projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| f506900f KS |
1 | #!/usr/bin/env python3 |
| 2 | # | |
| 3 | # SPDX-FileCopyrightText: Kienan Stewart <kstewart@efficios.com> | |
| 4 | # SPDX-License-Identifier: GPL-2.0-only | |
| 5 | # | |
| 6 | ||
| 7 | """ | |
| 8 | Test instrumentation coverage of C constructors and destructors by LTTng-UST | |
| 9 | tracepoints with a dynamic object. | |
| 10 | ||
| 11 | This test successively sets up a session, traces a test application, and then | |
| 12 | reads the resulting trace to determine if all the expected events are present. | |
| 13 | """ | |
| 14 | ||
| 15 | import copy | |
| 16 | import pathlib | |
| 17 | import sys | |
| 18 | ||
| 19 | # Import in-tree test utils | |
| 20 | test_utils_import_path = pathlib.Path(__file__).absolute().parents[3] / "utils" | |
| 21 | sys.path.append(str(test_utils_import_path)) | |
| 22 | ||
| 23 | import lttngtest | |
| 24 | import ust_constructor_common as ust | |
| 25 | ||
| 26 | test = { | |
| 27 | "description": "Test user space constructor/destructor instrumentation coverage (C w/ dynamic object)", | |
| 28 | "application": "gen-ust-events-constructor/gen-ust-events-c-constructor-so", | |
| 29 | "expected_events": copy.deepcopy( | |
| 30 | ust.expected_events_common + ust.expected_events_tp_so | |
| 31 | ), | |
| 32 | # This application is not be built when `NO_SHARED` is set in the | |
| 33 | # configuration options. | |
| 34 | "skip_if_application_not_present": True, | |
| 35 | } | |
| 36 | ||
| 37 | tap = lttngtest.TapGenerator(7 + len(test["expected_events"])) | |
| 38 | with lttngtest.test_environment(with_sessiond=True, log=tap.diagnostic) as test_env: | |
| 39 | try: | |
| 40 | outputlocation = ust.capture_trace( | |
| 41 | tap, test_env, test["application"], test["description"] | |
| 42 | ) | |
| 43 | except FileNotFoundError as fne: | |
| 44 | tap.diagnostic(fne) | |
| 45 | if test["skip_if_application_not_present"]: | |
| 46 | tap.skip( | |
| 47 | "Test application '{}' not found".format(test["application"]), | |
| 48 | tap.remaining_test_cases, | |
| 49 | ) | |
| 50 | sys.exit(0) | |
| 51 | # Warning: validate_trace mutates test['expected_events'] | |
| 52 | ust.validate_trace(outputlocation.path, tap, test["expected_events"]) | |
| 53 | ||
| 54 | ||
| 55 | sys.exit(0 if tap.is_successful else 1) |