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// Copyright 2013 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/basictypes.h"
#include "base/compiler_specific.h"
#include "base/strings/stringprintf.h"
#include "chrome/browser/chromeos/keyboard_driven_event_rewriter.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/base/events/event.h"
#include "ui/base/x/x11_util.h"
#include <X11/keysym.h>
#include <X11/XF86keysym.h>
#include <X11/Xlib.h>
namespace chromeos {
// Creates an XKeyEvent to initialize a ui::KeyEvent that is passed to
// KeyboardDrivenEventRewriter for processing.
void InitXKeyEvent(ui::KeyboardCode ui_keycode,
int ui_flags,
ui::EventType ui_type,
KeyCode x_keycode,
unsigned int x_state,
XEvent* event) {
ui::InitXKeyEventForTesting(ui_type,
ui_keycode,
ui_flags,
event);
event->xkey.keycode = x_keycode;
event->xkey.state = x_state;
}
class KeyboardDrivenEventRewriterTest : public testing::Test {
public:
KeyboardDrivenEventRewriterTest()
: display_(ui::GetXDisplay()),
keycode_a_(XKeysymToKeycode(display_, XK_a)),
keycode_up_(XKeysymToKeycode(display_, XK_Up)),
keycode_down_(XKeysymToKeycode(display_, XK_Down)),
keycode_left_(XKeysymToKeycode(display_, XK_Left)),
keycode_right_(XKeysymToKeycode(display_, XK_Right)),
keycode_return_(XKeysymToKeycode(display_, XK_Return)) {
}
virtual ~KeyboardDrivenEventRewriterTest() {}
protected:
std::string GetRewrittenEventAsString(ui::KeyboardCode ui_keycode,
int ui_flags,
ui::EventType ui_type,
KeyCode x_keycode,
unsigned int x_state) {
XEvent xev;
InitXKeyEvent(ui_keycode, ui_flags, ui_type, x_keycode, x_state, &xev);
ui::KeyEvent keyevent(&xev, false /* is_char */);
rewriter_.RewriteForTesting(&keyevent);
return base::StringPrintf(
"ui_flags=%d x_state=%u", keyevent.flags(), xev.xkey.state);
}
std::string GetExpectedResultAsString(int ui_flags, unsigned int x_state) {
return base::StringPrintf("ui_flags=%d x_state=%u", ui_flags, x_state);
}
Display* display_;
const KeyCode keycode_a_;
const KeyCode keycode_up_;
const KeyCode keycode_down_;
const KeyCode keycode_left_;
const KeyCode keycode_right_;
const KeyCode keycode_return_;
KeyboardDrivenEventRewriter rewriter_;
private:
DISALLOW_COPY_AND_ASSIGN(KeyboardDrivenEventRewriterTest);
};
TEST_F(KeyboardDrivenEventRewriterTest, PassThrough) {
struct {
ui::KeyboardCode ui_keycode;
int ui_flags;
KeyCode x_keycode;
unsigned int x_state;
} kTests[] = {
{ ui::VKEY_A, ui::EF_NONE, keycode_a_, 0 },
{ ui::VKEY_A, ui::EF_CONTROL_DOWN, keycode_a_, ControlMask },
{ ui::VKEY_A, ui::EF_ALT_DOWN, keycode_a_, Mod1Mask },
{ ui::VKEY_A, ui::EF_SHIFT_DOWN, keycode_a_, ShiftMask },
{ ui::VKEY_A, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
keycode_a_, ControlMask | Mod1Mask },
{ ui::VKEY_A, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN | ui::EF_SHIFT_DOWN,
keycode_a_, ControlMask | Mod1Mask | ShiftMask },
{ ui::VKEY_LEFT, ui::EF_NONE, keycode_left_, 0 },
{ ui::VKEY_LEFT, ui::EF_CONTROL_DOWN, keycode_left_, ControlMask },
{ ui::VKEY_LEFT, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
keycode_left_, ControlMask | Mod1Mask },
{ ui::VKEY_RIGHT, ui::EF_NONE, keycode_right_, 0 },
{ ui::VKEY_RIGHT, ui::EF_CONTROL_DOWN, keycode_right_, ControlMask },
{ ui::VKEY_RIGHT, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
keycode_right_, ControlMask | Mod1Mask },
{ ui::VKEY_UP, ui::EF_NONE, keycode_up_, 0 },
{ ui::VKEY_UP, ui::EF_CONTROL_DOWN, keycode_up_, ControlMask },
{ ui::VKEY_UP, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
keycode_up_, ControlMask | Mod1Mask },
{ ui::VKEY_DOWN, ui::EF_NONE, keycode_down_, 0 },
{ ui::VKEY_DOWN, ui::EF_CONTROL_DOWN, keycode_down_, ControlMask },
{ ui::VKEY_DOWN, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
keycode_down_, ControlMask | Mod1Mask },
{ ui::VKEY_RETURN, ui::EF_NONE, keycode_return_, 0 },
{ ui::VKEY_RETURN, ui::EF_CONTROL_DOWN, keycode_return_, ControlMask },
{ ui::VKEY_RETURN, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
keycode_return_, ControlMask | Mod1Mask },
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kTests); ++i) {
EXPECT_EQ(GetExpectedResultAsString(kTests[i].ui_flags,
kTests[i].x_state),
GetRewrittenEventAsString(kTests[i].ui_keycode,
kTests[i].ui_flags,
ui::ET_KEY_PRESSED,
kTests[i].x_keycode,
kTests[i].x_state))
<< "Test case " << i;
}
}
TEST_F(KeyboardDrivenEventRewriterTest, Rewrite) {
const int kModifierMask = ui::EF_SHIFT_DOWN;
const unsigned int kXState = ShiftMask;
struct {
ui::KeyboardCode ui_keycode;
int ui_flags;
KeyCode x_keycode;
unsigned int x_state;
} kTests[] = {
{ ui::VKEY_LEFT, kModifierMask, keycode_left_, kXState },
{ ui::VKEY_RIGHT, kModifierMask, keycode_right_, kXState },
{ ui::VKEY_UP, kModifierMask, keycode_up_, kXState },
{ ui::VKEY_DOWN, kModifierMask, keycode_down_, kXState },
{ ui::VKEY_RETURN, kModifierMask, keycode_return_, kXState },
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kTests); ++i) {
EXPECT_EQ(GetExpectedResultAsString(ui::EF_NONE, 0),
GetRewrittenEventAsString(kTests[i].ui_keycode,
kTests[i].ui_flags,
ui::ET_KEY_PRESSED,
kTests[i].x_keycode,
kTests[i].x_state))
<< "Test case " << i;
}
}
} // namespace chromeos
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