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abidecoder_test.go
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package eos
import (
"bytes"
"encoding/hex"
"encoding/json"
"fmt"
"math"
"strings"
"testing"
"time"
"github.com/eoscanada/eos-go/ecc"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/tidwall/gjson"
)
func TestABI_DecodeAction(t *testing.T) {
abiReader := strings.NewReader(abiString)
mockData := struct {
BF1 string
F1 Name
F2 string
F3FLAG byte //this a hack until we have the abi encoder
F3 string
F4FLAG byte //this a hack until we have the abi encoder
F5 []string
}{
BF1: "value_struct_2_field_1",
F1: Name("eoscanadacom"),
F2: "value_struct_3_field_1",
F3FLAG: 1,
F3: "value_struct_1_field_3",
F4FLAG: 0,
F5: []string{"value_struct_4_field_1_1", "value_struct_4_field_1_2", "value_struct_4_field_1_3"},
}
var buffer bytes.Buffer
encoder := NewEncoder(&buffer)
err := encoder.Encode(mockData)
require.NoError(t, err)
abi, err := NewABI(abiReader)
require.NoError(t, err)
json, err := abi.DecodeAction(buffer.Bytes(), "action_name_1")
require.NoError(t, err)
assert.Equal(t, "eoscanadacom", gjson.GetBytes(json, "struct_1_field_1").String())
assert.Equal(t, "value_struct_2_field_1", gjson.GetBytes(json, "struct_2_field_1").String())
assert.Equal(t, "value_struct_3_field_1", gjson.GetBytes(json, "struct_1_field_2.struct_3_field_1").String())
assert.Equal(t, "value_struct_1_field_3", gjson.GetBytes(json, "struct_1_field_3").String())
assert.Equal(t, "", gjson.GetBytes(json, "struct_1_field_4").String())
assert.Equal(t, "value_struct_4_field_1_1", gjson.GetBytes(json, "struct_1_field_5.0.struct_4_field_1").String())
assert.Equal(t, "value_struct_4_field_1_2", gjson.GetBytes(json, "struct_1_field_5.1.struct_4_field_1").String())
assert.Equal(t, "value_struct_4_field_1_3", gjson.GetBytes(json, "struct_1_field_5.2.struct_4_field_1").String())
}
func TestABI_DecodeMissingData(t *testing.T) {
abiReader := strings.NewReader(abiString)
mockData := struct {
BF1 string
F1 Name
}{
BF1: "value_struct_2_field_1",
F1: Name("eoscanadacom"),
}
var buffer bytes.Buffer
encoder := NewEncoder(&buffer)
err := encoder.Encode(mockData)
require.NoError(t, err)
abi, err := NewABI(abiReader)
require.NoError(t, err)
_, err = abi.DecodeAction(buffer.Bytes(), "action_name_1")
assert.Equal(t, fmt.Errorf("decoding field struct_1_field_2: decoding [struct_name_3]: decoding field struct_3_field_1: read: varint: invalid buffer size").Error(), err.Error())
}
func TestABI_DecodeMissingAction(t *testing.T) {
abiReader := strings.NewReader(abiString)
mockData := struct {
BF1 string
F1 Name
}{
BF1: "value.base.field.1",
F1: Name("eoscanadacom"),
}
var buffer bytes.Buffer
encoder := NewEncoder(&buffer)
err := encoder.Encode(mockData)
require.NoError(t, err)
abi, err := NewABI(abiReader)
require.NoError(t, err)
_, err = abi.DecodeAction(buffer.Bytes(), "bad.action.name")
assert.Equal(t, "action bad.action.name not found in abi", err.Error())
}
func TestABI_DecodeTable(t *testing.T) {
abiReader := strings.NewReader(abiString)
mockData := struct {
BF1 string
F1 Name
F2 string
F3FLAG byte //this a hack until we have the abi encoder
F3 string
F4FLAG byte //this a hack until we have the abi encoder
F5 []string
}{
BF1: "value_struct_2_field_1",
F1: Name("eoscanadacom"),
F2: "value_struct_3_field_1",
F3FLAG: 1,
F3: "value_struct_1_field_3",
F4FLAG: 0,
F5: []string{"value_struct_4_field_1_1", "value_struct_4_field_1_2", "value_struct_4_field_1_3"},
}
var buffer bytes.Buffer
encoder := NewEncoder(&buffer)
err := encoder.Encode(mockData)
require.NoError(t, err)
abi, err := NewABI(abiReader)
require.NoError(t, err)
json, err := abi.DecodeTableRow("table_name_1", buffer.Bytes())
require.NoError(t, err)
assert.Equal(t, "eoscanadacom", gjson.GetBytes(json, "struct_1_field_1").String())
assert.Equal(t, "value_struct_2_field_1", gjson.GetBytes(json, "struct_2_field_1").String())
assert.Equal(t, "value_struct_3_field_1", gjson.GetBytes(json, "struct_1_field_2.struct_3_field_1").String())
assert.Equal(t, "value_struct_1_field_3", gjson.GetBytes(json, "struct_1_field_3").String())
assert.Equal(t, "", gjson.GetBytes(json, "struct_1_field_4").String())
assert.Equal(t, "value_struct_4_field_1_1", gjson.GetBytes(json, "struct_1_field_5.0.struct_4_field_1").String())
assert.Equal(t, "value_struct_4_field_1_2", gjson.GetBytes(json, "struct_1_field_5.1.struct_4_field_1").String())
assert.Equal(t, "value_struct_4_field_1_3", gjson.GetBytes(json, "struct_1_field_5.2.struct_4_field_1").String())
}
func TestABI_DecodeTableRowMissingTable(t *testing.T) {
abiReader := strings.NewReader(abiString)
mockData := struct {
BF1 string
F1 Name
}{
BF1: "value.base.field.1",
F1: Name("eoscanadacom"),
}
var buffer bytes.Buffer
encoder := NewEncoder(&buffer)
err := encoder.Encode(mockData)
require.NoError(t, err)
abi, err := NewABI(abiReader)
require.NoError(t, err)
_, err = abi.DecodeTableRow("bad.action.name", buffer.Bytes())
assert.Equal(t, fmt.Errorf("table name bad.action.name not found in abi"), err)
}
func TestABI_DecodeBadABI(t *testing.T) {
abiReader := strings.NewReader("{")
_, err := NewABI(abiReader)
assert.Equal(t, fmt.Errorf("read abi: unexpected EOF").Error(), err.Error())
}
func TestABI_decode(t *testing.T) {
abi := &ABI{
Structs: []StructDef{
{
Name: "struct.base.1",
Fields: []FieldDef{
{Name: "basefield1", Type: "string"},
},
},
{
Name: "struct.1",
Base: "struct.base.1",
Fields: []FieldDef{
{Name: "field1", Type: "string"},
},
},
},
}
s := struct {
BF1 string
F1 string
}{
BF1: "value.base.field.1",
F1: "value.field.1",
}
var buffer bytes.Buffer
encoder := NewEncoder(&buffer)
err := encoder.Encode(s)
require.NoError(t, err)
encodedTwoStrings := buffer.Bytes()
//fmt.Println("EY", hex.EncodeToString(encodedTwoStrings))
out, err := abi.Decode(NewDecoder(encodedTwoStrings), "struct.1")
require.NoError(t, err)
//fmt.Println("HOO", out, string(out))
// FIXME: woah, the previous test was relying on the `FieldDef.Name`'s
// value of `field.1` to expect `gjson` to fetch a nested field (!)
// What was that?
//var into interface{}
//require.NoError(t, json.Unmarshal(out, &into))
//spew.Dump(into)
assert.Equal(t, "value.field.1", gjson.GetBytes(out, "field1").String())
assert.Equal(t, "value.base.field.1", gjson.GetBytes(out, "basefield1").String())
}
func TestABI_decode_Float32FitNodeos(t *testing.T) {
abi := &ABI{
fitNodeos: true,
Types: []ABIType{},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "field", Type: "float32"},
},
},
},
}
buffer, err := hex.DecodeString("cdcc8c3f")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"field":"1.10000002384185791"}`, string(json))
}
func TestABI_decode_StructFieldTypeUint128(t *testing.T) {
abi := &ABI{
Types: []ABIType{},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "extern_amount", Type: "uint128"},
},
},
},
}
buffer, err := hex.DecodeString("0000f4b7062e7059ee11000000000000")
require.NoError(t, err)
abi.fitNodeos = false
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"extern_amount":"0x0000f4b7062e7059ee11000000000000"}`, string(json))
abi.fitNodeos = true
json, err = abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"extern_amount":"84677000000000000000000"}`, string(json))
}
func TestABI_decode_StructFieldTypeTimePoint(t *testing.T) {
abi := &ABI{
Types: []ABIType{},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "timestamp", Type: "time_point"},
},
},
},
}
buffer, err := hex.DecodeString("0020deedd5920500")
require.NoError(t, err)
abi.fitNodeos = true
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"timestamp":"2019-09-18T16:00:00.000"}`, string(json))
abi.fitNodeos = false
json, err = abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"timestamp":"2019-09-18T16:00:00"}`, string(json))
}
func TestABI_decode_StructHasAliasedBase(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "base", NewTypeName: "aliasbase"},
},
Structs: []StructDef{
{
Name: "root",
Base: "aliasbase",
},
{
Name: "base",
Fields: []FieldDef{
{Name: "data", Type: "uint8[]"},
},
},
},
}
buffer, err := hex.DecodeString("02010a")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"data":[1,10]}`, string(json))
}
func TestABI_decode_StructFieldTypeHasAliasedBase(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "base", NewTypeName: "aliasbase"},
},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "item", Type: "item"},
},
},
{
Name: "base",
Fields: []FieldDef{
{Name: "data", Type: "uint8[]"},
},
},
{
Name: "item",
Base: "aliasbase",
Fields: []FieldDef{
{Name: "name", Type: "name"},
},
},
},
}
buffer, err := hex.DecodeString("02010a000000000010aa91")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"item":{"name":"map1","data":[1,10]}}`, string(json))
}
func TestABI_decode_StructFieldTypeHasArrayOfAliasArray(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "string[]", NewTypeName: "vec_string"},
},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "player_hands_string", Type: "vec_string[]"},
},
},
},
}
buffer, err := hex.DecodeString("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")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"player_hands_string":[["Diamond 3|d64e128fd187cc04a9495e0e3e5c20c982c0571fb96928a7803c916a9022113f,06fcee20464e7a8ac3210d041e3568cd4e40947d7f741c7c242cca1425f562e1,EOS7GaQBbgYwi1Migb7xkAv88SpvzvsScx2Bvom8J26Y2sUmFpp3Z,SIG_K1_K6f7kx2uccZuBYPsMLVJZqxmFecLBvyiVgx83mdHVq9FysrfBcLf8gJbp7RTx3MEWrFrJTpacgb7k7KhNRdMs8osN5rQos","Diamond A|2dd24da7d81c96d5338262384943d3f501ac2881f7c637ebaedf32e29e394e51,06fcee220c57d55b568de137b887e8e9d0421e3140001b10d4f9e2f8190de002,EOS7GaQBbgYwi1Migb7xkAv88SpvzvsScx2Bvom8J26Y2sUmFpp3Z,SIG_K1_K2bm66gmco5SQknGcdbLMMx8FM34iX2wNuCgNDC7rT28p1z3geHmpWP7q9uG3jrpo8jhqGM3YipWabGr7XA1qj9JTZJ7oG","Heart 3|750cf1fa96c7ded0dc1c6756bab26a5ed1f052b70b706c279ff068ef90a63163,06fcee3fb68f4808fb141449e5688fc80a878ef2c1f06701d7383b655fe4c6f6,EOS7GaQBbgYwi1Migb7xkAv88SpvzvsScx2Bvom8J26Y2sUmFpp3Z,SIG_K1_JvHJXwf3afFR6Jhy7ZAZWtKWnsmZNjWSUncTR8jin8UzbLHjGYvLqM871fcpV2js8iSsVX2MjnM7BnYL7Sg9wzRoHtmqo5","Spade 4|a7fa6755e6f2775465342f53c739371688428c31a0f0fff4aef17d41cbb2a7f4,06fcee6a5c3f48569008d8387fff58632bad9c4f95e827e13285ecc8b3376f34,EOS7GaQBbgYwi1Migb7xkAv88SpvzvsScx2Bvom8J26Y2sUmFpp3Z,SIG_K1_KZdN3pUX25WBT8xyWN4xU965nYLrsLHWa3Q891HaiHExtKrSYK1b667vy7mRc1fVQHGDqv2h1bH173dkvDjuR6N6P73UFD"]]}`, string(json))
}
func TestABI_decode_StructFieldWithUint128(t *testing.T) {
abi := &ABI{
fitNodeos: true,
Types: []ABIType{},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "extern_amount", Type: "uint128"},
},
},
},
}
buffer, err := hex.DecodeString("9ea6ce00000000000000000000000000")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"extern_amount": "13543070"}`, string(json))
}
func TestABI_decode_StructFieldTypeHasAlias(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "uint8", NewTypeName: "alias"},
},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "item", Type: "alias"},
},
},
},
}
buffer, err := hex.DecodeString("0a")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"item":10}`, string(json))
}
func TestABI_decode_StructFieldArrayTypeHasAlias(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "uint8", NewTypeName: "alias"},
},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "item", Type: "alias[]"},
},
},
},
}
buffer, err := hex.DecodeString("02010a")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"item":[1,10]}`, string(json))
}
func TestABI_decode_StructFieldTypeHasAliasArray(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "uint8[]", NewTypeName: "alias"},
},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "item", Type: "alias"},
},
},
},
}
buffer, err := hex.DecodeString("02010a")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"item":[1,10]}`, string(json))
}
func TestABI_decode_StructFieldHasAliasWithStructType(t *testing.T) {
abi := &ABI{
fitNodeos: true,
Types: []ABIType{
{Type: "collab_data[]", NewTypeName: "approvals_t"},
},
Structs: []StructDef{
{
Name: "struct_with_alias_with_struct_type",
Fields: []FieldDef{
{Name: "requested", Type: "approvals_t"},
},
},
{
Name: "collab_data",
Fields: []FieldDef{
{Name: "asset_owner", Type: "name"},
{Name: "asset_id", Type: "uint64"},
{Name: "asset_uid", Type: "uint64"},
{Name: "percentage", Type: "uint64"},
{Name: "accepted", Type: "bool"},
},
},
},
}
buffer, err := hex.DecodeString("0190316d4c65338d54510b000000000000f1477db8479a050040420f000000000001")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "struct_with_alias_with_struct_type")
require.NoError(t, err)
assert.JSONEq(t, `{"requested": [{"asset_owner": "emanateghost", "accepted": 1, "asset_id": 2897, "asset_uid": "1577007712126961", "percentage": 1000000}]}`, string(json))
}
func TestABI_decode_StructFieldHasAlias(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "name", NewTypeName: "alias"},
},
Structs: []StructDef{
{
Name: "struct_with_alias",
Fields: []FieldDef{
{Name: "item", Type: "alias"},
},
},
},
}
buffer, err := hex.DecodeString("000000000010aa91")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "struct_with_alias")
require.NoError(t, err)
assert.JSONEq(t, `{"item":"map1"}`, string(json))
}
func TestABI_decode_StructFieldTypeArray_ResetsOuterFields(t *testing.T) {
abi := &ABI{
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "name", Type: "name"},
{Name: "items", Type: "item[]"},
},
},
{
Name: "item",
Fields: []FieldDef{
{Name: "data", Type: "uint8[]"},
},
},
},
}
buffer, err := hex.DecodeString("000000000010aa910102010a")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"items":[{"data":[1,10]}],"name":"map1"}`, string(json))
}
func TestABI_decode_StructNotFound(t *testing.T) {
abi := &ABI{
Structs: []StructDef{},
}
_, err := abi.Decode(NewDecoder(nil), "struct.1")
assert.Equal(t, fmt.Errorf("structure [struct.1] not found in abi"), err)
}
func TestABI_decode_StructBaseNotFound(t *testing.T) {
abi := &ABI{
Structs: []StructDef{
{
Name: "struct.1",
Base: "struct.base.1",
Fields: []FieldDef{
{Name: "field.1", Type: "name"},
},
},
},
}
buffer, err := hex.DecodeString("202932c94c833055")
require.NoError(t, err)
_, err = abi.Decode(NewDecoder(buffer), "struct.1")
assert.Equal(t, "decode base [struct.1]: structure [struct.base.1] not found in abi", err.Error())
}
func TestABI_decode_StructFieldArrayType_HasSjsonPathLikeName(t *testing.T) {
t.Skipf("This test exhibits the problem where the field name has sjson array like path, the expectOutput is completely wrong.")
abi := &ABI{
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "item.1", Type: "uint8[]"},
},
},
},
}
buffer, err := hex.DecodeString("02010a")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"item.1":[1,10]}`, string(json))
}
func TestABI_decode_StructVariantField(t *testing.T) {
abi := &ABI{
Variants: []VariantDef{
{
Name: "variant_",
Types: []string{"name", "uint32"},
},
},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "field", Type: "variant_"},
},
},
},
}
buffer, err := hex.DecodeString("00000050df45e3aec2")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"field": ["name", "serialize"]}`, string(json))
buffer, err = hex.DecodeString("0164000000")
require.NoError(t, err)
json, err = abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"field":["uint32", 100]}`, string(json))
}
func TestABI_decode_StructArrayOfVariantField_OneOfVariantIsAlias(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "name", NewTypeName: "my_name"},
},
Variants: []VariantDef{
{
Name: "variant_",
Types: []string{"my_name", "uint32"},
},
},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "field", Type: "variant_[]"},
},
},
},
}
buffer, err := hex.DecodeString("0200000050df45e3aec20164000000")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"field":[["name","serialize"],["uint32",100]]}`, string(json))
}
func TestABI_decode_Struct2DArrayOfVariantField_OneOfVariantIsAlias(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "name", NewTypeName: "my_name"},
},
Variants: []VariantDef{
{
Name: "variant_",
Types: []string{"my_name", "uint32"},
},
},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "field", Type: "variant_[][]"},
},
},
},
}
buffer, err := hex.DecodeString("010200000050df45e3aec20164000000")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"field":[[["name","serialize"],["uint32",100]]]}`, string(json))
}
func TestABI_decode_StructVariantField_OneOfVariantIsAlias(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "name", NewTypeName: "my_name"},
},
Variants: []VariantDef{
{
Name: "variant_",
Types: []string{"my_name", "uint32"},
},
},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "field", Type: "variant_"},
},
},
},
}
buffer, err := hex.DecodeString("00000050df45e3aec2")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"field":["name","serialize"]}`, string(json))
buffer, err = hex.DecodeString("0164000000")
require.NoError(t, err)
json, err = abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"field":["uint32",100]}`, string(json))
}
func TestABI_decode_StructAliasToAVariantField(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "variant_", NewTypeName: "my_variant"},
},
Variants: []VariantDef{
{
Name: "variant_",
Types: []string{"name", "uint32"},
},
},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "field", Type: "my_variant"},
},
},
},
}
buffer, err := hex.DecodeString("00000050df45e3aec2")
require.NoError(t, err)
json, err := abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"field":["name","serialize"]}`, string(json))
buffer, err = hex.DecodeString("0164000000")
require.NoError(t, err)
json, err = abi.Decode(NewDecoder(buffer), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"field":["uint32",100]}`, string(json))
}
func TestABI_decode_Uint8ArrayVec(t *testing.T) {
abi := &ABI{
Types: []ABIType{
{Type: "name", NewTypeName: "alias"},
},
Structs: []StructDef{
{
Name: "endgame",
Fields: []FieldDef{
{Name: "player_hands", Type: "uint8[][]"},
},
},
},
}
json, err := abi.Decode(NewDecoder(HexString("01020d13")), "endgame")
require.NoError(t, err)
assert.JSONEq(t, `{"player_hands": [[13,19]]}`, string(json))
}
func TestABI_decode_BinaryExtension(t *testing.T) {
abi := &ABI{
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "id", Type: "uint8"},
{Name: "name", Type: "name$"},
},
},
},
}
json, err := abi.Decode(NewDecoder(HexString("00")), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"id":0}`, string(json))
json, err = abi.Decode(NewDecoder(HexString("000000000000a0a499")), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"id":0,"name":"name"}`, string(json))
}
func TestABI_decode_BinaryExtensionArray(t *testing.T) {
abi := &ABI{
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "id", Type: "uint8"},
{Name: "name", Type: "name[]$"},
},
},
},
}
json, err := abi.Decode(NewDecoder(HexString("00")), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"id":0}`, string(json))
json, err = abi.Decode(NewDecoder(HexString("00010000000000a0a499")), "root")
require.NoError(t, err)
assert.JSONEq(t, `{"id":0,"name":["name"]}`, string(json))
}
func TestABI_decodeFields(t *testing.T) {
types := []ABIType{
{NewTypeName: "action.type.1", Type: "name"},
}
fields := []FieldDef{
{Name: "F1", Type: "uint64"},
{Name: "F2", Type: "action.type.1"},
}
abi := &ABI{
Types: types,
Structs: []StructDef{
{Fields: fields},
},
}
buffer, err := hex.DecodeString("ffffffffffffffff202932c94c833055")
require.NoError(t, err)
json, err := abi.decodeFields(NewDecoder(buffer), fields, map[string]interface{}{})
require.NoError(t, err)
assert.JSONEq(t, `{"F1":"18446744073709551615", "F2":"eoscanadacom"}`, toJSON(t, json))
}
func toJSON(t *testing.T, in interface{}) string {
cnt, err := json.Marshal(in)
require.NoError(t, err)
return string(cnt)
}
func TestABI_decodeFieldsErr(t *testing.T) {
types := []ABIType{}
fields := []FieldDef{
{
Name: "field.with.bad.type.1",
Type: "bad.type.1",
},
}
s := struct{}{}
abi := &ABI{
Types: types,
Structs: []StructDef{
{Fields: fields},
},
}
var buffer bytes.Buffer
encoder := NewEncoder(&buffer)
err := encoder.Encode(s)
require.NoError(t, err)
_, err = abi.decodeFields(NewDecoder(buffer.Bytes()), fields, map[string]interface{}{})
assert.Equal(t, fmt.Errorf("decoding field field.with.bad.type.1: read field of type [bad.type.1]: unknown type").Error(), err.Error())
}
func TestABI_decodeOptionalField(t *testing.T) {
abi := &ABI{
Types: []ABIType{},
Structs: []StructDef{
{
Name: "root",
Fields: []FieldDef{
{Name: "field", Type: "string?"},
},
},
},
}
optional := &testOptionalField{
B: 1,
S: "value.1",
}
optionalNotPresent := &testOptionalField{
B: 0,
}
optionalMissingFlag := struct{}{}
tests := []struct {
name string
data interface{}
fitNodeos bool
expectError bool
expectedJSON string
}{
{
name: "optional present",
data: optional,
expectedJSON: `{"field":"value.1"}`,
},
{
name: "optional not present",
data: optionalNotPresent,
expectedJSON: `{}`,
},
{
name: "optional not present fit nodeos",
fitNodeos: true,
data: optionalNotPresent,
expectedJSON: `{"field": null}`,
},
{
name: "optional missing flag",
data: optionalMissingFlag,
expectError: true,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
var buffer bytes.Buffer
encoder := NewEncoder(&buffer)
err := encoder.Encode(test.data)
require.NoError(t, err)
abi.fitNodeos = test.fitNodeos
json, err := abi.Decode(NewDecoder(buffer.Bytes()), "root")
if test.expectError {
assert.Error(t, err)