Resolves: tdf#119613 [*-ZA] default to ISO 8601 date format

This also made it necessary to adapt the unit tests that checked
for the old default format in output.

Change-Id: Ie7bc78d1e5a17e5cb6f52d5ed1ab42db80f07d2e
Reviewed-on: https://gerrit.libreoffice.org/61200Reviewed-by: Eike Rathke <erack@redhat.com>
Tested-by: Jenkins

i18npool/source/localedata/data/en_ZA.xml

@@ -52,6 +52,8 @@
     <MeasurementSystem>metric</MeasurementSystem>
   </LC_CTYPE>
   <LC_FORMAT replaceFrom="[CURRENCY]" replaceTo="[$R-1C09]">
+    <!-- Y-M-D implicit from formatindex="21", Y/M/D implicit from formatindex="21" and DateSeparator -->
+    <DateAcceptancePattern>M-D</DateAcceptancePattern>
     <DateAcceptancePattern>M/D</DateAcceptancePattern>
     <FormatElement msgid="FixedFormatskey1" default="true" type="medium" usage="FIXED_NUMBER" formatindex="0">
       <FormatCode>Standard</FormatCode>
@@ -111,16 +113,16 @@
       <FormatCode>[CURRENCY] # ##0,--;[RED][CURRENCY]-# ##0,--</FormatCode>
     </FormatElement>
     <FormatElement msgid="DateFormatskey1" default="true" type="short" usage="DATE" formatindex="18">
-      <FormatCode>YY/MM/DD</FormatCode>
+      <FormatCode>YY-MM-DD</FormatCode>
     </FormatElement>
     <FormatElement msgid="DateFormatskey9" default="true" type="long" usage="DATE" formatindex="19">
       <FormatCode>DD MMMM YYYY</FormatCode>
     </FormatElement>
-    <FormatElement msgid="DateFormatskey8" default="true" type="medium" usage="DATE" formatindex="20">
-      <FormatCode>YY/MM/DD</FormatCode>
+    <FormatElement msgid="DateFormatskey8" default="false" type="medium" usage="DATE" formatindex="20">
+      <FormatCode>YY-MM-DD</FormatCode>
     </FormatElement>
-    <FormatElement msgid="DateFormatskey7" default="false" type="medium" usage="DATE" formatindex="21">
-      <FormatCode>YYYY/MM/DD</FormatCode>
+    <FormatElement msgid="DateFormatskey7" default="true" type="medium" usage="DATE" formatindex="21">
+      <FormatCode>YYYY-MM-DD</FormatCode>
     </FormatElement>
     <FormatElement msgid="DateFormatskey10" default="false" type="long" usage="DATE" formatindex="22">
       <FormatCode>D MMM YY</FormatCode>
@@ -174,6 +176,12 @@
     <FormatElement msgid="DateFormatskey21" default="false" type="medium" usage="DATE" formatindex="38">
       <FormatCode>WW</FormatCode>
     </FormatElement>
+    <FormatElement msgid="DateFormatskey22" default="false" type="medium" usage="DATE" formatindex="60">
+      <FormatCode>YY/MM/DD</FormatCode>
+    </FormatElement>
+    <FormatElement msgid="DateFormatskey23" default="false" type="medium" usage="DATE" formatindex="61">
+      <FormatCode>YYYY/MM/DD</FormatCode>
+    </FormatElement>
     <FormatElement msgid="TimeFormatskey1" default="true" type="short" usage="TIME" formatindex="39">
       <FormatCode>HH:MM</FormatCode>
     </FormatElement>
@@ -195,10 +203,16 @@
     <FormatElement msgid="TimeFormatskey7" default="false" type="medium" usage="TIME" formatindex="45">
       <FormatCode>[HH]:MM:SS,00</FormatCode>
     </FormatElement>
-    <FormatElement msgid="DateTimeFormatskey1" default="true" type="medium" usage="DATE_TIME" formatindex="46">
+    <FormatElement msgid="DateTimeFormatskey1" default="false" type="medium" usage="DATE_TIME" formatindex="46">
+      <FormatCode>YY-MM-DD HH:MM</FormatCode>
+    </FormatElement>
+    <FormatElement msgid="DateTimeFormatskey2" default="true" type="medium" usage="DATE_TIME" formatindex="47">
+      <FormatCode>YYYY-MM-DD HH:MM:SS</FormatCode>
+    </FormatElement>
+    <FormatElement msgid="DateTimeFormatskey3" default="false" type="medium" usage="DATE_TIME" formatindex="62">
       <FormatCode>YY/MM/DD HH:MM</FormatCode>
     </FormatElement>
-    <FormatElement msgid="DateTimeFormatskey2" default="false" type="medium" usage="DATE_TIME" formatindex="47">
+    <FormatElement msgid="DateTimeFormatskey4" default="false" type="medium" usage="DATE_TIME" formatindex="63">
       <FormatCode>YYYY/MM/DD HH:MM:SS</FormatCode>
     </FormatElement>
   </LC_FORMAT>

svl/qa/unit/svl.cxx

@@ -1213,14 +1213,14 @@ void Test::testIsNumberFormatSpecific()
     }
 
     {
-        // en-ZA uses Y/M/D format, test that Y/M/D input leads to Y/M/D output
-        // and ISO Y-M-D input leads to Y-M-D output.
+        // en-ZA uses Y-M-D and Y/M/D format, test that either are accepted.
+        // The default format changed from YY/MM/DD to YYYY-MM-DD.
         SvNumberFormatter aFormatter(m_xContext, LANGUAGE_ENGLISH_SAFRICA);
 
         std::vector<FormatInputOutput> aIO = {
-            { "1999/11/22", true, "99/11/22", 0 },      // if default YY changes to YYYY adapt this
+            { "1999/11/22", true, "1999-11-22", 0 },
             { "1999-11-22", true, "1999-11-22", 0 },
-            { "11/2/1",     true, "11/02/01", 0 },      // if default YY changes to YYYY adapt this
+            { "11/2/1",     true, "2011-02-01", 0 },
             { "99-2-11",    true, "1999-02-11", 0 },
             { "22-2-11",    true, "2022-02-11", 0 }
         };