# -*- coding: utf-8 -*- """Test clr enum support.""" import pytest import Python.Test as Test from .utils import DictProxyType def test_enum_standard_attrs(): """Test standard enum attributes.""" from System import DayOfWeek assert DayOfWeek.__name__ == 'DayOfWeek' assert DayOfWeek.__module__ == 'System' assert isinstance(DayOfWeek.__dict__, DictProxyType) assert DayOfWeek.__doc__ is None def test_enum_get_member(): """Test access to enum members.""" from System import DayOfWeek assert DayOfWeek.Sunday == 0 assert DayOfWeek.Monday == 1 assert DayOfWeek.Tuesday == 2 assert DayOfWeek.Wednesday == 3 assert DayOfWeek.Thursday == 4 assert DayOfWeek.Friday == 5 assert DayOfWeek.Saturday == 6 def test_byte_enum(): """Test byte enum.""" assert Test.ByteEnum.Zero == 0 assert Test.ByteEnum.One == 1 assert Test.ByteEnum.Two == 2 def test_sbyte_enum(): """Test sbyte enum.""" assert Test.SByteEnum.Zero == 0 assert Test.SByteEnum.One == 1 assert Test.SByteEnum.Two == 2 def test_short_enum(): """Test short enum.""" assert Test.ShortEnum.Zero == 0 assert Test.ShortEnum.One == 1 assert Test.ShortEnum.Two == 2 def test_ushort_enum(): """Test ushort enum.""" assert Test.UShortEnum.Zero == 0 assert Test.UShortEnum.One == 1 assert Test.UShortEnum.Two == 2 def test_int_enum(): """Test int enum.""" assert Test.IntEnum.Zero == 0 assert Test.IntEnum.One == 1 assert Test.IntEnum.Two == 2 def test_uint_enum(): """Test uint enum.""" assert Test.UIntEnum.Zero == 0 assert Test.UIntEnum.One == 1 assert Test.UIntEnum.Two == 2 def test_long_enum(): """Test long enum.""" assert Test.LongEnum.Zero == 0 assert Test.LongEnum.One == 1 assert Test.LongEnum.Two == 2 def test_ulong_enum(): """Test ulong enum.""" assert Test.ULongEnum.Zero == 0 assert Test.ULongEnum.One == 1 assert Test.ULongEnum.Two == 2 def test_instantiate_enum_fails(): """Test that instantiation of an enum class fails.""" from System import DayOfWeek with pytest.raises(TypeError): _ = DayOfWeek() def test_subclass_enum_fails(): """Test that subclassing of an enumeration fails.""" from System import DayOfWeek with pytest.raises(TypeError): class Boom(DayOfWeek): pass _ = Boom def test_enum_set_member_fails(): """Test that setattr operations on enumerations fail.""" from System import DayOfWeek with pytest.raises(TypeError): DayOfWeek.Sunday = 13 with pytest.raises(TypeError): del DayOfWeek.Sunday def test_enum_with_flags_attr_conversion(): """Test enumeration conversion with FlagsAttribute set.""" # This works because the FlagsField enum has FlagsAttribute. Test.FieldTest().FlagsField = 99 # This should fail because our test enum doesn't have it. with pytest.raises(ValueError): Test.FieldTest().EnumField = 99 def test_enum_conversion(): """Test enumeration conversion.""" ob = Test.FieldTest() assert ob.EnumField == 0 ob.EnumField = Test.ShortEnum.One assert ob.EnumField == 1 with pytest.raises(ValueError): Test.FieldTest().EnumField = 20 with pytest.raises(OverflowError): Test.FieldTest().EnumField = 100000 with pytest.raises(TypeError): Test.FieldTest().EnumField = "str"