1 files changed, 49 insertions, 0 deletions
diff --git a/tools/hash_benchmark.py b/tools/hash_benchmark.py
new file mode 100644
index 000000000..8dd3ccf0b
--- /dev/null
+++ b/tools/hash_benchmark.py
@@ -0,0 +1,49 @@
+#!/usr/bin/env python
+# Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
+# Performs benchmark on hash algorithms
+
+import os
+import sys
+import time
+import subprocess
+
+algorithms = [
+    "md5",
+    "sha1",
+    "sha224",
+    "sha256",
+    "sha512",
+    "sha3-224",
+    "sha3-256",
+    "sha3-384",
+    "sha3-512",
+]
+
+
+def run_benchmark(deno_exe, method, input_file):
+    # compile
+    subprocess.call([deno_exe, "run", "cli/tests/hash.ts"])
+
+    for alg in algorithms:
+        args = [
+            deno_exe, "run", "--allow-read", "cli/tests/hash.ts", method, alg,
+            input_file
+        ]
+
+        p = subprocess.Popen(args, stdout=subprocess.PIPE)
+        (out, _) = p.communicate()
+
+        elapsed = out.split(':')[1].strip()
+        print "[{}] {}".format(alg, elapsed)
+
+
+def main():
+    if len(sys.argv) < 4:
+        print "Usage ./tools/hash_benchmark.py path/to/deno method input"
+        sys.exit(1)
+
+    run_benchmark(sys.argv[1], sys.argv[2], sys.argv[3])
+
+
+if __name__ == '__main__':
+    main()