def test_groupList(self):
"""
Adapting a C{list} of nested C{list}s, as used by
L{methanal.view.GroupedSelectInput}, results in an L{Enum} with
L{EnumItems} with a C{'group'} extra value the same as the first
element in each C{tuple}. L{IEnumeration.asPairs} returns a flat
C{list} for nested C{list}s adapted to L{IEnumeration}.
"""
values = [
(u'Group', [
(u'foo', u'Foo'),
(u'bar', u'Bar')]),
(u'Group 2', [
(u'quux', u'Quux'),
(u'frob', u'Frob')])]
enum = IEnumeration(values)
for groupName, innerValues in values:
for value, desc in innerValues:
item = enum.get(value)
self.assertEquals(item.value, value)
self.assertEquals(item.desc, desc)
self.assertEquals(item.get('group'), groupName)
pairs = sum(zip(*values)[1], [])
self.assertEquals(enum.asPairs(), pairs)
def __init__(self, values, **kw):
super(ChoiceInput, self).__init__(**kw)
_values = IEnumeration(values, None)
if _values is None:
_values = IEnumeration(list(values))
warn('ChoiceInput: "values" should be adaptable to IEnumeration',
DeprecationWarning, 2)
self.values = _values
def test_list(self):
"""
Adapting a C{list} to L{IEnumeration} results in an L{Enum} accurately
representing the list.
"""
values = [(u'foo', u'Foo'), (u'bar', u'Bar')]
enum = IEnumeration(values)
self.assertEquals(enum.as_pairs(), values)
for value, desc in values:
item = enum.get(value)
self.assertEquals(item.value, value)
self.assertEquals(item.desc, desc)
def test_list(self):
"""
Adapting a C{list} to L{IEnumeration} results in an L{Enum} accurately
representing the list.
"""
values = [
(u'foo', u'Foo'),
(u'bar', u'Bar')]
enum = IEnumeration(values)
self.assertEquals(enum.asPairs(), values)
for value, desc in values:
item = enum.get(value)
self.assertEquals(item.value, value)
self.assertEquals(item.desc, desc)
def createControl(self, args):
"""
Create a L{methanal.view.ChoiceInput} from C{values} and assert that
L{methanal.view.ChoiceInput.values} provides L{IEnumeration}.
"""
control = super(ChoiceInputTestsMixin, self).createControl(args)
self.assertTrue(IEnumeration.providedBy(control.values))
return control
def createControl(self, args):
"""
Create a L{methanal.view.ChoiceInput} from C{values} and assert that
L{methanal.view.ChoiceInput.values} provides L{IEnumeration}.
"""
control = super(ChoiceInputTestsMixin, self).createControl(args)
self.assertTrue(IEnumeration.providedBy(control.values))
return control
def test_groupList(self):
"""
Adapting a C{list} of nested C{list}s, as used by
L{methanal.view.GroupedSelectInput}, results in an L{Enum} with
L{EnumItems} with a C{'group'} extra value the same as the first
element in each C{tuple}. L{IEnumeration.as_pairs} returns a flat
C{list} for nested C{list}s adapted to L{IEnumeration}.
"""
values = [(u'Group', [(u'foo', u'Foo'), (u'bar', u'Bar')]),
(u'Group 2', [(u'quux', u'Quux'), (u'frob', u'Frob')])]
enum = IEnumeration(values)
for groupName, innerValues in values:
for value, desc in innerValues:
item = enum.get(value)
self.assertEquals(item.value, value)
self.assertEquals(item.desc, desc)
self.assertEquals(item.get('group'), groupName)
pairs = sum(zip(*values)[1], [])
self.assertEquals(enum.as_pairs(), pairs)
