CHECK_EQUAL
CHECK_EQUAL(evsel->core.nr_members, expected_slots_group_size,
CHECK_EQUAL(evsel->core.nr_members, expected_instructions_group_size,
CHECK_EQUAL(evsel->core.nr_members, 1, "topdown-retiring group size");
CHECK_EQUAL(evsel->core.nr_members, 1, "cycles group size");
CHECK_EQUAL(evlist->core.nr_entries % 2, 0, "Number of events is a multiple of 2");
CHECK_EQUAL(evsel->core.nr_members, 2, "Group size is 2");