luni/src/test/java/libcore/libcore/icu/LocaleDataTest.java - platform/libcore - Git at Google

 /*
  * Copyright (C) 2012 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 package libcore.libcore.icu;

 import static org.junit.Assert.assertArrayEquals;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;

 import android.icu.text.DateTimePatternGenerator;

 import java.text.DateFormat;
 import java.text.DateFormatSymbols;
 import java.text.DecimalFormatSymbols;
 import java.text.SimpleDateFormat;
 import java.util.Calendar;
 import java.util.Date;
 import java.util.Locale;
 import java.util.TimeZone;

 import libcore.icu.LocaleData;
 import libcore.junit.util.SwitchTargetSdkVersionRule;

 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.rules.TestRule;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;

 @RunWith(JUnit4.class)
 public class LocaleDataTest {

   @Rule
   public TestRule switchTargetSdkVersionRule = SwitchTargetSdkVersionRule.getInstance();

   @Test
   public void test_en_US() throws Exception {
     LocaleData l = LocaleData.get(Locale.US);
     assertEquals("AM", l.amPm[0]);

     assertEquals("BC", l.eras[0]);

     assertEquals("January", l.longMonthNames[0]);
     assertEquals("Jan", l.shortMonthNames[0]);
     assertEquals("J", l.tinyMonthNames[0]);

     assertEquals("January", l.longStandAloneMonthNames[0]);
     assertEquals("Jan", l.shortStandAloneMonthNames[0]);
     assertEquals("J", l.tinyStandAloneMonthNames[0]);

     assertEquals("Sunday", l.longWeekdayNames[1]);
     assertEquals("Sun", l.shortWeekdayNames[1]);
     assertEquals("S", l.tinyWeekdayNames[1]);

     assertEquals("Sunday", l.longStandAloneWeekdayNames[1]);
     assertEquals("Sun", l.shortStandAloneWeekdayNames[1]);
     assertEquals("S", l.tinyStandAloneWeekdayNames[1]);

   }

   @Test
   public void test_cs_CZ() throws Exception {
     LocaleData l = LocaleData.get(new Locale("cs", "CZ"));

     assertEquals("ledna", l.longMonthNames[0]);
     assertEquals("led", l.shortMonthNames[0]);
     assertEquals("1", l.tinyMonthNames[0]);

     assertEquals("leden", l.longStandAloneMonthNames[0]);
     assertEquals("led", l.shortStandAloneMonthNames[0]);
     assertEquals("1", l.tinyStandAloneMonthNames[0]);
   }

   @Test
   public void test_ru_RU() throws Exception {
     LocaleData l = LocaleData.get(new Locale("ru", "RU"));

     assertEquals("воскресенье", l.longWeekdayNames[1]);
     assertEquals("вс", l.shortWeekdayNames[1]);
     assertEquals("вс", l.tinyWeekdayNames[1]);

     // Russian stand-alone weekday names have no initial capital since CLDR 28/ICU 56.
     assertEquals("воскресенье", l.longStandAloneWeekdayNames[1]);
     assertEquals("вс", l.shortStandAloneWeekdayNames[1]);
     assertEquals("В", l.tinyStandAloneWeekdayNames[1]);
   }

   // http://code.google.com/p/android/issues/detail?id=38844
   @Test
   public void testDecimalFormatSymbols_es() throws Exception {
     LocaleData es = LocaleData.get(new Locale("es"));
     assertEquals(',', es.decimalSeparator);
     assertEquals('.', es.groupingSeparator);

     LocaleData es_419 = LocaleData.get(new Locale("es", "419"));
     assertEquals('.', es_419.decimalSeparator);
     assertEquals(',', es_419.groupingSeparator);

     LocaleData es_US = LocaleData.get(new Locale("es", "US"));
     assertEquals('.', es_US.decimalSeparator);
     assertEquals(',', es_US.groupingSeparator);

     LocaleData es_MX = LocaleData.get(new Locale("es", "MX"));
     assertEquals('.', es_MX.decimalSeparator);
     assertEquals(',', es_MX.groupingSeparator);

     LocaleData es_AR = LocaleData.get(new Locale("es", "AR"));
     assertEquals(',', es_AR.decimalSeparator);
     assertEquals('.', es_AR.groupingSeparator);
   }

   // http://b/7924970
   @Test
   public void testTimeFormat12And24() {
     Boolean originalSetting = DateFormat.is24Hour;
     try {
       LocaleData en_US = LocaleData.get(Locale.US);
       DateFormat.is24Hour = false;
       assertEquals("h:mm a", en_US.getTimeFormat(DateFormat.SHORT));
       DateFormat.is24Hour = true;
       assertEquals("HH:mm", en_US.getTimeFormat(DateFormat.SHORT));

       LocaleData ja_JP = LocaleData.get(Locale.JAPAN);
       DateFormat.is24Hour = false;
       assertEquals("aK:mm", ja_JP.getTimeFormat(DateFormat.SHORT));
       DateFormat.is24Hour = true;
       assertEquals("H:mm", ja_JP.getTimeFormat(DateFormat.SHORT));
     } finally {
       DateFormat.is24Hour = originalSetting;
     }
   }

   // http://b/26397197
   @Test
   public void testPatternWithOverride() throws Exception {
     LocaleData haw = LocaleData.get(new Locale("haw"));
     assertFalse(haw.shortDateFormat.isEmpty());
   }

   /**
    * Check that LocaleData.get() does not throw when the input locale is invalid.
    * http://b/129070579
    */
   @Test
   public void testInvalidLocale() {
     LocaleData.get(new Locale("invalidLocale"));
   }

   // Test for b/159514442 when targetSdkVersion == current
   @Test
   public void test_rootLocale_icu4jConsistency() {
     assertRootDataEqualsToTargetLocaleData(Locale.ROOT);
   }

   // Test for b/159514442
   @Test
   @SwitchTargetSdkVersionRule.TargetSdkVersion(30)
   public void test_rootLocale_useRealRootLocaleData() {
     assertRootDataEqualsToTargetLocaleData(Locale.ROOT);

     // Regression test as in b/159514442.
     SimpleDateFormat df = new SimpleDateFormat("MMM", Locale.ROOT);
     df.setTimeZone(TimeZone.getTimeZone("GMT"));
     assertEquals("M07", df.format(new Date(1594255915217L)));
   }

   // Test for b/159514442
   @Test
   @SwitchTargetSdkVersionRule.TargetSdkVersion(29)
   public void test_rootLocale_notUseRealRootLocaleData() {
     Locale LOCALE_EN_US_POSIX = new Locale("en", "US", "POSIX");
     assertRootDataEqualsToTargetLocaleData(LOCALE_EN_US_POSIX);

     // Regression test as in b/159514442.
     SimpleDateFormat df = new SimpleDateFormat("MMM", Locale.ROOT);
     df.setTimeZone(TimeZone.getTimeZone("GMT"));
     assertEquals("Jul", df.format(new Date(1594255915217L)));
   }

   private static void assertRootDataEqualsToTargetLocaleData(Locale targetLocale) {
     LocaleData localeData = LocaleData.get(Locale.ROOT);
     Calendar calendar = Calendar.getInstance(Locale.ROOT);
     android.icu.util.Calendar icuCalendar = android.icu.util.Calendar.getInstance(targetLocale);
     DateFormatSymbols dateFormatSymbols = DateFormatSymbols.getInstance(Locale.ROOT);
     android.icu.text.DateFormatSymbols icuDateFormatSymbols =
         android.icu.text.DateFormatSymbols.getInstance(targetLocale);
     DecimalFormatSymbols decimalFormatSymbols = DecimalFormatSymbols.getInstance(Locale.ROOT);
     android.icu.text.DecimalFormatSymbols icuDecimalFormatSymbols =
         android.icu.text.DecimalFormatSymbols.getInstance(targetLocale);
     DateTimePatternGenerator dtpg = DateTimePatternGenerator.getInstance(Locale.ROOT);

     assertEquals(localeData.firstDayOfWeek, (Integer) icuCalendar.getFirstDayOfWeek());
     assertEquals(localeData.minimalDaysInFirstWeek,
         (Integer) icuCalendar.getMinimalDaysInFirstWeek());

     assertArrayEquals(localeData.amPm, icuDateFormatSymbols.getAmPmStrings());
     assertArrayEquals(localeData.eras, icuDateFormatSymbols.getEras());
     assertArrayEquals(localeData.longMonthNames, icuDateFormatSymbols.getMonths(
         android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.WIDE));
     assertArrayEquals(localeData.tinyMonthNames, icuDateFormatSymbols.getMonths(
         android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.NARROW));
     assertArrayEquals(localeData.shortMonthNames, icuDateFormatSymbols.getMonths(
         android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.ABBREVIATED));
     assertArrayEquals(localeData.longStandAloneMonthNames, icuDateFormatSymbols.getMonths(
         android.icu.text.DateFormatSymbols.STANDALONE, android.icu.text.DateFormatSymbols.WIDE));
     assertArrayEquals(localeData.tinyStandAloneMonthNames, icuDateFormatSymbols.getMonths(
         android.icu.text.DateFormatSymbols.STANDALONE, android.icu.text.DateFormatSymbols.NARROW));
     assertArrayEquals(localeData.shortStandAloneMonthNames, icuDateFormatSymbols.getMonths(
         android.icu.text.DateFormatSymbols.STANDALONE,
         android.icu.text.DateFormatSymbols.ABBREVIATED));
     assertArrayEquals(localeData.longWeekdayNames, icuDateFormatSymbols.getWeekdays(
         android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.WIDE));
     assertArrayEquals(localeData.tinyWeekdayNames, icuDateFormatSymbols.getWeekdays(
         android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.NARROW));
     assertArrayEquals(localeData.shortWeekdayNames, icuDateFormatSymbols.getWeekdays(
         android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.ABBREVIATED));
     assertArrayEquals(localeData.longStandAloneWeekdayNames, icuDateFormatSymbols.getWeekdays(
         android.icu.text.DateFormatSymbols.STANDALONE, android.icu.text.DateFormatSymbols.WIDE));
     assertArrayEquals(localeData.tinyStandAloneWeekdayNames, icuDateFormatSymbols.getWeekdays(
         android.icu.text.DateFormatSymbols.STANDALONE, android.icu.text.DateFormatSymbols.NARROW));
     assertArrayEquals(localeData.shortStandAloneWeekdayNames, icuDateFormatSymbols.getWeekdays(
         android.icu.text.DateFormatSymbols.STANDALONE,
         android.icu.text.DateFormatSymbols.ABBREVIATED));

     // ICU DecimalFormatSymbols has data slightly different from LocaleData, but infinity is known
     // to be the same, but caused the bug b/68318492 in old Android version.
     assertEquals(localeData.infinity, icuDecimalFormatSymbols.getInfinity());
     assertEquals(decimalFormatSymbols.getInfinity(), icuDecimalFormatSymbols.getInfinity());

     // Explicitly test Calendar and DateFormatSymbols here because they are known to
     // cache some part of LocaleData.
     assertEquals(calendar.getFirstDayOfWeek(), icuCalendar.getFirstDayOfWeek());
     assertEquals(calendar.getMinimalDaysInFirstWeek(), icuCalendar.getMinimalDaysInFirstWeek());
     assertArrayEquals(dateFormatSymbols.getAmPmStrings(), icuDateFormatSymbols.getAmPmStrings());
     assertArrayEquals(dateFormatSymbols.getEras(), icuDateFormatSymbols.getEras());

     assertArrayEquals(dateFormatSymbols.getMonths(), icuDateFormatSymbols.getMonths(
         android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.WIDE));
     assertArrayEquals(dateFormatSymbols.getShortMonths(), icuDateFormatSymbols.getMonths(
         android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.ABBREVIATED));
     assertArrayEquals(dateFormatSymbols.getWeekdays(), icuDateFormatSymbols.getWeekdays(
         android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.WIDE));
     assertArrayEquals(dateFormatSymbols.getShortWeekdays(), icuDateFormatSymbols.getWeekdays(
         android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.ABBREVIATED));
   }
 }
	/*
	* Copyright (C) 2012 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	package libcore.libcore.icu;

	import static org.junit.Assert.assertArrayEquals;
	import static org.junit.Assert.assertEquals;
	import static org.junit.Assert.assertFalse;
	import static org.junit.Assert.assertTrue;

	import android.icu.text.DateTimePatternGenerator;

	import java.text.DateFormat;
	import java.text.DateFormatSymbols;
	import java.text.DecimalFormatSymbols;
	import java.text.SimpleDateFormat;
	import java.util.Calendar;
	import java.util.Date;
	import java.util.Locale;
	import java.util.TimeZone;

	import libcore.icu.LocaleData;
	import libcore.junit.util.SwitchTargetSdkVersionRule;

	import org.junit.Rule;
	import org.junit.Test;
	import org.junit.rules.TestRule;
	import org.junit.runner.RunWith;
	import org.junit.runners.JUnit4;

	@RunWith(JUnit4.class)
	public class LocaleDataTest {

	@Rule
	public TestRule switchTargetSdkVersionRule = SwitchTargetSdkVersionRule.getInstance();

	@Test
	public void test_en_US() throws Exception {
	LocaleData l = LocaleData.get(Locale.US);
	assertEquals("AM", l.amPm[0]);

	assertEquals("BC", l.eras[0]);

	assertEquals("January", l.longMonthNames[0]);
	assertEquals("Jan", l.shortMonthNames[0]);
	assertEquals("J", l.tinyMonthNames[0]);

	assertEquals("January", l.longStandAloneMonthNames[0]);
	assertEquals("Jan", l.shortStandAloneMonthNames[0]);
	assertEquals("J", l.tinyStandAloneMonthNames[0]);

	assertEquals("Sunday", l.longWeekdayNames[1]);
	assertEquals("Sun", l.shortWeekdayNames[1]);
	assertEquals("S", l.tinyWeekdayNames[1]);

	assertEquals("Sunday", l.longStandAloneWeekdayNames[1]);
	assertEquals("Sun", l.shortStandAloneWeekdayNames[1]);
	assertEquals("S", l.tinyStandAloneWeekdayNames[1]);

	}

	@Test
	public void test_cs_CZ() throws Exception {
	LocaleData l = LocaleData.get(new Locale("cs", "CZ"));

	assertEquals("ledna", l.longMonthNames[0]);
	assertEquals("led", l.shortMonthNames[0]);
	assertEquals("1", l.tinyMonthNames[0]);

	assertEquals("leden", l.longStandAloneMonthNames[0]);
	assertEquals("led", l.shortStandAloneMonthNames[0]);
	assertEquals("1", l.tinyStandAloneMonthNames[0]);
	}

	@Test
	public void test_ru_RU() throws Exception {
	LocaleData l = LocaleData.get(new Locale("ru", "RU"));

	assertEquals("воскресенье", l.longWeekdayNames[1]);
	assertEquals("вс", l.shortWeekdayNames[1]);
	assertEquals("вс", l.tinyWeekdayNames[1]);

	// Russian stand-alone weekday names have no initial capital since CLDR 28/ICU 56.
	assertEquals("воскресенье", l.longStandAloneWeekdayNames[1]);
	assertEquals("вс", l.shortStandAloneWeekdayNames[1]);
	assertEquals("В", l.tinyStandAloneWeekdayNames[1]);
	}

	// http://code.google.com/p/android/issues/detail?id=38844
	@Test
	public void testDecimalFormatSymbols_es() throws Exception {
	LocaleData es = LocaleData.get(new Locale("es"));
	assertEquals(',', es.decimalSeparator);
	assertEquals('.', es.groupingSeparator);

	LocaleData es_419 = LocaleData.get(new Locale("es", "419"));
	assertEquals('.', es_419.decimalSeparator);
	assertEquals(',', es_419.groupingSeparator);

	LocaleData es_US = LocaleData.get(new Locale("es", "US"));
	assertEquals('.', es_US.decimalSeparator);
	assertEquals(',', es_US.groupingSeparator);

	LocaleData es_MX = LocaleData.get(new Locale("es", "MX"));
	assertEquals('.', es_MX.decimalSeparator);
	assertEquals(',', es_MX.groupingSeparator);

	LocaleData es_AR = LocaleData.get(new Locale("es", "AR"));
	assertEquals(',', es_AR.decimalSeparator);
	assertEquals('.', es_AR.groupingSeparator);
	}

	// http://b/7924970
	@Test
	public void testTimeFormat12And24() {
	Boolean originalSetting = DateFormat.is24Hour;
	try {
	LocaleData en_US = LocaleData.get(Locale.US);
	DateFormat.is24Hour = false;
	assertEquals("h:mm a", en_US.getTimeFormat(DateFormat.SHORT));
	DateFormat.is24Hour = true;
	assertEquals("HH:mm", en_US.getTimeFormat(DateFormat.SHORT));

	LocaleData ja_JP = LocaleData.get(Locale.JAPAN);
	DateFormat.is24Hour = false;
	assertEquals("aK:mm", ja_JP.getTimeFormat(DateFormat.SHORT));
	DateFormat.is24Hour = true;
	assertEquals("H:mm", ja_JP.getTimeFormat(DateFormat.SHORT));
	} finally {
	DateFormat.is24Hour = originalSetting;
	}
	}

	// http://b/26397197
	@Test
	public void testPatternWithOverride() throws Exception {
	LocaleData haw = LocaleData.get(new Locale("haw"));
	assertFalse(haw.shortDateFormat.isEmpty());
	}

	/**
	* Check that LocaleData.get() does not throw when the input locale is invalid.
	* http://b/129070579
	*/
	@Test
	public void testInvalidLocale() {
	LocaleData.get(new Locale("invalidLocale"));
	}

	// Test for b/159514442 when targetSdkVersion == current
	@Test
	public void test_rootLocale_icu4jConsistency() {
	assertRootDataEqualsToTargetLocaleData(Locale.ROOT);
	}

	// Test for b/159514442
	@Test
	@SwitchTargetSdkVersionRule.TargetSdkVersion(30)
	public void test_rootLocale_useRealRootLocaleData() {
	assertRootDataEqualsToTargetLocaleData(Locale.ROOT);

	// Regression test as in b/159514442.
	SimpleDateFormat df = new SimpleDateFormat("MMM", Locale.ROOT);
	df.setTimeZone(TimeZone.getTimeZone("GMT"));
	assertEquals("M07", df.format(new Date(1594255915217L)));
	}

	// Test for b/159514442
	@Test
	@SwitchTargetSdkVersionRule.TargetSdkVersion(29)
	public void test_rootLocale_notUseRealRootLocaleData() {
	Locale LOCALE_EN_US_POSIX = new Locale("en", "US", "POSIX");
	assertRootDataEqualsToTargetLocaleData(LOCALE_EN_US_POSIX);

	// Regression test as in b/159514442.
	SimpleDateFormat df = new SimpleDateFormat("MMM", Locale.ROOT);
	df.setTimeZone(TimeZone.getTimeZone("GMT"));
	assertEquals("Jul", df.format(new Date(1594255915217L)));
	}

	private static void assertRootDataEqualsToTargetLocaleData(Locale targetLocale) {
	LocaleData localeData = LocaleData.get(Locale.ROOT);
	Calendar calendar = Calendar.getInstance(Locale.ROOT);
	android.icu.util.Calendar icuCalendar = android.icu.util.Calendar.getInstance(targetLocale);
	DateFormatSymbols dateFormatSymbols = DateFormatSymbols.getInstance(Locale.ROOT);
	android.icu.text.DateFormatSymbols icuDateFormatSymbols =
	android.icu.text.DateFormatSymbols.getInstance(targetLocale);
	DecimalFormatSymbols decimalFormatSymbols = DecimalFormatSymbols.getInstance(Locale.ROOT);
	android.icu.text.DecimalFormatSymbols icuDecimalFormatSymbols =
	android.icu.text.DecimalFormatSymbols.getInstance(targetLocale);
	DateTimePatternGenerator dtpg = DateTimePatternGenerator.getInstance(Locale.ROOT);

	assertEquals(localeData.firstDayOfWeek, (Integer) icuCalendar.getFirstDayOfWeek());
	assertEquals(localeData.minimalDaysInFirstWeek,
	(Integer) icuCalendar.getMinimalDaysInFirstWeek());

	assertArrayEquals(localeData.amPm, icuDateFormatSymbols.getAmPmStrings());
	assertArrayEquals(localeData.eras, icuDateFormatSymbols.getEras());
	assertArrayEquals(localeData.longMonthNames, icuDateFormatSymbols.getMonths(
	android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.WIDE));
	assertArrayEquals(localeData.tinyMonthNames, icuDateFormatSymbols.getMonths(
	android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.NARROW));
	assertArrayEquals(localeData.shortMonthNames, icuDateFormatSymbols.getMonths(
	android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.ABBREVIATED));
	assertArrayEquals(localeData.longStandAloneMonthNames, icuDateFormatSymbols.getMonths(
	android.icu.text.DateFormatSymbols.STANDALONE, android.icu.text.DateFormatSymbols.WIDE));
	assertArrayEquals(localeData.tinyStandAloneMonthNames, icuDateFormatSymbols.getMonths(
	android.icu.text.DateFormatSymbols.STANDALONE, android.icu.text.DateFormatSymbols.NARROW));
	assertArrayEquals(localeData.shortStandAloneMonthNames, icuDateFormatSymbols.getMonths(
	android.icu.text.DateFormatSymbols.STANDALONE,
	android.icu.text.DateFormatSymbols.ABBREVIATED));
	assertArrayEquals(localeData.longWeekdayNames, icuDateFormatSymbols.getWeekdays(
	android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.WIDE));
	assertArrayEquals(localeData.tinyWeekdayNames, icuDateFormatSymbols.getWeekdays(
	android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.NARROW));
	assertArrayEquals(localeData.shortWeekdayNames, icuDateFormatSymbols.getWeekdays(
	android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.ABBREVIATED));
	assertArrayEquals(localeData.longStandAloneWeekdayNames, icuDateFormatSymbols.getWeekdays(
	android.icu.text.DateFormatSymbols.STANDALONE, android.icu.text.DateFormatSymbols.WIDE));
	assertArrayEquals(localeData.tinyStandAloneWeekdayNames, icuDateFormatSymbols.getWeekdays(
	android.icu.text.DateFormatSymbols.STANDALONE, android.icu.text.DateFormatSymbols.NARROW));
	assertArrayEquals(localeData.shortStandAloneWeekdayNames, icuDateFormatSymbols.getWeekdays(
	android.icu.text.DateFormatSymbols.STANDALONE,
	android.icu.text.DateFormatSymbols.ABBREVIATED));

	// ICU DecimalFormatSymbols has data slightly different from LocaleData, but infinity is known
	// to be the same, but caused the bug b/68318492 in old Android version.
	assertEquals(localeData.infinity, icuDecimalFormatSymbols.getInfinity());
	assertEquals(decimalFormatSymbols.getInfinity(), icuDecimalFormatSymbols.getInfinity());

	// Explicitly test Calendar and DateFormatSymbols here because they are known to
	// cache some part of LocaleData.
	assertEquals(calendar.getFirstDayOfWeek(), icuCalendar.getFirstDayOfWeek());
	assertEquals(calendar.getMinimalDaysInFirstWeek(), icuCalendar.getMinimalDaysInFirstWeek());
	assertArrayEquals(dateFormatSymbols.getAmPmStrings(), icuDateFormatSymbols.getAmPmStrings());
	assertArrayEquals(dateFormatSymbols.getEras(), icuDateFormatSymbols.getEras());

	assertArrayEquals(dateFormatSymbols.getMonths(), icuDateFormatSymbols.getMonths(
	android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.WIDE));
	assertArrayEquals(dateFormatSymbols.getShortMonths(), icuDateFormatSymbols.getMonths(
	android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.ABBREVIATED));
	assertArrayEquals(dateFormatSymbols.getWeekdays(), icuDateFormatSymbols.getWeekdays(
	android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.WIDE));
	assertArrayEquals(dateFormatSymbols.getShortWeekdays(), icuDateFormatSymbols.getWeekdays(
	android.icu.text.DateFormatSymbols.FORMAT, android.icu.text.DateFormatSymbols.ABBREVIATED));
	}
	}