terracotta/tests/locals/overload/mhod/test_bruteforce.py
2012-10-24 16:03:06 +11:00

84 lines
2.8 KiB
Python

# Copyright 2012 Anton Beloglazov
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from mocktest import *
from pyqcy import *
from operator import le
import neat.locals.overload.mhod.bruteforce as b
import neat.locals.overload.mhod.nlp as nlp
import logging
logging.disable(logging.CRITICAL)
class Bruteforce(TestCase):
def test_solve2(self):
def fn1(x, y):
return x + y
def fn2(x, y):
return 2 * x + y
def fn3(x, y):
return x - y
def fn4(x, y):
return x / y
self.assertEqual([round(x, 1)
for x in b.solve2(fn1, (fn1, le, 10), 0.1, 1.0)],
[1.0, 1.0])
self.assertEqual([round(x, 1)
for x in b.solve2(fn1, (fn1, le, 0.5), 0.1, 1.0)],
[0.0, 0.5])
self.assertEqual([round(x, 1)
for x in b.solve2(fn2, (fn1, le, 0.5), 0.1, 1.0)],
[0.5, 0.0])
self.assertEqual([round(x, 1)
for x in b.solve2(fn3, (fn3, le, 10), 0.1, 1.0)],
[1.0, 0.0])
self.assertEqual([round(x, 1)
for x in b.solve2(fn4, (fn4, le, 10), 0.1, 1.0)],
[1.0, 0.1])
def test_optimize(self):
with MockTransaction:
step = 0.1
limit = 1
otf = 0.3
migration_time = 20.
ls = [lambda x: x, lambda x: x]
p = [[0, 1]]
state_vector = [0, 1]
time_in_states = 10
time_in_state_n = 5
objective = mock('objective')
constraint = mock('constraint')
solution = [1, 2, 3]
expect(nlp).build_objective(ls, state_vector, p). \
and_return(objective).once()
expect(nlp).build_constraint(
otf, migration_time, ls, state_vector,
p, time_in_states, time_in_state_n). \
and_return(constraint).once()
expect(b).solve2(objective, constraint, step, limit). \
and_return(solution).once()
self.assertEqual(
b.optimize(step, limit, otf, migration_time, ls,
p, state_vector, time_in_states, time_in_state_n),
solution)