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accounts/abi: ABI explicit difference between Unpack and UnpackIntoInterface (#21091)

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* accounts/abi: refactored abi.Unpack

* accounts/abi/bind: fixed error

* accounts/abi/bind: modified template

* accounts/abi/bind: added ToStruct for conversion

* accounts/abi: reenabled tests

* accounts/abi: fixed tests

* accounts/abi: fixed tests for packing/unpacking

* accounts/abi: fixed tests

* accounts/abi: added more logic to ToStruct

* accounts/abi/bind: fixed template

* accounts/abi/bind: fixed ToStruct conversion

* accounts/abi/: removed unused code

* accounts/abi: updated template

* accounts/abi: refactored unused code

* contracts/checkpointoracle: updated contracts to sol ^0.6.0

* accounts/abi: refactored reflection logic

* accounts/abi: less code duplication in Unpack*

* accounts/abi: fixed rebasing bug

* fix a few typos in comments

* rebase on master

Co-authored-by: Guillaume Ballet <gballet@gmail.com>
This commit is contained in:
Marius van der Wijden
2020-09-28 14:10:26 +02:00
committed by GitHub
parent c9959145a9
commit 420b78659b
18 changed files with 325 additions and 201 deletions
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50
accounts/abi/packing_test.go
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@ -620,7 +620,7 @@ var packUnpackTests = []packUnpackTest{
{
def: `[{"type": "bytes32[]"}]`,
unpacked: []common.Hash{{1}, {2}},
unpacked: [][32]byte{{1}, {2}},
packed: "0000000000000000000000000000000000000000000000000000000000000020" +
"0000000000000000000000000000000000000000000000000000000000000002" +
"0100000000000000000000000000000000000000000000000000000000000000" +
@ -722,7 +722,7 @@ var packUnpackTests = []packUnpackTest{
},
// struct outputs
{
def: `[{"name":"int1","type":"int256"},{"name":"int2","type":"int256"}]`,
def: `[{"components": [{"name":"int1","type":"int256"},{"name":"int2","type":"int256"}], "type":"tuple"}]`,
packed: "0000000000000000000000000000000000000000000000000000000000000001" +
"0000000000000000000000000000000000000000000000000000000000000002",
unpacked: struct {
@ -731,28 +731,28 @@ var packUnpackTests = []packUnpackTest{
}{big.NewInt(1), big.NewInt(2)},
},
{
def: `[{"name":"int_one","type":"int256"}]`,
def: `[{"components": [{"name":"int_one","type":"int256"}], "type":"tuple"}]`,
packed: "0000000000000000000000000000000000000000000000000000000000000001",
unpacked: struct {
IntOne *big.Int
}{big.NewInt(1)},
},
{
def: `[{"name":"int__one","type":"int256"}]`,
def: `[{"components": [{"name":"int__one","type":"int256"}], "type":"tuple"}]`,
packed: "0000000000000000000000000000000000000000000000000000000000000001",
unpacked: struct {
IntOne *big.Int
}{big.NewInt(1)},
},
{
def: `[{"name":"int_one_","type":"int256"}]`,
def: `[{"components": [{"name":"int_one_","type":"int256"}], "type":"tuple"}]`,
packed: "0000000000000000000000000000000000000000000000000000000000000001",
unpacked: struct {
IntOne *big.Int
}{big.NewInt(1)},
},
{
def: `[{"name":"int_one","type":"int256"}, {"name":"intone","type":"int256"}]`,
def: `[{"components": [{"name":"int_one","type":"int256"}, {"name":"intone","type":"int256"}], "type":"tuple"}]`,
packed: "0000000000000000000000000000000000000000000000000000000000000001" +
"0000000000000000000000000000000000000000000000000000000000000002",
unpacked: struct {
@ -831,11 +831,11 @@ var packUnpackTests = []packUnpackTest{
},
{
// static tuple
def: `[{"name":"a","type":"int64"},
def: `[{"components": [{"name":"a","type":"int64"},
{"name":"b","type":"int256"},
{"name":"c","type":"int256"},
{"name":"d","type":"bool"},
{"name":"e","type":"bytes32[3][2]"}]`,
{"name":"e","type":"bytes32[3][2]"}], "type":"tuple"}]`,
unpacked: struct {
A int64
B *big.Int
@ -855,21 +855,22 @@ var packUnpackTests = []packUnpackTest{
"0500000000000000000000000000000000000000000000000000000000000000", // struct[e] array[1][2]
},
{
def: `[{"name":"a","type":"string"},
def: `[{"components": [{"name":"a","type":"string"},
{"name":"b","type":"int64"},
{"name":"c","type":"bytes"},
{"name":"d","type":"string[]"},
{"name":"e","type":"int256[]"},
{"name":"f","type":"address[]"}]`,
{"name":"f","type":"address[]"}], "type":"tuple"}]`,
unpacked: struct {
FieldA string `abi:"a"` // Test whether abi tag works
FieldB int64 `abi:"b"`
C []byte
D []string
E []*big.Int
F []common.Address
A string
B int64
C []byte
D []string
E []*big.Int
F []common.Address
}{"foobar", 1, []byte{1}, []string{"foo", "bar"}, []*big.Int{big.NewInt(1), big.NewInt(-1)}, []common.Address{{1}, {2}}},
packed: "00000000000000000000000000000000000000000000000000000000000000c0" + // struct[a] offset
packed: "0000000000000000000000000000000000000000000000000000000000000020" + // struct a
"00000000000000000000000000000000000000000000000000000000000000c0" + // struct[a] offset
"0000000000000000000000000000000000000000000000000000000000000001" + // struct[b]
"0000000000000000000000000000000000000000000000000000000000000100" + // struct[c] offset
"0000000000000000000000000000000000000000000000000000000000000140" + // struct[d] offset
@ -894,23 +895,24 @@ var packUnpackTests = []packUnpackTest{
"0000000000000000000000000200000000000000000000000000000000000000", // common.Address{2}
},
{
def: `[{"components": [{"name": "a","type": "uint256"},
def: `[{"components": [{ "type": "tuple","components": [{"name": "a","type": "uint256"},
{"name": "b","type": "uint256[]"}],
"name": "a","type": "tuple"},
{"name": "b","type": "uint256[]"}]`,
{"name": "b","type": "uint256[]"}], "type": "tuple"}]`,
unpacked: struct {
A struct {
FieldA *big.Int `abi:"a"`
B []*big.Int
A *big.Int
B []*big.Int
}
B []*big.Int
}{
A: struct {
FieldA *big.Int `abi:"a"` // Test whether abi tag works for nested tuple
B []*big.Int
A *big.Int
B []*big.Int
}{big.NewInt(1), []*big.Int{big.NewInt(1), big.NewInt(2)}},
B: []*big.Int{big.NewInt(1), big.NewInt(2)}},
packed: "0000000000000000000000000000000000000000000000000000000000000040" + // a offset
packed: "0000000000000000000000000000000000000000000000000000000000000020" + // struct a
"0000000000000000000000000000000000000000000000000000000000000040" + // a offset
"00000000000000000000000000000000000000000000000000000000000000e0" + // b offset
"0000000000000000000000000000000000000000000000000000000000000001" + // a.a value
"0000000000000000000000000000000000000000000000000000000000000040" + // a.b offset