accounts/abi: fix unpacking of negative int256 (#17583)

2018-09-04 22:53:28 +07:00
parent beee7a52e0
commit 42bd67bd6f
2 changed files with 30 additions and 3 deletions
--- a/accounts/abi/unpack_test.go
+++ b/accounts/abi/unpack_test.go
@ -117,6 +117,11 @@ var unpackTests = []unpackTest{
 		enc:  "0000000000000000000000000000000000000000000000000000000000000001",
 		want: big.NewInt(1),
 	},
+	{
+		def:  `[{"type": "int256"}]`,
+		enc:  "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+		want: big.NewInt(-1),
+	},
 	{
 		def:  `[{"type": "address"}]`,
 		enc:  "0000000000000000000000000100000000000000000000000000000000000000",