def test_has_value(self):
provider = EnvironmentConfigProvider(prefix="DF_")
with EnvPatch(DF_UNITTEST="on"):
self.assertTrue(
provider.has_value(BooleanConfigField("test.test",
"UNITTEST")))
self.assertFalse(
provider.has_value(
BooleanConfigField("test.test2", "UNITTEST_2")))
def show_env_config(self, verbosity):
prefix = None
for provider in merger.providers:
if not isinstance(provider, EnvironmentConfigProvider):
continue
prefix = provider.prefix
if not prefix:
self.stderr.write("Environment variables are not used•")
return
if verbosity >= 2:
self.stdout.write(
self.style.SUCCESS("# read environment variables:"))
provider = EnvironmentConfigProvider(prefix)
merger.write_provider(provider, include_doc=verbosity >= 2)
self.stdout.write(provider.to_str())
def get_merger_from_env() -> SettingMerger:
""" Should be used after set_env(); determine all available settings in this order:
* df_config.config.defaults
* {project_name}.defaults (overrides df_config.config.defaults)
* {root}/etc/{project_name}/settings.ini (overrides {project_name}.settings)
* {root}/etc/{project_name}/settings.py (overrides {root}/etc/{project_name}/settings.ini)
* ./local_settings.ini (overrides {root}/etc/{project_name}/settings.py)
* ./local_settings.py (overrides ./local_settings.ini)
* environment variables (overrides ./local_settings.py)
"""
# required if set_env is not called
module_name = set_env()
prefix = os.path.abspath(sys.prefix)
if prefix == "/usr":
prefix = ""
mapping = "%s.iniconf:INI_MAPPING" % module_name
config_providers = [
DictProvider({"DF_MODULE_NAME": module_name}, name="default values"),
PythonModuleProvider("df_config.config.defaults"),
PythonModuleProvider("%s.defaults" % module_name),
IniConfigProvider("%s/etc/%s/settings.ini" % (
prefix,
module_name,
)),
PythonFileProvider("%s/etc/%s/settings.py" % (
prefix,
module_name,
)),
IniConfigProvider(os.path.abspath("local_settings.ini")),
PythonFileProvider(os.path.abspath("local_settings.py")),
EnvironmentConfigProvider("%s_" % module_name.upper()),
]
fields_provider = PythonConfigFieldsProvider(mapping)
return SettingMerger(fields_provider, config_providers)
def test_to_str(self):
provider = EnvironmentConfigProvider(prefix="DF_")
with EnvPatch():
provider.set_value(
BooleanConfigField("test.test", "UNITTEST", default=True))
provider.set_value(
CharConfigField("test.test2",
"UNITTEST2",
default="$KEY {VALUE} 'SPECIAL \"CHARS"))
content = provider.to_str()
self.assertEqual(
"DF_UNITTEST=true\nDF_UNITTEST2='$KEY {VALUE} '\"'\"'SPECIAL \"CHARS'\n",
content,
)
def test_is_valid(self):
provider = EnvironmentConfigProvider(prefix="DF_")
self.assertEqual(True, provider.is_valid())
def test_get_extra_settings(self):
provider = EnvironmentConfigProvider(prefix="DF_")
self.assertEqual([], provider.get_extra_settings())
def test_get_value(self):
provider = EnvironmentConfigProvider(prefix="DF_")
with EnvPatch(DF_UNITTEST="off"):
v = provider.get_value(
BooleanConfigField("test.test", "UNITTEST", default=True))
self.assertEqual(False, v)