perf thread_map: Add thread_map event sythesize function

[deliverable/linux.git] / tools / perf / tests / thread-map.c

diff --git a/tools/perf/tests/thread-map.c b/tools/perf/tests/thread-map.c
index 2be02d303e8267b6ce46cd5b7449c1610ac5eba9..ac5be2578367383ed5d0876bfe79129be1032487 100644 (file)
--- a/tools/perf/tests/thread-map.c
+++ b/tools/perf/tests/thread-map.c
@@ -40,3 +40,32 @@ int test__thread_map(int subtest __maybe_unused)
        thread_map__put(map);
        return 0;
 }
+
+static int process_event(struct perf_tool *tool __maybe_unused,
+                        union perf_event *event,
+                        struct perf_sample *sample __maybe_unused,
+                        struct machine *machine __maybe_unused)
+{
+       struct thread_map_event *map = &event->thread_map;
+
+       TEST_ASSERT_VAL("wrong nr",   map->nr == 1);
+       TEST_ASSERT_VAL("wrong pid",  map->entries[0].pid == (u64) getpid());
+       TEST_ASSERT_VAL("wrong comm", !strcmp(map->entries[0].comm, "perf"));
+       return 0;
+}
+
+int test__thread_map_synthesize(int subtest __maybe_unused)
+{
+       struct thread_map *threads;
+
+       /* test map on current pid */
+       threads = thread_map__new_by_pid(getpid());
+       TEST_ASSERT_VAL("failed to alloc map", threads);
+
+       thread_map__read_comms(threads);
+
+       TEST_ASSERT_VAL("failed to synthesize map",
+               !perf_event__synthesize_thread_map2(NULL, threads, process_event, NULL));
+
+       return 0;
+}