Cleanup: run black on tree

[lttng-tools.git] / tests / regression / ust / daemon / test_daemon.py

diff --git a/tests/regression/ust/daemon/test_daemon.py b/tests/regression/ust/daemon/test_daemon.py
index 46df102b9bb42284e1d124ab08763cffabf841d0..058821ca390f9ddab606a89e0b0d785370b90787 100644 (file)
--- a/tests/regression/ust/daemon/test_daemon.py
+++ b/tests/regression/ust/daemon/test_daemon.py
@@ -26,7 +26,9 @@ print("1..{0}".format(NR_TESTS))
 
 # 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, "*")
@@ -37,7 +39,7 @@ parent_pid = None
 daemon_pid = None
 daemon_process = subprocess.Popen(test_path + "daemon", stdout=subprocess.PIPE)
 for line in daemon_process.stdout:
-    name, pid = line.decode('utf-8').split()
+    name, pid = line.decode("utf-8").split()
     if name == "child_pid":
         daemon_pid = int(pid)
     if name == "parent_pid":
@@ -46,9 +48,16 @@ for line in daemon_process.stdout:
 daemon_process_return_code = daemon_process.wait()
 
 if parent_pid is None or daemon_pid is None:
-    bail("Unexpected output received from daemon test executable." + str(daemon_process_output))
-
-print_test_result(daemon_process_return_code == 0, current_test, "Successful call to daemon() and normal exit")
+    bail(
+        "Unexpected output received from daemon test executable."
+        + str(daemon_process_output)
+    )
+
+print_test_result(
+    daemon_process_return_code == 0,
+    current_test,
+    "Successful call to daemon() and normal exit",
+)
 current_test += 1
 
 if daemon_process_return_code != 0:
@@ -57,7 +66,9 @@ if daemon_process_return_code != 0:
 stop_session(session_info)
 
 try:
-    babeltrace_process = subprocess.Popen([BABELTRACE_BIN, session_info.trace_path], stdout=subprocess.PIPE)
+    babeltrace_process = subprocess.Popen(
+        [BABELTRACE_BIN, session_info.trace_path], stdout=subprocess.PIPE
+    )
 except FileNotFoundError:
     bail("Could not open {}. Please make sure it is installed.".format(BABELTRACE_BIN))
 
@@ -67,11 +78,13 @@ after_daemon_event_found = False
 after_daemon_event_pid = -1
 
 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", "")
 
     if re.search(r"before_daemon", event_line) is not None:
         if before_daemon_event_found:
-            bail("Multiple instances of the before_daemon event found. Please make sure only one instance of this test is runnning.")
+            bail(
+                "Multiple instances of the before_daemon event found. Please make sure only one instance of this test is runnning."
+            )
         before_daemon_event_found = True
         match = re.search(r"(?<=pid = )\d+", event_line)
 
@@ -80,7 +93,9 @@ for event_line in babeltrace_process.stdout:
 
     if re.search(r"after_daemon", event_line) is not None:
         if after_daemon_event_found:
-            bail("Multiple instances of the after_daemon event found. Please make sure only one instance of this test is runnning.")
+            bail(
+                "Multiple instances of the after_daemon event found. Please make sure only one instance of this test is runnning."
+            )
         after_daemon_event_found = True
         match = re.search(r"(?<=pid = )\d+", event_line)
 
@@ -88,19 +103,37 @@ for event_line in babeltrace_process.stdout:
             after_daemon_event_pid = int(match.group(0))
 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(before_daemon_event_found, current_test, "before_daemon event found in resulting trace")
+print_test_result(
+    before_daemon_event_found,
+    current_test,
+    "before_daemon event found in resulting trace",
+)
 current_test += 1
-print_test_result(before_daemon_event_pid == parent_pid, current_test, "Parent pid reported in trace is correct")
+print_test_result(
+    before_daemon_event_pid == parent_pid,
+    current_test,
+    "Parent pid reported in trace is correct",
+)
 current_test += 1
-print_test_result(before_daemon_event_found, current_test, "after_daemon event found in resulting trace")
+print_test_result(
+    before_daemon_event_found,
+    current_test,
+    "after_daemon event found in resulting trace",
+)
 current_test += 1
-print_test_result(after_daemon_event_pid == daemon_pid, current_test, "Daemon pid reported in trace is correct")
+print_test_result(
+    after_daemon_event_pid == daemon_pid,
+    current_test,
+    "Daemon pid reported in trace is correct",
+)
 current_test += 1
 
 shutil.rmtree(session_info.tmp_directory)