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accounts/abi: Add test for unpacking arrays of arrays

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This commit is contained in:
Jakob Borg 2016-11-18 17:10:44 +01:00
parent 7470129121
commit 5fbce1ad39
1 changed files with 35 additions and 1 deletions
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36
accounts/abi/abi_test.go
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@ -930,7 +930,8 @@ func TestUnmarshal(t *testing.T) {
{ "name" : "intArraySingle", "constant" : false, "outputs": [ { "type": "uint256[3]" } ] },
{ "name" : "addressSliceSingle", "constant" : false, "outputs": [ { "type": "address[]" } ] },
{ "name" : "addressSliceDouble", "constant" : false, "outputs": [ { "name": "a", "type": "address[]" }, { "name": "b", "type": "address[]" } ] },
{ "name" : "mixedBytes", "constant" : true, "outputs": [ { "name": "a", "type": "bytes" }, { "name": "b", "type": "bytes32" } ] }]`
{ "name" : "mixedBytes", "constant" : true, "outputs": [ { "name": "a", "type": "bytes" }, { "name": "b", "type": "bytes32" } ] },
{ "name" : "arraysStruct", "constant" : true, "outputs": [ { "name": "a", "type": "bytes4[2]" }, { "name": "b", "type": "bytes20[2]" } ] }]`
abi, err := JSON(strings.NewReader(definition))
if err != nil {
@ -1166,4 +1167,37 @@ func TestUnmarshal(t *testing.T) {
if err == nil {
t.Fatal("expected error:", err)
}
// marshal arrays of arrays
buff.Reset()
buff.Write(common.Hex2Bytes("0000000100000000000000000000000000000000000000000000000000000000")) // a[0]
buff.Write(common.Hex2Bytes("0000000200000000000000000000000000000000000000000000000000000000")) // a[1]
buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000003000000000000000000000000")) // b[0]
buff.Write(common.Hex2Bytes("0000000000000000000000000000000000000004000000000000000000000000")) // b[1]
var arraysStruct struct {
A [2][4]byte
B [2][20]byte
}
err = abi.Unpack(&arraysStruct, "arraysStruct", buff.Bytes())
if err != nil {
t.Fatal("didn't expect error:", err)
}
exp4 := [4]byte{0, 0, 0, 1}
if arraysStruct.A[0] != exp4 {
t.Errorf("expected %x, got %x", exp4, arraysStruct.A[0])
}
exp4 = [4]byte{0, 0, 0, 2}
if arraysStruct.A[1] != exp4 {
t.Errorf("expected %x, got %x", exp4, arraysStruct.A[1])
}
exp20 := [20]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3}
if arraysStruct.B[0] != exp20 {
t.Errorf("expected %x, got %x", exp20, arraysStruct.B[0])
}
exp20 = [20]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4}
if arraysStruct.B[1] != exp20 {
t.Errorf("expected %x, got %x", exp20, arraysStruct.B[1])
}
}