--
-- Unicode handling
--
-- Note: this test case is known to fail if the database encoding is
-- EUC_CN, EUC_JP, EUC_KR, or EUC_TW, for lack of any equivalent to
-- U+00A0 (no-break space) in those encodings.  However, testing with
-- plain ASCII data would be rather useless, so we must live with that.
--

SET client_encoding TO UTF8;

CREATE TABLE unicode_test (
    testvalue  text NOT NULL
);

CREATE FUNCTION unicode_return() RETURNS text AS $$
  return "\xA0"
$$ LANGUAGE pltcl;

CREATE FUNCTION unicode_trigger() RETURNS trigger AS $$
  set NEW(testvalue) "\xA0"
  return [array get NEW]
$$ LANGUAGE pltcl;

CREATE TRIGGER unicode_test_bi BEFORE INSERT ON unicode_test
  FOR EACH ROW EXECUTE PROCEDURE unicode_trigger();

CREATE FUNCTION unicode_plan1() RETURNS text AS $$
  set plan [ spi_prepare {SELECT $1 AS testvalue} [ list "text" ] ]
  spi_execp $plan [ list "\xA0" ]
  return $testvalue
$$ LANGUAGE pltcl;


SELECT unicode_return();
INSERT INTO unicode_test (testvalue) VALUES ('test');
SELECT * FROM unicode_test;
SELECT unicode_plan1();