1 files changed, 150 insertions, 0 deletions
diff --git a/contrib/hstore_plpython/expected/hstore_plpython.out b/contrib/hstore_plpython/expected/hstore_plpython.out
new file mode 100644
index 0000000..ecf1dd6
--- /dev/null
+++ b/contrib/hstore_plpython/expected/hstore_plpython.out
@@ -0,0 +1,150 @@
+CREATE EXTENSION hstore_plpython2u CASCADE;
+NOTICE:  installing required extension "plpython2u"
+-- test hstore -> python
+CREATE FUNCTION test1(val hstore) RETURNS int
+LANGUAGE plpythonu
+TRANSFORM FOR TYPE hstore
+AS $$
+assert isinstance(val, dict)
+plpy.info(sorted(val.items()))
+return len(val)
+$$;
+SELECT test1('aa=>bb, cc=>NULL'::hstore);
+INFO:  [('aa', 'bb'), ('cc', None)]
+ test1 
+-------
+     2
+(1 row)
+
+-- the same with the versioned language name
+CREATE FUNCTION test1n(val hstore) RETURNS int
+LANGUAGE plpython2u
+TRANSFORM FOR TYPE hstore
+AS $$
+assert isinstance(val, dict)
+plpy.info(sorted(val.items()))
+return len(val)
+$$;
+SELECT test1n('aa=>bb, cc=>NULL'::hstore);
+INFO:  [('aa', 'bb'), ('cc', None)]
+ test1n 
+--------
+      2
+(1 row)
+
+-- test hstore[] -> python
+CREATE FUNCTION test1arr(val hstore[]) RETURNS int
+LANGUAGE plpythonu
+TRANSFORM FOR TYPE hstore
+AS $$
+assert(val == [{'aa': 'bb', 'cc': None}, {'dd': 'ee'}])
+return len(val)
+$$;
+SELECT test1arr(array['aa=>bb, cc=>NULL'::hstore, 'dd=>ee']);
+ test1arr 
+----------
+        2
+(1 row)
+
+-- test python -> hstore
+CREATE FUNCTION test2(a int, b text) RETURNS hstore
+LANGUAGE plpythonu
+TRANSFORM FOR TYPE hstore
+AS $$
+val = {'a': a, 'b': b, 'c': None}
+return val
+$$;
+SELECT test2(1, 'boo');
+              test2              
+---------------------------------
+ "a"=>"1", "b"=>"boo", "c"=>NULL
+(1 row)
+
+--- test ruleutils
+\sf test2
+CREATE OR REPLACE FUNCTION public.test2(a integer, b text)
+ RETURNS hstore
+ TRANSFORM FOR TYPE hstore
+ LANGUAGE plpythonu
+AS $function$
+val = {'a': a, 'b': b, 'c': None}
+return val
+$function$
+-- test python -> hstore[]
+CREATE FUNCTION test2arr() RETURNS hstore[]
+LANGUAGE plpythonu
+TRANSFORM FOR TYPE hstore
+AS $$
+val = [{'a': 1, 'b': 'boo', 'c': None}, {'d': 2}]
+return val
+$$;
+SELECT test2arr();
+                           test2arr                           
+--------------------------------------------------------------
+ {"\"a\"=>\"1\", \"b\"=>\"boo\", \"c\"=>NULL","\"d\"=>\"2\""}
+(1 row)
+
+-- test python -> domain over hstore
+CREATE DOMAIN hstore_foo AS hstore CHECK(VALUE ? 'foo');
+CREATE FUNCTION test2dom(fn text) RETURNS hstore_foo
+LANGUAGE plpythonu
+TRANSFORM FOR TYPE hstore
+AS $$
+return {'a': 1, fn: 'boo', 'c': None}
+$$;
+SELECT test2dom('foo');
+             test2dom              
+-----------------------------------
+ "a"=>"1", "c"=>NULL, "foo"=>"boo"
+(1 row)
+
+SELECT test2dom('bar');  -- fail
+ERROR:  value for domain hstore_foo violates check constraint "hstore_foo_check"
+CONTEXT:  while creating return value
+PL/Python function "test2dom"
+-- test as part of prepare/execute
+CREATE FUNCTION test3() RETURNS void
+LANGUAGE plpythonu
+TRANSFORM FOR TYPE hstore
+AS $$
+rv = plpy.execute("SELECT 'aa=>bb, cc=>NULL'::hstore AS col1")
+assert(rv[0]["col1"] == {'aa': 'bb', 'cc': None})
+
+val = {'a': 1, 'b': 'boo', 'c': None}
+plan = plpy.prepare("SELECT $1::text AS col1", ["hstore"])
+rv = plpy.execute(plan, [val])
+assert(rv[0]["col1"] == '"a"=>"1", "b"=>"boo", "c"=>NULL')
+$$;
+SELECT test3();
+ test3 
+-------
+ 
+(1 row)
+
+-- test trigger
+CREATE TABLE test1 (a int, b hstore);
+INSERT INTO test1 VALUES (1, 'aa=>bb, cc=>NULL');
+SELECT * FROM test1;
+ a |           b            
+---+------------------------
+ 1 | "aa"=>"bb", "cc"=>NULL
+(1 row)
+
+CREATE FUNCTION test4() RETURNS trigger
+LANGUAGE plpythonu
+TRANSFORM FOR TYPE hstore
+AS $$
+assert(TD["new"] == {'a': 1, 'b': {'aa': 'bb', 'cc': None}})
+if TD["new"]["a"] == 1:
+    TD["new"]["b"] = {'a': 1, 'b': 'boo', 'c': None}
+
+return "MODIFY"
+$$;
+CREATE TRIGGER test4 BEFORE UPDATE ON test1 FOR EACH ROW EXECUTE PROCEDURE test4();
+UPDATE test1 SET a = a;
+SELECT * FROM test1;
+ a |                b                
+---+---------------------------------
+ 1 | "a"=>"1", "b"=>"boo", "c"=>NULL
+(1 row)
+