#!/usr/bin/env python3
#
-# Copyright (C) - 2013 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+# Copyright (C) 2013 Jérémie Galarneau <jeremie.galarneau@efficios.com>
#
-# This program is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License, version 2 only, as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-# more details.
-#
-# You should have received a copy of the GNU General Public License along with
-# this program; if not, write to the Free Software Foundation, Inc., 51
-# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
import os
import subprocess
# Check if a sessiond is running... bail out if none found.
if session_daemon_alive() == 0:
- bail("No sessiond running. Please make sure you are running this test with the \"run\" shell script and verify that the lttng tools are properly installed.")
+ bail(
+ 'No sessiond running. Please make sure you are running this test with the "run" shell script and verify that the lttng tools are properly installed.'
+ )
session_info = create_session()
enable_ust_tracepoint_event(session_info, "lttng_ust_libc*")
start_session(session_info)
-malloc_process = subprocess.Popen(test_path + "prog", stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+malloc_process = subprocess.Popen(
+ test_path + "prog", stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL
+)
malloc_process.wait()
-print_test_result(malloc_process.returncode == 0, current_test, "Test application exited normally")
+print_test_result(
+ malloc_process.returncode == 0, current_test, "Test application exited normally"
+)
current_test += 1
stop_session(session_info)
# Check for malloc events in the resulting trace
try:
- babeltrace_process = subprocess.Popen(["babeltrace", session_info.trace_path], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+ babeltrace_process = subprocess.Popen(
+ [BABELTRACE_BIN, session_info.trace_path],
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE,
+ )
except FileNotFoundError:
- bail("Could not open babeltrace. Please make sure it is installed.", session_info)
+ bail(
+ "Could not open {}. Please make sure it is installed.".format(BABELTRACE_BIN),
+ session_info,
+ )
malloc_event_found = False
free_event_found = False
if malloc_event_found and free_event_found:
continue
- event_line = event_line.decode('utf-8').replace("\n", "")
+ event_line = event_line.decode("utf-8").replace("\n", "")
if re.search(r".*lttng_ust_libc:malloc.*", event_line) is not None:
malloc_event_found = True
babeltrace_process.wait()
-print_test_result(babeltrace_process.returncode == 0, current_test, "Resulting trace is readable")
+print_test_result(
+ babeltrace_process.returncode == 0, current_test, "Resulting trace is readable"
+)
current_test += 1
-print_test_result(malloc_event_found, current_test, "lttng_ust_libc:malloc event found in resulting trace")
+print_test_result(
+ malloc_event_found,
+ current_test,
+ "lttng_ust_libc:malloc event found in resulting trace",
+)
current_test += 1
-print_test_result(free_event_found, current_test, "lttng_ust_libc:free event found in resulting trace")
+print_test_result(
+ free_event_found, current_test, "lttng_ust_libc:free event found in resulting trace"
+)
current_test += 1
shutil.rmtree(session_info.tmp_directory)