--
-- Unicode handling
--
CREATE TABLE unicode_test (
	testvalue  text NOT NULL
);
CREATE FUNCTION unicode_return() RETURNS text AS E'
return u"\\x80"
' LANGUAGE plpythonu;
CREATE FUNCTION unicode_trigger() RETURNS trigger AS E'
TD["new"]["testvalue"] = u"\\x80"
return "MODIFY"
' LANGUAGE plpythonu;
CREATE TRIGGER unicode_test_bi BEFORE INSERT ON unicode_test
  FOR EACH ROW EXECUTE PROCEDURE unicode_trigger();
CREATE FUNCTION unicode_plan1() RETURNS text AS E'
plan = plpy.prepare("SELECT $1 AS testvalue", ["text"])
rv = plpy.execute(plan, [u"\\x80"], 1)
return rv[0]["testvalue"]
' LANGUAGE plpythonu;
CREATE FUNCTION unicode_plan2() RETURNS text AS E'
plan = plpy.prepare("SELECT $1 || $2 AS testvalue", ["text", u"text"])
rv = plpy.execute(plan, ["foo", "bar"], 1)
return rv[0]["testvalue"]
' LANGUAGE plpythonu;
SELECT unicode_return();
ERROR:  PL/Python: could not convert Python Unicode object to PostgreSQL server encoding
DETAIL:  UnicodeEncodeError: 'ascii' codec can't encode character u'\x80' in position 0: ordinal not in range(128)
CONTEXT:  while creating return value
PL/Python function "unicode_return"
INSERT INTO unicode_test (testvalue) VALUES ('test');
ERROR:  PL/Python: could not convert Python Unicode object to PostgreSQL server encoding
DETAIL:  UnicodeEncodeError: 'ascii' codec can't encode character u'\x80' in position 0: ordinal not in range(128)
CONTEXT:  while modifying trigger row
PL/Python function "unicode_trigger"
SELECT * FROM unicode_test;
 testvalue 
-----------
(0 rows)

SELECT unicode_plan1();
WARNING:  PL/Python: plpy.Error: unrecognized error in PLy_spi_execute_plan
CONTEXT:  PL/Python function "unicode_plan1"
ERROR:  PL/Python: could not convert Python Unicode object to PostgreSQL server encoding
DETAIL:  UnicodeEncodeError: 'ascii' codec can't encode character u'\x80' in position 0: ordinal not in range(128)
CONTEXT:  PL/Python function "unicode_plan1"
SELECT unicode_plan2();
 unicode_plan2 
---------------
 foobar
(1 row)