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# coding: utf-8
"""
testing of YAML.register_class and @yaml_object
"""
from roundtrip import YAML
from ruamel.yaml import yaml_object
class User0(object):
def __init__(self, name, age):
self.name = name
self.age = age
class User1(object):
yaml_tag = u'!user'
def __init__(self, name, age):
self.name = name
self.age = age
@classmethod
def to_yaml(cls, representer, node):
return representer.represent_scalar(cls.yaml_tag,
u'{.name}-{.age}'.format(node, node))
@classmethod
def from_yaml(cls, constructor, node):
return cls(*node.value.split('-'))
class TestRegisterClass(object):
def test_register_0_rt(self):
yaml = YAML()
yaml.register_class(User0)
ys = '''
- !User0
name: Anthon
age: 18
'''
d = yaml.load(ys)
yaml.dump(d, compare=ys, unordered_lines=True)
def test_register_0_safe(self):
# default_flow_style = None
yaml = YAML(typ="safe")
yaml.register_class(User0)
ys = '''
- !User0 {age: 18, name: Anthon}
'''
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_register_0_unsafe(self):
# default_flow_style = None
yaml = YAML(typ="unsafe")
yaml.register_class(User0)
ys = '''
- !User0 {age: 18, name: Anthon}
'''
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_register_1_rt(self):
yaml = YAML()
yaml.register_class(User1)
ys = '''
- !user Anthon-18
'''
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_register_1_safe(self):
yaml = YAML(typ="safe")
yaml.register_class(User1)
ys = '''
[!user Anthon-18]
'''
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_register_1_unsafe(self):
yaml = YAML(typ="unsafe")
yaml.register_class(User1)
ys = '''
[!user Anthon-18]
'''
d = yaml.load(ys)
yaml.dump(d, compare=ys)
yml = YAML()
@yaml_object(yml)
class User2(object):
def __init__(self, name, age):
self.name = name
self.age = age
@yaml_object(yml)
class User3(object):
yaml_tag = u'!USER'
def __init__(self, name, age):
self.name = name
self.age = age
@classmethod
def to_yaml(cls, representer, node):
return representer.represent_scalar(cls.yaml_tag,
u'{.name}-{.age}'.format(node, node))
@classmethod
def from_yaml(cls, constructor, node):
return cls(*node.value.split('-'))
class TestDecorator(object):
def test_decorator_implicit(self):
ys = '''
- !User2
name: Anthon
age: 18
'''
d = yml.load(ys)
yml.dump(d, compare=ys, unordered_lines=True)
def test_decorator_explicit(self):
ys = '''
- !USER Anthon-18
'''
d = yml.load(ys)
yml.dump(d, compare=ys)
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