def testCorrectValueType(self):
# TODO: We should not allow for a None valeu type.
Set(value_type=None)
# do not allow arbitrary value types
self.assertRaises(ValueError, Set, value_type=object())
self.assertRaises(ValueError, Set, value_type=Field)
# however, allow anything that implements IField
Set(value_type=Field())
class FakeField(object):
implements(IField)
Set(value_type=FakeField())
def testValidateRequired(self):
field = Set(title=u'Set field',
description=u'',
readonly=False,
required=True)
field.validate(sets.Set())
field.validate(sets.Set((1, 2)))
field.validate(sets.Set((3, )))
self.assertRaises(RequiredMissing, field.validate, None)
def testValidateMaxValues(self):
field = Set(title=u'Set field',
description=u'',
readonly=False,
required=False,
max_length=2)
field.validate(None)
field.validate(sets.Set())
field.validate(sets.Set((1, 2)))
self.assertRaises(TooLong, field.validate, sets.Set((1, 2, 3, 4)))
self.assertRaises(TooLong, field.validate, sets.Set((1, 2, 3)))
def testValidateMinValues(self):
field = Set(title=u'Set field',
description=u'',
readonly=False,
required=False,
min_length=2)
field.validate(None)
field.validate(sets.Set((1, 2)))
field.validate(sets.Set((1, 2, 3)))
self.assertRaises(TooShort, field.validate, sets.Set(()))
self.assertRaises(TooShort, field.validate, sets.Set((3, )))
def testValidateValueTypes(self):
field = Set(title=u'Set field',
description=u'',
readonly=False,
required=False,
value_type=Int())
field.validate(None)
field.validate(sets.Set((5, )))
field.validate(sets.Set((2, 3)))
self.assertRaises(WrongContainedType, field.validate, sets.Set(('', )))
self.assertRaises(WrongContainedType, field.validate,
sets.Set((3.14159, )))
def testValidate(self):
field = Set(title=u'Set field',
description=u'',
readonly=False,
required=False)
field.validate(None)
field.validate(sets.Set())
field.validate(sets.Set((1, 2)))
field.validate(sets.Set((3, )))
self.assertRaises(WrongType, field.validate, [1, 2, 3])
self.assertRaises(WrongType, field.validate, 'abc')
self.assertRaises(WrongType, field.validate, 1)
self.assertRaises(WrongType, field.validate, {})
self.assertRaises(WrongType, field.validate, (1, 2, 3))
def testValidateDefaultAltMissingValue(self):
missing = object()
field = Set(required=True, missing_value=missing)
field.default = missing
def testValidateDefault(self):
field = Set(required=True)
field.default = None
def testValidateRequiredAltMissingValue(self):
missing = object()
field = Set(required=True, missing_value=missing)
field.validate(sets.Set())
self.assertRaises(RequiredMissing, field.validate, missing)
def testImplements(self):
field = Set()
self.failUnless(ISet.providedBy(field))
self.failUnless(IUnorderedCollection.providedBy(field))
self.failUnless(ICollection.providedBy(field))
def testNoUniqueArgument(self):
self.assertRaises(TypeError, Set, unique=False)
self.assertRaises(TypeError, Set, unique=True)
self.failUnless(Set().unique)