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neoneo-go/pkg/vm/stackitem/item_test.go
Evgenii Stratonikov b8cc33d0b2 stackitem: implement DeepCopy
2020-08-05 11:19:41 +03:00

473 lines
9.8 KiB
Go
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package stackitem
import (
"math/big"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
var makeStackItemTestCases = []struct {
input interface{}
result Item
}{
{
input: int64(3),
result: &BigInteger{value: big.NewInt(3)},
},
{
input: int16(3),
result: &BigInteger{value: big.NewInt(3)},
},
{
input: 3,
result: &BigInteger{value: big.NewInt(3)},
},
{
input: uint8(3),
result: &BigInteger{value: big.NewInt(3)},
},
{
input: uint16(3),
result: &BigInteger{value: big.NewInt(3)},
},
{
input: uint32(3),
result: &BigInteger{value: big.NewInt(3)},
},
{
input: uint64(3),
result: &BigInteger{value: big.NewInt(3)},
},
{
input: big.NewInt(3),
result: &BigInteger{value: big.NewInt(3)},
},
{
input: []byte{1, 2, 3, 4},
result: &ByteArray{value: []byte{1, 2, 3, 4}},
},
{
input: []byte{},
result: &ByteArray{value: []byte{}},
},
{
input: "bla",
result: &ByteArray{value: []byte("bla")},
},
{
input: "",
result: &ByteArray{value: []byte{}},
},
{
input: true,
result: &Bool{value: true},
},
{
input: false,
result: &Bool{value: false},
},
{
input: []Item{&BigInteger{value: big.NewInt(3)}, &ByteArray{value: []byte{1, 2, 3}}},
result: &Array{value: []Item{&BigInteger{value: big.NewInt(3)}, &ByteArray{value: []byte{1, 2, 3}}}},
},
{
input: []int{1, 2, 3},
result: &Array{value: []Item{&BigInteger{value: big.NewInt(1)}, &BigInteger{value: big.NewInt(2)}, &BigInteger{value: big.NewInt(3)}}},
},
}
var makeStackItemErrorCases = []struct {
input interface{}
}{
{
input: nil,
},
}
func TestMakeStackItem(t *testing.T) {
for _, testCase := range makeStackItemTestCases {
assert.Equal(t, testCase.result, Make(testCase.input))
}
for _, errorCase := range makeStackItemErrorCases {
assert.Panics(t, func() { Make(errorCase.input) })
}
}
var stringerTestCases = []struct {
input Item
result string
}{
{
input: NewStruct([]Item{}),
result: "Struct",
},
{
input: NewBigInteger(big.NewInt(3)),
result: "BigInteger",
},
{
input: NewBool(true),
result: "Boolean",
},
{
input: NewByteArray([]byte{}),
result: "ByteString",
},
{
input: NewArray([]Item{}),
result: "Array",
},
{
input: NewMap(),
result: "Map",
},
{
input: NewInterop(nil),
result: "Interop",
},
{
input: NewPointer(0, nil),
result: "Pointer",
},
}
func TestStringer(t *testing.T) {
for _, testCase := range stringerTestCases {
assert.Equal(t, testCase.result, testCase.input.String())
}
}
var equalsTestCases = map[string][]struct {
item1 Item
item2 Item
result bool
}{
"struct": {
{
item1: NewStruct(nil),
item2: nil,
result: false,
},
{
item1: NewStruct(nil),
item2: NewBigInteger(big.NewInt(1)),
result: false,
},
{
item1: NewStruct(nil),
item2: NewStruct([]Item{NewBigInteger(big.NewInt(1))}),
result: false,
},
{
item1: NewStruct([]Item{NewBigInteger(big.NewInt(1))}),
item2: NewStruct([]Item{NewBigInteger(big.NewInt(2))}),
result: false,
},
{
item1: NewStruct([]Item{NewBigInteger(big.NewInt(1))}),
item2: NewStruct([]Item{NewBigInteger(big.NewInt(1))}),
result: true,
},
},
"bigint": {
{
item1: NewBigInteger(big.NewInt(2)),
item2: nil,
result: false,
},
{
item1: NewBigInteger(big.NewInt(2)),
item2: NewBigInteger(big.NewInt(2)),
result: true,
},
{
item1: NewBigInteger(big.NewInt(2)),
item2: NewBool(false),
result: false,
},
{
item1: NewBigInteger(big.NewInt(0)),
item2: NewBool(false),
result: false,
},
{
item1: NewBigInteger(big.NewInt(2)),
item2: Make(int32(2)),
result: true,
},
},
"bool": {
{
item1: NewBool(true),
item2: nil,
result: false,
},
{
item1: NewBool(true),
item2: NewBool(true),
result: true,
},
{
item1: NewBool(true),
item2: NewBigInteger(big.NewInt(1)),
result: false,
},
{
item1: NewBool(true),
item2: NewBool(false),
result: false,
},
{
item1: NewBool(true),
item2: Make(true),
result: true,
},
},
"bytearray": {
{
item1: NewByteArray(nil),
item2: nil,
result: false,
},
{
item1: NewByteArray([]byte{1, 2, 3}),
item2: NewByteArray([]byte{1, 2, 3}),
result: true,
},
{
item1: NewByteArray([]byte{1}),
item2: NewBigInteger(big.NewInt(1)),
result: false,
},
{
item1: NewByteArray([]byte{1, 2, 3}),
item2: NewByteArray([]byte{1, 2, 4}),
result: false,
},
{
item1: NewByteArray([]byte{1, 2, 3}),
item2: Make([]byte{1, 2, 3}),
result: true,
},
},
"array": {
{
item1: NewArray(nil),
item2: nil,
result: false,
},
{
item1: NewArray([]Item{&BigInteger{big.NewInt(1)}, &BigInteger{big.NewInt(2)}, &BigInteger{big.NewInt(3)}}),
item2: NewArray([]Item{&BigInteger{big.NewInt(1)}, &BigInteger{big.NewInt(2)}, &BigInteger{big.NewInt(3)}}),
result: false,
},
{
item1: NewArray([]Item{&BigInteger{big.NewInt(1)}}),
item2: NewBigInteger(big.NewInt(1)),
result: false,
},
{
item1: NewArray([]Item{&BigInteger{big.NewInt(1)}, &BigInteger{big.NewInt(2)}, &BigInteger{big.NewInt(3)}}),
item2: NewArray([]Item{&BigInteger{big.NewInt(1)}, &BigInteger{big.NewInt(2)}, &BigInteger{big.NewInt(4)}}),
result: false,
},
},
"map": {
{
item1: NewMap(),
item2: nil,
result: false,
},
{
item1: NewMap(),
item2: NewMap(),
result: false,
},
{
item1: &Map{value: []MapElement{{NewByteArray([]byte("first")), NewBigInteger(big.NewInt(1))}, {NewBool(true), NewByteArray([]byte{2})}}},
item2: &Map{value: []MapElement{{NewByteArray([]byte("first")), NewBigInteger(big.NewInt(1))}, {NewBool(true), NewByteArray([]byte{2})}}},
result: false,
},
{
item1: &Map{value: []MapElement{{NewByteArray([]byte("first")), NewBigInteger(big.NewInt(1))}, {NewBool(true), NewByteArray([]byte{2})}}},
item2: &Map{value: []MapElement{{NewByteArray([]byte("first")), NewBigInteger(big.NewInt(1))}, {NewBool(true), NewByteArray([]byte{3})}}},
result: false,
},
},
"interop": {
{
item1: NewInterop(nil),
item2: nil,
result: false,
},
{
item1: NewInterop(nil),
item2: NewInterop(nil),
result: true,
},
{
item1: NewInterop(2),
item2: NewInterop(3),
result: false,
},
{
item1: NewInterop(3),
item2: NewInterop(3),
result: true,
},
},
"pointer": {
{
item1: NewPointer(0, []byte{}),
result: false,
},
{
item1: NewPointer(1, []byte{1}),
item2: NewPointer(1, []byte{1}),
result: true,
},
{
item1: NewPointer(1, []byte{1}),
item2: NewPointer(2, []byte{1}),
result: false,
},
{
item1: NewPointer(1, []byte{1}),
item2: NewPointer(1, []byte{2}),
result: false,
},
{
item1: NewPointer(0, []byte{}),
item2: NewBigInteger(big.NewInt(0)),
result: false,
},
},
}
func TestEquals(t *testing.T) {
for name, testBatch := range equalsTestCases {
for _, testCase := range testBatch {
t.Run(name, func(t *testing.T) {
assert.Equal(t, testCase.result, testCase.item1.Equals(testCase.item2))
// Reference equals
assert.Equal(t, true, testCase.item1.Equals(testCase.item1))
})
}
}
}
var marshalJSONTestCases = []struct {
input Item
result []byte
}{
{
input: NewBigInteger(big.NewInt(2)),
result: []byte(`2`),
},
{
input: NewBool(true),
result: []byte(`true`),
},
{
input: NewByteArray([]byte{1, 2, 3}),
result: []byte(`"010203"`),
},
{
input: NewBuffer([]byte{1, 2, 3}),
result: []byte(`"010203"`),
},
{
input: &Array{value: []Item{&BigInteger{value: big.NewInt(3)}, &ByteArray{value: []byte{1, 2, 3}}}},
result: []byte(`[3,"010203"]`),
},
{
input: &Interop{value: 3},
result: []byte(`3`),
},
}
func TestMarshalJSON(t *testing.T) {
var (
actual []byte
err error
)
for _, testCase := range marshalJSONTestCases {
switch testCase.input.(type) {
case *BigInteger:
actual, err = testCase.input.(*BigInteger).MarshalJSON()
case *Bool:
actual, err = testCase.input.(*Bool).MarshalJSON()
case *ByteArray:
actual, err = testCase.input.(*ByteArray).MarshalJSON()
case *Array:
actual, err = testCase.input.(*Array).MarshalJSON()
case *Interop:
actual, err = testCase.input.(*Interop).MarshalJSON()
default:
continue
}
assert.NoError(t, err)
assert.Equal(t, testCase.result, actual)
}
}
func TestDeepCopy(t *testing.T) {
testCases := []struct {
name string
item Item
}{
{"Integer", NewBigInteger(big.NewInt(1))},
{"ByteArray", NewByteArray([]byte{1, 2, 3})},
{"Buffer", NewBuffer([]byte{1, 2, 3})},
{"Bool", NewBool(true)},
{"Pointer", NewPointer(1, []byte{1, 2, 3})},
{"Interop", NewInterop(&[]byte{1, 2})},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
actual := DeepCopy(tc.item)
require.Equal(t, tc.item, actual)
require.False(t, actual == tc.item)
})
}
t.Run("Null", func(t *testing.T) {
require.Equal(t, Null{}, DeepCopy(Null{}))
})
t.Run("Array", func(t *testing.T) {
arr := NewArray(make([]Item, 2))
arr.value[0] = NewBool(true)
arr.value[1] = arr
actual := DeepCopy(arr)
require.Equal(t, arr, actual)
require.False(t, arr == actual)
require.True(t, actual == actual.(*Array).value[1])
})
t.Run("Struct", func(t *testing.T) {
arr := NewStruct(make([]Item, 2))
arr.value[0] = NewBool(true)
arr.value[1] = arr
actual := DeepCopy(arr)
require.Equal(t, arr, actual)
require.False(t, arr == actual)
require.True(t, actual == actual.(*Struct).value[1])
})
t.Run("Map", func(t *testing.T) {
m := NewMapWithValue(make([]MapElement, 2))
m.value[0] = MapElement{Key: NewBool(true), Value: m}
m.value[1] = MapElement{Key: NewBigInteger(big.NewInt(1)), Value: NewByteArray([]byte{1, 2, 3})}
actual := DeepCopy(m)
require.Equal(t, m, actual)
require.False(t, m == actual)
require.True(t, actual == actual.(*Map).value[0].Value)
})
}
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