80 lines
2.4 KiB
Python
Executable File
80 lines
2.4 KiB
Python
Executable File
#!/usr/bin/env python3
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import sys, os, subprocess, tempfile, shutil
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def cmd (command):
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# https://stackoverflow.com/a/4408409 as we might have huge output sometimes
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with tempfile.TemporaryFile () as tempf:
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p = subprocess.Popen (command, stderr=tempf)
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try:
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p.wait (timeout=int (os.environ.get ("HB_TEST_SUBSET_FUZZER_TIMEOUT", "12")))
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tempf.seek (0)
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text = tempf.read ()
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#TODO: Detect debug mode with a better way
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is_debug_mode = b"SANITIZE" in text
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return ("" if is_debug_mode else text.decode ("utf-8").strip ()), p.returncode
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except subprocess.TimeoutExpired:
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return 'error: timeout, ' + ' '.join (command), 1
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srcdir = os.environ.get ("srcdir", ".")
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EXEEXT = os.environ.get ("EXEEXT", "")
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top_builddir = os.environ.get ("top_builddir", ".")
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hb_subset_fuzzer = os.path.join (top_builddir, "hb-subset-fuzzer" + EXEEXT)
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if not os.path.exists (hb_subset_fuzzer):
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if len (sys.argv) < 2 or not os.path.exists (sys.argv[1]):
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print ("""Failed to find hb-subset-fuzzer binary automatically,
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please provide it as the first argument to the tool""")
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sys.exit (1)
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hb_subset_fuzzer = sys.argv[1]
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print ('hb_subset_fuzzer:', hb_subset_fuzzer)
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fails = 0
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libtool = os.environ.get('LIBTOOL')
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valgrind = None
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if os.environ.get('RUN_VALGRIND', ''):
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valgrind = shutil.which ('valgrind')
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if valgrind is None:
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print ("""Valgrind requested but not found.""")
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sys.exit (1)
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if libtool is None:
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print ("""Valgrind support is currently autotools only and needs libtool but not found.""")
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def run_dir (parent_path):
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global fails
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for file in os.listdir (parent_path):
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path = os.path.join(parent_path, file)
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# TODO: Run on all the fonts not just subset related ones
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if "subset" not in path: continue
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print ("running subset fuzzer against %s" % path)
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if valgrind:
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text, returncode = cmd (libtool.split(' ') + ['--mode=execute', valgrind + ' --leak-check=full --show-leak-kinds=all --error-exitcode=1', '--', hb_subset_fuzzer, path])
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else:
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text, returncode = cmd ([hb_subset_fuzzer, path])
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if 'error' in text:
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returncode = 1
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if (not valgrind or returncode) and text.strip ():
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print (text)
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if returncode != 0:
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print ("failed for %s" % path)
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fails = fails + 1
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run_dir (os.path.join (srcdir, "..", "subset", "data", "fonts"))
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run_dir (os.path.join (srcdir, "fonts"))
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if fails:
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print ("%i subset fuzzer related tests failed." % fails)
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sys.exit (1)
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