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- #!/usr/bin/env python3
- import subprocess, os, sys
- import xml.etree.ElementTree as ET
- from collections import defaultdict
- from statistics import median, stdev
- from datetime import datetime
- def get_commit_hash():
- res = subprocess.run('git rev-parse HEAD'.split(), check=True, stdout=subprocess.PIPE, universal_newlines=True)
- return res.stdout.strip()
- if len(sys.argv) < 2:
- print('Usage: {} benchmark-binary'.format(sys.argv[0]))
- exit(1)
- num_runs = 10
- data = defaultdict(list)
- def parse_file(file):
- def recursive_search(node):
- if node.tag == 'TestCase':
- results = node.find('OverallResult')
- time = results.get('durationInSeconds')
- data[node.get('name')].append(float(time))
- elif node.tag in ('Group', 'Catch'):
- for child in node:
- recursive_search(child)
- tree = ET.parse(file)
- recursive_search(tree.getroot())
- def run_benchmarks(binary):
- call = [binary] + '-d yes -r xml -o'.split()
- for i in range(num_runs):
- file = 'temp{}.xml'.format(i)
- print('Run number {}'.format(i))
- subprocess.run(call + [file])
- parse_file(file)
- # Remove file right after parsing, because benchmark output can be big
- os.remove(file)
- # Run benchmarks
- run_benchmarks(sys.argv[1])
- result_file = '{:%Y-%m-%dT%H-%M-%S}-{}.result'.format(datetime.now(), get_commit_hash())
- print('Writing results to {}'.format(result_file))
- with open(result_file, 'w') as file:
- for k in sorted(data):
- file.write('{}: median: {} (s), stddev: {} (s)\n'.format(k, median(data[k]), stdev(data[k])))
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