Add tests for overflows converting ints to bytes

1 files changed, 12 insertions, 0 deletions

diff --git a/tests/basics/int_bytes.py b/tests/basics/int_bytes.py
index 059c16d3f..8c0c9a82f 100644
--- a/tests/basics/int_bytes.py
+++ b/tests/basics/int_bytes.py
@@ -17,3 +17,15 @@ try:
     (1).to_bytes(-1, "little")
 except ValueError:
     print("ValueError")
+
+# too small buffer should raise an error
+try:
+    (256).to_bytes(1, "little")
+except OverflowError:
+    print("OverflowError")
+
+# negative numbers should raise an error
+try:
+    (-256).to_bytes(2, "little")
+except OverflowError:
+    print("OverflowError")