def test_xml_helpers():
el = Element()
el.u = u'<foo\t&\r\n"bar">'
assert el.x == u'<foo\t&\r\n"bar">'
assert el.xa == u'<foo	& "bar">'
def test_label():
# .label fallback to .name works for instances and classes
for item in Element.named(u'x'), Element.named(u'x')(), Element(name=u'x'):
assert item.label == u'x'
for item in (Element.using(name=u'x', label=u'L'),
Element.using(name=u'x', label=u'L')(),
Element(name=u'x', label=u'L')):
assert item.label == u'L'
def test_naming():
for arg in (u'unicode', 'sysencoding', None):
schema = Element.named(arg)
eq_(schema.name, arg)
eq_(schema.label, arg)
for arg in (u'unicode', 'sysencoding', None):
schema = Element.named(arg).using(label=u'fleem')
eq_(schema.name, arg)
eq_(schema.label, u'fleem')
def test_naming():
for arg in (u'unicode', 'sysencoding', None):
schema = Element.named(arg)
eq_(schema.name, arg)
eq_(schema.label, arg)
for arg in (u'unicode', 'sysencoding', None):
schema = Element.named(arg).using(label=u'fleem')
eq_(schema.name, arg)
eq_(schema.label, u'fleem')
def test_naming():
for arg in (u'unicode', 'sysencoding', None):
schema = Element.named(arg)
assert schema.name == arg
assert schema.label == arg
for arg in (u'unicode', 'sysencoding', None):
schema = Element.named(arg).using(label=u'fleem')
assert schema.name == arg
assert schema.label == u'fleem'
def test_optional():
# Required is the default.
el = Element()
assert not el.optional
el = Element(optional=True)
assert el.optional
el = Element(optional=False)
assert not el.optional
def test_dsl_validated_by():
s = Element.using(validators=(123, 456))
eq_(s.validators, [123, 456])
s = Element.validated_by(123, 456)
eq_(s.validators, [123, 456])
s = Element.using(validators=(123, 456)).validated_by(789)
eq_(s.validators, [789])
assert_raises(TypeError, Element.validated_by, int)
def test_dsl_validated_by():
s = Element.using(validators=(123, 456))
eq_(s.validators, [123, 456])
s = Element.validated_by(123, 456)
eq_(s.validators, [123, 456])
s = Element.using(validators=(123, 456)).validated_by(789)
eq_(s.validators, [789])
assert_raises(TypeError, Element.validated_by, int)
def test_dsl_validated_by():
s = Element.using(validators=(123, 456))
assert s.validators == [123, 456]
s = Element.validated_by(123, 456)
assert s.validators == [123, 456]
s = Element.using(validators=(123, 456)).validated_by(789)
assert s.validators == [789]
with pytest.raises(TypeError):
Element.validated_by(int)
def test_validators():
# Validators may be inherited or supplied at construction.
el = Element()
assert not el.validators
# argument is transformed into a list copy
el = Element(validators=(123, 456))
eq_(el.validators, [123, 456])
el = Element(validators=xrange(3))
eq_(el.validators, list(xrange(3)))
schema = Element.using(validators=xrange(3))
eq_(schema.validators, list(xrange(3)))
def test_default_value():
el = Element()
assert el.default_value is None
el = Element(default='abc')
assert el.default_value == 'abc'
el = Element(default_factory=lambda x: 'def')
assert el.default_value == 'def'
el = Element(default='ghi', default_factory=lambda x: 'jkl')
assert el.default_value == 'jkl'
# a default_factory may reference el.default
el = Element(default='mno', default_factory=lambda x: x.default)
assert el.default_value == 'mno'
def test_dsl_including_validators():
base = Element.validated_by(1, 2, 3)
assert base.validators == [1, 2, 3]
s = base.including_validators(4, 5, 6)
assert s.validators == [1, 2, 3, 4, 5, 6]
s = base.including_validators(4, 5, 6, position=0)
assert s.validators == [4, 5, 6, 1, 2, 3]
s = base.including_validators(4, 5, 6, position=1)
assert s.validators == [1, 4, 5, 6, 2, 3]
s = base.including_validators(4, 5, 6, position=-2)
assert s.validators == [1, 2, 4, 5, 6, 3]
s = Element.including_validators(1)
assert s.validators == [1]
def test_dsl_including_validators():
base = Element.validated_by(1, 2, 3)
eq_(base.validators, [1, 2, 3])
s = base.including_validators(4, 5, 6)
eq_(s.validators, [1, 2, 3, 4, 5, 6])
s = base.including_validators(4, 5, 6, position=0)
eq_(s.validators, [4, 5, 6, 1, 2, 3])
s = base.including_validators(4, 5, 6, position=1)
eq_(s.validators, [1, 4, 5, 6, 2, 3])
s = base.including_validators(4, 5, 6, position=-2)
eq_(s.validators, [1, 2, 4, 5, 6, 3])
s = Element.including_validators(1)
eq_(s.validators, [1])
def test_dsl_including_validators():
base = Element.validated_by(1, 2, 3)
eq_(base.validators, [1, 2, 3])
s = base.including_validators(4, 5, 6)
eq_(s.validators, [1, 2, 3, 4, 5, 6])
s = base.including_validators(4, 5, 6, position=0)
eq_(s.validators, [4, 5, 6, 1, 2, 3])
s = base.including_validators(4, 5, 6, position=1)
eq_(s.validators, [1, 4, 5, 6, 2, 3])
s = base.including_validators(4, 5, 6, position=-2)
eq_(s.validators, [1, 2, 4, 5, 6, 3])
s = Element.including_validators(1)
eq_(s.validators, [1])
def test_instance_defaults():
el = Element()
eq_(el.name, None)
eq_(el.label, None)
eq_(el.optional, False)
eq_(el.default, None)
eq_(el.default_factory, None)
eq_(el.default_value, None)
eq_(el.validators, ())
eq_(el.valid, Unevaluated)
eq_(el.errors, [])
eq_(el.warnings, [])
eq_(tuple(_.name for _ in el.path), (None,))
eq_(el.parent, None)
eq_(el.root, el)
eq_(el.flattened_name(), u'')
eq_(el.value, None)
eq_(el.u, u'')
def test_instance_defaults():
el = Element()
assert el.name is None
assert el.label is None
assert el.optional is False
assert el.default is None
assert el.default_factory is None
assert el.default_value is None
assert el.validators == ()
assert el.valid == Unevaluated
assert el.errors == []
assert el.warnings == []
assert tuple(_.name for _ in el.path) == (None,)
assert el.parent is None
assert el.root == el
assert el.flattened_name() == u''
assert el.value is None
assert el.u == u''
def test_instance_defaults():
el = Element()
eq_(el.name, None)
eq_(el.label, None)
eq_(el.optional, False)
eq_(el.default, None)
eq_(el.default_factory, None)
eq_(el.default_value, None)
eq_(el.validators, ())
eq_(el.valid, Unevaluated)
eq_(el.errors, [])
eq_(el.warnings, [])
eq_(tuple(_.name for _ in el.path), (None, ))
eq_(el.parent, None)
eq_(el.root, el)
eq_(el.flattened_name(), u'')
eq_(el.value, None)
eq_(el.u, u'')
def test_abstract():
element = Element()
with pytest.raises(NotImplementedError):
element.set(None)
with pytest.raises(NotImplementedError):
element.set_flat(())
with pytest.raises(NotImplementedError):
element.el(u'foo')
def test_validators():
# Validators may be inherited or supplied at construction.
el = Element()
assert not el.validators
# argument is transformed into a list copy
el = Element(validators=(123, 456))
eq_(el.validators, [123, 456])
el = Element(validators=xrange(3))
eq_(el.validators, list(xrange(3)))
schema = Element.using(validators=xrange(3))
eq_(schema.validators, list(xrange(3)))
def test_validation():
ok = lambda item, data: True
not_ok = lambda item, data: False
none = lambda item, data: None
skip = lambda item, data: Skip
all_ok = lambda item, data: SkipAll
all_not_ok = lambda item, data: SkipAllFalse
for res, validators in ((True, (ok,)),
(True, (ok, ok)),
(True, (skip,)),
(True, (skip, not_ok)),
(True, (ok, skip, not_ok)),
(True, (all_ok,)),
(True, (all_ok, not_ok)),
(False, (none,)),
(False, (ok, none)),
(False, (not_ok,)),
(False, (ok, not_ok,)),
(False, (ok, not_ok, ok,)),
(False, (all_not_ok,)),
(False, (ok, all_not_ok, ok))):
el = Element(validators=validators, validates_down='validators')
valid = el.validate()
assert valid == res
assert bool(valid) is res
assert el.valid is res
assert el.all_valid is res
element = None
def got_element(item, data):
assert item is element, repr(item)
return True
element = Element(validators=(got_element,), validates_down='validators')
assert element.validate()
def test_label():
# .label fallback to .name works for instances and classes
for item in Element.named(u'x'), Element.named(u'x')(), Element(name=u'x'):
assert item.label == u'x'
for item in (Element.using(name=u'x',
label=u'L'), Element.using(name=u'x',
label=u'L')(),
Element(name=u'x', label=u'L')):
assert item.label == u'L'
def test_validator_return():
# Validator returns can be bool, int or None.
class Bool(object):
"""A truthy object that does not implement __and__"""
def __init__(self, val):
self.val = val
def __bool__(self):
return bool(self.val)
__nonzero__ = __bool__
Validatable = Element.using(validates_down='validators')
# mostly we care about allowing None for False
true = lambda *a: True
skip = lambda *a: Skip
skipall = lambda *a: SkipAll
one = lambda *a: 1
false = lambda *a: False
skipallfalse = lambda *a: SkipAllFalse
zero = lambda *a: 0
none = lambda *a: None
no = lambda *a: Bool(False)
for validator in true, one, skip, skipall:
el = Validatable(validators=(validator,))
assert el.validate()
for validator in false, zero, none, skipallfalse:
el = Validatable(validators=(validator,))
assert not el.validate()
for validator in [no]:
el = Validatable(validators=(validator,))
with pytest.raises(TypeError):
el.validate()
def test_validator_return():
# Validator returns can be bool, int or None.
class Bool(object):
"""A truthy object that does not implement __and__"""
def __init__(self, val):
self.val = val
def __bool__(self):
return bool(self.val)
__nonzero__ = __bool__
Validatable = Element.using(validates_down='validators')
# mostly we care about allowing None for False
true = lambda *a: True
skip = lambda *a: Skip
skipall = lambda *a: SkipAll
one = lambda *a: 1
false = lambda *a: False
skipallfalse = lambda *a: SkipAllFalse
zero = lambda *a: 0
none = lambda *a: None
no = lambda *a: Bool(False)
for validator in true, one, skip, skipall:
el = Validatable(validators=(validator, ))
assert el.validate()
for validator in false, zero, none, skipallfalse:
el = Validatable(validators=(validator, ))
assert not el.validate()
for validator in [no]:
el = Validatable(validators=(validator, ))
assert_raises(TypeError, el.validate)
def test_validation():
ok = lambda item, data: True
not_ok = lambda item, data: False
none = lambda item, data: None
skip = lambda item, data: Skip
all_ok = lambda item, data: SkipAll
all_not_ok = lambda item, data: SkipAllFalse
for res, validators in ((True, (ok, )), (True, (ok, ok)), (True, (skip, )),
(True, (skip, not_ok)), (True, (ok, skip, not_ok)),
(True, (all_ok, )), (True, (all_ok, not_ok)),
(False, (none, )), (False, (ok, none)),
(False, (not_ok, )), (False, (
ok,
not_ok,
)), (False, (
ok,
not_ok,
ok,
)), (False, (all_not_ok, )),
(False, (ok, all_not_ok, ok))):
el = Element(validators=validators, validates_down='validators')
valid = el.validate()
assert valid == res
assert bool(valid) is res
assert el.valid is res
assert el.all_valid is res
element = None
def got_element(item, data):
assert item is element, repr(item)
return True
element = Element(validators=(got_element, ), validates_down='validators')
assert element.validate()
def test_message_buckets():
el = Element()
el.add_error('error')
assert el.errors == ['error']
el.add_error('error')
assert el.errors == ['error']
el.add_error('error2')
assert el.errors == ['error', 'error2']
el.add_warning('warning')
assert el.warnings == ['warning']
el.add_warning('warning')
assert el.warnings == ['warning']
def test_cloning():
new_element = Element.named(u'x')
assert isinstance(new_element, type)
assert new_element.__module__ != Element.__module__
assert 'test_base' in new_element.__module__
def test_message_buckets():
el = Element()
el.add_error('error')
eq_(el.errors, ['error'])
el.add_error('error')
eq_(el.errors, ['error'])
el.add_error('error2')
eq_(el.errors, ['error', 'error2'])
el.add_warning('warning')
eq_(el.warnings, ['warning'])
el.add_warning('warning')
eq_(el.warnings, ['warning'])
def test_message_buckets():
el = Element()
el.add_error('error')
eq_(el.errors, ['error'])
el.add_error('error')
eq_(el.errors, ['error'])
el.add_error('error2')
eq_(el.errors, ['error', 'error2'])
el.add_warning('warning')
eq_(el.warnings, ['warning'])
el.add_warning('warning')
eq_(el.warnings, ['warning'])
def test_abstract():
element = Element()
assert_raises(NotImplementedError, element.set, None)
assert_raises(NotImplementedError, element.set_flat, ())
assert_raises(NotImplementedError, element.find_one, u'foo')
def test_cloning():
new_element = Element.named(u'x')
assert isinstance(new_element, type)
assert new_element.__module__ != Element.__module__
assert 'test_base' in new_element.__module__