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# (c) 2016, Ansible, Inc
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
from __future__ import annotations
import math
def issubset(a, b):
return set(a) <= set(b)
def issuperset(a, b):
return set(a) >= set(b)
def isnotanumber(x):
try:
return math.isnan(x)
except TypeError:
return False
def contains(seq, value):
'''Opposite of the ``in`` test, allowing use as a test in filters like ``selectattr``
.. versionadded:: 2.8
'''
return value in seq
class TestModule:
''' Ansible math jinja2 tests '''
def tests(self):
return {
# set theory
'subset': issubset,
'issubset': issubset,
'superset': issuperset,
'issuperset': issuperset,
'contains': contains,
# numbers
'nan': isnotanumber,
'isnan': isnotanumber,
}
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