def test_scoped_preferences(self):
""" scoped preferences """
p = set_default_preferences(ScopedPreferences())
# Set a preference value in the default scope.
p.set('default/acme.ui.bgcolor', 'blue')
class AcmeUIPreferencesHelper(PreferencesHelper):
""" A helper! """
# The path to the preferences node that contains our preferences.
preferences_path = 'acme.ui'
# The traits that we want to initialize from preferences.
bgcolor = Str
# A trait for a preference that does not exist yet.
name = Str
helper = AcmeUIPreferencesHelper()
# Make sure the trait is set!
self.assertEqual('blue', helper.bgcolor)
# And that the non-existent trait gets the default value.
self.assertEqual('', helper.name)
return
def setUp(self):
""" Prepares the test fixture before each test method is called. """
self.preferences = ScopedPreferences()
# The filename of the example preferences file.
self.example = os.fspath(files(PKG) / "example.ini")
# A temporary directory that can safely be written to.
self.tmpdir = tempfile.mkdtemp()
def test_ability_to_specify_primary_scope(self):
preferences = ScopedPreferences(
scopes=[
Preferences(name="a"),
Preferences(name="b"),
Preferences(name="c"),
],
primary_scope_name="b",
)
# This should set the prefrrence in the primary scope.
preferences.set("acme.foo", "bar")
# Look it up specifically in the primary scope.
self.assertEqual("bar", preferences.get("b/acme.foo"))
def test_ability_to_specify_primary_scope(self):
preferences = ScopedPreferences(scopes=[
Preferences(name='a'),
Preferences(name='b'),
Preferences(name='c')
],
primary_scope_name='b')
# This should set the prefrrence in the primary scope.
preferences.set('acme.foo', 'bar')
# Look it up specifically in the primary scope.
self.assertEqual('bar', preferences.get('b/acme.foo'))
return
def _preferences_default(self):
return ScopedPreferences()
def _preferences_default(self):
""" Trait initializer. """
return ScopedPreferences()
