diff options
Diffstat (limited to 'src/test/regress/sql/collate.icu.utf8.sql')
| -rw-r--r-- | src/test/regress/sql/collate.icu.utf8.sql | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/test/regress/sql/collate.icu.utf8.sql b/src/test/regress/sql/collate.icu.utf8.sql index dbc190227d0..6f5abac0dc0 100644 --- a/src/test/regress/sql/collate.icu.utf8.sql +++ b/src/test/regress/sql/collate.icu.utf8.sql @@ -997,6 +997,19 @@ INSERT INTO t5 (a, b) values (1, 'D1'), (2, 'D2'), (3, 'd1'); -- rewriting.) SELECT * FROM t5 ORDER BY c ASC, a ASC; +-- Check that DEFAULT expressions in SQL/JSON functions use the same collation +-- as the RETURNING type. Mismatched collations should raise an error. +CREATE DOMAIN d1 AS text COLLATE case_insensitive; +CREATE DOMAIN d2 AS text COLLATE "C"; +SELECT JSON_VALUE('{"a": "A"}', '$.a' RETURNING d1 DEFAULT ('C' COLLATE "C") COLLATE case_insensitive ON EMPTY) = 'a'; -- true +SELECT JSON_VALUE('{"a": "A"}', '$.a' RETURNING d1 DEFAULT 'C' ON EMPTY) = 'a'; -- true +SELECT JSON_VALUE('{"a": "A"}', '$.a' RETURNING d1 DEFAULT 'C'::d2 ON EMPTY) = 'a'; -- error +SELECT JSON_VALUE('{"a": "A"}', '$.a' RETURNING d1 DEFAULT 'C' COLLATE "C" ON EMPTY) = 'a'; -- error +SELECT JSON_VALUE('{"a": "A"}', '$.c' RETURNING d1 DEFAULT 'A' ON EMPTY) = 'a'; -- true +SELECT JSON_VALUE('{"a": "A"}', '$.c' RETURNING d1 DEFAULT 'A' COLLATE case_insensitive ON EMPTY) = 'a'; -- true +SELECT JSON_VALUE('{"a": "A"}', '$.c' RETURNING d1 DEFAULT 'A'::d2 ON EMPTY) = 'a'; -- error +SELECT JSON_VALUE('{"a": "A"}', '$.c' RETURNING d1 DEFAULT 'A' COLLATE "C" ON EMPTY) = 'a'; -- error +DROP DOMAIN d1, d2; -- cleanup RESET search_path; |