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105 lines
3.0 KiB
Python
105 lines
3.0 KiB
Python
import os
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import io
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import tempfile
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import shutil
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from unittest import TestCase
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from soil import exporters
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from soil import simulation
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from soil import agents
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class Dummy(exporters.Exporter):
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started = False
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trials = 0
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ended = False
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total_time = 0
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called_start = 0
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called_trial = 0
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called_end = 0
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def sim_start(self):
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self.__class__.called_start += 1
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self.__class__.started = True
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def trial_end(self, env):
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assert env
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self.__class__.trials += 1
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self.__class__.total_time += env.now
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self.__class__.called_trial += 1
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def sim_end(self):
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self.__class__.ended = True
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self.__class__.called_end += 1
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class Exporters(TestCase):
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def test_basic(self):
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# We need to add at least one agent to make sure the scheduler
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# ticks every step
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num_trials = 5
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max_time = 2
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config = {
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'name': 'exporter_sim',
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'model_params': {
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'agents': [{
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'agent_class': agents.BaseAgent
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}]
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},
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'max_time': max_time,
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'num_trials': num_trials,
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}
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s = simulation.from_config(config)
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for env in s.run_simulation(exporters=[Dummy], dry_run=True):
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assert len(env.agents) == 1
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assert env.now == max_time
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assert Dummy.started
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assert Dummy.ended
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assert Dummy.called_start == 1
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assert Dummy.called_end == 1
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assert Dummy.called_trial == num_trials
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assert Dummy.trials == num_trials
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assert Dummy.total_time == max_time * num_trials
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def test_writing(self):
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'''Try to write CSV, sqlite and YAML (without dry_run)'''
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n_trials = 5
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config = {
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'name': 'exporter_sim',
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'network_params': {
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'generator': 'complete_graph',
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'n': 4
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},
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'agent_class': 'CounterModel',
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'max_time': 2,
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'num_trials': n_trials,
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'dry_run': False,
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'environment_params': {}
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}
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output = io.StringIO()
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s = simulation.from_config(config)
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tmpdir = tempfile.mkdtemp()
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envs = s.run_simulation(exporters=[
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exporters.default,
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exporters.csv,
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],
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dry_run=False,
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outdir=tmpdir,
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exporter_params={'copy_to': output})
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result = output.getvalue()
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simdir = os.path.join(tmpdir, s.group or '', s.name)
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with open(os.path.join(simdir, '{}.dumped.yml'.format(s.name))) as f:
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result = f.read()
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assert result
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try:
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for e in envs:
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with open(os.path.join(simdir, '{}.env.csv'.format(e.id))) as f:
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result = f.read()
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assert result
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finally:
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shutil.rmtree(tmpdir)
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