Github user TheRealHaui commented on a diff in the pull request:
https://github.com/apache/commons-text/pull/63#discussion_r140525860
--- Diff: src/main/java/org/apache/commons/text/WordUtils.java ---
@@ -614,13 +615,11 @@ public static String swapCase(final String str) {
for (int index = 0; index < strLen;) {
final int oldCodepoint = str.codePointAt(index);
final int newCodePoint;
- if (Character.isUpperCase(oldCodepoint)) {
+ if (Character.isUpperCase(oldCodepoint) ||
Character.isTitleCase(oldCodepoint) ) {
--- End diff --
The corresponding lines as the whole method are already completely covered
by existing Unit Tests.
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