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-rw-r--r--src/test/modules/test_regex/sql/test_regex.sql6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/test/modules/test_regex/sql/test_regex.sql b/src/test/modules/test_regex/sql/test_regex.sql
index 418527da3df..478fa2c5475 100644
--- a/src/test/modules/test_regex/sql/test_regex.sql
+++ b/src/test/modules/test_regex/sql/test_regex.sql
@@ -1036,6 +1036,12 @@ select * from test_regex('((.))(\2){0}', 'xy', 'RPQ');
select * from test_regex('((.))(\2)', 'xyy', 'RP');
-- expectMatch 21.38 oRP ((.))(\2) xyy yy {} {} {}
select * from test_regex('((.))(\2)', 'xyy', 'oRP');
+-- expectNomatch 21.39 PQR {(.){0}(\1)} xxx
+select * from test_regex('(.){0}(\1)', 'xxx', 'PQR');
+-- expectNomatch 21.40 PQR {((.)){0}(\2)} xxx
+select * from test_regex('((.)){0}(\2)', 'xxx', 'PQR');
+-- expectMatch 21.41 NPQR {((.)){0}(\2){0}} xyz {} {} {} {}
+select * from test_regex('((.)){0}(\2){0}', 'xyz', 'NPQR');
-- doing 22 "multicharacter collating elements"
-- # again ugh