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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 "chromeos/ime/xkeyboard.h"
#include <algorithm>
#include <set>
#include <string>
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "testing/gtest/include/gtest/gtest.h"
#include <X11/Xlib.h>
namespace chromeos {
namespace input_method {
namespace {
class XKeyboardTest : public testing::Test {
public:
XKeyboardTest() {
}
virtual void SetUp() {
xkey_.reset(XKeyboard::Create());
}
virtual void TearDown() {
xkey_.reset();
}
scoped_ptr<XKeyboard> xkey_;
base::MessageLoopForUI message_loop_;
};
// Returns true if X display is available.
bool DisplayAvailable() {
return (base::MessagePumpForUI::GetDefaultXDisplay() != NULL);
}
} // namespace
// Tests CheckLayoutName() function.
TEST_F(XKeyboardTest, TestCheckLayoutName) {
// CheckLayoutName should not accept non-alphanumeric characters
// except "()-_".
EXPECT_FALSE(XKeyboard::CheckLayoutNameForTesting("us!"));
EXPECT_FALSE(XKeyboard::CheckLayoutNameForTesting("us; /bin/sh"));
EXPECT_TRUE(XKeyboard::CheckLayoutNameForTesting("ab-c_12"));
// CheckLayoutName should not accept upper-case ascii characters.
EXPECT_FALSE(XKeyboard::CheckLayoutNameForTesting("US"));
// CheckLayoutName should accept lower-case ascii characters.
for (int c = 'a'; c <= 'z'; ++c) {
EXPECT_TRUE(XKeyboard::CheckLayoutNameForTesting(std::string(3, c)));
}
// CheckLayoutName should accept numbers.
for (int c = '0'; c <= '9'; ++c) {
EXPECT_TRUE(XKeyboard::CheckLayoutNameForTesting(std::string(3, c)));
}
// CheckLayoutName should accept a layout with a variant name.
EXPECT_TRUE(XKeyboard::CheckLayoutNameForTesting("us(dvorak)"));
EXPECT_TRUE(XKeyboard::CheckLayoutNameForTesting("jp"));
}
TEST_F(XKeyboardTest, TestSetCapsLockEnabled) {
if (!DisplayAvailable()) {
// Do not fail the test to allow developers to run unit_tests without an X
// server (e.g. via ssh). Note that both try bots and waterfall always have
// an X server for running browser_tests.
DVLOG(1) << "X server is not available. Skip the test.";
return;
}
const bool initial_lock_state = xkey_->CapsLockIsEnabled();
xkey_->SetCapsLockEnabled(true);
EXPECT_TRUE(xkey_->CapsLockIsEnabled());
xkey_->SetCapsLockEnabled(false);
EXPECT_FALSE(xkey_->CapsLockIsEnabled());
xkey_->SetCapsLockEnabled(true);
EXPECT_TRUE(xkey_->CapsLockIsEnabled());
xkey_->SetCapsLockEnabled(false);
EXPECT_FALSE(xkey_->CapsLockIsEnabled());
xkey_->SetCapsLockEnabled(initial_lock_state);
}
TEST_F(XKeyboardTest, TestSetNumLockEnabled) {
if (!DisplayAvailable()) {
DVLOG(1) << "X server is not available. Skip the test.";
return;
}
const unsigned int num_lock_mask = xkey_->GetNumLockMask();
ASSERT_NE(0U, num_lock_mask);
const bool initial_lock_state = xkey_->NumLockIsEnabled();
xkey_->SetNumLockEnabled(true);
EXPECT_TRUE(xkey_->NumLockIsEnabled());
xkey_->SetNumLockEnabled(false);
EXPECT_FALSE(xkey_->NumLockIsEnabled());
xkey_->SetNumLockEnabled(true);
EXPECT_TRUE(xkey_->NumLockIsEnabled());
xkey_->SetNumLockEnabled(false);
EXPECT_FALSE(xkey_->NumLockIsEnabled());
xkey_->SetNumLockEnabled(initial_lock_state);
}
TEST_F(XKeyboardTest, TestSetCapsLockAndNumLockAtTheSameTime) {
if (!DisplayAvailable()) {
DVLOG(1) << "X server is not available. Skip the test.";
return;
}
const unsigned int num_lock_mask = xkey_->GetNumLockMask();
ASSERT_NE(0U, num_lock_mask);
const bool initial_caps_lock_state = xkey_->CapsLockIsEnabled();
const bool initial_num_lock_state = xkey_->NumLockIsEnabled();
// Flip both.
xkey_->SetLockedModifiers(
initial_caps_lock_state ? kDisableLock : kEnableLock,
initial_num_lock_state ? kDisableLock : kEnableLock);
EXPECT_EQ(!initial_caps_lock_state, xkey_->CapsLockIsEnabled());
EXPECT_EQ(!initial_num_lock_state, xkey_->NumLockIsEnabled());
// Flip Caps Lock.
xkey_->SetLockedModifiers(
initial_caps_lock_state ? kEnableLock : kDisableLock,
kDontChange);
// Use GetLockedModifiers() for verifying the result.
bool c, n;
xkey_->GetLockedModifiers(&c, &n);
EXPECT_EQ(initial_caps_lock_state, c);
EXPECT_EQ(!initial_num_lock_state, n);
// Flip both.
xkey_->SetLockedModifiers(
initial_caps_lock_state ? kDisableLock : kEnableLock,
initial_num_lock_state ? kEnableLock : kDisableLock);
EXPECT_EQ(!initial_caps_lock_state, xkey_->CapsLockIsEnabled());
EXPECT_EQ(initial_num_lock_state, xkey_->NumLockIsEnabled());
// Flip Num Lock.
xkey_->SetLockedModifiers(
kDontChange,
initial_num_lock_state ? kDisableLock : kEnableLock);
xkey_->GetLockedModifiers(&c, &n);
EXPECT_EQ(!initial_caps_lock_state, c);
EXPECT_EQ(!initial_num_lock_state, n);
// Flip both to restore the initial state.
xkey_->SetLockedModifiers(
initial_caps_lock_state ? kEnableLock : kDisableLock,
initial_num_lock_state ? kEnableLock : kDisableLock);
EXPECT_EQ(initial_caps_lock_state, xkey_->CapsLockIsEnabled());
EXPECT_EQ(initial_num_lock_state, xkey_->NumLockIsEnabled());
// No-op SetLockedModifiers call.
xkey_->SetLockedModifiers(kDontChange, kDontChange);
EXPECT_EQ(initial_caps_lock_state, xkey_->CapsLockIsEnabled());
EXPECT_EQ(initial_num_lock_state, xkey_->NumLockIsEnabled());
// No-op GetLockedModifiers call. Confirm it does not crash.
xkey_->GetLockedModifiers(NULL, NULL);
}
TEST_F(XKeyboardTest, TestSetAutoRepeatEnabled) {
if (!DisplayAvailable()) {
DVLOG(1) << "X server is not available. Skip the test.";
return;
}
const bool state = XKeyboard::GetAutoRepeatEnabledForTesting();
XKeyboard::SetAutoRepeatEnabled(!state);
EXPECT_EQ(!state, XKeyboard::GetAutoRepeatEnabledForTesting());
// Restore the initial state.
XKeyboard::SetAutoRepeatEnabled(state);
EXPECT_EQ(state, XKeyboard::GetAutoRepeatEnabledForTesting());
}
TEST_F(XKeyboardTest, TestSetAutoRepeatRate) {
if (!DisplayAvailable()) {
DVLOG(1) << "X server is not available. Skip the test.";
return;
}
AutoRepeatRate rate;
EXPECT_TRUE(XKeyboard::GetAutoRepeatRateForTesting(&rate));
AutoRepeatRate tmp(rate);
++tmp.initial_delay_in_ms;
++tmp.repeat_interval_in_ms;
EXPECT_TRUE(XKeyboard::SetAutoRepeatRate(tmp));
EXPECT_TRUE(XKeyboard::GetAutoRepeatRateForTesting(&tmp));
EXPECT_EQ(rate.initial_delay_in_ms + 1, tmp.initial_delay_in_ms);
EXPECT_EQ(rate.repeat_interval_in_ms + 1, tmp.repeat_interval_in_ms);
// Restore the initial state.
EXPECT_TRUE(XKeyboard::SetAutoRepeatRate(rate));
EXPECT_TRUE(XKeyboard::GetAutoRepeatRateForTesting(&tmp));
EXPECT_EQ(rate.initial_delay_in_ms, tmp.initial_delay_in_ms);
EXPECT_EQ(rate.repeat_interval_in_ms, tmp.repeat_interval_in_ms);
}
} // namespace input_method
} // namespace chromeos
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