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db23464715
Since 19252e8ec9 we reject Python 2 during build configuration. Now that the
dust on the buildfarm has settled, remove regression testing infrastructure
dealing with differing output between Python 2 / 3.
Reviewed-By: Peter Eisentraut <peter@eisentraut.org>
Reviewed-By: Tom Lane <tgl@sss.pgh.pa.us>
Discussion: https://postgr.es/m/20211031184548.g4sxfe47n2kyi55r@alap3.anarazel.de
120 lines
2.5 KiB
PL/PgSQL
120 lines
2.5 KiB
PL/PgSQL
CREATE EXTENSION hstore_plpython3u CASCADE;
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-- test hstore -> python
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CREATE FUNCTION test1(val hstore) RETURNS int
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LANGUAGE plpython3u
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TRANSFORM FOR TYPE hstore
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AS $$
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assert isinstance(val, dict)
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plpy.info(sorted(val.items()))
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return len(val)
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$$;
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SELECT test1('aa=>bb, cc=>NULL'::hstore);
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-- the same with the versioned language name
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CREATE FUNCTION test1n(val hstore) RETURNS int
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LANGUAGE plpython3u
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TRANSFORM FOR TYPE hstore
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AS $$
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assert isinstance(val, dict)
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plpy.info(sorted(val.items()))
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return len(val)
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$$;
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SELECT test1n('aa=>bb, cc=>NULL'::hstore);
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-- test hstore[] -> python
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CREATE FUNCTION test1arr(val hstore[]) RETURNS int
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LANGUAGE plpython3u
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TRANSFORM FOR TYPE hstore
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AS $$
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assert(val == [{'aa': 'bb', 'cc': None}, {'dd': 'ee'}])
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return len(val)
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$$;
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SELECT test1arr(array['aa=>bb, cc=>NULL'::hstore, 'dd=>ee']);
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-- test python -> hstore
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CREATE FUNCTION test2(a int, b text) RETURNS hstore
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LANGUAGE plpython3u
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TRANSFORM FOR TYPE hstore
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AS $$
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val = {'a': a, 'b': b, 'c': None}
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return val
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$$;
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SELECT test2(1, 'boo');
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--- test ruleutils
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\sf test2
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-- test python -> hstore[]
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CREATE FUNCTION test2arr() RETURNS hstore[]
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LANGUAGE plpython3u
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TRANSFORM FOR TYPE hstore
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AS $$
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val = [{'a': 1, 'b': 'boo', 'c': None}, {'d': 2}]
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return val
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$$;
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SELECT test2arr();
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-- test python -> domain over hstore
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CREATE DOMAIN hstore_foo AS hstore CHECK(VALUE ? 'foo');
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CREATE FUNCTION test2dom(fn text) RETURNS hstore_foo
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LANGUAGE plpython3u
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TRANSFORM FOR TYPE hstore
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AS $$
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return {'a': 1, fn: 'boo', 'c': None}
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$$;
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SELECT test2dom('foo');
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SELECT test2dom('bar'); -- fail
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-- test as part of prepare/execute
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CREATE FUNCTION test3() RETURNS void
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LANGUAGE plpython3u
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TRANSFORM FOR TYPE hstore
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AS $$
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rv = plpy.execute("SELECT 'aa=>bb, cc=>NULL'::hstore AS col1")
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assert(rv[0]["col1"] == {'aa': 'bb', 'cc': None})
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val = {'a': 1, 'b': 'boo', 'c': None}
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plan = plpy.prepare("SELECT $1::text AS col1", ["hstore"])
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rv = plpy.execute(plan, [val])
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assert(rv[0]["col1"] == '"a"=>"1", "b"=>"boo", "c"=>NULL')
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$$;
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SELECT test3();
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-- test trigger
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CREATE TABLE test1 (a int, b hstore);
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INSERT INTO test1 VALUES (1, 'aa=>bb, cc=>NULL');
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SELECT * FROM test1;
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CREATE FUNCTION test4() RETURNS trigger
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LANGUAGE plpython3u
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TRANSFORM FOR TYPE hstore
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AS $$
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assert(TD["new"] == {'a': 1, 'b': {'aa': 'bb', 'cc': None}})
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if TD["new"]["a"] == 1:
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TD["new"]["b"] = {'a': 1, 'b': 'boo', 'c': None}
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return "MODIFY"
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$$;
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CREATE TRIGGER test4 BEFORE UPDATE ON test1 FOR EACH ROW EXECUTE PROCEDURE test4();
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UPDATE test1 SET a = a;
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SELECT * FROM test1;
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