lotus/chain/actors/builtin/paych/mock/mock.go
2021-05-26 12:48:14 -04:00

93 lines
2.4 KiB
Go

package mock
import (
"io"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/go-state-types/big"
"github.com/filecoin-project/lotus/chain/actors/builtin/paych"
)
type mockState struct {
from address.Address
to address.Address
settlingAt abi.ChainEpoch
toSend abi.TokenAmount
lanes map[uint64]paych.LaneState
}
func (ms *mockState) GetState() interface{} {
panic("implement me")
}
type mockLaneState struct {
redeemed big.Int
nonce uint64
}
// NewMockPayChState constructs a state for a payment channel with the set fixed values
// that satisfies the paych.State interface.
func NewMockPayChState(from address.Address,
to address.Address,
settlingAt abi.ChainEpoch,
lanes map[uint64]paych.LaneState,
) paych.State {
return &mockState{from: from, to: to, settlingAt: settlingAt, toSend: big.NewInt(0), lanes: lanes}
}
// NewMockLaneState constructs a state for a payment channel lane with the set fixed values
// that satisfies the paych.LaneState interface. Useful for populating lanes when
// calling NewMockPayChState
func NewMockLaneState(redeemed big.Int, nonce uint64) paych.LaneState {
return &mockLaneState{redeemed, nonce}
}
func (ms *mockState) MarshalCBOR(io.Writer) error {
panic("not implemented")
}
// Channel owner, who has funded the actor
func (ms *mockState) From() (address.Address, error) {
return ms.from, nil
}
// Recipient of payouts from channel
func (ms *mockState) To() (address.Address, error) {
return ms.to, nil
}
// Height at which the channel can be `Collected`
func (ms *mockState) SettlingAt() (abi.ChainEpoch, error) {
return ms.settlingAt, nil
}
// Amount successfully redeemed through the payment channel, paid out on `Collect()`
func (ms *mockState) ToSend() (abi.TokenAmount, error) {
return ms.toSend, nil
}
// Get total number of lanes
func (ms *mockState) LaneCount() (uint64, error) {
return uint64(len(ms.lanes)), nil
}
// Iterate lane states
func (ms *mockState) ForEachLaneState(cb func(idx uint64, dl paych.LaneState) error) error {
var lastErr error
for lane, state := range ms.lanes {
if err := cb(lane, state); err != nil {
lastErr = err
}
}
return lastErr
}
func (mls *mockLaneState) Redeemed() (big.Int, error) {
return mls.redeemed, nil
}
func (mls *mockLaneState) Nonce() (uint64, error) {
return mls.nonce, nil
}