diff options
Diffstat (limited to 'accounts/abi/unpack_test.go')
| -rw-r--r-- | accounts/abi/unpack_test.go | 119 |
1 files changed, 116 insertions, 3 deletions
diff --git a/accounts/abi/unpack_test.go b/accounts/abi/unpack_test.go index 3873414c9..5ece81ef2 100644 --- a/accounts/abi/unpack_test.go +++ b/accounts/abi/unpack_test.go @@ -173,7 +173,7 @@ var unpackTests = []unpackTest{ // multi dimensional, if these pass, all types that don't require length prefix should pass { def: `[{"type": "uint8[][]"}]`, - enc: "00000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000E0000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000002", + enc: "00000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000002", want: [][]uint8{{1, 2}, {1, 2}}, }, { @@ -183,7 +183,7 @@ var unpackTests = []unpackTest{ }, { def: `[{"type": "uint8[][2]"}]`, - enc: "000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000001", + enc: "0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000001", want: [2][]uint8{{1}, {1}}, }, { @@ -610,7 +610,18 @@ func TestMultiReturnWithStringSlice(t *testing.T) { t.Fatal(err) } buff := new(bytes.Buffer) - buff.Write(common.Hex2Bytes("000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000001200000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000008657468657265756d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000b676f2d657468657265756d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000640000000000000000000000000000000000000000000000000000000000000065")) + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000040")) // output[0] offset + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000120")) // output[1] offset + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000002")) // output[0] length + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000040")) // output[0][0] offset + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000080")) // output[0][1] offset + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000008")) // output[0][0] length + buff.Write(common.Hex2Bytes("657468657265756d000000000000000000000000000000000000000000000000")) // output[0][0] value + buff.Write(common.Hex2Bytes("000000000000000000000000000000000000000000000000000000000000000b")) // output[0][1] length + buff.Write(common.Hex2Bytes("676f2d657468657265756d000000000000000000000000000000000000000000")) // output[0][1] value + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000002")) // output[1] length + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000064")) // output[1][0] value + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000065")) // output[1][1] value ret1, ret1Exp := new([]string), []string{"ethereum", "go-ethereum"} ret2, ret2Exp := new([]*big.Int), []*big.Int{big.NewInt(100), big.NewInt(101)} if err := abi.Unpack(&[]interface{}{ret1, ret2}, "multi", buff.Bytes()); err != nil { @@ -913,6 +924,108 @@ func TestUnmarshal(t *testing.T) { } } +func TestUnpackTuple(t *testing.T) { + const simpleTuple = `[{"name":"tuple","constant":false,"outputs":[{"type":"tuple","name":"ret","components":[{"type":"int256","name":"a"},{"type":"int256","name":"b"}]}]}]` + abi, err := JSON(strings.NewReader(simpleTuple)) + if err != nil { + t.Fatal(err) + } + buff := new(bytes.Buffer) + + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000001")) // ret[a] = 1 + buff.Write(common.Hex2Bytes("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")) // ret[b] = -1 + + v := struct { + Ret struct { + A *big.Int + B *big.Int + } + }{Ret: struct { + A *big.Int + B *big.Int + }{new(big.Int), new(big.Int)}} + + err = abi.Unpack(&v, "tuple", buff.Bytes()) + if err != nil { + t.Error(err) + } else { + if v.Ret.A.Cmp(big.NewInt(1)) != 0 { + t.Errorf("unexpected value unpacked: want %x, got %x", 1, v.Ret.A) + } + if v.Ret.B.Cmp(big.NewInt(-1)) != 0 { + t.Errorf("unexpected value unpacked: want %x, got %x", v.Ret.B, -1) + } + } + + // Test nested tuple + const nestedTuple = `[{"name":"tuple","constant":false,"outputs":[ + {"type":"tuple","name":"s","components":[{"type":"uint256","name":"a"},{"type":"uint256[]","name":"b"},{"type":"tuple[]","name":"c","components":[{"name":"x", "type":"uint256"},{"name":"y","type":"uint256"}]}]}, + {"type":"tuple","name":"t","components":[{"name":"x", "type":"uint256"},{"name":"y","type":"uint256"}]}, + {"type":"uint256","name":"a"} + ]}]` + + abi, err = JSON(strings.NewReader(nestedTuple)) + if err != nil { + t.Fatal(err) + } + buff.Reset() + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000080")) // s offset + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000000")) // t.X = 0 + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000001")) // t.Y = 1 + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000001")) // a = 1 + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000001")) // s.A = 1 + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000060")) // s.B offset + buff.Write(common.Hex2Bytes("00000000000000000000000000000000000000000000000000000000000000c0")) // s.C offset + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000002")) // s.B length + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000001")) // s.B[0] = 1 + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000002")) // s.B[0] = 2 + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000002")) // s.C length + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000001")) // s.C[0].X + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000002")) // s.C[0].Y + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000002")) // s.C[1].X + buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000001")) // s.C[1].Y + + type T struct { + X *big.Int `abi:"x"` + Z *big.Int `abi:"y"` // Test whether the abi tag works. + } + + type S struct { + A *big.Int + B []*big.Int + C []T + } + + type Ret struct { + FieldS S `abi:"s"` + FieldT T `abi:"t"` + A *big.Int + } + var ret Ret + var expected = Ret{ + FieldS: S{ + A: big.NewInt(1), + B: []*big.Int{big.NewInt(1), big.NewInt(2)}, + C: []T{ + {big.NewInt(1), big.NewInt(2)}, + {big.NewInt(2), big.NewInt(1)}, + }, + }, + FieldT: T{ + big.NewInt(0), big.NewInt(1), + }, + A: big.NewInt(1), + } + + err = abi.Unpack(&ret, "tuple", buff.Bytes()) + if err != nil { + t.Error(err) + } + if reflect.DeepEqual(ret, expected) { + t.Error("unexpected unpack value") + } +} + func TestOOMMaliciousInput(t *testing.T) { oomTests := []unpackTest{ { |