Revert of Moves code from chromeos/ime to ui/base/ime/chromeos.

chromeos/ime/ime_keyboard_x11_unittest.cc

+// Copyright 2014 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/ime_keyboard.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 "ui/gfx/x/x11_types.h"
+
+#include <X11/Xlib.h>
+
+namespace chromeos {
+namespace input_method {
+
+namespace {
+
+class ImeKeyboardTest : public testing::Test,
+                        public ImeKeyboard::Observer {
+ public:
+  ImeKeyboardTest() {
+  }
+
+  virtual void SetUp() {
+    xkey_.reset(ImeKeyboard::Create());
+    xkey_->AddObserver(this);
+    caps_changed_ = false;
+  }
+
+  virtual void TearDown() {
+    xkey_->RemoveObserver(this);
+    xkey_.reset();
+  }
+
+  virtual void OnCapsLockChanged(bool enabled) override {
+    caps_changed_ = true;
+  }
+
+  void VerifyCapsLockChanged(bool changed) {
+    EXPECT_EQ(changed, caps_changed_);
+    caps_changed_ = false;
+  }
+
+  scoped_ptr<ImeKeyboard> xkey_;
+  base::MessageLoopForUI message_loop_;
+  bool caps_changed_;
+};
+
+// Returns true if X display is available.
+bool DisplayAvailable() {
+  return gfx::GetXDisplay() != NULL;
+}
+
+}  // namespace
+
+// Tests CheckLayoutName() function.
+TEST_F(ImeKeyboardTest, TestCheckLayoutName) {
+  // CheckLayoutName should not accept non-alphanumeric characters
+  // except "()-_".
+  EXPECT_FALSE(ImeKeyboard::CheckLayoutNameForTesting("us!"));
+  EXPECT_FALSE(ImeKeyboard::CheckLayoutNameForTesting("us; /bin/sh"));
+  EXPECT_TRUE(ImeKeyboard::CheckLayoutNameForTesting("ab-c_12"));
+
+  // CheckLayoutName should not accept upper-case ascii characters.
+  EXPECT_FALSE(ImeKeyboard::CheckLayoutNameForTesting("US"));
+
+  // CheckLayoutName should accept lower-case ascii characters.
+  for (int c = 'a'; c <= 'z'; ++c) {
+    EXPECT_TRUE(ImeKeyboard::CheckLayoutNameForTesting(std::string(3, c)));
+  }
+
+  // CheckLayoutName should accept numbers.
+  for (int c = '0'; c <= '9'; ++c) {
+    EXPECT_TRUE(ImeKeyboard::CheckLayoutNameForTesting(std::string(3, c)));
+  }
+
+  // CheckLayoutName should accept a layout with a variant name.
+  EXPECT_TRUE(ImeKeyboard::CheckLayoutNameForTesting("us(dvorak)"));
+  EXPECT_TRUE(ImeKeyboard::CheckLayoutNameForTesting("jp"));
+}
+
+TEST_F(ImeKeyboardTest, 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());
+  VerifyCapsLockChanged(true);
+
+  xkey_->SetCapsLockEnabled(true);
+  EXPECT_TRUE(xkey_->CapsLockIsEnabled());
+  VerifyCapsLockChanged(true);
+
+  xkey_->SetCapsLockEnabled(false);
+  EXPECT_FALSE(xkey_->CapsLockIsEnabled());
+  VerifyCapsLockChanged(true);
+
+  xkey_->SetCapsLockEnabled(false);
+  EXPECT_FALSE(xkey_->CapsLockIsEnabled());
+  VerifyCapsLockChanged(false);
+
+  xkey_->SetCapsLockEnabled(initial_lock_state);
+}
+
+TEST_F(ImeKeyboardTest, TestSetAutoRepeatEnabled) {
+  if (!DisplayAvailable()) {
+    DVLOG(1) << "X server is not available. Skip the test.";
+    return;
+  }
+  const bool state = ImeKeyboard::GetAutoRepeatEnabledForTesting();
+  xkey_->SetAutoRepeatEnabled(!state);
+  EXPECT_EQ(!state, ImeKeyboard::GetAutoRepeatEnabledForTesting());
+  // Restore the initial state.
+  xkey_->SetAutoRepeatEnabled(state);
+  EXPECT_EQ(state, ImeKeyboard::GetAutoRepeatEnabledForTesting());
+}
+
+TEST_F(ImeKeyboardTest, TestSetAutoRepeatRate) {
+  if (!DisplayAvailable()) {
+    DVLOG(1) << "X server is not available. Skip the test.";
+    return;
+  }
+  AutoRepeatRate rate;
+  EXPECT_TRUE(ImeKeyboard::GetAutoRepeatRateForTesting(&rate));
+
+  AutoRepeatRate tmp(rate);
+  ++tmp.initial_delay_in_ms;
+  ++tmp.repeat_interval_in_ms;
+  EXPECT_TRUE(xkey_->SetAutoRepeatRate(tmp));
+  EXPECT_TRUE(ImeKeyboard::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(xkey_->SetAutoRepeatRate(rate));
+  EXPECT_TRUE(ImeKeyboard::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