3 import sys, os, subprocess, tempfile, shutil
7 # https://stackoverflow.com/a/4408409 as we might have huge output sometimes
8 with tempfile.TemporaryFile () as tempf:
9 p = subprocess.Popen (command, stderr=tempf)
12 p.wait (timeout=int (os.environ.get ("HB_TEST_SUBSET_FUZZER_TIMEOUT", "12")))
16 #TODO: Detect debug mode with a better way
17 is_debug_mode = b"SANITIZE" in text
19 return ("" if is_debug_mode else text.decode ("utf-8").strip ()), p.returncode
20 except subprocess.TimeoutExpired:
21 return 'error: timeout, ' + ' '.join (command), 1
24 srcdir = os.environ.get ("srcdir", ".")
25 EXEEXT = os.environ.get ("EXEEXT", "")
26 top_builddir = os.environ.get ("top_builddir", ".")
27 hb_subset_fuzzer = os.path.join (top_builddir, "hb-subset-fuzzer" + EXEEXT)
29 if not os.path.exists (hb_subset_fuzzer):
30 if len (sys.argv) < 2 or not os.path.exists (sys.argv[1]):
31 sys.exit ("""Failed to find hb-subset-fuzzer binary automatically,
32 please provide it as the first argument to the tool""")
34 hb_subset_fuzzer = sys.argv[1]
36 print ('hb_subset_fuzzer:', hb_subset_fuzzer)
39 libtool = os.environ.get('LIBTOOL')
41 if os.environ.get('RUN_VALGRIND', ''):
42 valgrind = shutil.which ('valgrind')
44 sys.exit ("""Valgrind requested but not found.""")
46 print ("""Valgrind support is currently autotools only and needs libtool but not found.""")
49 def run_dir (parent_path):
51 for file in os.listdir (parent_path):
52 path = os.path.join(parent_path, file)
53 # TODO: Run on all the fonts not just subset related ones
54 if "subset" not in path: continue
56 print ("running subset fuzzer against %s" % path)
58 text, returncode = cmd (libtool.split(' ') + ['--mode=execute', valgrind + ' --leak-check=full --show-leak-kinds=all --error-exitcode=1', '--', hb_subset_fuzzer, path])
60 text, returncode = cmd ([hb_subset_fuzzer, path])
64 if (not valgrind or returncode) and text.strip ():
68 print ("failed for %s" % path)
72 run_dir (os.path.join (srcdir, "..", "subset", "data", "fonts"))
73 run_dir (os.path.join (srcdir, "fonts"))
76 sys.exit ("%d subset fuzzer related tests failed." % fails)