diff --git a/tests/unpacker_state_test.py b/tests/unpacker_state_test.py
index 9ec9190..9e97afb 100644
--- a/tests/unpacker_state_test.py
+++ b/tests/unpacker_state_test.py
@@ -3,6 +3,13 @@ from twnet_parser.packer import \
 from twnet_parser.packer import \
         NO_SANITIZE, SANITIZE, SANITIZE_CC, SKIP_START_WHITESPACES
 
+def test_unpack_simple_ints() -> None:
+    u = Unpacker(b'\x01\x02\x03\x0F')
+    assert u.get_int() == 1
+    assert u.get_int() == 2
+    assert u.get_int() == 3
+    assert u.get_int() == 15
+
 def test_unpack_eol() -> None:
     u = Unpacker(b'\x01\x02\x03\x01foo\x00bar\x00')
     assert u.get_int() == 1