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1# Copyright (c) 2014-2015, Intel Corporation
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without modification,
5# are permitted provided that the following conditions are met:
6#
7# 1. Redistributions of source code must retain the above copyright notice, this
8# list of conditions and the following disclaimer.
9#
10# 2. Redistributions in binary form must reproduce the above copyright notice,
11# this list of conditions and the following disclaimer in the documentation and/or
12# other materials provided with the distribution.
13#
14# 3. Neither the name of the copyright holder nor the names of its contributors
15# may be used to endorse or promote products derived from this software without
16# specific prior written permission.
17#
18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
19# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
22# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
25# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29from clientsimulator.criterion.Criterion import Criterion
30from clientsimulator.criterion.Criterion import InvalidCriterionException
31
32
33class InclusiveCriterion(Criterion):
34
35    """
36    This file describe Inclusive Criterion Behavior
37
38    This types of criterion can have several values at the same time
39    """
40
41    def __init__(self):
42        super().__init__()
43        self.__currentValues = set()
44
45    @property
46    def currentValue(self):
47        return self.__currentValues
48
49    @currentValue.setter
50    def currentValue(self, stringNewVal):
51        """
52            Criterion current value setter
53
54            :param stringNewVal: the string containing desired values
55            separated by a space
56            :type stringNewVal: string
57        """
58
59        # TODO: Avoid string splitting by using a list as parameter
60        # Warning, we have chosen this solution for now because
61        # it avoids TestVectorFactory to test criterions type before
62        # to use this setter. Indeed, ExclusiveCriterion setter has
63        # exactly the same prototype.
64        valueList = stringNewVal.split()
65
66        if self.noValue in valueList:
67            # if we put default value, we empty the list first
68            self.__currentValues = set()
69            self.__currentValues.add(self.noValue)
70        else:
71            # We set a value, we have to remove default is it's set
72            if self.noValue in self.__currentValues:
73                self.__currentValues.remove(self.noValue)
74
75            for currentValue in valueList:
76                if currentValue in self._allowedValues \
77                        and currentValue != self.noValue:
78                    self.__currentValues.add(currentValue)
79                else:
80                    raise InvalidCriterionException(
81                        "Value {} is not allowed for {}.".format(
82                            currentValue, self.__class__.__name__))
83
84    def removeValue(self, currentValue):
85        if currentValue in self.__currentValues:
86            self.__currentValues.remove(currentValue)
87        else:
88            raise InvalidCriterionException(
89                "Value {} is not currently setted.".format(currentValue))
90        # If there is no value, assume it's default
91        if not self.__currentValues:
92            self.__currentValues.append(self.noValue)
93
94    def __str__(self):
95        return self.__class__.__name__ + ' : ' + str(self.__currentValues)
96