Issue26988: remove AutoEnum
diff --git a/Lib/test/test_enum.py b/Lib/test/test_enum.py
index 4a732f9..564c0e9 100644
--- a/Lib/test/test_enum.py
+++ b/Lib/test/test_enum.py
@@ -3,7 +3,7 @@
import pydoc
import unittest
from collections import OrderedDict
-from enum import EnumMeta, Enum, IntEnum, AutoEnum, unique
+from enum import Enum, IntEnum, EnumMeta, unique
from io import StringIO
from pickle import dumps, loads, PicklingError, HIGHEST_PROTOCOL
from test import support
@@ -1570,328 +1570,6 @@
self.assertEqual(LabelledList.unprocessed, 1)
self.assertEqual(LabelledList(1), LabelledList.unprocessed)
- def test_ignore_as_str(self):
- from datetime import timedelta
- class Period(Enum, ignore='Period i'):
- """
- different lengths of time
- """
- def __new__(cls, value, period):
- obj = object.__new__(cls)
- obj._value_ = value
- obj.period = period
- return obj
- Period = vars()
- for i in range(367):
- Period['Day%d' % i] = timedelta(days=i), 'day'
- for i in range(53):
- Period['Week%d' % i] = timedelta(days=i*7), 'week'
- for i in range(13):
- Period['Month%d' % i] = i, 'month'
- OneDay = Day1
- OneWeek = Week1
- self.assertEqual(Period.Day7.value, timedelta(days=7))
- self.assertEqual(Period.Day7.period, 'day')
-
- def test_ignore_as_list(self):
- from datetime import timedelta
- class Period(Enum, ignore=['Period', 'i']):
- """
- different lengths of time
- """
- def __new__(cls, value, period):
- obj = object.__new__(cls)
- obj._value_ = value
- obj.period = period
- return obj
- Period = vars()
- for i in range(367):
- Period['Day%d' % i] = timedelta(days=i), 'day'
- for i in range(53):
- Period['Week%d' % i] = timedelta(days=i*7), 'week'
- for i in range(13):
- Period['Month%d' % i] = i, 'month'
- OneDay = Day1
- OneWeek = Week1
- self.assertEqual(Period.Day7.value, timedelta(days=7))
- self.assertEqual(Period.Day7.period, 'day')
-
- def test_new_with_no_value_and_int_base_class(self):
- class NoValue(int, Enum):
- def __new__(cls, value):
- obj = int.__new__(cls, value)
- obj.index = len(cls.__members__)
- return obj
- this = 1
- that = 2
- self.assertEqual(list(NoValue), [NoValue.this, NoValue.that])
- self.assertEqual(NoValue.this, 1)
- self.assertEqual(NoValue.this.value, 1)
- self.assertEqual(NoValue.this.index, 0)
- self.assertEqual(NoValue.that, 2)
- self.assertEqual(NoValue.that.value, 2)
- self.assertEqual(NoValue.that.index, 1)
-
- def test_new_with_no_value(self):
- class NoValue(Enum):
- def __new__(cls, value):
- obj = object.__new__(cls)
- obj.index = len(cls.__members__)
- return obj
- this = 1
- that = 2
- self.assertEqual(list(NoValue), [NoValue.this, NoValue.that])
- self.assertEqual(NoValue.this.value, 1)
- self.assertEqual(NoValue.this.index, 0)
- self.assertEqual(NoValue.that.value, 2)
- self.assertEqual(NoValue.that.index, 1)
-
-
-class TestAutoNumber(unittest.TestCase):
-
- def test_autonumbering(self):
- class Color(AutoEnum):
- red
- green
- blue
- self.assertEqual(list(Color), [Color.red, Color.green, Color.blue])
- self.assertEqual(Color.red.value, 1)
- self.assertEqual(Color.green.value, 2)
- self.assertEqual(Color.blue.value, 3)
-
- def test_autointnumbering(self):
- class Color(int, AutoEnum):
- red
- green
- blue
- self.assertTrue(isinstance(Color.red, int))
- self.assertEqual(Color.green, 2)
- self.assertTrue(Color.blue > Color.red)
-
- def test_autonumbering_with_start(self):
- class Color(AutoEnum, start=7):
- red
- green
- blue
- self.assertEqual(list(Color), [Color.red, Color.green, Color.blue])
- self.assertEqual(Color.red.value, 7)
- self.assertEqual(Color.green.value, 8)
- self.assertEqual(Color.blue.value, 9)
-
- def test_autonumbering_with_start_and_skip(self):
- class Color(AutoEnum, start=7):
- red
- green
- blue = 11
- brown
- self.assertEqual(list(Color), [Color.red, Color.green, Color.blue, Color.brown])
- self.assertEqual(Color.red.value, 7)
- self.assertEqual(Color.green.value, 8)
- self.assertEqual(Color.blue.value, 11)
- self.assertEqual(Color.brown.value, 12)
-
-
- def test_badly_overridden_ignore(self):
- with self.assertRaisesRegex(TypeError, "'int' object is not callable"):
- class Color(AutoEnum):
- _ignore_ = ()
- red
- green
- blue
- @property
- def whatever(self):
- pass
- with self.assertRaisesRegex(TypeError, "'int' object is not callable"):
- class Color(AutoEnum, ignore=None):
- red
- green
- blue
- @property
- def whatever(self):
- pass
- with self.assertRaisesRegex(TypeError, "'int' object is not callable"):
- class Color(AutoEnum, ignore='classmethod staticmethod'):
- red
- green
- blue
- @property
- def whatever(self):
- pass
-
- def test_property(self):
- class Color(AutoEnum):
- red
- green
- blue
- @property
- def cap_name(self):
- return self.name.title()
- self.assertEqual(Color.blue.cap_name, 'Blue')
-
- def test_magic_turns_off(self):
- with self.assertRaisesRegex(NameError, "brown"):
- class Color(AutoEnum):
- red
- green
- blue
- @property
- def cap_name(self):
- return self.name.title()
- brown
-
- with self.assertRaisesRegex(NameError, "rose"):
- class Color(AutoEnum):
- red
- green
- blue
- def hello(self):
- print('Hello! My serial is %s.' % self.value)
- rose
-
- with self.assertRaisesRegex(NameError, "cyan"):
- class Color(AutoEnum):
- red
- green
- blue
- def __init__(self, *args):
- pass
- cyan
-
-
-class TestGenerateMethod(unittest.TestCase):
-
- def test_autonaming(self):
- class Color(Enum):
- def _generate_next_value_(name, start, count, last_value):
- return name
- Red
- Green
- Blue
- self.assertEqual(list(Color), [Color.Red, Color.Green, Color.Blue])
- self.assertEqual(Color.Red.value, 'Red')
- self.assertEqual(Color.Green.value, 'Green')
- self.assertEqual(Color.Blue.value, 'Blue')
-
- def test_autonamestr(self):
- class Color(str, Enum):
- def _generate_next_value_(name, start, count, last_value):
- return name
- Red
- Green
- Blue
- self.assertTrue(isinstance(Color.Red, str))
- self.assertEqual(Color.Green, 'Green')
- self.assertTrue(Color.Blue < Color.Red)
-
- def test_generate_as_staticmethod(self):
- class Color(str, Enum):
- @staticmethod
- def _generate_next_value_(name, start, count, last_value):
- return name.lower()
- Red
- Green
- Blue
- self.assertTrue(isinstance(Color.Red, str))
- self.assertEqual(Color.Green, 'green')
- self.assertTrue(Color.Blue < Color.Red)
-
-
- def test_overridden_ignore(self):
- with self.assertRaisesRegex(TypeError, "'str' object is not callable"):
- class Color(Enum):
- def _generate_next_value_(name, start, count, last_value):
- return name
- _ignore_ = ()
- red
- green
- blue
- @property
- def whatever(self):
- pass
- with self.assertRaisesRegex(TypeError, "'str' object is not callable"):
- class Color(Enum, ignore=None):
- def _generate_next_value_(name, start, count, last_value):
- return name
- red
- green
- blue
- @property
- def whatever(self):
- pass
-
- def test_property(self):
- class Color(Enum):
- def _generate_next_value_(name, start, count, last_value):
- return name
- red
- green
- blue
- @property
- def upper_name(self):
- return self.name.upper()
- self.assertEqual(Color.blue.upper_name, 'BLUE')
-
- def test_magic_turns_off(self):
- with self.assertRaisesRegex(NameError, "brown"):
- class Color(Enum):
- def _generate_next_value_(name, start, count, last_value):
- return name
- red
- green
- blue
- @property
- def cap_name(self):
- return self.name.title()
- brown
-
- with self.assertRaisesRegex(NameError, "rose"):
- class Color(Enum):
- def _generate_next_value_(name, start, count, last_value):
- return name
- red
- green
- blue
- def hello(self):
- print('Hello! My value %s.' % self.value)
- rose
-
- with self.assertRaisesRegex(NameError, "cyan"):
- class Color(Enum):
- def _generate_next_value_(name, start, count, last_value):
- return name
- red
- green
- blue
- def __init__(self, *args):
- pass
- cyan
-
- def test_powers_of_two(self):
- class Bits(Enum):
- def _generate_next_value_(name, start, count, last_value):
- return 2 ** count
- one
- two
- four
- eight
- self.assertEqual(Bits.one.value, 1)
- self.assertEqual(Bits.two.value, 2)
- self.assertEqual(Bits.four.value, 4)
- self.assertEqual(Bits.eight.value, 8)
-
- def test_powers_of_two_as_int(self):
- class Bits(int, Enum):
- def _generate_next_value_(name, start, count, last_value):
- return 2 ** count
- one
- two
- four
- eight
- self.assertEqual(Bits.one, 1)
- self.assertEqual(Bits.two, 2)
- self.assertEqual(Bits.four, 4)
- self.assertEqual(Bits.eight, 8)
-
class TestUnique(unittest.TestCase):