server_environment: running_env default to `test` (fix #44)

server_environment/readme/CONFIGURE.rst

@@ -8,6 +8,8 @@ used values are 'dev', 'test', 'production'::
 Values associated to keys containing 'passw' are only displayed in the 'dev'
 environment.
 
+If you don't provide any value, `test` is used as a safe default.
+
 You have several possibilities to set configuration values:
 
 server_environment_files

server_environment/server_env.py

@@ -58,14 +58,20 @@ _boolean_states = {
     "off": False,
 }
 
-if not system_base_config.get("running_env", False):
-    raise Exception(
-        "The parameter 'running_env' has not be set neither in base config "
-        "file option -c or in openerprc.\n"
-        "We strongly recommend against using the rc file but instead use an "
-        "explicit config file with this content:\n"
-        "[options]\nrunning_env = dev"
-    )
+
+def _load_running_env():
+    if not system_base_config.get("running_env"):
+        _logger.warning("`running_env` not found. Using default = `test`.")
+        _logger.warning(
+            "We strongly recommend against using the rc file but instead use an "
+            "explicit config file or env variable."
+        )
+        # safe default
+        system_base_config["running_env"] = "test"
+
+
+_load_running_env()
+
 
 ck_path = None
 if _dir:

server_environment/tests/common.py

@@ -13,10 +13,15 @@ from odoo.addons.server_environment import server_env
 
 
 class ServerEnvironmentCase(common.SavepointCase):
+
+    _test_case_running_env = "testing"
+
     def setUp(self):
         super().setUp()
         self._original_running_env = config.get("running_env")
-        config["running_env"] = "testing"
+        if self._test_case_running_env is not None:
+            config["running_env"] = self._test_case_running_env
+        server_env._load_running_env()
 
     def tearDown(self):
         super().tearDown()

server_environment/tests/test_environment_variable.py

@@ -2,6 +2,8 @@
 # License GPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 
+from odoo.tools.config import config
+
 from odoo.addons.server_environment import server_env
 
 from .common import ServerEnvironmentCase
@@ -25,3 +27,11 @@ class TestEnvironmentVariables(ServerEnvironmentCase):
             parser = server_env._load_config()
             val = parser.get("external_service.ftp", "user")
             self.assertEqual(val, "foo")
+
+
+class TestRunningEnv(ServerEnvironmentCase):
+
+    _test_case_running_env = ""  # empty -> no env set
+
+    def test_running_env_default(self):
+        self.assertEqual(config["running_env"], "test")