text: /*
   * Copyright (C) 2012 Google Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above
   * copyright notice, this list of conditions and the following disclaimer
   * in the documentation and/or other materials provided with the
   * distribution.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include "config.h"
  #include "platform/text/LocaleICU.h"
  
  #include "wtf/PassOwnPtr.h"
  #include "wtf/text/StringBuilder.h"
  #include <gtest/gtest.h>
  #include <unicode/uvernum.h>
  
  namespace blink {
  
  class LocaleICUTest : public ::testing::Test {
  public:
      // Labels class is used for printing results in EXPECT_EQ macro.
      class Labels {
      public:
          Labels(const Vector<String> labels)
              : m_labels(labels)
          {
          }
  
          // FIXME: We should use Vector<T>::operator==() if it works.
          bool operator==(const Labels& other) const
          {
              if (m_labels.size() != other.m_labels.size())
                  return false;
              for (unsigned index = 0; index < m_labels.size(); ++index) {
                  if (m_labels[index] != other.m_labels[index])
                      return false;
              }
              return true;
          }
  
          String toString() const
          {
              StringBuilder builder;
              builder.appendLiteral("labels(");
              for (unsigned index = 0; index < m_labels.size(); ++index) {
                  if (index)
                      builder.appendLiteral(", ");
                  builder.append('"');
                  builder.append(m_labels[index]);
                  builder.append('"');
              }
              builder.append(')');
              return builder.toString();
          }
  
      private:
          Vector<String> m_labels;
      };
  
  protected:
      Labels labels(const String& element1, const String& element2)
      {
          Vector<String> labels = Vector<String>();
          labels.append(element1);
          labels.append(element2);
          return Labels(labels);
      }
  
  #if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
      String monthFormat(const char* localeString)
      {
          OwnPtr<LocaleICU> locale = LocaleICU::create(localeString);
          return locale->monthFormat();
      }
  
      String localizedDateFormatText(const char* localeString)
      {
          OwnPtr<LocaleICU> locale = LocaleICU::create(localeString);
          return locale->timeFormat();
      }
  
      String localizedShortDateFormatText(const char* localeString)
      {
          OwnPtr<LocaleICU> locale = LocaleICU::create(localeString);
          return locale->shortTimeFormat();
      }
  
      String shortMonthLabel(const char* localeString, unsigned index)
      {
          OwnPtr<LocaleICU> locale = LocaleICU::create(localeString);
          return locale->shortMonthLabels()[index];
      }
  
      String shortStandAloneMonthLabel(const char* localeString, unsigned index)
      {
          OwnPtr<LocaleICU> locale = LocaleICU::create(localeString);
          return locale->shortStandAloneMonthLabels()[index];
      }
  
      String standAloneMonthLabel(const char* localeString, unsigned index)
      {
          OwnPtr<LocaleICU> locale = LocaleICU::create(localeString);
          return locale->standAloneMonthLabels()[index];
      }
  
      Labels timeAMPMLabels(const char* localeString)
      {
          OwnPtr<LocaleICU> locale = LocaleICU::create(localeString);
          return Labels(locale->timeAMPMLabels());
      }
  
      bool isRTL(const char* localeString)
      {
          OwnPtr<LocaleICU> locale = LocaleICU::create(localeString);
          return locale->isRTL();
      }
  #endif
  };
  
  std::ostream& operator<<(std::ostream& os, const LocaleICUTest::Labels& labels)
  {
      return os << labels.toString().utf8().data();
  }
  
  #if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
  TEST_F(LocaleICUTest, isRTL)
  {
      EXPECT_TRUE(isRTL("ar-EG"));
      EXPECT_FALSE(isRTL("en-us"));
      EXPECT_FALSE(isRTL("ja-jp"));
      EXPECT_FALSE(isRTL("**invalid**"));
  }
  
  TEST_F(LocaleICUTest, monthFormat)
  {
      EXPECT_STREQ("MMMM yyyy", monthFormat("en_US").utf8().data());
      EXPECT_STREQ("MMMM yyyy", monthFormat("fr").utf8().data());
      EXPECT_STREQ("yyyy\xE5\xB9\xB4M\xE6\x9C\x88", monthFormat("ja").utf8().data());
  }
  
  TEST_F(LocaleICUTest, localizedDateFormatText)
  {
      // Note: EXPECT_EQ(String, String) doesn't print result as string.
      EXPECT_STREQ("h:mm:ss a", localizedDateFormatText("en_US").utf8().data());
      EXPECT_STREQ("HH:mm:ss", localizedDateFormatText("fr").utf8().data());
      EXPECT_STREQ("H:mm:ss", localizedDateFormatText("ja").utf8().data());
  }
  
  TEST_F(LocaleICUTest, localizedShortDateFormatText)
  {
      EXPECT_STREQ("h:mm a", localizedShortDateFormatText("en_US").utf8().data());
      EXPECT_STREQ("HH:mm", localizedShortDateFormatText("fr").utf8().data());
      EXPECT_STREQ("H:mm", localizedShortDateFormatText("ja").utf8().data());
  }
  
  TEST_F(LocaleICUTest, standAloneMonthLabels)
  {
      EXPECT_STREQ("January", standAloneMonthLabel("en_US", 0).utf8().data());
      EXPECT_STREQ("June", standAloneMonthLabel("en_US", 5).utf8().data());
      EXPECT_STREQ("December", standAloneMonthLabel("en_US", 11).utf8().data());
  
  #if U_ICU_VERSION_MAJOR_NUM >= 54
      EXPECT_STREQ("Janvier", standAloneMonthLabel("fr_FR", 0).utf8().data());
      EXPECT_STREQ("Juin", standAloneMonthLabel("fr_FR", 5).utf8().data());
      EXPECT_STREQ("D\xC3\xA9" "cembre", standAloneMonthLabel("fr_FR", 11).utf8().data());
  #else
      EXPECT_STREQ("janvier", standAloneMonthLabel("fr_FR", 0).utf8().data());
      EXPECT_STREQ("juin", standAloneMonthLabel("fr_FR", 5).utf8().data());
      EXPECT_STREQ("d\xC3\xA9" "cembre", standAloneMonthLabel("fr_FR", 11).utf8().data());
  #endif
  
      EXPECT_STREQ("1\xE6\x9C\x88", standAloneMonthLabel("ja_JP", 0).utf8().data());
      EXPECT_STREQ("6\xE6\x9C\x88", standAloneMonthLabel("ja_JP", 5).utf8().data());
      EXPECT_STREQ("12\xE6\x9C\x88", standAloneMonthLabel("ja_JP", 11).utf8().data());
  
      EXPECT_STREQ("\xD0\x9C\xD0\xB0\xD1\x80\xD1\x82", standAloneMonthLabel("ru_RU", 2).utf8().data());
      EXPECT_STREQ("\xD0\x9C\xD0\xB0\xD0\xB9", standAloneMonthLabel("ru_RU", 4).utf8().data());
  }
  
  TEST_F(LocaleICUTest, shortMonthLabels)
  {
      EXPECT_STREQ("Jan", shortMonthLabel("en_US", 0).utf8().data());
      EXPECT_STREQ("Jan", shortStandAloneMonthLabel("en_US", 0).utf8().data());
      EXPECT_STREQ("Dec", shortMonthLabel("en_US", 11).utf8().data());
      EXPECT_STREQ("Dec", shortStandAloneMonthLabel("en_US", 11).utf8().data());
  
  #if U_ICU_VERSION_MAJOR_NUM >= 54
      EXPECT_STREQ("janv.", shortMonthLabel("fr_FR", 0).utf8().data());
      EXPECT_STREQ("Janv.", shortStandAloneMonthLabel("fr_FR", 0).utf8().data());
      EXPECT_STREQ("d\xC3\xA9" "c.", shortMonthLabel("fr_FR", 11).utf8().data());
      EXPECT_STREQ("D\xC3\xA9" "c.", shortStandAloneMonthLabel("fr_FR", 11).utf8().data());
  #else
      EXPECT_STREQ("janv.", shortMonthLabel("fr_FR", 0).utf8().data());
      EXPECT_STREQ("janv.", shortStandAloneMonthLabel("fr_FR", 0).utf8().data());
      EXPECT_STREQ("d\xC3\xA9" "c.", shortMonthLabel("fr_FR", 11).utf8().data());
      EXPECT_STREQ("d\xC3\xA9" "c.", shortStandAloneMonthLabel("fr_FR", 11).utf8().data());
  #endif
  
      EXPECT_STREQ("1\xE6\x9C\x88", shortMonthLabel("ja_JP", 0).utf8().data());
      EXPECT_STREQ("1\xE6\x9C\x88", shortStandAloneMonthLabel("ja_JP", 0).utf8().data());
      EXPECT_STREQ("12\xE6\x9C\x88", shortMonthLabel("ja_JP", 11).utf8().data());
      EXPECT_STREQ("12\xE6\x9C\x88", shortStandAloneMonthLabel("ja_JP", 11).utf8().data());
  
      EXPECT_STREQ("\xD0\xBC\xD0\xB0\xD1\x80\xD1\x82\xD0\xB0", shortMonthLabel("ru_RU", 2).utf8().data());
      EXPECT_STREQ("\xD0\x9C\xD0\xB0\xD1\x80\xD1\x82", shortStandAloneMonthLabel("ru_RU", 2).utf8().data());
      EXPECT_STREQ("\xD0\xBC\xD0\xB0\xD1\x8F", shortMonthLabel("ru_RU", 4).utf8().data());
      EXPECT_STREQ("\xD0\x9C\xD0\xB0\xD0\xB9", shortStandAloneMonthLabel("ru_RU", 4).utf8().data());
  }
  
  TEST_F(LocaleICUTest, timeAMPMLabels)
  {
      EXPECT_EQ(labels("AM", "PM"), timeAMPMLabels("en_US"));
      EXPECT_EQ(labels("AM", "PM"), timeAMPMLabels("fr"));
  
      UChar jaAM[3] = { 0x5348, 0x524d, 0 };
      UChar jaPM[3] = { 0x5348, 0x5F8C, 0 };
      EXPECT_EQ(labels(String(jaAM), String(jaPM)), timeAMPMLabels("ja"));
  }
  
  static String testDecimalSeparator(const AtomicString& localeIdentifier)
  {
      OwnPtr<Locale> locale = Locale::create(localeIdentifier);
      return locale->localizedDecimalSeparator();
  }
  
  TEST_F(LocaleICUTest, localizedDecimalSeparator)
  {
      EXPECT_EQ(String("."), testDecimalSeparator("en_US"));
      EXPECT_EQ(String(","), testDecimalSeparator("fr"));
  }
  #endif
  
  void testNumberIsReversible(const AtomicString& localeIdentifier, const char* original, const char* shouldHave = 0)
  {
      OwnPtr<Locale> locale = Locale::create(localeIdentifier);
      String localized = locale->convertToLocalizedNumber(original);
      if (shouldHave)
          EXPECT_TRUE(localized.contains(shouldHave));
      String converted = locale->convertFromLocalizedNumber(localized);
      EXPECT_EQ(original, converted);
  }
  
  void testNumbers(const char* localeString)
  {
      testNumberIsReversible(localeString, "123456789012345678901234567890");
      testNumberIsReversible(localeString, "-123.456");
      testNumberIsReversible(localeString, ".456");
      testNumberIsReversible(localeString, "-0.456");
  }
  
  TEST_F(LocaleICUTest, reversible)
  {
      testNumberIsReversible("en_US", "123456789012345678901234567890");
      testNumberIsReversible("en_US", "-123.456", ".");
      testNumberIsReversible("en_US", ".456", ".");
      testNumberIsReversible("en_US", "-0.456", ".");
  
      testNumberIsReversible("fr", "123456789012345678901234567890");
      testNumberIsReversible("fr", "-123.456", ",");
      testNumberIsReversible("fr", ".456", ",");
      testNumberIsReversible("fr", "-0.456", ",");
  
      // Persian locale has a negative prefix and a negative suffix.
      testNumbers("fa");
  
      // Test some of major locales.
      testNumbers("ar");
      testNumbers("de_DE");
      testNumbers("es_ES");
      testNumbers("ja_JP");
      testNumbers("ko_KR");
      testNumbers("zh_CN");
      testNumbers("zh_HK");
      testNumbers("zh_TW");
  }
  
  } // namespace blink
  