correct range for i8 (64 bit signed)

koji/xmlrpcplus.py

@@ -30,8 +30,8 @@ class ExtendedMarshaller(xmlrpc_client.Marshaller):
         write("</data></array></value>\n")
     dispatch[types.GeneratorType] = dump_generator
 
-    MAXI8 = 2 ** 64 - 1
-    MINI8 = -2 ** 64
+    MAXI8 = 2 ** 63 - 1
+    MINI8 = -2 ** 63
 
     def dump_int(self, value, write):
         # python2's xmlrpclib doesn't support i8 extension for marshalling,

tests/test_lib/test_xmlrpcplus.py

@@ -67,10 +67,10 @@ class TestDump(unittest.TestCase):
         self.assertEqual(method, None)
 
     long_data = [
-            2 ** 63,
+            2 ** 63 - 1,
             -(2 ** 63),
-            [2**n - 1 for n  in range(65)],
-            {"a": [2 ** 63, 5], "b": 2**63+42},
+            [2**n - 1 for n  in range(64)],
+            {"a": [2 ** 63 - 23, 5], "b": 2**63 - 42},
             ]
 
     def test_i8(self):