process_mining / pm4py /tests /petri_imp_exp_test.py
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Add 'pm4py/' from commit '80970016c5e1e79af7c37df0dd88e17587fe7bcf'
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import os
import unittest
from pm4py.algo.conformance.alignments.petri_net import algorithm as align_alg
from pm4py.algo.conformance.tokenreplay import algorithm as token_replay
from pm4py.objects import petri_net
from pm4py.objects.log.importer.xes import importer as xes_importer
from pm4py.objects.petri_net.exporter import exporter as petri_exporter
from pm4py.objects.petri_net.importer import importer as petri_importer
from pm4py.algo.discovery.inductive import algorithm as inductive_miner
from tests.constants import INPUT_DATA_DIR, OUTPUT_DATA_DIR
from pm4py.objects.conversion.process_tree import converter as process_tree_converter
class PetriImportExportTest(unittest.TestCase):
def test_importingExportingPetri(self):
# to avoid static method warnings in tests,
# that by construction of the unittest package have to be expressed in such way
self.dummy_variable = "dummy_value"
imported_petri1, marking1, fmarking1 = petri_importer.apply(
os.path.join(INPUT_DATA_DIR, "running-example.pnml"))
petri_exporter.apply(imported_petri1, marking1, os.path.join(OUTPUT_DATA_DIR, "running-example.pnml"))
imported_petri2, marking2, fmarking2 = petri_importer.apply(
os.path.join(OUTPUT_DATA_DIR, "running-example.pnml"))
self.assertEqual(sorted([x.name for x in imported_petri1.places]),
sorted([x.name for x in imported_petri2.places]))
self.assertEqual(sorted([x.name for x in imported_petri1.transitions]),
sorted([x.name for x in imported_petri2.transitions]))
self.assertEqual(sorted([x.source.name + x.target.name for x in imported_petri1.arcs]),
sorted([x.source.name + x.target.name for x in imported_petri2.arcs]))
self.assertEqual([x.name for x in marking1], [x.name for x in marking2])
os.remove(os.path.join(OUTPUT_DATA_DIR, "running-example.pnml"))
def test_importingPetriLogTokenReplay(self):
# to avoid static method warnings in tests,
# that by construction of the unittest package have to be expressed in such way
self.dummy_variable = "dummy_value"
imported_petri1, marking1, fmarking1 = petri_importer.apply(
os.path.join(INPUT_DATA_DIR, "running-example.pnml"))
log = xes_importer.apply(os.path.join(INPUT_DATA_DIR, "running-example.xes"))
aligned_traces = token_replay.apply(log, imported_petri1, marking1, fmarking1)
del aligned_traces
def test_importingPetriLogAlignment(self):
# to avoid static method warnings in tests,
# that by construction of the unittest package have to be expressed in such way
self.dummy_variable = "dummy_value"
imported_petri1, marking1, fmarking1 = petri_importer.apply(
os.path.join(INPUT_DATA_DIR, "running-example.pnml"))
log = xes_importer.apply(os.path.join(INPUT_DATA_DIR, "running-example.xes"))
final_marking = petri_net.obj.Marking()
for p in imported_petri1.places:
if not p.out_arcs:
final_marking[p] = 1
for trace in log:
cf_result = align_alg.apply(trace, imported_petri1, marking1, final_marking,
variant=align_alg.VERSION_DIJKSTRA_NO_HEURISTICS)['alignment']
is_fit = True
for couple in cf_result:
if not (couple[0] == couple[1] or couple[0] == ">>" and couple[1] is None):
is_fit = False
if not is_fit:
raise Exception("should be fit")
def test_s_components(self):
# to avoid static method warnings in tests,
# that by construction of the unittest package have to be expressed in such way
self.dummy_variable = "dummy_value"
log = xes_importer.apply(os.path.join(INPUT_DATA_DIR, "running-example.xes"))
process_tree = inductive_miner.apply(log)
net, im, fm = process_tree_converter.apply(process_tree)
s_comps = petri_net.utils.petri_utils.get_s_components_from_petri(net, im, fm)
del s_comps
if __name__ == "__main__":
unittest.main()