Markus Zolliker
da15df076a
- before some chamges in the gerrit pipline Change-Id: I33eb2d75f83345a7039d0fb709e66defefb1c3e0
95 lines
2.6 KiB
Python
95 lines
2.6 KiB
Python
# -*- coding: utf-8 -*-
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# *****************************************************************************
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Software Foundation, Inc.,
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# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Module authors:
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# Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>
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#
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# *****************************************************************************
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"""test Enum type."""
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# no fixtures needed
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import pytest
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from frappy.lib.enum import Enum, EnumMember
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def test_EnumMember():
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with pytest.raises(TypeError):
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a = EnumMember(None, 'name', 'value')
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with pytest.raises(TypeError):
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a = EnumMember(None, 'name', 1)
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e1=Enum('X')
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with pytest.raises(ValueError):
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a = EnumMember(e1, 'a', 'value')
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a = EnumMember(e1, 'a', 1)
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with pytest.raises(TypeError):
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a.value = 2
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with pytest.raises(TypeError):
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a.value += 2
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with pytest.raises(TypeError):
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a += 2
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# this shall work
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assert 2 == (a + 1)
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assert (a - 1) == 0
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assert a
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assert a + a
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assert (2 - a) == 1
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assert -a == -1 # numeric negation
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assert ~a == -2 # bitmask like NOT
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assert (a & 3) == 1
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assert (a | 6) == 7
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assert (a ^ 7) == 6
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assert a < 2
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assert a > 0
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assert a != 3
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assert a == 1
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def test_Enum():
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e1 = Enum('e1')
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e2 = Enum('e2', e1, a=1, b=3)
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e3 = Enum('e3', e2, c='a')
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assert e3.c == 2
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with pytest.raises(TypeError):
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e2.c = 2
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assert e3.a < e2.b
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assert e2.b > e3.a
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assert e3.c >= e2.a
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assert e3.b <= e2.b
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assert Enum({'self': 0, 'other': 1})('self') == 0
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def test_Enum_bool():
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e = Enum('OffOn', off=0, on=1)
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assert bool(e(0)) is False
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assert bool(e(1)) is True
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def test_Enum_duplicate():
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e = Enum('x', a=1, b=2)
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Enum(e, b=2, c=3) # matching duplicate
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with pytest.raises(TypeError):
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Enum(e, b=3, c=4) # duplicate name with value mismatch
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with pytest.raises(TypeError):
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Enum(e, c=1) # duplicate value with name mismatch
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