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path: root/src/pl/plpython/sql/plpython_params.sql
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--
-- Test named and nameless parameters
--

CREATE FUNCTION test_param_names0(integer, integer) RETURNS int AS $$
return args[0] + args[1]
$$ LANGUAGE plpython3u;

CREATE FUNCTION test_param_names1(a0 integer, a1 text) RETURNS boolean AS $$
assert a0 == args[0]
assert a1 == args[1]
return True
$$ LANGUAGE plpython3u;

CREATE FUNCTION test_param_names2(u users) RETURNS text AS $$
assert u == args[0]
if isinstance(u, dict):
    # stringify dict the hard way because otherwise the order is implementation-dependent
    u_keys = list(u.keys())
    u_keys.sort()
    s = '{' + ', '.join([repr(k) + ': ' + repr(u[k]) for k in u_keys]) + '}'
else:
    s = str(u)
return s
$$ LANGUAGE plpython3u;

-- use deliberately wrong parameter names
CREATE FUNCTION test_param_names3(a0 integer) RETURNS boolean AS $$
try:
	assert a1 == args[0]
	return False
except NameError as e:
	assert e.args[0].find("a1") > -1
	return True
$$ LANGUAGE plpython3u;


SELECT test_param_names0(2,7);
SELECT test_param_names1(1,'text');
SELECT test_param_names2(users) from users;
SELECT test_param_names2(NULL);
SELECT test_param_names3(1);