Issue #6986: Fix crash in the JSON C accelerator when called with the

wrong parameter types.  Patch by Victor Stinner.

1 files changed, 11 insertions, 2 deletions

diff --git a/Lib/json/tests/test_speedups.py b/Lib/json/tests/test_speedups.py
index 3a84ddf..3f8c108 100644
--- a/Lib/json/tests/test_speedups.py
+++ b/Lib/json/tests/test_speedups.py
@@ -1,8 +1,7 @@
 import decimal
 from unittest import TestCase
 
-from json import decoder
-from json import encoder
+from json import decoder, encoder, scanner
 
 class TestSpeedups(TestCase):
     def test_scanstring(self):
@@ -13,3 +12,13 @@ class TestSpeedups(TestCase):
         self.assertEquals(encoder.encode_basestring_ascii.__module__, "_json")
         self.assertTrue(encoder.encode_basestring_ascii is
                           encoder.c_encode_basestring_ascii)
+
+class TestDecode(TestCase):
+    def test_make_scanner(self):
+        self.assertRaises(AttributeError, scanner.c_make_scanner, 1)
+
+    def test_make_encoder(self):
+        self.assertRaises(TypeError, encoder.c_make_encoder,
+            None,
+            "\xCD\x7D\x3D\x4E\x12\x4C\xF9\x79\xD7\x52\xBA\x82\xF2\x27\x4A\x7D\xA0\xCA\x75",
+            None)