diff --git a/Tests/misc/eexec_test.py b/Tests/misc/eexec_test.py
new file mode 100644
index 000000000..204309589
--- /dev/null
+++ b/Tests/misc/eexec_test.py
@@ -0,0 +1,17 @@
+from __future__ import print_function, division, absolute_import
+from fontTools.misc.py23 import *
+from fontTools.misc.eexec import decrypt, encrypt
+
+
+def test_decrypt():
+    testStr = b"\0\0asdadads asds\265"
+    decryptedStr, R = decrypt(testStr, 12321)
+    assert decryptedStr == b'0d\nh\x15\xe8\xc4\xb2\x15\x1d\x108\x1a<6\xa1'
+    assert R == 36142
+
+
+def test_encrypt():
+    testStr = b'0d\nh\x15\xe8\xc4\xb2\x15\x1d\x108\x1a<6\xa1'
+    encryptedStr, R = encrypt(testStr, 12321)
+    assert encryptedStr == b"\0\0asdadads asds\265"
+    assert R == 36142