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mutmut_report.py
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import subprocess
import json
import os
import csv
def create_report():
mutmut_result = subprocess.run(["mutmut", "run", "--use-coverage"], stdout=subprocess.PIPE)
survival_rate = extract_survival_rate(mutmut_result.stdout)
dict_report = create_report_dict(survival_rate)
write_json_report(dict_report)
write_csv_report(dict_report)
def extract_survival_rate(mutmut_result):
lines: list = mutmut_result.decode("utf-8").split("\r")
last_line = lines[-1]
result_elements = last_line.split()
total_mutants = int(result_elements[1].split("/")[0])
surviving_mutants = int(result_elements[9])
return round((surviving_mutants / total_mutants) * 100)
def create_report_dict(survival_rate):
return {"survival_rate": survival_rate}
def write_json_report(dict_report):
filename = '.mutmut/mutmut_report.json'
os.makedirs(os.path.dirname(filename), exist_ok=True)
with open(filename, "w") as f:
f.write(json.dumps(dict_report))
def write_csv_report(dict_report):
with open('.mutmut/mutmut_report.csv', mode='w') as mutmut_report_file:
field_name = ['survival_rate']
writer = csv.DictWriter(mutmut_report_file, fieldnames=field_name)
writer.writeheader()
writer.writerow(dict_report)
if __name__ == '__main__':
create_report()