def test_argument_and_explicit_converters_explicit():
reg = ConverterRegistry()
assert reg.argument_and_explicit_converters({'a': None},
{'a': Converter(int)}) == {
'a': Converter(int)
}
def test_argument_and_explicit_converters_from_type():
reg = ConverterRegistry()
reg.register_converter(int, Converter(int))
assert reg.argument_and_explicit_converters({'a': None}, {'a': int}) == {
'a': Converter(int)}
def test_argument_and_explicit_converters_from_type():
reg = ConverterRegistry()
reg.register_converter(int, Converter(int))
assert reg.argument_and_explicit_converters({'a': None}, {'a': int}) == {
'a': Converter(int)
}
def test_converter_registry():
r = ConverterRegistry()
c = Converter(int, type(u""))
r.register_converter(int, c)
assert r.converter_for_type(int) is c
assert r.converter_for_value(1) is c
assert r.converter_for_value(None) is IDENTITY_CONVERTER
with pytest.raises(DirectiveError):
r.converter_for_value('s')
def test_converter_registry():
r = ConverterRegistry()
c = Converter(int, unicode)
r.register_converter(int, c)
assert r.converter_for_type(int) is c
assert r.converter_for_value(1) is c
assert r.converter_for_value(None) is IDENTITY_CONVERTER
with pytest.raises(DirectiveError):
r.converter_for_value('s')
def test_converter_registry():
r = ConverterRegistry()
c = Converter(int, unicode)
r.register_converter(int, c)
assert r.converter_for_type(int) is c
assert r.converter_for_value(1) is c
assert r.converter_for_value(None) is IDENTITY_CONVERTER
assert r.converter_for_value('s') is None
def test_argument_and_explicit_converters_none_defaults():
reg = ConverterRegistry()
assert reg.argument_and_explicit_converters({'a': None}, {}) == {
'a': IDENTITY_CONVERTER
}
def test_argument_and_explicit_converters_explicit():
reg = ConverterRegistry()
assert reg.argument_and_explicit_converters(
{'a': None}, {'a': Converter(int)}) == {'a': Converter(int)}
def test_argument_and_explicit_converters_none_defaults():
reg = ConverterRegistry()
assert reg.argument_and_explicit_converters({'a': None}, {}) == {
'a': IDENTITY_CONVERTER}
def test_converter_registry_inheritance():
r = ConverterRegistry()
class Lifeform(object):
def __init__(self, name):
self.name = name
class Animal(Lifeform):
pass
seaweed = Lifeform('seaweed')
elephant = Animal('elephant')
lifeforms = {
'seaweed': seaweed,
'elephant': elephant,
}
def lifeform_decode(s):
try:
return lifeforms[s]
except KeyError:
raise ValueError
def lifeform_encode(l):
return l.name
c = Converter(lifeform_decode, lifeform_encode)
r.register_converter(Lifeform, c)
assert r.converter_for_type(Lifeform) is c
assert r.converter_for_type(Animal) is c
assert r.converter_for_value(Lifeform('seaweed')) is c
assert r.converter_for_value(Animal('elephant')) is c
assert r.converter_for_value(None) is IDENTITY_CONVERTER
assert r.converter_for_value('s') is None
assert r.converter_for_type(Lifeform).decode('elephant') is elephant
assert r.converter_for_type(Lifeform).encode(seaweed) == 'seaweed'
def test_converter_registry_inheritance():
r = ConverterRegistry()
class Lifeform(object):
def __init__(self, name):
self.name = name
class Animal(Lifeform):
pass
seaweed = Lifeform('seaweed')
elephant = Animal('elephant')
lifeforms = {
'seaweed': seaweed,
'elephant': elephant,
}
def lifeform_decode(s):
try:
return lifeforms[s]
except KeyError:
raise ValueError
def lifeform_encode(l):
return l.name
c = Converter(lifeform_decode, lifeform_encode)
r.register_converter(Lifeform, c)
assert r.converter_for_type(Lifeform) is c
assert r.converter_for_type(Animal) is c
assert r.converter_for_value(Lifeform('seaweed')) is c
assert r.converter_for_value(Animal('elephant')) is c
assert r.converter_for_value(None) is IDENTITY_CONVERTER
with pytest.raises(DirectiveError):
assert r.converter_for_value('s') is None
assert r.converter_for_type(Lifeform).decode(['elephant']) is elephant
assert r.converter_for_type(Lifeform).encode(seaweed) == ['seaweed']
