Add simplejson 3.17.0

* Needed for requests to encode byte-strings to json

lib/simplejson/tests/test_for_json.py

@@ -0,0 +1,97 @@
+import unittest
+import simplejson as json
+
+
+class ForJson(object):
+    def for_json(self):
+        return {'for_json': 1}
+
+
+class NestedForJson(object):
+    def for_json(self):
+        return {'nested': ForJson()}
+
+
+class ForJsonList(object):
+    def for_json(self):
+        return ['list']
+
+
+class DictForJson(dict):
+    def for_json(self):
+        return {'alpha': 1}
+
+
+class ListForJson(list):
+    def for_json(self):
+        return ['list']
+
+
+class TestForJson(unittest.TestCase):
+    def assertRoundTrip(self, obj, other, for_json=True):
+        if for_json is None:
+            # None will use the default
+            s = json.dumps(obj)
+        else:
+            s = json.dumps(obj, for_json=for_json)
+        self.assertEqual(
+            json.loads(s),
+            other)
+
+    def test_for_json_encodes_stand_alone_object(self):
+        self.assertRoundTrip(
+            ForJson(),
+            ForJson().for_json())
+
+    def test_for_json_encodes_object_nested_in_dict(self):
+        self.assertRoundTrip(
+            {'hooray': ForJson()},
+            {'hooray': ForJson().for_json()})
+
+    def test_for_json_encodes_object_nested_in_list_within_dict(self):
+        self.assertRoundTrip(
+            {'list': [0, ForJson(), 2, 3]},
+            {'list': [0, ForJson().for_json(), 2, 3]})
+
+    def test_for_json_encodes_object_nested_within_object(self):
+        self.assertRoundTrip(
+            NestedForJson(),
+            {'nested': {'for_json': 1}})
+
+    def test_for_json_encodes_list(self):
+        self.assertRoundTrip(
+            ForJsonList(),
+            ForJsonList().for_json())
+
+    def test_for_json_encodes_list_within_object(self):
+        self.assertRoundTrip(
+            {'nested': ForJsonList()},
+            {'nested': ForJsonList().for_json()})
+
+    def test_for_json_encodes_dict_subclass(self):
+        self.assertRoundTrip(
+            DictForJson(a=1),
+            DictForJson(a=1).for_json())
+
+    def test_for_json_encodes_list_subclass(self):
+        self.assertRoundTrip(
+            ListForJson(['l']),
+            ListForJson(['l']).for_json())
+
+    def test_for_json_ignored_if_not_true_with_dict_subclass(self):
+        for for_json in (None, False):
+            self.assertRoundTrip(
+                DictForJson(a=1),
+                {'a': 1},
+                for_json=for_json)
+
+    def test_for_json_ignored_if_not_true_with_list_subclass(self):
+        for for_json in (None, False):
+            self.assertRoundTrip(
+                ListForJson(['l']),
+                ['l'],
+                for_json=for_json)
+
+    def test_raises_typeerror_if_for_json_not_true_with_object(self):
+        self.assertRaises(TypeError, json.dumps, ForJson())
+        self.assertRaises(TypeError, json.dumps, ForJson(), for_json=False)