Markus Zolliker
74eb33b789
- Enum.__call__(self, value) should raise BadValueError when value is not hashable - added TextType.copy (DataType.copy will not work here) Change-Id: I6c460991fa1e6595a939fb0814f490d2188c97b4 Reviewed-on: https://forge.frm2.tum.de/review/21015 Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de> Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>
569 lines
20 KiB
Python
569 lines
20 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 data types."""
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from __future__ import division, print_function
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# no fixtures needed
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import pytest
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from secop.datatypes import ArrayOf, BLOBType, BoolType, \
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DataType, EnumType, FloatRange, IntRange, ProgrammingError, \
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ScaledInteger, StringType, TextType, StructOf, TupleOf, get_datatype, CommandType
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def copytest(dt):
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assert repr(dt) == repr(dt.copy())
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assert dt.export_datatype() == dt.copy().export_datatype()
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assert dt != dt.copy()
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def test_DataType():
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dt = DataType()
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with pytest.raises(NotImplementedError):
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dt.export_datatype()
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with pytest.raises(NotImplementedError):
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dt('')
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dt.export_value('')
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dt.import_value('')
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def test_FloatRange():
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dt = FloatRange(-3.14, 3.14)
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copytest(dt)
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assert dt.export_datatype() == [u'double', {u'min':-3.14, u'max':3.14}]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt(-9)
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with pytest.raises(ValueError):
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dt(u'XX')
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with pytest.raises(ValueError):
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dt([19, u'X'])
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dt(1)
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dt(0)
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dt(13.14 - 10) # raises an error, if resolution is not handled correctly
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assert dt.export_value(-2.718) == -2.718
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assert dt.import_value(-2.718) == -2.718
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with pytest.raises(ValueError):
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FloatRange(u'x', u'Y')
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# check that unit can be changed
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dt.unit = u'K'
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assert dt.export_datatype() == [u'double', {u'min':-3.14, u'max':3.14, u'unit': u'K'}]
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dt = FloatRange()
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copytest(dt)
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assert dt.export_datatype() == [u'double', {}]
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dt = FloatRange(unit=u'X', fmtstr=u'%.2f', absolute_resolution=1,
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relative_resolution=0.1)
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copytest(dt)
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assert dt.export_datatype() == [u'double', {u'unit':u'X', u'fmtstr':u'%.2f',
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u'absolute_resolution':1.0,
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u'relative_resolution':0.1}]
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assert dt(4) == 4
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assert dt.format_value(3.14) == u'3.14 X'
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assert dt.format_value(3.14, u'') == u'3.14'
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assert dt.format_value(3.14, u'#') == u'3.14 #'
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def test_IntRange():
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dt = IntRange(-3, 3)
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copytest(dt)
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assert dt.export_datatype() == [u'int', {u'min':-3, u'max':3}]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt(-9)
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with pytest.raises(ValueError):
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dt(u'XX')
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with pytest.raises(ValueError):
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dt([19, u'X'])
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dt(1)
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dt(0)
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with pytest.raises(ValueError):
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IntRange(u'xc', u'Yx')
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dt = IntRange()
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copytest(dt)
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assert dt.export_datatype()[0] == u'int'
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assert dt.export_datatype()[1][u'min'] < 0 < dt.export_datatype()[1][u'max']
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assert dt.export_datatype() == [u'int', {u'max': 16777216, u'min': -16777216}]
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assert dt.format_value(42) == u'42'
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def test_ScaledInteger():
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dt = ScaledInteger(0.01, -3, 3)
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copytest(dt)
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# serialisation of datatype contains limits on the 'integer' value
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assert dt.export_datatype() == [u'scaled', {u'scale':0.01, u'min':-300, u'max':300}]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt(-9)
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with pytest.raises(ValueError):
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dt(u'XX')
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with pytest.raises(ValueError):
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dt([19, u'X'])
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dt(1)
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dt(0)
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with pytest.raises(ValueError):
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ScaledInteger(u'xc', u'Yx')
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with pytest.raises(ValueError):
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ScaledInteger(scale=0, minval=1, maxval=2)
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with pytest.raises(ValueError):
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ScaledInteger(scale=-10, minval=1, maxval=2)
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# check that unit can be changed
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dt.unit = u'A'
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assert dt.export_datatype() == [u'scaled', {u'scale':0.01, u'min':-300, u'max':300, u'unit': u'A'}]
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assert dt.export_value(0.0001) == int(0)
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assert dt.export_value(2.71819) == int(272)
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assert dt.import_value(272) == 2.72
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dt = ScaledInteger(0.003, 0, 1, unit=u'X', fmtstr=u'%.1f',
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absolute_resolution=0.001, relative_resolution=1e-5)
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copytest(dt)
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assert dt.export_datatype() == [u'scaled', {u'scale':0.003, u'min':0, u'max':333,
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u'unit':u'X', u'fmtstr':u'%.1f',
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u'absolute_resolution':0.001,
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u'relative_resolution':1e-5}]
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assert dt(0.4) == 0.399
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assert dt.format_value(0.4) == u'0.4 X'
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assert dt.format_value(0.4, u'') == u'0.4'
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assert dt.format_value(0.4, u'Z') == u'0.4 Z'
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assert dt(1.0029) == 0.999
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with pytest.raises(ValueError):
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dt(1.004)
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def test_EnumType():
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# test constructor catching illegal arguments
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with pytest.raises(TypeError):
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EnumType(1)
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with pytest.raises(TypeError):
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EnumType([u'b', 0])
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dt = EnumType(u'dt', a=3, c=7, stuff=1)
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copytest(dt)
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assert dt.export_datatype() == [u'enum', dict(members=dict(a=3, c=7, stuff=1))]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt(-9)
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with pytest.raises(ValueError):
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dt(u'XX')
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with pytest.raises(ValueError):
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dt([19, u'X'])
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assert dt(u'a') == 3
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assert dt(u'stuff') == 1
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assert dt(1) == 1
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with pytest.raises(ValueError):
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dt(2)
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assert dt.export_value(u'c') == 7
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assert dt.export_value(u'stuff') == 1
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assert dt.export_value(1) == 1
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assert dt.import_value(u'c') == 7
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assert dt.import_value(u'a') == 3
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assert dt.import_value(u'stuff') == 1
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with pytest.raises(ValueError):
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dt.export_value(2)
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with pytest.raises(ValueError):
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dt.import_value(u'A')
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assert dt.format_value(3) == u'a<3>'
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def test_BLOBType():
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# test constructor catching illegal arguments
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dt = BLOBType()
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copytest(dt)
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assert dt.export_datatype() == [u'blob', {u'min':0, u'max':255}]
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dt = BLOBType(10)
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copytest(dt)
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assert dt.export_datatype() == [u'blob', {u'min':10, u'max':10}]
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dt = BLOBType(3, 10)
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copytest(dt)
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assert dt.export_datatype() == [u'blob', {u'min':3, u'max':10}]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt(u'av')
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with pytest.raises(ValueError):
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dt(u'abcdefghijklmno')
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assert dt('abcd') == b'abcd'
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assert dt(b'abcd') == b'abcd'
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assert dt(u'abcd') == b'abcd'
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assert dt.export_value('abcd') == u'YWJjZA=='
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assert dt.export_value(b'abcd') == u'YWJjZA=='
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assert dt.export_value(u'abcd') == u'YWJjZA=='
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assert dt.import_value(u'YWJjZA==') == b'abcd'
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# XXX: right? or different format?
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assert dt.format_value(b'ab\0cd') == '\'ab\\x00cd\''
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def test_StringType():
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# test constructor catching illegal arguments
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dt = StringType()
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copytest(dt)
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dt = StringType(12)
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copytest(dt)
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assert dt.export_datatype() == [u'string', {u'min':12, u'max':12}]
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dt = StringType(4, 11)
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copytest(dt)
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assert dt.export_datatype() == [u'string', {u'min':4, u'max':11}]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt(u'av')
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with pytest.raises(ValueError):
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dt(u'abcdefghijklmno')
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with pytest.raises(ValueError):
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dt('abcdefg\0')
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assert dt('abcd') == b'abcd'
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assert dt(b'abcd') == b'abcd'
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assert dt(u'abcd') == b'abcd'
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assert dt.export_value('abcd') == b'abcd'
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assert dt.export_value(b'abcd') == b'abcd'
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assert dt.export_value(u'abcd') == b'abcd'
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assert dt.import_value(u'abcd') == u'abcd'
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assert dt.format_value(u'abcd') == u"u'abcd'"
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def test_TextType():
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# test constructor catching illegal arguments
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dt = TextType(12)
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assert dt.export_datatype() == [u'string', {u'min':0, u'max':12}]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt(u'abcdefghijklmno')
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with pytest.raises(ValueError):
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dt('abcdefg\0')
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assert dt('ab\n\ncd\n') == b'ab\n\ncd\n'
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assert dt(b'ab\n\ncd\n') == b'ab\n\ncd\n'
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assert dt(u'ab\n\ncd\n') == b'ab\n\ncd\n'
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assert dt.export_value('abcd') == b'abcd'
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assert dt.export_value(b'abcd') == b'abcd'
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assert dt.export_value(u'abcd') == b'abcd'
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assert dt.import_value(u'abcd') == u'abcd'
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def test_BoolType():
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# test constructor catching illegal arguments
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dt = BoolType()
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copytest(dt)
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assert dt.export_datatype() == [u'bool', {}]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt(u'av')
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assert dt(u'true') is True
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assert dt(u'off') is False
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assert dt(1) is True
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assert dt.export_value(u'false') is False
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assert dt.export_value(0) is False
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assert dt.export_value(u'on') is True
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assert dt.import_value(False) is False
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assert dt.import_value(True) is True
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with pytest.raises(ValueError):
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dt.import_value(u'av')
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assert dt.format_value(0) == u"False"
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assert dt.format_value(True) == u"True"
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def test_ArrayOf():
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# test constructor catching illegal arguments
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with pytest.raises(ValueError):
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ArrayOf(int)
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with pytest.raises(ValueError):
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ArrayOf(-3, IntRange(-10,10))
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dt = ArrayOf(IntRange(-10, 10), 5)
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copytest(dt)
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assert dt.export_datatype() == [u'array', {u'min':5, u'max':5,
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u'members':[u'int', {u'min':-10,
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u'max':10}]}]
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dt = ArrayOf(FloatRange(-10, 10, unit=u'Z'), 1, 3)
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copytest(dt)
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assert dt.export_datatype() == [u'array', {u'min':1, u'max':3,
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u'members':[u'double', {u'min':-10,
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u'max':10,
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u'unit':u'Z'}]}]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt(u'av')
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assert dt([1, 2, 3]) == [1, 2, 3]
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assert dt.export_value([1, 2, 3]) == [1, 2, 3]
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assert dt.import_value([1, 2, 3]) == [1, 2, 3]
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assert dt.format_value([1,2,3]) == u'[1, 2, 3] Z'
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assert dt.format_value([1,2,3], u'') == u'[1, 2, 3]'
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assert dt.format_value([1,2,3], u'Q') == u'[1, 2, 3] Q'
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def test_TupleOf():
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# test constructor catching illegal arguments
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with pytest.raises(ValueError):
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TupleOf(2)
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dt = TupleOf(IntRange(-10, 10), BoolType())
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copytest(dt)
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assert dt.export_datatype() == [u'tuple', {u'members':[[u'int', {u'min':-10,
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u'max':10}],
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[u'bool', {}]]}]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt([99, 'X'])
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assert dt([1, True]) == [1, True]
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assert dt.export_value([1, True]) == [1, True]
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assert dt.import_value([1, True]) == [1, True]
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assert dt.format_value([3,0]) == u"(3, False)"
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def test_StructOf():
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# test constructor catching illegal arguments
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with pytest.raises(ValueError):
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StructOf(IntRange) # pylint: disable=E1121
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with pytest.raises(ProgrammingError):
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StructOf(IntRange=1)
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dt = StructOf(a_string=StringType(0, 55), an_int=IntRange(0, 999),
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optional=[u'an_int'])
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copytest(dt)
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assert dt.export_datatype() == [u'struct', {u'members':{u'a_string':
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[u'string', {u'min':0, u'max':55}],
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u'an_int':
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[u'int', {u'min':0, u'max':999}],},
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u'optional':[u'an_int'],
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}]
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with pytest.raises(ValueError):
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dt(9)
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with pytest.raises(ValueError):
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dt([99, u'X'])
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with pytest.raises(ValueError):
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dt(dict(a_string=u'XXX', an_int=1811))
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assert dt(dict(a_string=u'XXX', an_int=8)) == {u'a_string': u'XXX',
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u'an_int': 8}
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assert dt.export_value({u'an_int': 13, u'a_string': u'WFEC'}) == {
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u'a_string': u'WFEC', u'an_int': 13}
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assert dt.import_value({u'an_int': 13, u'a_string': u'WFEC'}) == {
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u'a_string': u'WFEC', u'an_int': 13}
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assert dt.format_value({u'an_int':2, u'a_string':u'Z'}) == u"{a_string=u'Z', an_int=2}"
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def test_Command():
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dt = CommandType()
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assert dt.export_datatype() == [u'command', {u'argument':None, u'result':None}]
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dt = CommandType(IntRange(-1,1))
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assert dt.export_datatype() == [u'command', {u'argument':[u'int', {u'min':-1, u'max':1}], u'result':None}]
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dt = CommandType(IntRange(-1,1), IntRange(-3,3))
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assert dt.export_datatype() == [u'command', {u'argument':[u'int', {u'min':-1, u'max':1}],
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u'result':[u'int', {u'min':-3, u'max':3}]}]
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def test_get_datatype():
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with pytest.raises(ValueError):
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get_datatype(1)
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with pytest.raises(ValueError):
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get_datatype(True)
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with pytest.raises(ValueError):
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get_datatype(str)
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with pytest.raises(ValueError):
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get_datatype([u'undefined'])
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assert isinstance(get_datatype([u'bool', {}]), BoolType)
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with pytest.raises(ValueError):
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get_datatype([u'bool'])
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with pytest.raises(ValueError):
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get_datatype([u'bool', 3])
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with pytest.raises(ValueError):
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get_datatype([u'int', {u'min':-10}])
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with pytest.raises(ValueError):
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get_datatype([u'int', {u'max':10}])
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assert isinstance(get_datatype([u'int', {u'min':-10, u'max':10}]), IntRange)
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with pytest.raises(ValueError):
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get_datatype([u'int', {u'min':10, u'max':-10}])
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with pytest.raises(ValueError):
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get_datatype([u'int'])
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with pytest.raises(ValueError):
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get_datatype([u'int', {}])
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with pytest.raises(ValueError):
|
|
get_datatype([u'int', 1, 2])
|
|
|
|
assert isinstance(get_datatype([u'double', {}]), FloatRange)
|
|
assert isinstance(get_datatype([u'double', {u'min':-2.718}]), FloatRange)
|
|
assert isinstance(get_datatype([u'double', {u'max':3.14}]), FloatRange)
|
|
assert isinstance(get_datatype([u'double', {u'min':-9.9, u'max':11.1}]),
|
|
FloatRange)
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'double'])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'double', {u'min':10, u'max':-10}])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'double', 1, 2])
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'scaled', {u'scale':0.01,u'min':-2.718}])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'scaled', {u'scale':0.02,u'max':3.14}])
|
|
assert isinstance(get_datatype([u'scaled', {u'scale':0.03,
|
|
u'min':-99,
|
|
u'max':111}]), ScaledInteger)
|
|
|
|
dt = ScaledInteger(scale=0.03, minval=0, maxval=9.9)
|
|
assert dt.export_datatype() == [u'scaled', {u'max':330, u'min':0, u'scale':0.03}]
|
|
assert get_datatype(dt.export_datatype()).export_datatype() == dt.export_datatype()
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'scaled']) # dict missing
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'scaled', {u'min':-10, u'max':10}]) # no scale
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'scaled', {u'min':10, u'max':-10}]) # limits reversed
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'scaled', {}, 1, 2]) # trailing data
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'enum'])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'enum', dict(a=-2)])
|
|
assert isinstance(get_datatype([u'enum', {u'members':dict(a=-2)}]), EnumType)
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'enum', 10, -10])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'enum', [1, 2, 3]])
|
|
|
|
assert isinstance(get_datatype([u'blob', {u'max':1}]), BLOBType)
|
|
assert isinstance(get_datatype([u'blob', {u'min':1, u'max':10}]), BLOBType)
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'blob', {u'min':10, u'max':1}])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'blob', {u'min':10, u'max':-10}])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'blob', 10, -10, 1])
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'string'])
|
|
assert isinstance(get_datatype([u'string', {u'min':1}]), StringType)
|
|
assert isinstance(get_datatype([u'string', {u'min':1, u'max':10}]), StringType)
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'string', {u'min':10, u'max':1}])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'string', {u'min':10, u'max':-10}])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'string', 10, -10, 1])
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'array'])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'array', 1])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'array', [1], 2, 3])
|
|
assert isinstance(get_datatype([u'array', {u'min':1, u'max':1,
|
|
u'members':[u'blob', {u'max':1}]}]
|
|
), ArrayOf)
|
|
assert isinstance(get_datatype([u'array', {u'min':1, u'max':1,
|
|
u'members':[u'blob', {u'max':1}]}]
|
|
).members, BLOBType)
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'array', {u'members':[u'blob', {u'max':1}], u'min':-10}])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'array', {u'members':[u'blob', {u'max':1}],
|
|
u'min':10, 'max':1}])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'array', [u'blob', 1], 10, -10])
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'tuple'])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'tuple', 1])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'tuple', [1], 2, 3])
|
|
assert isinstance(get_datatype([u'tuple', {u'members':[[u'blob',
|
|
{u'max':1}]]}]), TupleOf)
|
|
assert isinstance(get_datatype([u'tuple', {u'members':[[u'blob',
|
|
{u'max':1}]]}]).members[0], BLOBType)
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'tuple', {}])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'tuple', 10, -10])
|
|
|
|
assert isinstance(get_datatype([u'tuple', {u'members':[[u'blob', {u'max':1}],
|
|
[u'bool',{}]]}]), TupleOf)
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'struct'])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'struct', 1])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'struct', [1], 2, 3])
|
|
assert isinstance(get_datatype([u'struct', {u'members':
|
|
{u'name': [u'blob', {u'max':1}]}}]), StructOf)
|
|
assert isinstance(get_datatype([u'struct', {u'members':
|
|
{u'name': [u'blob', {u'max':1}]}}]).members[u'name'], BLOBType)
|
|
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'struct', {}])
|
|
with pytest.raises(ValueError):
|
|
get_datatype([u'struct', {u'members':[1,2,3]}])
|