From 969d1d393e75a229523c234203059fb570d28ed1 Mon Sep 17 00:00:00 2001 From: Lars-Dominik Braun Date: Tue, 17 Sep 2019 18:31:24 +0200 Subject: Initial import --- lulua/test_optimize.py | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 lulua/test_optimize.py (limited to 'lulua/test_optimize.py') diff --git a/lulua/test_optimize.py b/lulua/test_optimize.py new file mode 100644 index 0000000..7c4c193 --- /dev/null +++ b/lulua/test_optimize.py @@ -0,0 +1,39 @@ +# Copyright (c) 2019 lulua contributors +# +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documentation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. + +from .optimize import Annealer + +class NullAnnealer (Annealer): + """ Simple dummy annealer for testing """ + def energy (self): + return sum (self.state) + + def mutate (self): + prev = self.energy () + self.state = [x-1 for x in self.state] + return self.energy () - prev + +def test_null_annealer (): + dut = NullAnnealer ([1, 2, 3]) + optimal, energy = dut.run (1) + assert optimal == [0, 1, 2] + assert energy == sum ([0, 1, 2])-sum([1, 2, 3]) + assert dut.energy () == sum([0, 1, 2]) + -- cgit v1.2.3