.input_flags));
	EXPECT_TRUE(
	engine->Lookup(t.input_dom_code, t.input_flags, &dom_key, &keycode));
	EXPECT_EQ(t.output_dom_key, dom_key);
	EXPECT_EQ(t.output_keycode, keycode);
	KeyEvent key_event(ET_KEY_PRESSED, keycode, t.input_dom_code, t.input_flags,
	dom_key, EventTimeForNow());
	EXPECT_EQ(t.output_character, key_event.GetCharacter());
	}
	}

	} // anonymous namespace

	TEST(LayoutEngineTest, Lookup) {
	// Test StubKeyboardLayoutEngine
	TestLookup("StubKeyboardLayoutEngine", new StubKeyboardLayoutEngine());

	XkbEvdevCodes xkb_evdev_code_converter;
	XkbKeyboardLayoutEngine* xkb_engine =
	new XkbKeyboardLayoutEngine(xkb_evdev_code_converter);
	xkb_engine->SetCurrentLayoutFromBuffer(kUsLayoutXkbKeymap,
	strlen(kUsLayoutXkbKeymap));
	TestLookup("XkbKeyboardLayoutEngine", xkb_engine);
	}

	} // namespace ui