POETRY_EXPERIMENTAL_NEW_INSTALLER is interpreted as a boolean

src/poetry/config/config.py

@@ -132,6 +132,7 @@ def _get_normalizer(self, name: str) -> Callable:
  "virtualenvs.in-project",
  "virtualenvs.options.always-copy",
  "virtualenvs.options.system-site-packages",
+ "experimental.new-installer",
  "installer.parallel",
  }:
  return boolean_normalizer

tests/config/test_config.py

@@ -1,7 +1,22 @@
 import os
+import re
 
 import pytest
 
+from poetry.config.config import Config
+
+
+def get_boolean_options(config=None):
+ if config is None:
+ config = Config.default_config
+
+ for k, v in config.items():
+ if isinstance(v, bool) or v is None:
+ yield k
+ if isinstance(v, dict):
+ for suboption in get_boolean_options(v):
+ yield "{}.{}".format(k, suboption)
+
 
 @pytest.mark.parametrize(
  ("name", "value"), [("installer.parallel", True), ("virtualenvs.create", True)]
@@ -14,16 +29,19 @@ def test_config_get_processes_depended_on_values(config, config_cache_dir):
  assert str(config_cache_dir / "virtualenvs") == config.get("virtualenvs.path")
 
 
+def generate_environment_variable_tests():
+ for env_value, value in [("true", True), ("false", False)]:
+ for name in get_boolean_options():
+ env_var = "POETRY_{}".format(re.sub("[.-]+", "_", name).upper())
+ yield (name, env_var, env_value, value)
+
+
 @pytest.mark.parametrize(
- ("name", "env_value", "value"),
- [
- ("installer.parallel", "true", True),
- ("installer.parallel", "false", False),
- ("virtualenvs.create", "true", True),
- ("virtualenvs.create", "false", False),
- ],
+ ("name", "env_var", "env_value", "value"),
+ list(generate_environment_variable_tests()),
 )
-def test_config_get_from_environment_variable(config, environ, name, env_value, value):
- env_var = "POETRY_{}".format("_".join(k.upper() for k in name.split(".")))
+def test_config_get_from_environment_variable(
+ config, environ, name, env_var, env_value, value
+):
  os.environ[env_var] = env_value
  assert config.get(name) is value