src/chromeos/ime/ime_keyboard_x11_unittest.cc

   1 // Copyright 2014 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 "chromeos/ime/ime_keyboard.h"
   6
   7 #include <algorithm>
   8 #include <set>
   9 #include <string>
  10
  11 #include "base/logging.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "base/message_loop/message_loop.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15 #include "ui/gfx/x/x11_types.h"
  16
  17 #include <X11/Xlib.h>
  18
  19 namespace chromeos {
  20 namespace input_method {
  21
  22 namespace {
  23
  24 class ImeKeyboardTest : public testing::Test,
  25                         public ImeKeyboard::Observer {
  26  public:
  27   ImeKeyboardTest() {
  28   }
  29
  30   virtual void SetUp() {
  31     xkey_.reset(ImeKeyboard::Create());
  32     xkey_->AddObserver(this);
  33     caps_changed_ = false;
  34   }
  35
  36   virtual void TearDown() {
  37     xkey_->RemoveObserver(this);
  38     xkey_.reset();
  39   }
  40
  41   virtual void OnCapsLockChanged(bool enabled) OVERRIDE {
  42     caps_changed_ = true;
  43   }
  44
  45   void VerifyCapsLockChanged(bool changed) {
  46     EXPECT_EQ(changed, caps_changed_);
  47     caps_changed_ = false;
  48   }
  49
  50   scoped_ptr<ImeKeyboard> xkey_;
  51   base::MessageLoopForUI message_loop_;
  52   bool caps_changed_;
  53 };
  54
  55 // Returns true if X display is available.
  56 bool DisplayAvailable() {
  57   return gfx::GetXDisplay() != NULL;
  58 }
  59
  60 }  // namespace
  61
  62 // Tests CheckLayoutName() function.
  63 TEST_F(ImeKeyboardTest, TestCheckLayoutName) {
  64   // CheckLayoutName should not accept non-alphanumeric characters
  65   // except "()-_".
  66   EXPECT_FALSE(ImeKeyboard::CheckLayoutNameForTesting("us!"));
  67   EXPECT_FALSE(ImeKeyboard::CheckLayoutNameForTesting("us; /bin/sh"));
  68   EXPECT_TRUE(ImeKeyboard::CheckLayoutNameForTesting("ab-c_12"));
  69
  70   // CheckLayoutName should not accept upper-case ascii characters.
  71   EXPECT_FALSE(ImeKeyboard::CheckLayoutNameForTesting("US"));
  72
  73   // CheckLayoutName should accept lower-case ascii characters.
  74   for (int c = 'a'; c <= 'z'; ++c) {
  75     EXPECT_TRUE(ImeKeyboard::CheckLayoutNameForTesting(std::string(3, c)));
  76   }
  77
  78   // CheckLayoutName should accept numbers.
  79   for (int c = '0'; c <= '9'; ++c) {
  80     EXPECT_TRUE(ImeKeyboard::CheckLayoutNameForTesting(std::string(3, c)));
  81   }
  82
  83   // CheckLayoutName should accept a layout with a variant name.
  84   EXPECT_TRUE(ImeKeyboard::CheckLayoutNameForTesting("us(dvorak)"));
  85   EXPECT_TRUE(ImeKeyboard::CheckLayoutNameForTesting("jp"));
  86 }
  87
  88 TEST_F(ImeKeyboardTest, TestSetCapsLockEnabled) {
  89   if (!DisplayAvailable()) {
  90     // Do not fail the test to allow developers to run unit_tests without an X
  91     // server (e.g. via ssh). Note that both try bots and waterfall always have
  92     // an X server for running browser_tests.
  93     DVLOG(1) << "X server is not available. Skip the test.";
  94     return;
  95   }
  96   const bool initial_lock_state = xkey_->CapsLockIsEnabled();
  97   xkey_->SetCapsLockEnabled(true);
  98   EXPECT_TRUE(xkey_->CapsLockIsEnabled());
  99
 100   xkey_->SetCapsLockEnabled(false);
 101   EXPECT_FALSE(xkey_->CapsLockIsEnabled());
 102   VerifyCapsLockChanged(true);
 103
 104   xkey_->SetCapsLockEnabled(true);
 105   EXPECT_TRUE(xkey_->CapsLockIsEnabled());
 106   VerifyCapsLockChanged(true);
 107
 108   xkey_->SetCapsLockEnabled(false);
 109   EXPECT_FALSE(xkey_->CapsLockIsEnabled());
 110   VerifyCapsLockChanged(true);
 111
 112   xkey_->SetCapsLockEnabled(false);
 113   EXPECT_FALSE(xkey_->CapsLockIsEnabled());
 114   VerifyCapsLockChanged(false);
 115
 116   xkey_->SetCapsLockEnabled(initial_lock_state);
 117 }
 118
 119 TEST_F(ImeKeyboardTest, TestSetAutoRepeatEnabled) {
 120   if (!DisplayAvailable()) {
 121     DVLOG(1) << "X server is not available. Skip the test.";
 122     return;
 123   }
 124   const bool state = ImeKeyboard::GetAutoRepeatEnabledForTesting();
 125   xkey_->SetAutoRepeatEnabled(!state);
 126   EXPECT_EQ(!state, ImeKeyboard::GetAutoRepeatEnabledForTesting());
 127   // Restore the initial state.
 128   xkey_->SetAutoRepeatEnabled(state);
 129   EXPECT_EQ(state, ImeKeyboard::GetAutoRepeatEnabledForTesting());
 130 }
 131
 132 TEST_F(ImeKeyboardTest, TestSetAutoRepeatRate) {
 133   if (!DisplayAvailable()) {
 134     DVLOG(1) << "X server is not available. Skip the test.";
 135     return;
 136   }
 137   AutoRepeatRate rate;
 138   EXPECT_TRUE(ImeKeyboard::GetAutoRepeatRateForTesting(&rate));
 139
 140   AutoRepeatRate tmp(rate);
 141   ++tmp.initial_delay_in_ms;
 142   ++tmp.repeat_interval_in_ms;
 143   EXPECT_TRUE(xkey_->SetAutoRepeatRate(tmp));
 144   EXPECT_TRUE(ImeKeyboard::GetAutoRepeatRateForTesting(&tmp));
 145   EXPECT_EQ(rate.initial_delay_in_ms + 1, tmp.initial_delay_in_ms);
 146   EXPECT_EQ(rate.repeat_interval_in_ms + 1, tmp.repeat_interval_in_ms);
 147
 148   // Restore the initial state.
 149   EXPECT_TRUE(xkey_->SetAutoRepeatRate(rate));
 150   EXPECT_TRUE(ImeKeyboard::GetAutoRepeatRateForTesting(&tmp));
 151   EXPECT_EQ(rate.initial_delay_in_ms, tmp.initial_delay_in_ms);
 152   EXPECT_EQ(rate.repeat_interval_in_ms, tmp.repeat_interval_in_ms);
 153 }
 154
 155 }  // namespace input_method
 156 }  // namespace chromeos