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CLDR 48.0 format changes in JDK 26 #6901

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Merged
JasonFengJ9 merged 1 commit into from
Feb 13, 2026
Merged

CLDR 48.0 format changes in JDK 26 #6901

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6 changes: 5 additions & 1 deletion functional/MBCS_Tests/language_tag/src/CNTagTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -185,7 +185,11 @@ public void firstDayOfWeekTest(){
String tag = "zh-CN-u-fw-mon";
Locale l = Locale.forLanguageTag(tag);
assertEquals("中文 (中国，fw：mon)", l.getDisplayName(l));
assertEquals("Chinese (China, First Day of Week Is Monday)", l.getDisplayName(Locale.ENGLISH));
// CLDR 48.0 (JDK 26+) changed format from "First Day of Week Is Monday" to "First day of week: Monday"
String expectedDisplay = (JavaVersion.getFeature() >= 26)
? "Chinese (China, First day of week: Monday)"
: "Chinese (China, First Day of Week Is Monday)";
assertEquals(expectedDisplay, l.getDisplayName(Locale.ENGLISH));
assertEquals(tag, l.toLanguageTag());
assertEquals("fw-mon", l.getExtension('u'));
assertEquals("mon", l.getUnicodeLocaleType("fw"));
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6 changes: 5 additions & 1 deletion functional/MBCS_Tests/language_tag/src/JPTagTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -185,7 +185,11 @@ public void firstDayOfWeekTest(){
String tag = "ja-JP-u-fw-mon";
Locale l = Locale.forLanguageTag(tag);
assertEquals("日本語 (日本、fw: mon)", l.getDisplayName(l));
assertEquals("Japanese (Japan, First Day of Week Is Monday)", l.getDisplayName(Locale.ENGLISH));
// CLDR 48.0 (JDK 26+) changed format from "First Day of Week Is Monday" to "First day of week: Monday"
String expectedDisplay = (JavaVersion.getFeature() >= 26)
? "Japanese (Japan, First day of week: Monday)"
: "Japanese (Japan, First Day of Week Is Monday)";
assertEquals(expectedDisplay, l.getDisplayName(Locale.ENGLISH));
assertEquals(tag, l.toLanguageTag());
assertEquals("fw-mon", l.getExtension('u'));
assertEquals("mon", l.getUnicodeLocaleType("fw"));
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6 changes: 5 additions & 1 deletion functional/MBCS_Tests/language_tag/src/KRTagTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -182,7 +182,11 @@ public void firstDayOfWeekTest(){
Locale l = Locale.forLanguageTag(tag);
assertEquals("한국어 (대한민국, fw: mon)",
l.getDisplayName(l));
assertEquals("Korean (South Korea, First Day of Week Is Monday)",
// CLDR 48.0 (JDK 26+) changed format from "First Day of Week Is Monday" to "First day of week: Monday"
String expectedDisplay = (JavaVersion.getFeature() >= 26)
? "Korean (South Korea, First day of week: Monday)"
: "Korean (South Korea, First Day of Week Is Monday)";
assertEquals(expectedDisplay,
l.getDisplayName(Locale.ENGLISH));
assertEquals(tag, l.toLanguageTag());
assertEquals("fw-mon", l.getExtension('u'));
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6 changes: 5 additions & 1 deletion functional/MBCS_Tests/language_tag/src/TWTagTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -198,7 +198,11 @@ public void firstDayOfWeekTest(){
String tag = "zh-TW-u-fw-mon";
Locale l = Locale.forLanguageTag(tag);
assertEquals("中文 (台灣，fw：mon)", l.getDisplayName(l));
assertEquals("Chinese (Taiwan, First Day of Week Is Monday)", l.getDisplayName(Locale.ENGLISH));
// CLDR 48.0 (JDK 26+) changed format from "First Day of Week Is Monday" to "First day of week: Monday"
String expectedDisplay = (JavaVersion.getFeature() >= 26)
? "Chinese (Taiwan, First day of week: Monday)"
: "Chinese (Taiwan, First Day of Week Is Monday)";
assertEquals(expectedDisplay, l.getDisplayName(Locale.ENGLISH));
assertEquals(tag, l.toLanguageTag());
assertEquals("fw-mon", l.getExtension('u'));
assertEquals("mon", l.getUnicodeLocaleType("fw"));
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6 changes: 5 additions & 1 deletion functional/MBCS_Tests/language_tag/src/USTagTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -178,7 +178,11 @@ public void timezoneJPCalendarNumberTest(){
public void firstDayOfWeekTest(){
String tag = "en-US-u-fw-mon";
Locale l = Locale.forLanguageTag(tag);
assertEquals("English (United States, First Day of Week Is Monday)", l.getDisplayName(Locale.ENGLISH));
// CLDR 48.0 (JDK 26+) changed format from "First Day of Week Is Monday" to "First day of week: Monday"
String expectedDisplay = (JavaVersion.getFeature() >= 26)
? "English (United States, First day of week: Monday)"
: "English (United States, First Day of Week Is Monday)";
assertEquals(expectedDisplay, l.getDisplayName(Locale.ENGLISH));
assertEquals(tag, l.toLanguageTag());
assertEquals("fw-mon", l.getExtension('u'));
assertEquals("mon", l.getUnicodeLocaleType("fw"));
Expand Down