\set ECHO none
    # Subtest: _null_count_test.test__definition()
    ok 1 - Function null_count(anyarray) should return bigint
    ok 2 - Function null_count(anyarray) should not be strict
    ok 3 - Function null_count(anyarray) should be IMMUTABLE
    ok 4 - Function null_count(json) should return bigint
    ok 5 - Function null_count(json) should not be strict
    ok 6 - Function null_count(json) should be IMMUTABLE
    ok 7 - Function not_null_count(anyarray) should return bigint
    ok 8 - Function not_null_count(anyarray) should not be strict
    ok 9 - Function not_null_count(anyarray) should be IMMUTABLE
    ok 10 - Function not_null_count(json) should return bigint
    ok 11 - Function not_null_count(json) should not be strict
    ok 12 - Function not_null_count(json) should be IMMUTABLE
    1..12
ok 1 - _null_count_test.test__definition
    # Subtest: _null_count_test.test__functionality()
    ok 1 - Test null_count(a, b, c)
    ok 2 - Test null_count(a, b, c)
    1..2
ok 2 - _null_count_test.test__functionality
1..2