def test_040_registered_attribute_simple_class(self, clean_Date):
Date.register_new_calendar("test_1", ExampleTestCalendar)
# Date attribute type and metaclass are correct
assert Date.test_1.__name__ == "ExampleTestCalendarInDate"
assert type(Date.test_1).__name__ == "ModifiedClass"
assert issubclass(Date.test_1, ExampleTestCalendar)
# constructed date type and value are is correct
d1a = Date.test_1(100, 4)
assert type(d1a) == Date
assert d1a.day_count == 697
# new attribute on date instance, type and value are correct
d1b = Date(1000)
assert isinstance(d1b.test_1, ExampleTestCalendar)
assert type(d1b.test_1).__name__ == "ExampleTestCalendarInDate"
assert type(d1b.test_1.__class__).__name__ == "ModifiedClass"
assert d1b.test_1.week == 143
assert d1b.test_1.day == 6
# new attribute on date instance build by another calendar, type and value are correct
d1c = Date.gregorian(100, 2, 3)
assert isinstance(d1c.test_1, ExampleTestCalendar)
assert type(d1c.test_1).__name__ == "ExampleTestCalendarInDate"
assert type(d1c.test_1.__class__).__name__ == "ModifiedClass"
assert d1c.test_1.week == 5171
assert d1c.test_1.day == 3
def test_040_registered_attribute_simple_class(self, clean_Date):
Date.register_new_calendar('test_1', ExampleTestCalendar)
# Date attribute type and metaclass are correct
assert Date.test_1.__name__ == 'ExampleTestCalendarInDate'
assert type(Date.test_1).__name__ == 'ModifiedClass'
assert issubclass(Date.test_1, ExampleTestCalendar)
# constructed date type and value are is correct
d1a = Date.test_1(100, 4)
assert type(d1a) == Date
assert d1a.day_count == 697
# new attribute on date instance, type and value are correct
d1b = Date(1000)
assert isinstance(d1b.test_1, ExampleTestCalendar)
assert type(d1b.test_1).__name__ == 'ExampleTestCalendarInDate'
assert type(d1b.test_1.__class__).__name__ == 'ModifiedClass'
assert d1b.test_1.week == 143
assert d1b.test_1.day == 6
# new attribute on date instance build by another calendar, type and value are correct
d1c = Date.gregorian(100, 2, 3)
assert isinstance(d1c.test_1, ExampleTestCalendar)
assert type(d1c.test_1).__name__ == 'ExampleTestCalendarInDate'
assert type(d1c.test_1.__class__).__name__ == 'ModifiedClass'
assert d1c.test_1.week == 5171
assert d1c.test_1.day == 3
def test_900_avoid_date_override(self):
d = Date.gregorian(1, 1, 1)
# I do not want an instance of Date created through a Gregorian to have its static methods
# One of the implementation I used had this error and I want to avoid it
with pytest.raises(AttributeError):
getattr(d, "is_leap_year")
with pytest.raises(AttributeError):
d.is_leap_year
def test_900_avoid_date_override(self):
d = Date.gregorian(1, 1, 1)
# I do not want an instance of Date created through a Gregorian to have its static methods
# One of the implementation I used had this error and I want to avoid it
with pytest.raises(AttributeError):
getattr(d, 'is_leap_year')
with pytest.raises(AttributeError):
d.is_leap_year
def test_046_registered_attribute_class_with_static_methods(
self, clean_Date):
class ExampleTestCalendar3(ExampleTestCalendar):
@staticmethod
def is_odd(number):
return (number % 2) == 1
Date.register_new_calendar("test_3", ExampleTestCalendar3)
# Date attribute type and metaclass are correct
assert Date.test_3.__name__ == "ExampleTestCalendar3InDate"
assert type(Date.test_3).__name__ == "ModifiedClass"
assert issubclass(Date.test_3, ExampleTestCalendar)
# constructed date type and value are is correct
d3a = Date.test_3(100, 4)
assert type(d3a) == Date
assert d3a.day_count == 697
# new attribute on date instance, type and value are correct
d3b = Date(1000)
assert isinstance(d3b.test_3, ExampleTestCalendar3)
assert type(d3b.test_3).__name__ == "ExampleTestCalendar3InDate"
assert type(d3b.test_3.__class__).__name__ == "ModifiedClass"
assert d3b.test_3.week == 143
assert d3b.test_3.day == 6
# new attribute on date instance build by another calendar, type and value are correct
d3c = Date.gregorian(100, 2, 3)
assert isinstance(d3c.test_3, ExampleTestCalendar3)
assert type(d3c.test_3).__name__ == "ExampleTestCalendar3InDate"
assert type(d3c.test_3.__class__).__name__ == "ModifiedClass"
assert d3c.test_3.week == 5171
assert d3c.test_3.day == 3
# static method can be reached on the class and on all types of instance
assert Date.test_3.is_odd(3)
assert not Date.test_3.is_odd(4)
assert d3a.test_3.is_odd(3)
assert not d3a.test_3.is_odd(4)
assert d3b.test_3.is_odd(3)
assert not d3b.test_3.is_odd(4)
assert d3c.test_3.is_odd(3)
assert not d3c.test_3.is_odd(4)
def test_046_registered_attribute_class_with_static_methods(self, clean_Date):
class ExampleTestCalendar3(ExampleTestCalendar):
@staticmethod
def is_odd(number):
return (number % 2) == 1
Date.register_new_calendar('test_3', ExampleTestCalendar3)
# Date attribute type and metaclass are correct
assert Date.test_3.__name__ == 'ExampleTestCalendar3InDate'
assert type(Date.test_3).__name__ == 'ModifiedClass'
assert issubclass(Date.test_3, ExampleTestCalendar)
# constructed date type and value are is correct
d3a = Date.test_3(100, 4)
assert type(d3a) == Date
assert d3a.day_count == 697
# new attribute on date instance, type and value are correct
d3b = Date(1000)
assert isinstance(d3b.test_3, ExampleTestCalendar3)
assert type(d3b.test_3).__name__ == 'ExampleTestCalendar3InDate'
assert type(d3b.test_3.__class__).__name__ == 'ModifiedClass'
assert d3b.test_3.week == 143
assert d3b.test_3.day == 6
# new attribute on date instance build by another calendar, type and value are correct
d3c = Date.gregorian(100, 2, 3)
assert isinstance(d3c.test_3, ExampleTestCalendar3)
assert type(d3c.test_3).__name__ == 'ExampleTestCalendar3InDate'
assert type(d3c.test_3.__class__).__name__ == 'ModifiedClass'
assert d3c.test_3.week == 5171
assert d3c.test_3.day == 3
# static method can be reached on the class and on all types of instance
assert Date.test_3.is_odd(3)
assert not Date.test_3.is_odd(4)
assert d3a.test_3.is_odd(3)
assert not d3a.test_3.is_odd(4)
assert d3b.test_3.is_odd(3)
assert not d3b.test_3.is_odd(4)
assert d3c.test_3.is_odd(3)
assert not d3c.test_3.is_odd(4)
def test_100_date_has_attributes_but_instance_not(self):
# the date class aways has a registered attribute
assert hasattr(Date, "gregorian")
assert Date.gregorian
# an instance created with another calendar or by Date does not have
# the attribute; it is instead is reachable via the Date class
d1 = Date(4)
with pytest.raises(KeyError):
d1.__dict__["gregorian"]
assert hasattr(d1, "gregorian")
d1.gregorian
d2 = Date.iso(3, 4, 5)
with pytest.raises(KeyError):
d2.__dict__["gregorian"]
assert hasattr(d2, "gregorian")
d2.gregorian
# a Date instance created via the calendar does have the same attribute
d3 = Date.gregorian(3, 4, 5)
assert hasattr(d3, "gregorian")
d3.gregorian
def test_100_date_has_attributes_but_instance_not(self):
# the date class aways has a registered attribute
assert hasattr(Date, 'gregorian')
assert Date.gregorian
# an instance created with another calendar or by Date does not have
# the attribute; it is instead is reachable via the Date class
d1 = Date(4)
with pytest.raises(KeyError):
d1.__dict__['gregorian']
assert hasattr(d1, 'gregorian')
d1.gregorian
d2 = Date.iso(3, 4, 5)
with pytest.raises(KeyError):
d2.__dict__['gregorian']
assert hasattr(d2, 'gregorian')
d2.gregorian
# a Date instance created via the calendar does have the same attribute
d3 = Date.gregorian(3, 4, 5)
assert hasattr(d3, 'gregorian')
d3.gregorian
def test_043_registered_attribute_class_with_other_constructors(
self, clean_Date):
class ExampleTestCalendar2(ExampleTestCalendar):
@classmethod
def with_thousands(cls, thousands, week, day):
return cls(1000 * thousands + week, day)
Date.register_new_calendar("test_2", ExampleTestCalendar2)
# Date attribute type and metaclass are correct
assert Date.test_2.__name__ == "ExampleTestCalendar2InDate"
assert type(Date.test_2).__name__ == "ModifiedClass"
assert issubclass(Date.test_2, ExampleTestCalendar)
# constructed date type and value are is correct
d2a = Date.test_2(100, 4)
assert type(d2a) == Date
assert d2a.day_count == 697
d2d = Date.test_2.with_thousands(2, 3, 4)
assert type(d2d) == Date
assert d2d.day_count == 14018
# new attribute on date instance, type and value are correct
d2b = Date(1000)
assert isinstance(d2b.test_2, ExampleTestCalendar2)
assert type(d2b.test_2).__name__ == "ExampleTestCalendar2InDate"
assert type(d2b.test_2.__class__).__name__ == "ModifiedClass"
assert d2b.test_2.week == 143
assert d2b.test_2.day == 6
# new attribute on date instance build by another calendar, type and value are correct
d2c = Date.gregorian(100, 2, 3)
assert isinstance(d2c.test_2, ExampleTestCalendar2)
assert type(d2c.test_2).__name__ == "ExampleTestCalendar2InDate"
assert type(d2c.test_2.__class__).__name__ == "ModifiedClass"
assert d2c.test_2.week == 5171
assert d2c.test_2.day == 3
def test_043_registered_attribute_class_with_other_constructors(self, clean_Date):
class ExampleTestCalendar2(ExampleTestCalendar):
@classmethod
def with_thousands(cls, thousands, week, day):
return cls(1000 * thousands + week, day)
Date.register_new_calendar('test_2', ExampleTestCalendar2)
# Date attribute type and metaclass are correct
assert Date.test_2.__name__ == 'ExampleTestCalendar2InDate'
assert type(Date.test_2).__name__ == 'ModifiedClass'
assert issubclass(Date.test_2, ExampleTestCalendar)
# constructed date type and value are is correct
d2a = Date.test_2(100, 4)
assert type(d2a) == Date
assert d2a.day_count == 697
d2d = Date.test_2.with_thousands(2, 3, 4)
assert type(d2d) == Date
assert d2d.day_count == 14018
# new attribute on date instance, type and value are correct
d2b = Date(1000)
assert isinstance(d2b.test_2, ExampleTestCalendar2)
assert type(d2b.test_2).__name__ == 'ExampleTestCalendar2InDate'
assert type(d2b.test_2.__class__).__name__ == 'ModifiedClass'
assert d2b.test_2.week == 143
assert d2b.test_2.day == 6
# new attribute on date instance build by another calendar, type and value are correct
d2c = Date.gregorian(100, 2, 3)
assert isinstance(d2c.test_2, ExampleTestCalendar2)
assert type(d2c.test_2).__name__ == 'ExampleTestCalendar2InDate'
assert type(d2c.test_2.__class__).__name__ == 'ModifiedClass'
assert d2c.test_2.week == 5171
assert d2c.test_2.day == 3
