1// SPDX-License-Identifier: GPL-2.0
  2#include <linux/err.h>
  3#include <event-parse.h>
  4#include "evsel.h"
  5#include "tests.h"
  6#include "debug.h"
  7
  8static int evsel__test_field(struct evsel *evsel, const char *name, int size, bool should_be_signed)
  9{
 10	struct tep_format_field *field = evsel__field(evsel, name);
 11	int is_signed;
 12	int ret = 0;
 13
 14	if (field == NULL) {
 15		pr_debug("%s: \"%s\" field not found!\n", evsel->name, name);
 16		return -1;
 17	}
 18
 19	is_signed = !!(field->flags & TEP_FIELD_IS_SIGNED);
 20	if (should_be_signed && !is_signed) {
 21		pr_debug("%s: \"%s\" signedness(%d) is wrong, should be %d\n",
 22			 evsel->name, name, is_signed, should_be_signed);
 23		ret = -1;
 24	}
 25
 26	if (field->size != size) {
 27		pr_debug("%s: \"%s\" size (%d) should be %d!\n",
 28			 evsel->name, name, field->size, size);
 29		ret = -1;
 30	}
 31
 32	return ret;
 33}
 34
 35static int test__perf_evsel__tp_sched_test(struct test_suite *test __maybe_unused,
 36					   int subtest __maybe_unused)
 37{
 38	struct evsel *evsel = evsel__newtp("sched", "sched_switch");
 39	int ret = TEST_OK;
 40
 41	if (IS_ERR(evsel)) {
 42		pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
 43		return PTR_ERR(evsel) == -EACCES ? TEST_SKIP : TEST_FAIL;
 44	}
 45
 46	if (evsel__test_field(evsel, "prev_comm", 16, false))
 47		ret = TEST_FAIL;
 48
 49	if (evsel__test_field(evsel, "prev_pid", 4, true))
 50		ret = TEST_FAIL;
 51
 52	if (evsel__test_field(evsel, "prev_prio", 4, true))
 53		ret = TEST_FAIL;
 54
 55	if (evsel__test_field(evsel, "prev_state", sizeof(long), true))
 56		ret = TEST_FAIL;
 57
 58	if (evsel__test_field(evsel, "next_comm", 16, false))
 59		ret = TEST_FAIL;
 60
 61	if (evsel__test_field(evsel, "next_pid", 4, true))
 62		ret = TEST_FAIL;
 63
 64	if (evsel__test_field(evsel, "next_prio", 4, true))
 65		ret = TEST_FAIL;
 66
 67	evsel__delete(evsel);
 68
 69	evsel = evsel__newtp("sched", "sched_wakeup");
 70
 71	if (IS_ERR(evsel)) {
 72		pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
 73		return TEST_FAIL;
 74	}
 75
 76	if (evsel__test_field(evsel, "comm", 16, false))
 77		ret = TEST_FAIL;
 78
 79	if (evsel__test_field(evsel, "pid", 4, true))
 80		ret = TEST_FAIL;
 81
 82	if (evsel__test_field(evsel, "prio", 4, true))
 83		ret = TEST_FAIL;
 84
 85	if (evsel__test_field(evsel, "target_cpu", 4, true))
 86		ret = TEST_FAIL;
 87
 88	evsel__delete(evsel);
 89	return ret;
 90}
 91
 92static struct test_case tests__perf_evsel__tp_sched_test[] = {
 93	TEST_CASE_REASON("Parse sched tracepoints fields",
 94			 perf_evsel__tp_sched_test,
 95			 "permissions"),
 96	{	.name = NULL, }
 97};
 98
 99struct test_suite suite__perf_evsel__tp_sched_test = {
100	.desc = "Parse sched tracepoints fields",
101	.test_cases = tests__perf_evsel__tp_sched_test,
102};