accounts/abi: addressed comments

accounts/abi/reflect.go

@@ -116,7 +116,11 @@ func setSlice(dst, src reflect.Value) error {
 
 func setArray(dst, src reflect.Value) error {
 	array := reflect.New(dst.Type()).Elem()
-	for i := 0; i < min(src.Len(), dst.Len()); i++ {
+	min := src.Len()
+	if src.Len() > dst.Len() {
+		min = dst.Len()
+	}
+	for i := 0; i < min; i++ {
 		if err := set(array.Index(i), src.Index(i)); err != nil {
 			return err
 		}
@@ -228,10 +232,3 @@ func mapArgNamesToStructFields(argNames []string, value reflect.Value) (map[stri
 	}
 	return abi2struct, nil
 }
-
-func min(a, b int) int {
-	if a < b {
-		return a
-	}
-	return b
-}

accounts/abi/unpack_test.go

@@ -117,12 +117,25 @@ var unpackTests = []unpackTest{
 		want: int16(0),
 		err:  "abi: cannot unmarshal *big.Int in to int16",
 	},
+	{
+		def:  `[{"type": "bytes"}]`,
+		enc:  "000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000200100000000000000000000000000000000000000000000000000000000000000",
+		want: [32]byte{1},
+	},
 	{
 		def:  `[{"type": "bytes32"}]`,
 		enc:  "000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000200100000000000000000000000000000000000000000000000000000000000000",
 		want: []byte(nil),
 		err:  "abi: cannot unmarshal [32]uint8 in to []uint8",
 	},
+	{
+		def: `[{"name":"___","type":"int256"}]`,
+		enc: "00000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000002",
+		want: struct {
+			IntOne *big.Int
+			Intone *big.Int
+		}{IntOne: big.NewInt(1)},
+	},
 	{
 		def: `[{"name":"int_one","type":"int256"},{"name":"IntOne","type":"int256"}]`,
 		enc: "00000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000002",