122 lines
2.7 KiB
PL/PgSQL
122 lines
2.7 KiB
PL/PgSQL
CREATE EXTENSION jsonb_plperlu CASCADE;
|
|
|
|
|
|
CREATE FUNCTION testHVToJsonb() RETURNS jsonb
|
|
LANGUAGE plperlu
|
|
TRANSFORM FOR TYPE jsonb
|
|
AS $$
|
|
$val = {a => 1, b => 'boo', c => undef};
|
|
return $val;
|
|
$$;
|
|
|
|
SELECT testHVToJsonb();
|
|
|
|
|
|
CREATE FUNCTION testAVToJsonb() RETURNS jsonb
|
|
LANGUAGE plperlu
|
|
TRANSFORM FOR TYPE jsonb
|
|
AS $$
|
|
$val = [{a => 1, b => 'boo', c => undef}, {d => 2}];
|
|
return $val;
|
|
$$;
|
|
|
|
SELECT testAVToJsonb();
|
|
|
|
|
|
CREATE FUNCTION testSVToJsonb() RETURNS jsonb
|
|
LANGUAGE plperlu
|
|
TRANSFORM FOR TYPE jsonb
|
|
AS $$
|
|
$val = 1;
|
|
return $val;
|
|
$$;
|
|
|
|
SELECT testSVToJsonb();
|
|
|
|
|
|
CREATE FUNCTION testUVToJsonb() RETURNS jsonb
|
|
LANGUAGE plperlu
|
|
TRANSFORM FOR TYPE jsonb
|
|
as $$
|
|
$val = ~0;
|
|
return $val;
|
|
$$;
|
|
|
|
-- this might produce either 18446744073709551615 or 4294967295
|
|
SELECT testUVToJsonb() IN ('18446744073709551615'::jsonb, '4294967295'::jsonb);
|
|
|
|
|
|
-- this revealed a bug in the original implementation
|
|
CREATE FUNCTION testRegexpResultToJsonb() RETURNS jsonb
|
|
LANGUAGE plperlu
|
|
TRANSFORM FOR TYPE jsonb
|
|
AS $$
|
|
return ('1' =~ m(0\t2));
|
|
$$;
|
|
|
|
SELECT testRegexpResultToJsonb();
|
|
|
|
|
|
-- this revealed a different bug
|
|
CREATE FUNCTION testTextToJsonbObject(text) RETURNS jsonb
|
|
LANGUAGE plperlu
|
|
TRANSFORM FOR TYPE jsonb
|
|
AS $$
|
|
my $x = shift;
|
|
return {a => $x};
|
|
$$;
|
|
|
|
SELECT testTextToJsonbObject('abc');
|
|
SELECT testTextToJsonbObject(NULL);
|
|
|
|
|
|
CREATE FUNCTION roundtrip(val jsonb, ref text = '') RETURNS jsonb
|
|
LANGUAGE plperlu
|
|
TRANSFORM FOR TYPE jsonb
|
|
AS $$
|
|
use Data::Dumper;
|
|
$Data::Dumper::Sortkeys = 1;
|
|
$Data::Dumper::Indent = 0;
|
|
elog(INFO, Dumper($_[0]));
|
|
die 'unexpected '.(ref($_[0]) || 'not a').' reference'
|
|
if ref($_[0]) ne $_[1];
|
|
return $_[0];
|
|
$$;
|
|
|
|
|
|
SELECT roundtrip('null') is null;
|
|
SELECT roundtrip('1');
|
|
-- skip because Data::Dumper produces a platform-dependent spelling of infinity
|
|
-- SELECT roundtrip('1E+131071');
|
|
SELECT roundtrip('-1');
|
|
SELECT roundtrip('1.2');
|
|
SELECT roundtrip('-1.2');
|
|
SELECT roundtrip('"string"');
|
|
SELECT roundtrip('"NaN"');
|
|
|
|
SELECT roundtrip('true');
|
|
SELECT roundtrip('false');
|
|
|
|
SELECT roundtrip('[]', 'ARRAY');
|
|
SELECT roundtrip('[null, null]', 'ARRAY');
|
|
SELECT roundtrip('[1, 2, 3]', 'ARRAY');
|
|
SELECT roundtrip('[-1, 2, -3]', 'ARRAY');
|
|
SELECT roundtrip('[1.2, 2.3, 3.4]', 'ARRAY');
|
|
SELECT roundtrip('[-1.2, 2.3, -3.4]', 'ARRAY');
|
|
SELECT roundtrip('["string1", "string2"]', 'ARRAY');
|
|
SELECT roundtrip('[["string1", "string2"]]', 'ARRAY');
|
|
|
|
SELECT roundtrip('{}', 'HASH');
|
|
SELECT roundtrip('{"1": null}', 'HASH');
|
|
SELECT roundtrip('{"1": 1}', 'HASH');
|
|
SELECT roundtrip('{"1": -1}', 'HASH');
|
|
SELECT roundtrip('{"1": 1.1}', 'HASH');
|
|
SELECT roundtrip('{"1": -1.1}', 'HASH');
|
|
SELECT roundtrip('{"1": "string1"}', 'HASH');
|
|
|
|
SELECT roundtrip('{"1": {"2": [3, 4, 5]}, "2": 3}', 'HASH');
|
|
|
|
|
|
\set VERBOSITY terse \\ -- suppress cascade details
|
|
DROP EXTENSION plperlu CASCADE;
|