def fail_test(self, condition, dump_stdio=True, *args):
if not condition:
return
if hasattr(self, 'difference'):
f = StringIO.StringIO()
self.difference.pprint(f)
annotation("changes caused by the last build command", f.getvalue())
if dump_stdio:
self.dump_stdio()
if '--preserve' in sys.argv:
print
print "*** Copying the state of working dir into 'failed_test' ***"
print
path = os.path.join(self.original_workdir, "failed_test")
if os.path.isdir(path):
shutil.rmtree(path, ignore_errors=False)
elif os.path.exists(path):
raise "Path " + path + " already exists and is not a directory";
shutil.copytree(self.workdir, path)
at = TestCmd.caller(traceback.extract_stack(), 0)
annotation("stacktrace", at)
sys.exit(1)
