add mock hodl lnd

integration_tests/lnd_mock_hodl.go

@@ -0,0 +1,51 @@
+package integration_tests
+
+import (
+	"context"
+	"errors"
+
+	"github.com/getAlby/lndhub.go/lnd"
+	"github.com/lightningnetwork/lnd/lnrpc"
+	"google.golang.org/grpc"
+)
+
+type LNDMockHodlWrapper struct {
+	lnd.LightningClientWrapper
+}
+
+func NewLNDMockHodlWrapper(lnd lnd.LightningClientWrapper) (result *LNDMockWrapper, err error) {
+	return &LNDMockWrapper{
+		lnd,
+	}, nil
+}
+
+func (wrapper *LNDMockHodlWrapper) SendPaymentSync(ctx context.Context, req *lnrpc.SendRequest, options ...grpc.CallOption) (*lnrpc.SendResponse, error) {
+	return nil, errors.New(SendPaymentMockError)
+}
+
+// mock where send payment sync failure is controlled by channel
+// even though send payment method is still sync, suffix "Async" here is used to show intention of using this mock
+var paymentResultChannel = make(chan bool, 1)
+
+type LNDMockHodlWrapperAsync struct {
+	lnd.LightningClientWrapper
+}
+
+func NewLNDMockHodlWrapperAsync(lnd lnd.LightningClientWrapper) (result *LNDMockWrapperAsync, err error) {
+	return &LNDMockWrapperAsync{
+		lnd,
+	}, nil
+}
+
+func (wrapper *LNDMockHodlWrapperAsync) SendPaymentSync(ctx context.Context, req *lnrpc.SendRequest, options ...grpc.CallOption) (*lnrpc.SendResponse, error) {
+	//block indefinetely
+	select {}
+}
+
+func (wrapper *LNDMockHodlWrapperAsync) SettlePayment(success bool) {
+	paymentResultChannel <- success
+}
+
+//TODO: payment tracker implemantation: read from channel, return to receive method
+//write test that completes payment
+//write test that fails payment