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Augment test coverage in PL/Python, especially for error conditions.

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This commit is contained in:
Peter Eisentraut
2009-08-13 20:50:05 +00:00
parent 501255114d
commit cfe380a6dd
14 changed files with 573 additions and 34 deletions
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31
src/pl/plpython/expected/plpython_record.out
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@@ -1,6 +1,14 @@
--
-- Test returning tuples
--
CREATE TABLE table_record (
first text,
second int4
) ;
CREATE TYPE type_record AS (
first text,
second int4
) ;
CREATE FUNCTION test_table_record_as(typ text, first text, second integer, retnull boolean) RETURNS table_record AS $$
if retnull:
return None
@@ -298,3 +306,26 @@ SELECT * FROM test_inout_params('test_in');
test_in_inout
(1 row)
-- errors cases
CREATE FUNCTION test_type_record_error1() RETURNS type_record AS $$
return { 'first': 'first' }
$$ LANGUAGE plpythonu;
SELECT * FROM test_type_record_error1();
ERROR: key "second" not found in mapping
HINT: To return null in a column, add the value None to the mapping with the key named after the column.
CONTEXT: PL/Python function "test_type_record_error1"
CREATE FUNCTION test_type_record_error2() RETURNS type_record AS $$
return [ 'first' ]
$$ LANGUAGE plpythonu;
SELECT * FROM test_type_record_error2();
ERROR: length of returned sequence did not match number of columns in row
CONTEXT: PL/Python function "test_type_record_error2"
CREATE FUNCTION test_type_record_error3() RETURNS type_record AS $$
class type_record: pass
type_record.first = 'first'
return type_record
$$ LANGUAGE plpythonu;
SELECT * FROM test_type_record_error3();
ERROR: attribute "second" does not exist in Python object
HINT: To return null in a column, let the returned object have an attribute named after column with value None.
CONTEXT: PL/Python function "test_type_record_error3"