snuyanzin commented on code in PR #3706:
URL: https://github.com/apache/calcite/pull/3706#discussion_r1512696170
##########
testkit/src/main/java/org/apache/calcite/test/SqlOperatorTest.java:
##########
@@ -6277,6 +6277,19 @@ void checkRegexpExtract(SqlOperatorFixture f0,
FunctionAlias functionAlias) {
f.checkScalar("rand_integer(2, 11)", 1, "INTEGER NOT NULL");
}
+ /** Test case for <a
href="https://issues.apache.org/jira/browse/CALCITE-6283";>
+ * [CALCITE-6283] Function array_append with a NULL array argument crashes
with
+ * NullPointerException</a>. */
+ @Test void testArrayNullFunc() {
+ final String expected = "Illegal use of 'NULL'";
+ final SqlOperatorFixture f = fixture().withLibrary(SqlLibrary.SPARK);
+ f.checkFails("^array_append(null, 2)^", expected, false);
+ f.checkFails("^array_prepend(null, 2)^", expected, false);
+ f.checkFails("^array_remove(null, 2)^", expected, false);
+ f.checkFails("^array_contains(null, 2)^", expected, false);
+ f.checkFails("^array_position(null, 2)^", expected, false);
Review Comment:
It seems there is a similar issue for `array_min/array_max` should we fix it
within this issue or create a separate one?
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