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130 lines
4.0 KiB
Python
130 lines
4.0 KiB
Python
import pytest
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def test_unscoped_enum():
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from pybind11_tests import UnscopedEnum, EOne
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assert str(UnscopedEnum.EOne) == "UnscopedEnum.EOne"
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assert str(UnscopedEnum.ETwo) == "UnscopedEnum.ETwo"
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assert str(EOne) == "UnscopedEnum.EOne"
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# __members__ property
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assert UnscopedEnum.__members__ == {"EOne": UnscopedEnum.EOne, "ETwo": UnscopedEnum.ETwo}
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# __members__ readonly
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with pytest.raises(AttributeError):
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UnscopedEnum.__members__ = {}
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# __members__ returns a copy
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foo = UnscopedEnum.__members__
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foo["bar"] = "baz"
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assert UnscopedEnum.__members__ == {"EOne": UnscopedEnum.EOne, "ETwo": UnscopedEnum.ETwo}
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# no TypeError exception for unscoped enum ==/!= int comparisons
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y = UnscopedEnum.ETwo
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assert y == 2
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assert y != 3
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assert int(UnscopedEnum.ETwo) == 2
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assert str(UnscopedEnum(2)) == "UnscopedEnum.ETwo"
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# order
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assert UnscopedEnum.EOne < UnscopedEnum.ETwo
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assert UnscopedEnum.EOne < 2
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assert UnscopedEnum.ETwo > UnscopedEnum.EOne
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assert UnscopedEnum.ETwo > 1
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assert UnscopedEnum.ETwo <= 2
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assert UnscopedEnum.ETwo >= 2
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assert UnscopedEnum.EOne <= UnscopedEnum.ETwo
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assert UnscopedEnum.EOne <= 2
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assert UnscopedEnum.ETwo >= UnscopedEnum.EOne
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assert UnscopedEnum.ETwo >= 1
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assert not (UnscopedEnum.ETwo < UnscopedEnum.EOne)
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assert not (2 < UnscopedEnum.EOne)
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def test_scoped_enum():
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from pybind11_tests import ScopedEnum, test_scoped_enum
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assert test_scoped_enum(ScopedEnum.Three) == "ScopedEnum::Three"
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z = ScopedEnum.Two
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assert test_scoped_enum(z) == "ScopedEnum::Two"
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# expected TypeError exceptions for scoped enum ==/!= int comparisons
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with pytest.raises(TypeError):
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assert z == 2
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with pytest.raises(TypeError):
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assert z != 3
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# order
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assert ScopedEnum.Two < ScopedEnum.Three
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assert ScopedEnum.Three > ScopedEnum.Two
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assert ScopedEnum.Two <= ScopedEnum.Three
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assert ScopedEnum.Two <= ScopedEnum.Two
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assert ScopedEnum.Two >= ScopedEnum.Two
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assert ScopedEnum.Three >= ScopedEnum.Two
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def test_implicit_conversion():
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from pybind11_tests import ClassWithUnscopedEnum
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assert str(ClassWithUnscopedEnum.EMode.EFirstMode) == "EMode.EFirstMode"
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assert str(ClassWithUnscopedEnum.EFirstMode) == "EMode.EFirstMode"
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f = ClassWithUnscopedEnum.test_function
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first = ClassWithUnscopedEnum.EFirstMode
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second = ClassWithUnscopedEnum.ESecondMode
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assert f(first) == 1
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assert f(first) == f(first)
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assert not f(first) != f(first)
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assert f(first) != f(second)
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assert not f(first) == f(second)
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assert f(first) == int(f(first))
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assert not f(first) != int(f(first))
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assert f(first) != int(f(second))
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assert not f(first) == int(f(second))
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# noinspection PyDictCreation
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x = {f(first): 1, f(second): 2}
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x[f(first)] = 3
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x[f(second)] = 4
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# Hashing test
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assert str(x) == "{EMode.EFirstMode: 3, EMode.ESecondMode: 4}"
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def test_binary_operators():
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from pybind11_tests import Flags
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assert int(Flags.Read) == 4
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assert int(Flags.Write) == 2
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assert int(Flags.Execute) == 1
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assert int(Flags.Read | Flags.Write | Flags.Execute) == 7
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assert int(Flags.Read | Flags.Write) == 6
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assert int(Flags.Read | Flags.Execute) == 5
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assert int(Flags.Write | Flags.Execute) == 3
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assert int(Flags.Write | 1) == 3
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state = Flags.Read | Flags.Write
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assert (state & Flags.Read) != 0
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assert (state & Flags.Write) != 0
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assert (state & Flags.Execute) == 0
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assert (state & 1) == 0
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state2 = ~state
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assert state2 == -7
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assert int(state ^ state2) == -1
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def test_enum_to_int():
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from pybind11_tests import Flags, ClassWithUnscopedEnum
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from pybind11_tests import test_enum_to_int, test_enum_to_uint, test_enum_to_long_long
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test_enum_to_int(Flags.Read)
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test_enum_to_int(ClassWithUnscopedEnum.EMode.EFirstMode)
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test_enum_to_uint(Flags.Read)
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test_enum_to_uint(ClassWithUnscopedEnum.EMode.EFirstMode)
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test_enum_to_long_long(Flags.Read)
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test_enum_to_long_long(ClassWithUnscopedEnum.EMode.EFirstMode)
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