Merge branch 'rightlib' into mergelibs-241120-1113

1 files changed, 36 insertions, 0 deletions

diff --git a/yql/essentials/tests/s-expressions/suites/InMem/ConcatOpt.sql b/yql/essentials/tests/s-expressions/suites/InMem/ConcatOpt.sql
new file mode 100644
index 0000000000..d916034abc
--- /dev/null
+++ b/yql/essentials/tests/s-expressions/suites/InMem/ConcatOpt.sql
@@ -0,0 +1,36 @@
+$es = YQL::Nothing(YQL::OptionalType(YQL::DataType(AsAtom("String"))));
+$eu = YQL::Nothing(YQL::OptionalType(YQL::DataType(AsAtom("Utf8"))));
+$u1 = YQL::Unwrap(cast("a" as utf8));
+$u2 = YQL::Unwrap(cast("b" as utf8));
+----------
+select YQL::Concat("a", "b");
+select YQL::Concat(YQL::Just("a"), "b");
+select YQL::Concat("a", YQL::Just("b"));
+select YQL::Concat(YQL::Just("a"), "b");
+select YQL::Concat($es, "b");
+select YQL::Concat("a", $es);
+select YQL::Concat($es, $es);
+----------
+select YQL::Concat("a", $u2);
+select YQL::Concat(YQL::Just("a"), $u2);
+select YQL::Concat("a", YQL::Just($u2));
+select YQL::Concat(YQL::Just("a"), $u2);
+select YQL::Concat($es, $u2);
+select YQL::Concat("a", $eu);
+select YQL::Concat($es, $eu);
+----------
+select YQL::Concat($u1, "b");
+select YQL::Concat(YQL::Just($u1), "b");
+select YQL::Concat($u1, YQL::Just("b"));
+select YQL::Concat(YQL::Just($u1), "b");
+select YQL::Concat($eu, "b");
+select YQL::Concat($u1, $es);
+select YQL::Concat($eu, $es);
+----------
+select YQL::Concat($u1, $u2);
+select YQL::Concat(YQL::Just($u1), $u2);
+select YQL::Concat($u1, YQL::Just($u2));
+select YQL::Concat(YQL::Just($u1), $u2);
+select YQL::Concat($eu, $u2);
+select YQL::Concat($u1, $eu);
+select YQL::Concat($eu, $eu);