script/show_test_time

   1 #!/usr/bin/python
   2
   3 import optparse
   4 import os.path
   5 import subprocess
   6 import sys
   7
   8 parser = optparse.OptionParser()
   9 parser.add_option("--limit", dest="limit", type=int,
  10                   help="Limit to this number of output entries.", default=0)
  11 (opts, args) = parser.parse_args()
  12
  13 third_party_path = os.path.join(os.path.dirname(sys.argv[0]), "..", "lib")
  14 subunit_prefix = "PYTHONPATH="+ ":".join([
  15     os.path.join(third_party_path, "testtools"),
  16     os.path.join(third_party_path, "mimeparse"),
  17     os.path.join(third_party_path, "extras"),
  18     os.path.join(third_party_path, "subunit/python")]) + (
  19     " " + os.path.join(third_party_path, "subunit"))
  20
  21 durations = {}
  22
  23 cmd = (os.path.join(subunit_prefix, "filters/subunit-1to2") + " | " +
  24        os.path.join(subunit_prefix, "filters/subunit-ls") + " --times --no-passthrough")
  25
  26 p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stdin=sys.stdin, shell=True)
  27 for l in p.stdout:
  28     l = l.strip()
  29     (name, duration) = l.rsplit(" ", 1)
  30     durations[name] = float(duration)
  31
  32 if opts.limit:
  33     print "Top %d tests by run time:" % opts.limit
  34
  35 for i, (name, length) in enumerate(sorted(
  36     durations.items(), cmp=lambda (k1,v1), (k2, v2): cmp(v1, v2), reverse=True)):
  37     if opts.limit and i == opts.limit:
  38         break
  39     print "%d: %s -> %ds" % (i+1, name, length)