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      1 /*
      2  * Copyright (C) 2010 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
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      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
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     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include "config.h"
     32 
     33 #include <gtest/gtest.h>
     34 
     35 #include "EditorClientImpl.h"
     36 #include "EventTarget.h"
     37 #include "KeyboardCodes.h"
     38 #include "KeyboardEvent.h"
     39 #include "WebInputEvent.h"
     40 #include "WebInputEventConversion.h"
     41 
     42 using namespace WebCore;
     43 using namespace WebKit;
     44 
     45 namespace {
     46 
     47 class KeyboardTest : public testing::Test {
     48 public:
     49 
     50     // Pass a WebKeyboardEvent into the EditorClient and get back the string
     51     // name of which editing event that key causes.
     52     // E.g., sending in the enter key gives back "InsertNewline".
     53     const char* interpretKeyEvent(
     54         const WebKeyboardEvent& webKeyboardEvent,
     55         PlatformKeyboardEvent::Type keyType)
     56     {
     57         EditorClientImpl editorImpl(0);
     58         PlatformKeyboardEventBuilder evt(webKeyboardEvent);
     59         evt.setKeyType(keyType);
     60         RefPtr<KeyboardEvent> keyboardEvent = KeyboardEvent::create(evt, 0);
     61         return editorImpl.interpretKeyEvent(keyboardEvent.get());
     62     }
     63 
     64     // Set up a WebKeyboardEvent KEY_DOWN event with key code and modifiers.
     65     void setupKeyDownEvent(WebKeyboardEvent* keyboardEvent,
     66                            char keyCode,
     67                            int modifiers)
     68     {
     69         keyboardEvent->windowsKeyCode = keyCode;
     70         keyboardEvent->modifiers = modifiers;
     71         keyboardEvent->type = WebInputEvent::KeyDown;
     72         keyboardEvent->text[0] = keyCode;
     73         keyboardEvent->setKeyIdentifierFromWindowsKeyCode();
     74     }
     75 
     76     // Like interpretKeyEvent, but with pressing down OSModifier+|keyCode|.
     77     // OSModifier is the platform's standard modifier key: control on most
     78     // platforms, but meta (command) on Mac.
     79     const char* interpretOSModifierKeyPress(char keyCode)
     80     {
     81         WebKeyboardEvent keyboardEvent;
     82 #if OS(DARWIN)
     83         WebInputEvent::Modifiers osModifier = WebInputEvent::MetaKey;
     84 #else
     85         WebInputEvent::Modifiers osModifier = WebInputEvent::ControlKey;
     86 #endif
     87         setupKeyDownEvent(&keyboardEvent, keyCode, osModifier);
     88         return interpretKeyEvent(keyboardEvent, PlatformKeyboardEvent::RawKeyDown);
     89     }
     90 
     91     // Like interpretKeyEvent, but with pressing down ctrl+|keyCode|.
     92     const char* interpretCtrlKeyPress(char keyCode)
     93     {
     94         WebKeyboardEvent keyboardEvent;
     95         setupKeyDownEvent(&keyboardEvent, keyCode, WebInputEvent::ControlKey);
     96         return interpretKeyEvent(keyboardEvent, PlatformKeyboardEvent::RawKeyDown);
     97     }
     98 
     99     // Like interpretKeyEvent, but with typing a tab.
    100     const char* interpretTab(int modifiers)
    101     {
    102         WebKeyboardEvent keyboardEvent;
    103         setupKeyDownEvent(&keyboardEvent, '\t', modifiers);
    104         return interpretKeyEvent(keyboardEvent, PlatformKeyboardEvent::Char);
    105     }
    106 
    107     // Like interpretKeyEvent, but with typing a newline.
    108     const char* interpretNewLine(int modifiers)
    109     {
    110         WebKeyboardEvent keyboardEvent;
    111         setupKeyDownEvent(&keyboardEvent, '\r', modifiers);
    112         return interpretKeyEvent(keyboardEvent, PlatformKeyboardEvent::Char);
    113     }
    114 
    115     // A name for "no modifiers set".
    116     static const int noModifiers = 0;
    117 };
    118 
    119 TEST_F(KeyboardTest, TestCtrlReturn)
    120 {
    121     EXPECT_STREQ("InsertNewline", interpretCtrlKeyPress(0xD));
    122 }
    123 
    124 TEST_F(KeyboardTest, TestOSModifierZ)
    125 {
    126 #if !OS(DARWIN)
    127     EXPECT_STREQ("Undo", interpretOSModifierKeyPress('Z'));
    128 #endif
    129 }
    130 
    131 TEST_F(KeyboardTest, TestOSModifierY)
    132 {
    133 #if !OS(DARWIN)
    134     EXPECT_STREQ("Redo", interpretOSModifierKeyPress('Y'));
    135 #endif
    136 }
    137 
    138 TEST_F(KeyboardTest, TestOSModifierA)
    139 {
    140 #if !OS(DARWIN)
    141     EXPECT_STREQ("SelectAll", interpretOSModifierKeyPress('A'));
    142 #endif
    143 }
    144 
    145 TEST_F(KeyboardTest, TestOSModifierX)
    146 {
    147 #if !OS(DARWIN)
    148     EXPECT_STREQ("Cut", interpretOSModifierKeyPress('X'));
    149 #endif
    150 }
    151 
    152 TEST_F(KeyboardTest, TestOSModifierC)
    153 {
    154 #if !OS(DARWIN)
    155     EXPECT_STREQ("Copy", interpretOSModifierKeyPress('C'));
    156 #endif
    157 }
    158 
    159 TEST_F(KeyboardTest, TestOSModifierV)
    160 {
    161 #if !OS(DARWIN)
    162     EXPECT_STREQ("Paste", interpretOSModifierKeyPress('V'));
    163 #endif
    164 }
    165 
    166 TEST_F(KeyboardTest, TestEscape)
    167 {
    168     WebKeyboardEvent keyboardEvent;
    169     setupKeyDownEvent(&keyboardEvent, WebCore::VKEY_ESCAPE, noModifiers);
    170 
    171     const char* result = interpretKeyEvent(keyboardEvent,
    172                                            PlatformKeyboardEvent::RawKeyDown);
    173     EXPECT_STREQ("Cancel", result);
    174 }
    175 
    176 TEST_F(KeyboardTest, TestInsertTab)
    177 {
    178     EXPECT_STREQ("InsertTab", interpretTab(noModifiers));
    179 }
    180 
    181 TEST_F(KeyboardTest, TestInsertBackTab)
    182 {
    183     EXPECT_STREQ("InsertBacktab", interpretTab(WebInputEvent::ShiftKey));
    184 }
    185 
    186 TEST_F(KeyboardTest, TestInsertNewline)
    187 {
    188     EXPECT_STREQ("InsertNewline", interpretNewLine(noModifiers));
    189 }
    190 
    191 TEST_F(KeyboardTest, TestInsertNewline2)
    192 {
    193     EXPECT_STREQ("InsertNewline", interpretNewLine(WebInputEvent::ControlKey));
    194 }
    195 
    196 TEST_F(KeyboardTest, TestInsertLineBreak)
    197 {
    198     EXPECT_STREQ("InsertLineBreak", interpretNewLine(WebInputEvent::ShiftKey));
    199 }
    200 
    201 TEST_F(KeyboardTest, TestInsertNewline3)
    202 {
    203     EXPECT_STREQ("InsertNewline", interpretNewLine(WebInputEvent::AltKey));
    204 }
    205 
    206 TEST_F(KeyboardTest, TestInsertNewline4)
    207 {
    208     int modifiers = WebInputEvent::AltKey | WebInputEvent::ShiftKey;
    209     const char* result = interpretNewLine(modifiers);
    210     EXPECT_STREQ("InsertNewline", result);
    211 }
    212 
    213 } // empty namespace
    214