swapserver: add test for refund path

electrum/tests/regtest/regtest.sh

@@ -15,6 +15,19 @@ function new_blocks()
     $bitcoin_cli generatetoaddress $1 $($bitcoin_cli getnewaddress) > /dev/null
 }
 
+function wait_until_htlcs_settled()
+{
+    msg="wait until $1's local_unsettled_sent is zero"
+    cmd="./run_electrum --regtest -D /tmp/$1"
+    while unsettled=$($alice list_channels | jq '.[] | .local_unsettled_sent') && [ $unsettled != "0" ]; do
+        sleep 1
+        msg="$msg."
+        printf "$msg\r"
+    done
+    printf "\n"
+}
+
+
 function wait_for_balance()
 {
     msg="wait until $1's balance reaches $2"
@@ -171,7 +184,7 @@ if [[ $1 == "collaborative_close" ]]; then
 fi
 
 
-if [[ $1 == "reverse_swap" ]]; then
+if [[ $1 == "swapserver_success" ]]; then
     wait_for_balance alice 1
     echo "alice opens channel"
     bob_node=$($bob nodeid)
@@ -180,12 +193,34 @@ if [[ $1 == "reverse_swap" ]]; then
     wait_until_channel_open alice
     echo "alice initiates swap"
     dryrun=$($alice reverse_swap 0.02 dryrun)
-    echo $dryrun | jq
     onchain_amount=$(echo $dryrun| jq -r ".onchain_amount")
-    $alice reverse_swap 0.02 $onchain_amount
+    swap=$($alice reverse_swap 0.02 $onchain_amount)
+    echo $swap | jq
+    funding_txid=$(echo $swap| jq -r ".funding_txid")
     new_blocks 1
-    sleep 1
+    wait_until_spent $funding_txid 0
+    wait_until_htlcs_settled alice
+fi
+
+
+if [[ $1 == "swapserver_refund" ]]; then
+    $alice setconfig test_swapserver_refund true
+    wait_for_balance alice 1
+    echo "alice opens channel"
+    bob_node=$($bob nodeid)
+    channel=$($alice open_channel $bob_node 0.15)
+    new_blocks 3
+    wait_until_channel_open alice
+    echo "alice initiates swap"
+    dryrun=$($alice reverse_swap 0.02 dryrun)
+    onchain_amount=$(echo $dryrun| jq -r ".onchain_amount")
+    swap=$($alice reverse_swap 0.02 $onchain_amount)
+    echo $swap | jq
+    funding_txid=$(echo $swap| jq -r ".funding_txid")
+    new_blocks 140
+    wait_until_spent $funding_txid 0
     new_blocks 1
+    wait_until_htlcs_settled alice
 fi