63 lines
1.7 KiB
Go
63 lines
1.7 KiB
Go
package json
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import (
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"encoding/binary"
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"testing"
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"github.com/nspcc-dev/neo-go/pkg/core/interop"
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"github.com/nspcc-dev/neo-go/pkg/core/interop/interopnames"
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"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
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"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
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"github.com/stretchr/testify/require"
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)
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var (
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serializeID = interopnames.ToID([]byte(interopnames.SystemJSONSerialize))
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deserializeID = interopnames.ToID([]byte(interopnames.SystemJSONDeserialize))
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)
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var jsonInterops = []interop.Function{
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{ID: serializeID, Func: Serialize},
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{ID: deserializeID, Func: Deserialize},
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}
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func init() {
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interop.Sort(jsonInterops)
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}
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func getTestFunc(id uint32, arg interface{}, result interface{}) func(t *testing.T) {
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prog := make([]byte, 5)
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prog[0] = byte(opcode.SYSCALL)
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binary.LittleEndian.PutUint32(prog[1:], id)
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return func(t *testing.T) {
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ic := &interop.Context{}
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ic.Functions = append(ic.Functions, jsonInterops)
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v := ic.SpawnVM()
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v.LoadScript(prog)
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v.Estack().PushVal(arg)
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if result == nil {
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require.Error(t, v.Run())
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return
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}
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require.NoError(t, v.Run())
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require.Equal(t, stackitem.Make(result), v.Estack().Pop().Item())
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}
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}
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func TestSerialize(t *testing.T) {
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t.Run("Serialize", func(t *testing.T) {
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t.Run("Good", getTestFunc(serializeID, 42, []byte("42")))
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t.Run("Bad", func(t *testing.T) {
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arr := stackitem.NewArray([]stackitem.Item{
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stackitem.NewByteArray(make([]byte, stackitem.MaxSize/2)),
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stackitem.NewByteArray(make([]byte, stackitem.MaxSize/2)),
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})
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getTestFunc(serializeID, arr, nil)(t)
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})
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})
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t.Run("Deserialize", func(t *testing.T) {
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t.Run("Good", getTestFunc(deserializeID, []byte("42"), 42))
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t.Run("Bad", getTestFunc(deserializeID, []byte("{]"), nil))
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})
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}
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