1 files changed, 29 insertions, 0 deletions
diff --git a/src/pl/plpython/expected/plpython_void.out b/src/pl/plpython/expected/plpython_void.out
new file mode 100644
index 0000000000..d067de06c0
--- /dev/null
+++ b/src/pl/plpython/expected/plpython_void.out
@@ -0,0 +1,29 @@
+--
+-- Tests for functions that return void
+--
+CREATE FUNCTION test_void_func1() RETURNS void AS $$
+x = 10
+$$ LANGUAGE plpythonu;
+-- illegal: can't return non-None value in void-returning func
+CREATE FUNCTION test_void_func2() RETURNS void AS $$
+return 10
+$$ LANGUAGE plpythonu;
+CREATE FUNCTION test_return_none() RETURNS int AS $$
+None
+$$ LANGUAGE plpythonu;
+-- Tests for functions returning void
+SELECT test_void_func1(), test_void_func1() IS NULL AS "is null";
+ test_void_func1 | is null 
+-----------------+---------
+                 | f
+(1 row)
+
+SELECT test_void_func2(); -- should fail
+ERROR:  PL/Python function with return type "void" did not return None
+CONTEXT:  PL/Python function "test_void_func2"
+SELECT test_return_none(), test_return_none() IS NULL AS "is null";
+ test_return_none | is null 
+------------------+---------
+                  | t
+(1 row)
+