# 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, "ust_tests_exitfast*")
test_env = os.environ.copy()
test_env["LTTNG_UST_REGISTER_TIMEOUT"] = "-1"
-exit_fast_process = subprocess.Popen(test_path + "exit-fast", stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL, env=test_env)
+exit_fast_process = subprocess.Popen(
+ test_path + "exit-fast",
+ stdout=subprocess.DEVNULL,
+ stderr=subprocess.DEVNULL,
+ env=test_env,
+)
exit_fast_process.wait()
-print_test_result(exit_fast_process.returncode == 0, current_test, "Test application exited normally")
+print_test_result(
+ exit_fast_process.returncode == 0, current_test, "Test application exited normally"
+)
current_test += 1
-exit_fast_process = subprocess.Popen([test_path + "exit-fast", "suicide"], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL, env=test_env)
+exit_fast_process = subprocess.Popen(
+ [test_path + "exit-fast", "suicide"],
+ stdout=subprocess.DEVNULL,
+ stderr=subprocess.DEVNULL,
+ env=test_env,
+)
exit_fast_process.wait()
stop_session(session_info)
# Check both events (normal exit and suicide messages) are present 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.")
+ bail("Could not open {}. Please make sure it is installed.".format(BABELTRACE_BIN))
event_lines = []
for event_line in babeltrace_process.stdout:
- event_line = event_line.decode('utf-8').replace("\n", "")
+ event_line = event_line.decode("utf-8").replace("\n", "")
event_lines.append(event_line)
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
if babeltrace_process.returncode != 0:
bail("Unreadable trace; can't proceed with analysis.")
-print_test_result(len(event_lines) == 2, current_test, "Correct number of events found in resulting trace")
+print_test_result(
+ len(event_lines) == 2,
+ current_test,
+ "Correct number of events found in resulting trace",
+)
current_test += 1
if len(event_lines) != 2:
- bail("Unexpected number of events found in resulting trace (" + session_info.trace_path + ")." )
+ bail(
+ "Unexpected number of events found in resulting trace ("
+ + session_info.trace_path
+ + ")."
+ )
match = re.search(r".*message = \"(.*)\"", event_lines[0])
-print_test_result(match is not None and match.group(1) == normal_exit_message, current_test,\
- "Tracepoint message generated during normal exit run is present in trace and has the expected value")
+print_test_result(
+ match is not None and match.group(1) == normal_exit_message,
+ current_test,
+ "Tracepoint message generated during normal exit run is present in trace and has the expected value",
+)
current_test += 1
match = re.search(r".*message = \"(.*)\"", event_lines[1])
-print_test_result(match is not None and match.group(1) == suicide_exit_message, current_test,\
- "Tracepoint message generated during suicide run is present in trace and has the expected value")
+print_test_result(
+ match is not None and match.group(1) == suicide_exit_message,
+ current_test,
+ "Tracepoint message generated during suicide run is present in trace and has the expected value",
+)
current_test += 1
shutil.rmtree(session_info.tmp_directory)