encode password for psql connstring

tests/test_postgresql.py

@@ -10,6 +10,7 @@ import socket
 import subprocess
 import sys
 import time
+import urllib
 import uuid
 
 try:
@@ -181,7 +182,7 @@ def check_psql(db_conn: dict, query: str) -> tuple:
     if "password" in db_conn:
         uri = "postgresql://{}:{}@{}:{}/{}".format(
             db_conn["user"],
-            db_conn["password"],
+            urllib.parse.quote_plus(db_conn["password"]),
             db_conn["host"],
             db_conn["port"],
             db_conn["dbname"],
@@ -190,7 +191,7 @@ def check_psql(db_conn: dict, query: str) -> tuple:
         uri = "postgresql:///{}".format(db_conn["dbname"])
 
     # format command
-    command = ["su -l postgres -c \"psql '{}' -c '{}'\"".format(uri, query)]
+    command = ["su -l postgres -c \"psql {} -c '{}'\"".format(uri, query)]
 
     # execute
     try: