perf tests: Add tests of new pinned modifier

Add a negative test to test__checkevent_pmu_events() to get lots of
coverage of the negative case, ie. when the modifier is not specified.

Add a test of a single event, and of the group case.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1375795686-4226-2-git-send-email-michael@ellerman.id.au
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 53 insertions, 0 deletions

diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c
index b46379c82872..48114d164e9f 100644
--- a/tools/perf/tests/parse-events.c
+++ b/tools/perf/tests/parse-events.c
@@ -452,6 +452,7 @@ static int test__checkevent_pmu_events(struct perf_evlist *evlist)
                         evsel->attr.exclude_kernel);
         TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
         TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
+        TEST_ASSERT_VAL("wrong pinned", !evsel->attr.pinned);
 
         return 0;
 }
@@ -1070,6 +1071,50 @@ static int test__leader_sample2(struct perf_evlist *evlist __maybe_unused)
         return 0;
 }
 
+static int test__checkevent_pinned_modifier(struct perf_evlist *evlist)
+{
+        struct perf_evsel *evsel = perf_evlist__first(evlist);
+
+        TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
+        TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
+        TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
+        TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);
+        TEST_ASSERT_VAL("wrong pinned", evsel->attr.pinned);
+
+        return test__checkevent_symbolic_name(evlist);
+}
+
+static int test__pinned_group(struct perf_evlist *evlist)
+{
+        struct perf_evsel *evsel, *leader;
+
+        TEST_ASSERT_VAL("wrong number of entries", 3 == evlist->nr_entries);
+
+        /* cycles - group leader */
+        evsel = leader = perf_evlist__first(evlist);
+        TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
+        TEST_ASSERT_VAL("wrong config",
+                        PERF_COUNT_HW_CPU_CYCLES == evsel->attr.config);
+        TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
+        TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
+        TEST_ASSERT_VAL("wrong pinned", evsel->attr.pinned);
+
+        /* cache-misses - can not be pinned, but will go on with the leader */
+        evsel = perf_evsel__next(evsel);
+        TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
+        TEST_ASSERT_VAL("wrong config",
+                        PERF_COUNT_HW_CACHE_MISSES == evsel->attr.config);
+        TEST_ASSERT_VAL("wrong pinned", !evsel->attr.pinned);
+
+        /* branch-misses - ditto */
+        evsel = perf_evsel__next(evsel);
+        TEST_ASSERT_VAL("wrong config",
+                        PERF_COUNT_HW_BRANCH_MISSES == evsel->attr.config);
+        TEST_ASSERT_VAL("wrong pinned", !evsel->attr.pinned);
+
+        return 0;
+}
+
 static int count_tracepoints(void)
 {
         char events_path[PATH_MAX];
@@ -1294,6 +1339,14 @@ static struct evlist_test test__events[] = {
                 .name  = "{instructions,branch-misses}:Su",
                 .check = test__leader_sample2,
         },
+        [40] = {
+                .name  = "instructions:uDp",
+                .check = test__checkevent_pinned_modifier,
+        },
+        [41] = {
+                .name  = "{cycles,cache-misses,branch-misses}:D",
+                .check = test__pinned_group,
+        },
 };
 
 static struct evlist_test test__events_pmu[] = {