def test_trait_utils2(self):
trait = traits.CTrait(0)
trait.handler = traits.Float()
trait.ouptut = True
trait.optional = False
manhelp = get_trait_desc("float_trait", trait, 5)
self.assertEqual(
manhelp[0],
"float_trait: a float (['Float'] - mandatory, default value: 5)")
self.assertEqual(manhelp[1], " No description.")
def test_trait_utils1(self):
""" Method to test if we can build a string description for a trait.
"""
trait = traits.CTrait(0)
trait.handler = traits.Float()
trait.ouptut = False
trait.optional = True
trait.desc = "bla"
manhelp = get_trait_desc("float_trait", trait, 5)
self.assertEqual(
manhelp[0],
"float_trait: a float (['Float'] - optional, default value: 5)")
self.assertEqual(manhelp[1], " bla")
def test_trait(self):
""" Method to test trait characterisitics: value, type.
"""
self.assertTrue(is_trait_value_defined(5))
self.assertFalse(is_trait_value_defined(""))
self.assertFalse(is_trait_value_defined(None))
self.assertFalse(is_trait_value_defined(traits.Undefined))
trait = traits.CTrait(0)
trait.handler = traits.Float()
self.assertFalse(is_trait_pathname(trait))
for handler in [traits.File(), traits.Directory()]:
trait.handler = handler
self.assertTrue(is_trait_pathname(trait))
def test_trait_utils3(self):
class Blop(object):
pass
trait = traits.CTrait(0)
trait.handler = traits.Instance(Blop())
trait.ouptut = False
trait.optional = False
manhelp = get_trait_desc("blop", trait, None)
desc = ' '.join([x.strip() for x in manhelp[:-1]])
self.assertEqual(
desc, "blop: a Blop or None (['Instance_%s.Blop'] - mandatory)" %
Blop.__module__)
self.assertEqual(manhelp[-1], " No description.")