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rlp: remove support for signed integer types

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There is no agreement on how to encode negative integers
across implementations. cpp-ethereum doesn't support them either.
This commit is contained in:
Felix Lange
2014-12-09 10:41:47 +01:00
parent 4f12f0697e
commit 93e858f88e
3 changed files with 29 additions and 52 deletions
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42
rlp/decode_test.go
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@ -171,7 +171,7 @@ func TestDecodeErrors(t *testing.T) {
t.Errorf("Decode(r, new(chan bool)) error mismatch, got %q, want %q", err, expectErr)
}
if err := Decode(r, new(int)); err != io.EOF {
if err := Decode(r, new(uint)); err != io.EOF {
t.Errorf("Decode(r, new(int)) error mismatch, got %q, want %q", err, io.EOF)
}
}
@ -184,12 +184,12 @@ type decodeTest struct {
}
type simplestruct struct {
A int
A uint
B string
}
type recstruct struct {
I int
I uint
Child *recstruct
}
@ -202,7 +202,7 @@ var (
var (
sharedByteArray [5]byte
sharedPtr = new(*int)
sharedPtr = new(*uint)
)
var decodeTests = []decodeTest{
@ -217,13 +217,13 @@ var decodeTests = []decodeTest{
{input: "C0", ptr: new(uint32), error: ErrExpectedString.Error()},
// slices
{input: "C0", ptr: new([]int), value: []int{}},
{input: "C80102030405060708", ptr: new([]int), value: []int{1, 2, 3, 4, 5, 6, 7, 8}},
{input: "C0", ptr: new([]uint), value: []uint{}},
{input: "C80102030405060708", ptr: new([]uint), value: []uint{1, 2, 3, 4, 5, 6, 7, 8}},
// arrays
{input: "C0", ptr: new([5]int), value: [5]int{}},
{input: "C50102030405", ptr: new([5]int), value: [5]int{1, 2, 3, 4, 5}},
{input: "C6010203040506", ptr: new([5]int), error: "rlp: input list has too many elements for [5]int"},
{input: "C0", ptr: new([5]uint), value: [5]uint{}},
{input: "C50102030405", ptr: new([5]uint), value: [5]uint{1, 2, 3, 4, 5}},
{input: "C6010203040506", ptr: new([5]uint), error: "rlp: input list has too many elements for [5]uint"},
// byte slices
{input: "01", ptr: new([]byte), value: []byte{1}},
@ -280,17 +280,17 @@ var decodeTests = []decodeTest{
},
// pointers
{input: "00", ptr: new(*int), value: (*int)(nil)},
{input: "80", ptr: new(*int), value: (*int)(nil)},
{input: "C0", ptr: new(*int), value: (*int)(nil)},
{input: "07", ptr: new(*int), value: intp(7)},
{input: "8108", ptr: new(*int), value: intp(8)},
{input: "C109", ptr: new(*[]int), value: &[]int{9}},
{input: "00", ptr: new(*uint), value: (*uint)(nil)},
{input: "80", ptr: new(*uint), value: (*uint)(nil)},
{input: "C0", ptr: new(*uint), value: (*uint)(nil)},
{input: "07", ptr: new(*uint), value: uintp(7)},
{input: "8108", ptr: new(*uint), value: uintp(8)},
{input: "C109", ptr: new(*[]uint), value: &[]uint{9}},
{input: "C58403030303", ptr: new(*[][]byte), value: &[][]byte{{3, 3, 3, 3}}},
// pointer should be reset to nil
{input: "05", ptr: sharedPtr, value: intp(5)},
{input: "80", ptr: sharedPtr, value: (*int)(nil)},
{input: "05", ptr: sharedPtr, value: uintp(5)},
{input: "80", ptr: sharedPtr, value: (*uint)(nil)},
// interface{}
{input: "00", ptr: new(interface{}), value: []byte{0}},
@ -301,7 +301,7 @@ var decodeTests = []decodeTest{
{input: "C50183040404", ptr: new(interface{}), value: []interface{}{[]byte{1}, []byte{4, 4, 4}}},
}
func intp(i int) *int { return &i }
func uintp(i uint) *uint { return &i }
func runTests(t *testing.T, decode func([]byte, interface{}) error) {
for i, test := range decodeTests {
@ -434,8 +434,8 @@ func ExampleDecode() {
input, _ := hex.DecodeString("C90A1486666F6F626172")
type example struct {
A, B int
private int // private fields are ignored
A, B uint
private uint // private fields are ignored
String string
}
@ -447,7 +447,7 @@ func ExampleDecode() {
fmt.Printf("Decoded value: %#v\n", s)
}
// Output:
// Decoded value: rlp.example{A:10, B:20, private:0, String:"foobar"}
// Decoded value: rlp.example{A:0xa, B:0x14, private:0x0, String:"foobar"}
}
func ExampleStream() {