[localnet] Reformat run.sh and use min of 8 threads for tests

localnet/scripts/run.sh

@@ -5,7 +5,7 @@ DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
 harmony_dir="$(go env GOPATH)/src/github.com/harmony-one/harmony"
 localnet_config=$(realpath "$DIR/../configs/localnet_deploy.config")
 
-function kill_localnet(){
+function kill_localnet() {
   pushd "$(pwd)"
   cd "$harmony_dir" && bash ./test/kill_node.sh
   killall -9 harmony || true
@@ -36,7 +36,7 @@ function build_and_start_localnet() {
     # Dynamic for faster build iterations
     bash ./scripts/go_executable_build.sh -S
   fi
-  bash ./test/deploy.sh -B -D 60000 "$localnet_config"  2>&1 | tee "$localnet_log"
+  bash ./test/deploy.sh -B -D 60000 "$localnet_config" 2>&1 | tee "$localnet_log"
   popd
 }
 
@@ -50,7 +50,7 @@ function wait_for_localnet_boot() {
     --header "Content-Type: application/json" \
     --data '{"jsonrpc":"2.0","method":"net_version","params":[],"id":1}' >/dev/null; do
     echo "Trying to connect to localnet..."
-    if ((i > timeout )); then
+    if ((i > timeout)); then
       echo "TIMEOUT REACHED"
       exit 1
     fi
@@ -65,7 +65,7 @@ function wait_for_localnet_boot() {
       --data '{"jsonrpc":"2.0","method":"hmy_blockNumber","params":[],"id":1}' | jq '.result')
     if [ "$result" = "\"0x0\"" ]; then
       echo "Waiting for localnet to boot..."
-      if ((i > timeout )); then
+      if ((i > timeout)); then
         echo "TIMEOUT REACHED"
         exit 1
       fi
@@ -85,30 +85,30 @@ BUILD=true
 KEEP=false
 while getopts "Bk" option; do
   case ${option} in
-  B) BUILD=false;;
-  k) KEEP=true;;
+  B) BUILD=false ;;
+  k) KEEP=true ;;
   *) echo "
 Integration tester for localnet
 
 Option:      Help:
 -B           Do NOT build binray before testing
 -k           Keep localnet running after tests are finished
-"
+" ;;
   esac
 done
 
-
 setup
 build_and_start_localnet || exit 1 &
 sleep 20
-wait_for_localnet_boot 100  # Timeout at ~300 seconds
+wait_for_localnet_boot 100 # Timeout at ~300 seconds
 
 echo -e "\n=== \e[38;5;0;48;5;255mSTARTING TESTS\e[0m ===\n"
 sleep 5
+proc_count=$(nproc)
 error=0
-cd "$DIR/../" && python3 -u -m py.test -v -r s -s tests -n auto || error=1
+cd "$DIR/../" && python3 -u -m py.test -v -r s -s tests -n $((proc_count < 8 ? 8 : proc_count)) || error=1
 
 if [ "$KEEP" == "true" ]; then
   tail -f /dev/null
 fi
-exit "$error"
+exit "$error"