frostfs-node/pkg/morph/client/util_test.go

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2020-07-24 13:54:03 +00:00
package client
import (
"math"
"math/big"
"testing"
"github.com/nspcc-dev/neo-go/pkg/encoding/bigint"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
"github.com/stretchr/testify/require"
)
var (
bigIntValue = new(big.Int).Mul(big.NewInt(math.MaxInt64), big.NewInt(10))
stringByteItem = stackitem.NewByteArray([]byte("Hello World"))
intItem = stackitem.NewBigInteger(new(big.Int).SetInt64(1))
bigIntItem = stackitem.NewBigInteger(bigIntValue)
byteWithIntItem = stackitem.NewByteArray([]byte{0x0a})
byteWithBigIntItem = stackitem.NewByteArray(bigint.ToBytes(bigIntValue))
emptyByteArrayItem = stackitem.NewByteArray([]byte{})
trueBoolItem = stackitem.NewBool(true)
falseBoolItem = stackitem.NewBool(false)
arrayItem = stackitem.NewArray([]stackitem.Item{intItem, stringByteItem})
anyTypeItem = stackitem.Null{}
)
func TestBoolFromStackItem(t *testing.T) {
t.Run("true assert", func(t *testing.T) {
val, err := BoolFromStackItem(trueBoolItem)
require.NoError(t, err)
require.True(t, val)
val, err = BoolFromStackItem(intItem)
require.NoError(t, err)
require.True(t, val)
})
t.Run("false assert", func(t *testing.T) {
val, err := BoolFromStackItem(falseBoolItem)
require.NoError(t, err)
require.False(t, val)
val, err = BoolFromStackItem(emptyByteArrayItem)
require.NoError(t, err)
require.False(t, val)
})
t.Run("incorrect assert", func(t *testing.T) {
_, err := BoolFromStackItem(arrayItem)
require.Error(t, err)
})
}
func TestArrayFromStackItem(t *testing.T) {
t.Run("correct assert", func(t *testing.T) {
val, err := ArrayFromStackItem(arrayItem)
require.NoError(t, err)
require.Len(t, val, len(arrayItem.Value().([]stackitem.Item)))
})
t.Run("incorrect assert", func(t *testing.T) {
_, err := ArrayFromStackItem(stringByteItem)
require.Error(t, err)
})
t.Run("nil array case", func(t *testing.T) {
val, err := ArrayFromStackItem(anyTypeItem)
require.NoError(t, err)
require.Nil(t, val)
})
}
func TestBytesFromStackItem(t *testing.T) {
t.Run("correct assert", func(t *testing.T) {
val, err := BytesFromStackItem(stringByteItem)
require.NoError(t, err)
require.Equal(t, stringByteItem.Value().([]byte), val)
})
t.Run("incorrect assert", func(t *testing.T) {
_, err := BytesFromStackItem(arrayItem)
require.Error(t, err)
})
}
func TestIntFromStackItem(t *testing.T) {
t.Run("correct assert", func(t *testing.T) {
val, err := IntFromStackItem(intItem)
require.NoError(t, err)
require.Equal(t, intItem.Value().(*big.Int).Int64(), val)
val, err = IntFromStackItem(byteWithIntItem)
require.NoError(t, err)
require.Equal(t, int64(0x0a), val)
val, err = IntFromStackItem(emptyByteArrayItem)
require.NoError(t, err)
require.Equal(t, int64(0), val)
})
t.Run("incorrect assert", func(t *testing.T) {
_, err := IntFromStackItem(arrayItem)
require.Error(t, err)
})
}
func TestBigIntFromStackItem(t *testing.T) {
t.Run("correct assert", func(t *testing.T) {
val, err := BigIntFromStackItem(bigIntItem)
require.NoError(t, err)
require.Equal(t, bigIntValue, val)
val, err = BigIntFromStackItem(byteWithBigIntItem)
require.NoError(t, err)
require.Equal(t, bigIntValue, val)
val, err = BigIntFromStackItem(emptyByteArrayItem)
require.NoError(t, err)
require.Equal(t, big.NewInt(0), val)
})
t.Run("incorrect assert", func(t *testing.T) {
_, err := BigIntFromStackItem(arrayItem)
require.Error(t, err)
})
}
func TestStringFromStackItem(t *testing.T) {
t.Run("correct assert", func(t *testing.T) {
val, err := StringFromStackItem(stringByteItem)
require.NoError(t, err)
require.Equal(t, string(stringByteItem.Value().([]byte)), val)
})
t.Run("incorrect assert", func(t *testing.T) {
_, err := StringFromStackItem(intItem)
require.Error(t, err)
})
}