1 files changed, 15 insertions, 0 deletions
diff --git a/Lib/test/json_tests/test_float.py b/Lib/test/json_tests/test_float.py
new file mode 100644
index 0000000..ca4a506
--- /dev/null
+++ b/Lib/test/json_tests/test_float.py
@@ -0,0 +1,15 @@
+import math
+from unittest import TestCase
+
+import json
+
+class TestFloat(TestCase):
+    def test_floats(self):
+        for num in [1617161771.7650001, math.pi, math.pi**100, math.pi**-100, 3.1]:
+            self.assertEqual(float(json.dumps(num)), num)
+            self.assertEqual(json.loads(json.dumps(num)), num)
+
+    def test_ints(self):
+        for num in [1, 1<<32, 1<<64]:
+            self.assertEqual(json.dumps(num), str(num))
+            self.assertEqual(int(json.dumps(num)), num)