gaspersic/go-ethereum
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rlp: display decoder target type in more error messages

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Decode error messages now say "expected input list for foo.MyStruct"
instead of just "expected List".
This commit is contained in:
Felix Lange
2014-12-09 13:55:47 +01:00
parent 829730dec4
commit 6cf4e0329c
2 changed files with 33 additions and 27 deletions
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18
rlp/decode_test.go
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@ -213,8 +213,8 @@ var decodeTests = []decodeTest{
{input: "820505", ptr: new(uint32), value: uint32(0x0505)},
{input: "83050505", ptr: new(uint32), value: uint32(0x050505)},
{input: "8405050505", ptr: new(uint32), value: uint32(0x05050505)},
{input: "850505050505", ptr: new(uint32), error: "rlp: input string too big for uint32"},
{input: "C0", ptr: new(uint32), error: ErrExpectedString.Error()},
{input: "850505050505", ptr: new(uint32), error: "rlp: input string too long for uint32"},
{input: "C0", ptr: new(uint32), error: "rlp: expected input string or byte for uint32"},
// slices
{input: "C0", ptr: new([]uint), value: []uint{}},
@ -231,7 +231,7 @@ var decodeTests = []decodeTest{
{input: "8D6162636465666768696A6B6C6D", ptr: new([]byte), value: []byte("abcdefghijklm")},
{input: "C0", ptr: new([]byte), value: []byte{}},
{input: "C3010203", ptr: new([]byte), value: []byte{1, 2, 3}},
{input: "C3820102", ptr: new([]byte), error: "rlp: input string too big for uint8"},
{input: "C3820102", ptr: new([]byte), error: "rlp: input string too long for uint8"},
// byte arrays
{input: "01", ptr: new([5]byte), value: [5]byte{1}},
@ -239,8 +239,8 @@ var decodeTests = []decodeTest{
{input: "850102030405", ptr: new([5]byte), value: [5]byte{1, 2, 3, 4, 5}},
{input: "C0", ptr: new([5]byte), value: [5]byte{}},
{input: "C3010203", ptr: new([5]byte), value: [5]byte{1, 2, 3, 0, 0}},
{input: "C3820102", ptr: new([5]byte), error: "rlp: input string too big for uint8"},
{input: "86010203040506", ptr: new([5]byte), error: "rlp: input string too big for [5]uint8"},
{input: "C3820102", ptr: new([5]byte), error: "rlp: input string too long for uint8"},
{input: "86010203040506", ptr: new([5]byte), error: "rlp: input string too long for [5]uint8"},
{input: "850101", ptr: new([5]byte), error: io.ErrUnexpectedEOF.Error()},
// byte array reuse (should be zeroed)
@ -254,19 +254,19 @@ var decodeTests = []decodeTest{
// zero sized byte arrays
{input: "80", ptr: new([0]byte), value: [0]byte{}},
{input: "C0", ptr: new([0]byte), value: [0]byte{}},
{input: "01", ptr: new([0]byte), error: "rlp: input string too big for [0]uint8"},
{input: "8101", ptr: new([0]byte), error: "rlp: input string too big for [0]uint8"},
{input: "01", ptr: new([0]byte), error: "rlp: input string too long for [0]uint8"},
{input: "8101", ptr: new([0]byte), error: "rlp: input string too long for [0]uint8"},
// strings
{input: "00", ptr: new(string), value: "\000"},
{input: "8D6162636465666768696A6B6C6D", ptr: new(string), value: "abcdefghijklm"},
{input: "C0", ptr: new(string), error: ErrExpectedString.Error()},
{input: "C0", ptr: new(string), error: "rlp: expected input string or byte for string"},
// big ints
{input: "01", ptr: new(*big.Int), value: big.NewInt(1)},
{input: "89FFFFFFFFFFFFFFFFFF", ptr: new(*big.Int), value: veryBigInt},
{input: "10", ptr: new(big.Int), value: *big.NewInt(16)}, // non-pointer also works
{input: "C0", ptr: new(*big.Int), error: ErrExpectedString.Error()},
{input: "C0", ptr: new(*big.Int), error: "rlp: expected input string or byte for *big.Int"},
// structs
{input: "C0", ptr: new(simplestruct), value: simplestruct{0, ""}},