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cnct: add invoice registry interface

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Create an interface type to be able to mock the registry in unit tests.
This commit is contained in:
Joost Jager 2019-04-16 10:21:02 +02:00
parent 1a80a1e540
commit d8dac49112
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2 changed files with 29 additions and 2 deletions
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3
contractcourt/chain_arbitrator.go
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@ -12,7 +12,6 @@ import (
"github.com/lightningnetwork/lnd/chainntnfs"
"github.com/lightningnetwork/lnd/channeldb"
"github.com/lightningnetwork/lnd/input"
"github.com/lightningnetwork/lnd/invoices"
"github.com/lightningnetwork/lnd/lnwallet"
"github.com/lightningnetwork/lnd/lnwire"
"github.com/lightningnetwork/lnd/sweep"
@ -146,7 +145,7 @@ type ChainArbitratorConfig struct {
// Registry is the invoice database that is used by resolvers to lookup
// preimages and settle invoices.
Registry *invoices.InvoiceRegistry
Registry Registry
// NotifyClosedChannel is a function closure that the ChainArbitrator
// will use to notify the ChannelNotifier about a newly closed channel.

28
contractcourt/interfaces.go Normal file
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@ -0,0 +1,28 @@
package contractcourt
import (
"github.com/lightningnetwork/lnd/channeldb"
"github.com/lightningnetwork/lnd/invoices"
"github.com/lightningnetwork/lnd/lntypes"
"github.com/lightningnetwork/lnd/lnwire"
)
// Registry is an interface which represents the invoice registry.
type Registry interface {
// LookupInvoice attempts to look up an invoice according to its 32
// byte payment hash. This method should also reutrn the min final CLTV
// delta for this invoice. We'll use this to ensure that the HTLC
// extended to us gives us enough time to settle as we prescribe.
LookupInvoice(lntypes.Hash) (channeldb.Invoice, uint32, error)
// NotifyExitHopHtlc attempts to mark an invoice as settled. If the
// invoice is a debug invoice, then this method is a noop as debug
// invoices are never fully settled. The return value describes how the
// htlc should be resolved. If the htlc cannot be resolved immediately,
// the resolution is sent on the passed in hodlChan later.
NotifyExitHopHtlc(payHash lntypes.Hash, paidAmount lnwire.MilliSatoshi,
hodlChan chan<- interface{}) (*invoices.HodlEvent, error)
// HodlUnsubscribeAll unsubscribes from all hodl events.
HodlUnsubscribeAll(subscriber chan<- interface{})
}