Issue 3801. Fixing a dumb error in the deprecated parse_qsl()

function.  Tests added.

Lib/cgi.py

@@ -189,7 +189,7 @@ def parse_qsl(qs, keep_blank_values=0, strict_parsing=0):
     """Parse a query given as a string argument."""
     warn("cgi.parse_qsl is deprecated, use urlparse.parse_qsl instead",
             PendingDeprecationWarning)
-    return urlparse.parse_qs(qs, keep_blank_values, strict_parsing)
+    return urlparse.parse_qsl(qs, keep_blank_values, strict_parsing)
 
 def parse_multipart(fp, pdict):
     """Parse multipart input.

Lib/test/test_cgi.py

@@ -344,6 +344,17 @@ this is the content of the fake file
         v = gen_result(data, environ)
         self.assertEqual(result, v)
 
+    def test_deprecated_parse_qs(self):
+        # this func is moved to urlparse, this is just a sanity check
+        self.assertEqual({'a': ['A1'], 'B': ['B3'], 'b': ['B2']},
+                         cgi.parse_qs('a=A1&b=B2&B=B3'))
+
+    def test_deprecated_parse_qsl(self):
+        # this func is moved to urlparse, this is just a sanity check
+        self.assertEqual([('a', 'A1'), ('b', 'B2'), ('B', 'B3')],
+                         cgi.parse_qsl('a=A1&b=B2&B=B3'))
+
+
 def test_main():
     run_unittest(CgiTests)