tests: don't buffer worker stdin/stdout
Required to get VCLAppWorker stdin / stdout data
into log.txt when a test fails.
Type: test
@@ -1727,8 +1727,9 @@ class Worker(Thread):
env.update(self.env)
env["CK_LOG_FILE_NAME"] = "-"
self.process = subprocess.Popen(
- self.args, shell=False, env=env, preexec_fn=os.setpgrp,
- stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+ ['stdbuf', '-o0', '-e0'] + self.args, shell=False, env=env,
+ preexec_fn=os.setpgrp, stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE)
self.wait_for_enter()
out, err = self.process.communicate()
self.logger.debug("Finished running `{app}'".format(app=self.app_name))
