Add config options to set up postgresql user

CHANGES.rst

@@ -4,6 +4,7 @@ CHANGELOG
 unreleased
 -------
 
+- create command line and pytest.ini configuration options for postgresql username
 - make the port random by default
 - create command line and pytest.ini configuration options for executable
 - create command line and pytest.ini configuration options for host

src/pytest_postgresql/executor.py

@@ -37,7 +37,7 @@ class PostgreSQLExecutor(TCPExecutor):
     -o "-F -p {port} -c log_destination='stderr' -c %s='{unixsocketdir}'"
     -l {logfile} {startparams}"""
 
-    def __init__(self, pg_ctl, host, port,
+    def __init__(self, pg_ctl, host, port, user,
                  datadir, unixsocketdir, logfile, startparams,
                  shell=False, timeout=60, sleep=0.1):
         """
@@ -46,6 +46,8 @@ def __init__(self, pg_ctl, host, port,
         :param str pg_ctl: pg_ctl location
         :param str host: host under which process is accessible
         :param int port: port under which process is accessible
+        :param str user: postgresql's username used to manage
+            and access PostgreSQL
         :param str datadir: path to postgresql datadir
         :param str unixsocketdir: path to socket directory
         :param str logfile: path to logfile for postgresql
@@ -56,6 +58,7 @@ def __init__(self, pg_ctl, host, port,
         :param float sleep: how often to check for start/stop condition
         """
         self.pg_ctl = pg_ctl
+        self.user = user
         self.version = self.version()
         self.datadir = path(datadir)
         self.unixsocketdir = unixsocketdir

src/pytest_postgresql/factories.py

@@ -35,7 +35,7 @@
 def get_config(request):
     """Return a dictionary with config options."""
     config = {}
-    options = ['exec', 'host', 'port']
+    options = ['exec', 'host', 'port', 'user']
     for option in options:
         option_name = 'postgresql_' + option
         conf = request.config.getoption(option_name) or \
@@ -146,8 +146,7 @@ def drop_postgresql_database(user, host, port, db, version):
 
 
 def postgresql_proc(
-        executable=None,
-        host=None, port=-1, user='postgres',
+        executable=None, host=None, port=-1, user=None,
         startparams='-w', unixsocketdir='/tmp', logs_prefix='',
 ):
     """
@@ -162,6 +161,7 @@ def postgresql_proc(
         [(2000,3000)] or (2000,3000) - random available port from a given range
         [{4002,4003}] or {4002,4003} - random of 4002 or 4003 ports
         [(2000,3000), {4002,4003}] - random of given range and set
+    :param str user: postgresql username
     :param str logs_prefix: prefix for log filename
     :rtype: func
     :returns: function which makes a postgresql process
@@ -188,7 +188,7 @@ def postgresql_proc_fixture(request):
         pg_host = host or config['host']
         pg_port = get_port(port) or get_port(config['port'])
         datadir = path(gettempdir()) / 'postgresqldata.{0}'.format(pg_port)
-        pg_user = user
+        pg_user = user or config['user']
         pg_unixsocketdir = unixsocketdir
         pg_startparams = startparams
         logsdir = path(request.config.getvalue('pgsql_logsdir'))
@@ -209,6 +209,7 @@ def postgresql_proc_fixture(request):
             pg_ctl=postgresql_ctl,
             host=pg_host,
             port=pg_port,
+            user=pg_user,
             datadir=datadir,
             unixsocketdir=pg_unixsocketdir,
             logfile=logfile_path,
@@ -231,7 +232,7 @@ def stop_server_and_remove_directory():
     return postgresql_proc_fixture
 
 
-def postgresql(process_fixture_name, db='tests', user='postgres'):
+def postgresql(process_fixture_name, db='tests'):
     """
     Connection fixture factory for PostgreSQL.
 
@@ -254,7 +255,7 @@ def postgresql_factory(request):
         # _, config = try_import('psycopg2', request)
         pg_host = proc_fixture.host
         pg_port = proc_fixture.port
-        pg_user = user
+        pg_user = proc_fixture.user
         pg_db = db
 
         init_postgresql_database(

src/pytest_postgresql/plugin.py

@@ -22,6 +22,7 @@
 _help_executable = 'Path to PostgreSQL executable'
 _help_host = 'Host at which PostgreSQL will accept connections'
 _help_port = 'Port at which PostgreSQL will accept connections'
+_help_user = "PostgreSQL username"
 
 
 def pytest_addoption(parser):
@@ -44,6 +45,12 @@ def pytest_addoption(parser):
         default=None,
     )
 
+    parser.addini(
+        name='postgresql_user',
+        help=_help_user,
+        default='postgres'
+    )
+
     parser.addoption(
         '--postgresql-exec',
         action='store',
@@ -66,6 +73,13 @@ def pytest_addoption(parser):
         help=_help_port
     )
 
+    parser.addoption(
+        '--postgresql-user',
+        action='store',
+        dest='postgresql_user',
+        help=_help_user
+    )
+
     parser.addoption(
         '--pgsql-logsdir',
         action='store',