3 from __future__ import print_function, division, absolute_import
5 import sys, os, subprocess, tempfile, threading
9 # https://stackoverflow.com/a/377028
11 return os.path.isfile(fpath) and os.access(fpath, os.X_OK)
13 fpath, _ = os.path.split(program)
18 for path in os.environ["PATH"].split(os.pathsep):
19 exe_file = os.path.join(path, program)
27 # https://stackoverflow.com/a/4408409
28 # https://stackoverflow.com/a/10012262
29 with tempfile.TemporaryFile() as tempf:
30 p = subprocess.Popen (command, stderr=tempf)
31 is_killed = {'value': False}
33 def timeout(p, is_killed):
34 is_killed['value'] = True
36 timeout_seconds = int (os.environ.get ("HB_TEST_SUBSET_FUZZER_TIMEOUT", "8"))
37 timer = threading.Timer (timeout_seconds, timeout, [p, is_killed])
45 #TODO: Detect debug mode with a better way
46 is_debug_mode = b"SANITIZE" in text
48 text = "" if is_debug_mode else text.decode ("utf-8").strip ()
49 returncode = p.returncode
53 if is_killed['value']:
54 text = 'error: timeout, ' + text
57 return text, returncode
60 srcdir = os.environ.get ("srcdir", ".")
61 EXEEXT = os.environ.get ("EXEEXT", "")
62 top_builddir = os.environ.get ("top_builddir", ".")
63 hb_subset_fuzzer = os.path.join (top_builddir, "hb-subset-fuzzer" + EXEEXT)
65 if not os.path.exists (hb_subset_fuzzer):
66 if len (sys.argv) < 2 or not os.path.exists (sys.argv[1]):
67 print ("""Failed to find hb-subset-fuzzer binary automatically,
68 please provide it as the first argument to the tool""")
71 hb_subset_fuzzer = sys.argv[1]
73 print ('hb_subset_fuzzer:', hb_subset_fuzzer)
76 libtool = os.environ.get('LIBTOOL')
78 if os.environ.get('RUN_VALGRIND', ''):
79 valgrind = which ('valgrind')
81 print ("""Valgrind requested but not found.""")
84 print ("""Valgrind support is currently autotools only and needs libtool but not found.""")
87 def run_dir (parent_path):
89 for file in os.listdir (parent_path):
90 path = os.path.join(parent_path, file)
91 # TODO: Run on all the fonts not just subset related ones
92 if "subset" not in path: continue
94 print ("running subset fuzzer against %s" % path)
96 text, returncode = cmd (libtool.split(' ') + ['--mode=execute', valgrind + ' --leak-check=full --show-leak-kinds=all --error-exitcode=1', '--', hb_subset_fuzzer, path])
98 text, returncode = cmd ([hb_subset_fuzzer, path])
102 if (not valgrind or returncode) and text.strip ():
106 print ("failed for %s" % path)
110 run_dir (os.path.join (srcdir, "..", "subset", "data", "fonts"))
111 run_dir (os.path.join (srcdir, "fonts"))
114 print ("%i subset fuzzer related tests failed." % fails)