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#!/usr/bin/python
import argparse
import os
import popen2
import sys
import shutil
def readFile(f):
s = ""
while 1:
data = f.read()
if not data:
break
s += data
return s
def testFile(name, klee_path, lli_path):
baseName,ext = os.path.splitext(name)
exeFile = 'Output/linked_%s.bc'%baseName
print '-- building test bitcode --'
make_cmd = 'make %s 2>&1' % (exeFile,)
print "EXECUTING: %s" % (make_cmd,)
sys.stdout.flush()
if os.system(make_cmd):
raise SystemExit('make failed')
print '\n-- running lli --'
lli_cmd = '%s -force-interpreter=true %s' % (lli_path, exeFile)
print "EXECUTING: %s" % (lli_cmd,)
lli = popen2.Popen3(lli_cmd)
lliOut = readFile(lli.fromchild)
if lli.wait():
raise SystemExit('lli execution failed')
print '-- lli output --\n%s--\n' % (lliOut,)
print '-- running klee --'
klee_out_path = "Output/%s.klee-out" % (baseName,)
if os.path.exists(klee_out_path):
shutil.rmtree(klee_out_path)
klee_cmd = '%s --output-dir=%s --no-output %s' % (
klee_path, klee_out_path, exeFile)
print "EXECUTING: %s" % (klee_cmd,)
sys.stdout.flush()
klee = popen2.Popen3(klee_cmd)
kleeOut = readFile(klee.fromchild)
if klee.wait():
raise SystemExit('klee execution failed')
print '-- klee output --\n%s--\n' % (kleeOut,)
if lliOut != kleeOut:
raise SystemExit('outputs differ')
def testOneFile(f, printOutput=False):
try:
testFile(f, printOutput)
code = ['pass','xpass'][f.startswith('broken')]
extra = ''
except TestError,e:
code = ['fail','xfail'][f.startswith('broken')]
extra = str(e)
print '%s: %s -- %s'%(code,f,extra)
def main():
parser = argparse.ArgumentParser()
parser.add_argument('test_path', help='test path')
parser.add_argument('--klee', dest='klee_path',
help="path to the klee binary",
required=True)
parser.add_argument('--lli', dest='lli_path',
help="path to the lli binary",
required=True)
opts = parser.parse_args()
test_name = os.path.basename(opts.test_path)
testFile(test_name, opts.klee_path, opts.lli_path)
if __name__=='__main__':
main()
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