itest: save about 40 seconds in itest

By reducing the hashmail proof receiver ACK timeout from 15 seconds to 5
seconds, we can save quite some time during the integration tests.

Author: guggero

itest/send_test.go

@@ -21,6 +21,10 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
+var (
+	transferTypeSend = taprpc.ProofTransferType_PROOF_TRANSFER_TYPE_SEND
+)
+
 // testBasicSendUnidirectional tests that we can properly send assets back and
 // forth between nodes.
 func testBasicSendUnidirectional(t *harnessTest) {
@@ -619,7 +623,7 @@ func testReattemptFailedSendHashmailCourier(t *harnessTest) {
 			switch eventTyped := event.Event.(type) {
 			case *taprpc.SendAssetEvent_ProofTransferBackoffWaitEvent:
 				ev := eventTyped.ProofTransferBackoffWaitEvent
-				if ev.TransferType != taprpc.ProofTransferType_PROOF_TRANSFER_TYPE_SEND {
+				if ev.TransferType != transferTypeSend {
 					return false
 				}
 
@@ -726,7 +730,7 @@ func testReattemptFailedSendUniCourier(t *harnessTest) {
 			switch eventTyped := event.Event.(type) {
 			case *taprpc.SendAssetEvent_ProofTransferBackoffWaitEvent:
 				ev := eventTyped.ProofTransferBackoffWaitEvent
-				if ev.TransferType != taprpc.ProofTransferType_PROOF_TRANSFER_TYPE_SEND {
+				if ev.TransferType != transferTypeSend {
 					return false
 				}
 
@@ -1000,7 +1004,7 @@ func testOfflineReceiverEventuallyReceives(t *harnessTest) {
 				// node. We therefore expect to receive
 				// deliver transfer type backoff wait events
 				// for sending transfers.
-				if ev.TransferType != taprpc.ProofTransferType_PROOF_TRANSFER_TYPE_SEND {
+				if ev.TransferType != transferTypeSend {
 					return false
 				}
 

itest/tapd_harness.go

@@ -76,7 +76,7 @@ const (
 	// defaultProofTransferReceiverAckTimeout is the default itest specific
 	// timeout we'll use for waiting for a receiver to acknowledge a proof
 	// transfer.
-	defaultProofTransferReceiverAckTimeout = 15 * time.Second
+	defaultProofTransferReceiverAckTimeout = 5 * time.Second
 )
 
 // tapdHarness is a test harness that holds everything that is needed to