1#include "tests.h"
  2#include <stdio.h>
  3#include "cpumap.h"
  4#include "event.h"
  5#include <string.h>
  6#include <linux/bitops.h>
  7#include "debug.h"
  8
  9struct machine;
 10
 11static int process_event_mask(struct perf_tool *tool __maybe_unused,
 12			 union perf_event *event,
 13			 struct perf_sample *sample __maybe_unused,
 14			 struct machine *machine __maybe_unused)
 15{
 16	struct cpu_map_event *map_event = &event->cpu_map;
 17	struct cpu_map_mask *mask;
 18	struct cpu_map_data *data;
 19	struct cpu_map *map;
 20	int i;
 21
 22	data = &map_event->data;
 23
 24	TEST_ASSERT_VAL("wrong type", data->type == PERF_CPU_MAP__MASK);
 25
 26	mask = (struct cpu_map_mask *)data->data;
 27
 28	TEST_ASSERT_VAL("wrong nr",   mask->nr == 1);
 29
 30	for (i = 0; i < 20; i++) {
 31		TEST_ASSERT_VAL("wrong cpu", test_bit(i, mask->mask));
 32	}
 33
 34	map = cpu_map__new_data(data);
 35	TEST_ASSERT_VAL("wrong nr",  map->nr == 20);
 36
 37	for (i = 0; i < 20; i++) {
 38		TEST_ASSERT_VAL("wrong cpu", map->map[i] == i);
 39	}
 40
 41	cpu_map__put(map);
 42	return 0;
 43}
 44
 45static int process_event_cpus(struct perf_tool *tool __maybe_unused,
 46			 union perf_event *event,
 47			 struct perf_sample *sample __maybe_unused,
 48			 struct machine *machine __maybe_unused)
 49{
 50	struct cpu_map_event *map_event = &event->cpu_map;
 51	struct cpu_map_entries *cpus;
 52	struct cpu_map_data *data;
 53	struct cpu_map *map;
 54
 55	data = &map_event->data;
 56
 57	TEST_ASSERT_VAL("wrong type", data->type == PERF_CPU_MAP__CPUS);
 58
 59	cpus = (struct cpu_map_entries *)data->data;
 60
 61	TEST_ASSERT_VAL("wrong nr",   cpus->nr == 2);
 62	TEST_ASSERT_VAL("wrong cpu",  cpus->cpu[0] == 1);
 63	TEST_ASSERT_VAL("wrong cpu",  cpus->cpu[1] == 256);
 64
 65	map = cpu_map__new_data(data);
 66	TEST_ASSERT_VAL("wrong nr",  map->nr == 2);
 67	TEST_ASSERT_VAL("wrong cpu", map->map[0] == 1);
 68	TEST_ASSERT_VAL("wrong cpu", map->map[1] == 256);
 69	TEST_ASSERT_VAL("wrong refcnt", atomic_read(&map->refcnt) == 1);
 70	cpu_map__put(map);
 71	return 0;
 72}
 73
 74
 75int test__cpu_map_synthesize(int subtest __maybe_unused)
 76{
 77	struct cpu_map *cpus;
 78
 79	/* This one is better stores in mask. */
 80	cpus = cpu_map__new("0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19");
 81
 82	TEST_ASSERT_VAL("failed to synthesize map",
 83		!perf_event__synthesize_cpu_map(NULL, cpus, process_event_mask, NULL));
 84
 85	cpu_map__put(cpus);
 86
 87	/* This one is better stores in cpu values. */
 88	cpus = cpu_map__new("1,256");
 89
 90	TEST_ASSERT_VAL("failed to synthesize map",
 91		!perf_event__synthesize_cpu_map(NULL, cpus, process_event_cpus, NULL));
 92
 93	cpu_map__put(cpus);
 94	return 0;
 95}
 96
 97static int cpu_map_print(const char *str)
 98{
 99	struct cpu_map *map = cpu_map__new(str);
100	char buf[100];
101
102	if (!map)
103		return -1;
104
105	cpu_map__snprint(map, buf, sizeof(buf));
106	return !strcmp(buf, str);
107}
108
109int test__cpu_map_print(int subtest __maybe_unused)
110{
111	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1"));
112	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,5"));
113	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3,5,7,9,11,13,15,17,19,21-40"));
114	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("2-5"));
115	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3-6,8-10,24,35-37"));
116	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3-6,8-10,24,35-37"));
117	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1-10,12-20,22-30,32-40"));
118	return 0;
119}