2 files changed, 16 insertions, 0 deletions
diff --git a/tests/hypothesis/__init__.py b/tests/hypothesis/__init__.py
new file mode 100644
index 00000000..4b540884
--- /dev/null
+++ b/tests/hypothesis/__init__.py
@@ -0,0 +1,5 @@
+# This file is dual licensed under the terms of the Apache License, Version
+# 2.0, and the BSD License. See the LICENSE file in the root of this repository
+# for complete details.
+
+from __future__ import absolute_import, division, print_function
diff --git a/tests/hypothesis/test_fernet.py b/tests/hypothesis/test_fernet.py
new file mode 100644
index 00000000..fd243803
--- /dev/null
+++ b/tests/hypothesis/test_fernet.py
@@ -0,0 +1,11 @@
+from hypothesis import given
+from hypothesis.strategies import binary
+
+from cryptography.fernet import Fernet
+
+
+@given(binary())
+def test_fernet(data):
+    f = Fernet(Fernet.generate_key())
+    ct = f.encrypt(data)
+    assert f.decrypt(ct) == data