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#!/usr/bin/env python
# Performs benchmark and append data to //website/data.json.
# If //website/data.json doesn't exist, this script tries to import it from gh-pages branch.
# To view the results locally run ./tools/http_server.py and visit
# http://localhost:4545/website
import os
import sys
import json
import time
import shutil
from util import run, run_output, root_path, build_path
# The list of the tuples of the benchmark name and arguments
benchmarks = [("hello", ["tests/002_hello.ts", "--reload"]),
("relative_import", ["tests/003_relative_import.ts",
"--reload"])]
gh_pages_data_file = "gh-pages/data.json"
data_file = "website/data.json"
def read_json(filename):
with open(filename) as json_file:
return json.load(json_file)
def write_json(filename, data):
with open(filename, 'w') as outfile:
json.dump(data, outfile)
def import_data_from_gh_pages():
if os.path.exists(data_file):
return
try:
run([
"git", "clone", "--depth", "1", "-b", "gh-pages",
"https://github.com/denoland/deno.git", "gh-pages"
])
shutil.copy(gh_pages_data_file, data_file)
except:
write_json(data_file, []) # writes empty json data
def main(argv):
if len(argv) == 2:
build_dir = sys.argv[1]
elif len(argv) == 1:
build_dir = build_path()
else:
print "Usage: tools/benchmark.py [build_dir]"
sys.exit(1)
deno_path = os.path.join(build_dir, "deno")
benchmark_file = os.path.join(build_dir, "benchmark.json")
os.chdir(root_path)
import_data_from_gh_pages()
# TODO: Use hyperfine in //third_party
run(["hyperfine", "--export-json", benchmark_file, "--warmup", "3"] +
[deno_path + " " + " ".join(args) for [_, args] in benchmarks])
all_data = read_json(data_file)
benchmark_data = read_json(benchmark_file)
sha1 = run_output(["git", "rev-parse", "HEAD"]).strip()
new_data = {
"created_at": time.strftime("%Y-%m-%dT%H:%M:%SZ"),
"sha1": sha1,
"binary_size": os.path.getsize(deno_path),
"benchmark": {}
}
for [[name, _], data] in zip(benchmarks, benchmark_data["results"]):
new_data["benchmark"][name] = {
"mean": data["mean"],
"stddev": data["stddev"],
"user": data["user"],
"system": data["system"],
"min": data["min"],
"max": data["max"]
}
all_data.append(new_data)
write_json(data_file, all_data)
if __name__ == '__main__':
main(sys.argv)
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