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![Ian Rogers](/assets/img/avatar_default.png)
This is to align with kunit's terminology. Signed-off-by: Ian Rogers <irogers@google.com> Tested-by: Sohaib Mohamed <sohaib.amhmd@gmail.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Brendan Higgins <brendanhiggins@google.com> Cc: Daniel Latypov <dlatypov@google.com> Cc: David Gow <davidgow@google.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jin Yao <yao.jin@linux.intel.com> Cc: John Garry <john.garry@huawei.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Clarke <pc@us.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: https://lore.kernel.org/r/20211104064208.3156807-6-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
253 lines
6 KiB
C
253 lines
6 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <linux/compiler.h>
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#include <linux/time64.h>
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#include <inttypes.h>
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#include <string.h>
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#include "time-utils.h"
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#include "evlist.h"
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#include "session.h"
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#include "debug.h"
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#include "tests.h"
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static bool test__parse_nsec_time(const char *str, u64 expected)
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{
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u64 ptime;
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int err;
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pr_debug("\nparse_nsec_time(\"%s\")\n", str);
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err = parse_nsec_time(str, &ptime);
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if (err) {
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pr_debug("error %d\n", err);
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return false;
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}
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if (ptime != expected) {
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pr_debug("Failed. ptime %" PRIu64 " expected %" PRIu64 "\n",
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ptime, expected);
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return false;
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}
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pr_debug("%" PRIu64 "\n", ptime);
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return true;
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}
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static bool test__perf_time__parse_str(const char *ostr, u64 start, u64 end)
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{
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struct perf_time_interval ptime;
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int err;
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pr_debug("\nperf_time__parse_str(\"%s\")\n", ostr);
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err = perf_time__parse_str(&ptime, ostr);
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if (err) {
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pr_debug("Error %d\n", err);
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return false;
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}
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if (ptime.start != start || ptime.end != end) {
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pr_debug("Failed. Expected %" PRIu64 " to %" PRIu64 "\n",
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start, end);
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return false;
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}
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return true;
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}
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#define TEST_MAX 64
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struct test_data {
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const char *str;
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u64 first;
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u64 last;
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struct perf_time_interval ptime[TEST_MAX];
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int num;
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u64 skip[TEST_MAX];
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u64 noskip[TEST_MAX];
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};
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static bool test__perf_time__parse_for_ranges(struct test_data *d)
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{
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struct evlist evlist = {
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.first_sample_time = d->first,
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.last_sample_time = d->last,
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};
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struct perf_session session = { .evlist = &evlist };
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struct perf_time_interval *ptime = NULL;
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int range_size, range_num;
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bool pass = false;
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int i, err;
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pr_debug("\nperf_time__parse_for_ranges(\"%s\")\n", d->str);
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if (strchr(d->str, '%'))
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pr_debug("first_sample_time %" PRIu64 " last_sample_time %" PRIu64 "\n",
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d->first, d->last);
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err = perf_time__parse_for_ranges(d->str, &session, &ptime, &range_size,
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&range_num);
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if (err) {
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pr_debug("error %d\n", err);
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goto out;
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}
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if (range_size < d->num || range_num != d->num) {
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pr_debug("bad size: range_size %d range_num %d expected num %d\n",
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range_size, range_num, d->num);
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goto out;
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}
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for (i = 0; i < d->num; i++) {
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if (ptime[i].start != d->ptime[i].start ||
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ptime[i].end != d->ptime[i].end) {
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pr_debug("bad range %d expected %" PRIu64 " to %" PRIu64 "\n",
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i, d->ptime[i].start, d->ptime[i].end);
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goto out;
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}
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}
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if (perf_time__ranges_skip_sample(ptime, d->num, 0)) {
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pr_debug("failed to keep 0\n");
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goto out;
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}
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for (i = 0; i < TEST_MAX; i++) {
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if (d->skip[i] &&
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!perf_time__ranges_skip_sample(ptime, d->num, d->skip[i])) {
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pr_debug("failed to skip %" PRIu64 "\n", d->skip[i]);
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goto out;
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}
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if (d->noskip[i] &&
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perf_time__ranges_skip_sample(ptime, d->num, d->noskip[i])) {
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pr_debug("failed to keep %" PRIu64 "\n", d->noskip[i]);
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goto out;
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}
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}
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pass = true;
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out:
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free(ptime);
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return pass;
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}
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static int test__time_utils(struct test_suite *t __maybe_unused, int subtest __maybe_unused)
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{
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bool pass = true;
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pass &= test__parse_nsec_time("0", 0);
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pass &= test__parse_nsec_time("1", 1000000000ULL);
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pass &= test__parse_nsec_time("0.000000001", 1);
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pass &= test__parse_nsec_time("1.000000001", 1000000001ULL);
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pass &= test__parse_nsec_time("123456.123456", 123456123456000ULL);
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pass &= test__parse_nsec_time("1234567.123456789", 1234567123456789ULL);
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pass &= test__parse_nsec_time("18446744073.709551615",
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0xFFFFFFFFFFFFFFFFULL);
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pass &= test__perf_time__parse_str("1234567.123456789,1234567.123456789",
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1234567123456789ULL, 1234567123456789ULL);
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pass &= test__perf_time__parse_str("1234567.123456789,1234567.123456790",
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1234567123456789ULL, 1234567123456790ULL);
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pass &= test__perf_time__parse_str("1234567.123456789,",
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1234567123456789ULL, 0);
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pass &= test__perf_time__parse_str(",1234567.123456789",
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0, 1234567123456789ULL);
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pass &= test__perf_time__parse_str("0,1234567.123456789",
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0, 1234567123456789ULL);
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{
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u64 b = 1234567123456789ULL;
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struct test_data d = {
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.str = "1234567.123456789,1234567.123456790",
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.ptime = { {b, b + 1}, },
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.num = 1,
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.skip = { b - 1, b + 2, },
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.noskip = { b, b + 1, },
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};
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pass &= test__perf_time__parse_for_ranges(&d);
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}
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{
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u64 b = 1234567123456789ULL;
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u64 c = 7654321987654321ULL;
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u64 e = 8000000000000000ULL;
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struct test_data d = {
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.str = "1234567.123456789,1234567.123456790 "
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"7654321.987654321,7654321.987654444 "
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"8000000,8000000.000000005",
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.ptime = { {b, b + 1}, {c, c + 123}, {e, e + 5}, },
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.num = 3,
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.skip = { b - 1, b + 2, c - 1, c + 124, e - 1, e + 6 },
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.noskip = { b, b + 1, c, c + 123, e, e + 5 },
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};
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pass &= test__perf_time__parse_for_ranges(&d);
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}
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{
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u64 b = 7654321ULL * NSEC_PER_SEC;
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struct test_data d = {
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.str = "10%/1",
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.first = b,
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.last = b + 100,
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.ptime = { {b, b + 9}, },
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.num = 1,
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.skip = { b - 1, b + 10, },
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.noskip = { b, b + 9, },
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};
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pass &= test__perf_time__parse_for_ranges(&d);
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}
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{
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u64 b = 7654321ULL * NSEC_PER_SEC;
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struct test_data d = {
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.str = "10%/2",
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.first = b,
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.last = b + 100,
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.ptime = { {b + 10, b + 19}, },
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.num = 1,
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.skip = { b + 9, b + 20, },
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.noskip = { b + 10, b + 19, },
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};
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pass &= test__perf_time__parse_for_ranges(&d);
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}
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{
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u64 b = 11223344ULL * NSEC_PER_SEC;
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struct test_data d = {
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.str = "10%/1,10%/2",
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.first = b,
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.last = b + 100,
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.ptime = { {b, b + 9}, {b + 10, b + 19}, },
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.num = 2,
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.skip = { b - 1, b + 20, },
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.noskip = { b, b + 8, b + 9, b + 10, b + 11, b + 12, b + 19, },
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};
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pass &= test__perf_time__parse_for_ranges(&d);
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}
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{
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u64 b = 11223344ULL * NSEC_PER_SEC;
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struct test_data d = {
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.str = "10%/1,10%/3,10%/10",
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.first = b,
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.last = b + 100,
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.ptime = { {b, b + 9}, {b + 20, b + 29}, { b + 90, b + 100}, },
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.num = 3,
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.skip = { b - 1, b + 10, b + 19, b + 30, b + 89, b + 101 },
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.noskip = { b, b + 9, b + 20, b + 29, b + 90, b + 100},
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};
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pass &= test__perf_time__parse_for_ranges(&d);
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}
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pr_debug("\n");
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return pass ? 0 : TEST_FAIL;
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}
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DEFINE_SUITE("time utils", time_utils);
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