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The property returns the enum_ value as a string. For example: >>> import module >>> module.enum.VALUE enum.VALUE >>> str(module.enum.VALUE) 'enum.VALUE' >>> module.enum.VALUE.name 'VALUE' This is actually the equivalent of Boost.Python "name" property.
151 lines
4.6 KiB
Python
151 lines
4.6 KiB
Python
import pytest
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from pybind11_tests import enums as m
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def test_unscoped_enum():
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assert str(m.UnscopedEnum.EOne) == "UnscopedEnum.EOne"
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assert str(m.UnscopedEnum.ETwo) == "UnscopedEnum.ETwo"
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assert str(m.EOne) == "UnscopedEnum.EOne"
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# name property
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assert m.UnscopedEnum.EOne.name == "EOne"
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assert m.UnscopedEnum.ETwo.name == "ETwo"
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assert m.EOne.name == "EOne"
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# name readonly
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with pytest.raises(AttributeError):
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m.UnscopedEnum.EOne.name = ""
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# name returns a copy
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foo = m.UnscopedEnum.EOne.name
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foo = "bar"
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assert m.UnscopedEnum.EOne.name == "EOne"
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# __members__ property
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assert m.UnscopedEnum.__members__ == \
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{"EOne": m.UnscopedEnum.EOne, "ETwo": m.UnscopedEnum.ETwo}
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# __members__ readonly
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with pytest.raises(AttributeError):
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m.UnscopedEnum.__members__ = {}
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# __members__ returns a copy
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foo = m.UnscopedEnum.__members__
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foo["bar"] = "baz"
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assert m.UnscopedEnum.__members__ == \
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{"EOne": m.UnscopedEnum.EOne, "ETwo": m.UnscopedEnum.ETwo}
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assert m.UnscopedEnum.__doc__ == \
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'''An unscoped enumeration
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Members:
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EOne : Docstring for EOne
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ETwo : Docstring for ETwo''' or m.UnscopedEnum.__doc__ == \
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'''An unscoped enumeration
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Members:
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ETwo : Docstring for ETwo
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EOne : Docstring for EOne'''
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# no TypeError exception for unscoped enum ==/!= int comparisons
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y = m.UnscopedEnum.ETwo
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assert y == 2
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assert y != 3
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assert int(m.UnscopedEnum.ETwo) == 2
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assert str(m.UnscopedEnum(2)) == "UnscopedEnum.ETwo"
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# order
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assert m.UnscopedEnum.EOne < m.UnscopedEnum.ETwo
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assert m.UnscopedEnum.EOne < 2
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assert m.UnscopedEnum.ETwo > m.UnscopedEnum.EOne
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assert m.UnscopedEnum.ETwo > 1
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assert m.UnscopedEnum.ETwo <= 2
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assert m.UnscopedEnum.ETwo >= 2
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assert m.UnscopedEnum.EOne <= m.UnscopedEnum.ETwo
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assert m.UnscopedEnum.EOne <= 2
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assert m.UnscopedEnum.ETwo >= m.UnscopedEnum.EOne
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assert m.UnscopedEnum.ETwo >= 1
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assert not (m.UnscopedEnum.ETwo < m.UnscopedEnum.EOne)
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assert not (2 < m.UnscopedEnum.EOne)
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def test_scoped_enum():
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assert m.test_scoped_enum(m.ScopedEnum.Three) == "ScopedEnum::Three"
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z = m.ScopedEnum.Two
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assert m.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 m.ScopedEnum.Two < m.ScopedEnum.Three
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assert m.ScopedEnum.Three > m.ScopedEnum.Two
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assert m.ScopedEnum.Two <= m.ScopedEnum.Three
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assert m.ScopedEnum.Two <= m.ScopedEnum.Two
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assert m.ScopedEnum.Two >= m.ScopedEnum.Two
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assert m.ScopedEnum.Three >= m.ScopedEnum.Two
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def test_implicit_conversion():
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assert str(m.ClassWithUnscopedEnum.EMode.EFirstMode) == "EMode.EFirstMode"
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assert str(m.ClassWithUnscopedEnum.EFirstMode) == "EMode.EFirstMode"
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f = m.ClassWithUnscopedEnum.test_function
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first = m.ClassWithUnscopedEnum.EFirstMode
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second = m.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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assert int(m.Flags.Read) == 4
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assert int(m.Flags.Write) == 2
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assert int(m.Flags.Execute) == 1
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assert int(m.Flags.Read | m.Flags.Write | m.Flags.Execute) == 7
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assert int(m.Flags.Read | m.Flags.Write) == 6
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assert int(m.Flags.Read | m.Flags.Execute) == 5
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assert int(m.Flags.Write | m.Flags.Execute) == 3
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assert int(m.Flags.Write | 1) == 3
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state = m.Flags.Read | m.Flags.Write
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assert (state & m.Flags.Read) != 0
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assert (state & m.Flags.Write) != 0
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assert (state & m.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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m.test_enum_to_int(m.Flags.Read)
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m.test_enum_to_int(m.ClassWithUnscopedEnum.EMode.EFirstMode)
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m.test_enum_to_uint(m.Flags.Read)
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m.test_enum_to_uint(m.ClassWithUnscopedEnum.EMode.EFirstMode)
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m.test_enum_to_long_long(m.Flags.Read)
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m.test_enum_to_long_long(m.ClassWithUnscopedEnum.EMode.EFirstMode)
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