neo-go/pkg/compiler/syscall_test.go
2021-02-25 15:12:16 +03:00

94 lines
3.2 KiB
Go

package compiler_test
import (
"math/big"
"testing"
"github.com/nspcc-dev/neo-go/pkg/core/interop/interopnames"
istorage "github.com/nspcc-dev/neo-go/pkg/core/interop/storage"
"github.com/nspcc-dev/neo-go/pkg/interop/contract"
"github.com/nspcc-dev/neo-go/pkg/interop/storage"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// Checks that changes in `smartcontract` are reflected in compiler interop package.
func TestCallFlags(t *testing.T) {
require.EqualValues(t, contract.ReadStates, callflag.ReadStates)
require.EqualValues(t, contract.WriteStates, callflag.WriteStates)
require.EqualValues(t, contract.AllowCall, callflag.AllowCall)
require.EqualValues(t, contract.AllowNotify, callflag.AllowNotify)
require.EqualValues(t, contract.States, callflag.States)
require.EqualValues(t, contract.ReadOnly, callflag.ReadOnly)
require.EqualValues(t, contract.All, callflag.All)
require.EqualValues(t, contract.NoneFlag, callflag.NoneFlag)
}
func TestFindFlags(t *testing.T) {
require.EqualValues(t, storage.None, istorage.FindDefault)
require.EqualValues(t, storage.KeysOnly, istorage.FindKeysOnly)
require.EqualValues(t, storage.RemovePrefix, istorage.FindRemovePrefix)
require.EqualValues(t, storage.ValuesOnly, istorage.FindValuesOnly)
require.EqualValues(t, storage.DeserializeValues, istorage.FindDeserialize)
require.EqualValues(t, storage.PickField0, istorage.FindPick0)
require.EqualValues(t, storage.PickField1, istorage.FindPick1)
}
func TestStoragePutGet(t *testing.T) {
src := `
package foo
import "github.com/nspcc-dev/neo-go/pkg/interop/storage"
func Main() string {
ctx := storage.GetContext()
key := []byte("token")
storage.Put(ctx, key, []byte("foo"))
x := storage.Get(ctx, key)
return x.(string)
}
`
eval(t, src, []byte("foo"))
}
func TestNotify(t *testing.T) {
src := `package foo
import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
func Main(arg int) {
runtime.Notify("Event1", arg, "sum", arg+1)
runtime.Notify("single")
}`
v, s := vmAndCompileInterop(t, src)
v.Estack().PushVal(11)
require.NoError(t, v.Run())
require.Equal(t, 2, len(s.events))
exp0 := []stackitem.Item{stackitem.NewBigInteger(big.NewInt(11)), stackitem.NewByteArray([]byte("sum")), stackitem.NewBigInteger(big.NewInt(12))}
assert.Equal(t, "Event1", s.events[0].Name)
assert.Equal(t, exp0, s.events[0].Item.Value())
assert.Equal(t, "single", s.events[1].Name)
assert.Equal(t, []stackitem.Item{}, s.events[1].Item.Value())
}
func TestSyscallInGlobalInit(t *testing.T) {
src := `package foo
import "github.com/nspcc-dev/neo-go/pkg/interop/binary"
var a = binary.Base58Decode([]byte("5T"))
func Main() []byte {
return a
}`
v, s := vmAndCompileInterop(t, src)
s.interops[interopnames.ToID([]byte(interopnames.SystemBinaryBase58Decode))] = func(v *vm.VM) error {
s := v.Estack().Pop().Value().([]byte)
require.Equal(t, "5T", string(s))
v.Estack().PushVal([]byte{1, 2})
return nil
}
require.NoError(t, v.Run())
require.Equal(t, []byte{1, 2}, v.Estack().Pop().Value())
}