parse-events.c

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// SPDX-License-Identifier: GPL-2.0
#include "parse-events.h"
#include "evsel.h"
#include "evlist.h"
#include <api/fs/fs.h>
#include "tests.h"
#include "debug.h"
#include "util.h"
#include <dirent.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <linux/kernel.h>
#include <linux/hw_breakpoint.h>
#include <api/fs/tracing_path.h>

#define PERF_TP_SAMPLE_TYPE (PERF_SAMPLE_RAW | PERF_SAMPLE_TIME | \
                 PERF_SAMPLE_CPU | PERF_SAMPLE_PERIOD)

static int test__checkevent_tracepoint(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong number of groups", 0 == evlist->nr_groups);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_TRACEPOINT == evsel->attr.type);
    TEST_ASSERT_VAL("wrong sample_type",
        PERF_TP_SAMPLE_TYPE == evsel->attr.sample_type);
    TEST_ASSERT_VAL("wrong sample_period", 1 == evsel->attr.sample_period);
    return 0;
}

static int test__checkevent_tracepoint_multi(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel;

    TEST_ASSERT_VAL("wrong number of entries", evlist->nr_entries > 1);
    TEST_ASSERT_VAL("wrong number of groups", 0 == evlist->nr_groups);

    evlist__for_each_entry(evlist, evsel) {
        TEST_ASSERT_VAL("wrong type",
            PERF_TYPE_TRACEPOINT == evsel->attr.type);
        TEST_ASSERT_VAL("wrong sample_type",
            PERF_TP_SAMPLE_TYPE == evsel->attr.sample_type);
        TEST_ASSERT_VAL("wrong sample_period",
            1 == evsel->attr.sample_period);
    }
    return 0;
}

static int test__checkevent_raw(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 0x1a == evsel->attr.config);
    return 0;
}

static int test__checkevent_numeric(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", 1 == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 1 == evsel->attr.config);
    return 0;
}

static int test__checkevent_symbolic_name(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_HW_INSTRUCTIONS == evsel->attr.config);
    return 0;
}

static int test__checkevent_symbolic_name_config(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_HW_CPU_CYCLES == evsel->attr.config);
    /*
     * The period value gets configured within perf_evlist__config,
     * while this test executes only parse events method.
     */
    TEST_ASSERT_VAL("wrong period",
            0 == evsel->attr.sample_period);
    TEST_ASSERT_VAL("wrong config1",
            0 == evsel->attr.config1);
    TEST_ASSERT_VAL("wrong config2",
            1 == evsel->attr.config2);
    return 0;
}

static int test__checkevent_symbolic_alias(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_SW_PAGE_FAULTS == evsel->attr.config);
    return 0;
}

static int test__checkevent_genhw(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_HW_CACHE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", (1 << 16) == evsel->attr.config);
    return 0;
}

static int test__checkevent_breakpoint(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong bp_type", (HW_BREAKPOINT_R | HW_BREAKPOINT_W) ==
                     evsel->attr.bp_type);
    TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_4 ==
                    evsel->attr.bp_len);
    return 0;
}

static int test__checkevent_breakpoint_x(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong bp_type",
            HW_BREAKPOINT_X == evsel->attr.bp_type);
    TEST_ASSERT_VAL("wrong bp_len", sizeof(long) == evsel->attr.bp_len);
    return 0;
}

static int test__checkevent_breakpoint_r(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type",
            PERF_TYPE_BREAKPOINT == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong bp_type",
            HW_BREAKPOINT_R == evsel->attr.bp_type);
    TEST_ASSERT_VAL("wrong bp_len",
            HW_BREAKPOINT_LEN_4 == evsel->attr.bp_len);
    return 0;
}

static int test__checkevent_breakpoint_w(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type",
            PERF_TYPE_BREAKPOINT == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong bp_type",
            HW_BREAKPOINT_W == evsel->attr.bp_type);
    TEST_ASSERT_VAL("wrong bp_len",
            HW_BREAKPOINT_LEN_4 == evsel->attr.bp_len);
    return 0;
}

static int test__checkevent_breakpoint_rw(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type",
            PERF_TYPE_BREAKPOINT == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong bp_type",
        (HW_BREAKPOINT_R|HW_BREAKPOINT_W) == evsel->attr.bp_type);
    TEST_ASSERT_VAL("wrong bp_len",
            HW_BREAKPOINT_LEN_4 == evsel->attr.bp_len);
    return 0;
}

static int test__checkevent_tracepoint_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);

    return test__checkevent_tracepoint(evlist);
}

static int
test__checkevent_tracepoint_multi_modifier(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel;

    TEST_ASSERT_VAL("wrong number of entries", evlist->nr_entries > 1);

    evlist__for_each_entry(evlist, evsel) {
        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);
    }

    return test__checkevent_tracepoint_multi(evlist);
}

static int test__checkevent_raw_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);

    return test__checkevent_raw(evlist);
}

static int test__checkevent_numeric_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);

    return test__checkevent_numeric(evlist);
}

static int test__checkevent_symbolic_name_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);

    return test__checkevent_symbolic_name(evlist);
}

static int test__checkevent_exclude_host_modifier(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);

    return test__checkevent_symbolic_name(evlist);
}

static int test__checkevent_exclude_guest_modifier(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);

    return test__checkevent_symbolic_name(evlist);
}

static int test__checkevent_symbolic_alias_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);

    return test__checkevent_symbolic_alias(evlist);
}

static int test__checkevent_genhw_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);

    return test__checkevent_genhw(evlist);
}

static int test__checkevent_exclude_idle_modifier(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong exclude idle", evsel->attr.exclude_idle);
    TEST_ASSERT_VAL("wrong exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    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);

    return test__checkevent_symbolic_name(evlist);
}

static int test__checkevent_exclude_idle_modifier_1(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong exclude idle", evsel->attr.exclude_idle);
    TEST_ASSERT_VAL("wrong exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
    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);

    return test__checkevent_symbolic_name(evlist);
}

static int test__checkevent_breakpoint_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 name",
            !strcmp(perf_evsel__name(evsel), "mem:0:u"));

    return test__checkevent_breakpoint(evlist);
}

static int test__checkevent_breakpoint_x_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 name",
            !strcmp(perf_evsel__name(evsel), "mem:0:x:k"));

    return test__checkevent_breakpoint_x(evlist);
}

static int test__checkevent_breakpoint_r_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 name",
            !strcmp(perf_evsel__name(evsel), "mem:0:r:hp"));

    return test__checkevent_breakpoint_r(evlist);
}

static int test__checkevent_breakpoint_w_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 name",
            !strcmp(perf_evsel__name(evsel), "mem:0:w:up"));

    return test__checkevent_breakpoint_w(evlist);
}

static int test__checkevent_breakpoint_rw_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 name",
            !strcmp(perf_evsel__name(evsel), "mem:0:rw:kp"));

    return test__checkevent_breakpoint_rw(evlist);
}

static int test__checkevent_pmu(struct perf_evlist *evlist)
{

    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",    10 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong config1",    1 == evsel->attr.config1);
    TEST_ASSERT_VAL("wrong config2",    3 == evsel->attr.config2);
    /*
     * The period value gets configured within perf_evlist__config,
     * while this test executes only parse events method.
     */
    TEST_ASSERT_VAL("wrong period",     0 == evsel->attr.sample_period);

    return 0;
}

static int test__checkevent_list(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 3 == evlist->nr_entries);

    /* r1 */
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 1 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong config1", 0 == evsel->attr.config1);
    TEST_ASSERT_VAL("wrong config2", 0 == evsel->attr.config2);
    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);

    /* syscalls:sys_enter_openat:k */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_TRACEPOINT == evsel->attr.type);
    TEST_ASSERT_VAL("wrong sample_type",
        PERF_TP_SAMPLE_TYPE == evsel->attr.sample_type);
    TEST_ASSERT_VAL("wrong sample_period", 1 == evsel->attr.sample_period);
    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);

    /* 1:1:hp */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong type", 1 == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 1 == evsel->attr.config);
    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);

    return 0;
}

static int test__checkevent_pmu_name(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    /* cpu/config=1,name=krava/u */
    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",  1 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong name", !strcmp(perf_evsel__name(evsel), "krava"));

    /* cpu/config=2/u" */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",  2 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong name",
            !strcmp(perf_evsel__name(evsel), "cpu/config=2/u"));

    return 0;
}

static int test__checkevent_pmu_partial_time_callgraph(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    /* cpu/config=1,call-graph=fp,time,period=100000/ */
    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",  1 == evsel->attr.config);
    /*
     * The period, time and callgraph value gets configured
     * within perf_evlist__config,
     * while this test executes only parse events method.
     */
    TEST_ASSERT_VAL("wrong period",     0 == evsel->attr.sample_period);
    TEST_ASSERT_VAL("wrong callgraph",  !evsel__has_callchain(evsel));
    TEST_ASSERT_VAL("wrong time",  !(PERF_SAMPLE_TIME & evsel->attr.sample_type));

    /* cpu/config=2,call-graph=no,time=0,period=2000/ */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",  2 == evsel->attr.config);
    /*
     * The period, time and callgraph value gets configured
     * within perf_evlist__config,
     * while this test executes only parse events method.
     */
    TEST_ASSERT_VAL("wrong period",     0 == evsel->attr.sample_period);
    TEST_ASSERT_VAL("wrong callgraph",  !evsel__has_callchain(evsel));
    TEST_ASSERT_VAL("wrong time",  !(PERF_SAMPLE_TIME & evsel->attr.sample_type));

    return 0;
}

static int test__checkevent_pmu_events(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
    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 0;
}


static int test__checkevent_pmu_events_mix(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    /* pmu-event:u */
    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    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);

    /* cpu/pmu-event/u*/
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
    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 0;
}

static int test__checkterms_simple(struct list_head *terms)
{
    struct parse_events_term *term;

    /* config=10 */
    term = list_entry(terms->next, struct parse_events_term, list);
    TEST_ASSERT_VAL("wrong type term",
            term->type_term == PARSE_EVENTS__TERM_TYPE_CONFIG);
    TEST_ASSERT_VAL("wrong type val",
            term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
    TEST_ASSERT_VAL("wrong val", term->val.num == 10);
    TEST_ASSERT_VAL("wrong config", !term->config);

    /* config1 */
    term = list_entry(term->list.next, struct parse_events_term, list);
    TEST_ASSERT_VAL("wrong type term",
            term->type_term == PARSE_EVENTS__TERM_TYPE_CONFIG1);
    TEST_ASSERT_VAL("wrong type val",
            term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
    TEST_ASSERT_VAL("wrong val", term->val.num == 1);
    TEST_ASSERT_VAL("wrong config", !term->config);

    /* config2=3 */
    term = list_entry(term->list.next, struct parse_events_term, list);
    TEST_ASSERT_VAL("wrong type term",
            term->type_term == PARSE_EVENTS__TERM_TYPE_CONFIG2);
    TEST_ASSERT_VAL("wrong type val",
            term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
    TEST_ASSERT_VAL("wrong val", term->val.num == 3);
    TEST_ASSERT_VAL("wrong config", !term->config);

    /* umask=1*/
    term = list_entry(term->list.next, struct parse_events_term, list);
    TEST_ASSERT_VAL("wrong type term",
            term->type_term == PARSE_EVENTS__TERM_TYPE_USER);
    TEST_ASSERT_VAL("wrong type val",
            term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
    TEST_ASSERT_VAL("wrong val", term->val.num == 1);
    TEST_ASSERT_VAL("wrong config", !strcmp(term->config, "umask"));

    return 0;
}

static int test__group1(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong number of groups", 1 == evlist->nr_groups);

    /* instructions:k */
    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_INSTRUCTIONS == evsel->attr.config);
    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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* cycles:upp */
    evsel = perf_evsel__next(evsel);
    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 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);
    /* use of precise requires exclude_guest */
    TEST_ASSERT_VAL("wrong exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip == 2);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    return 0;
}

static int test__group2(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 3 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong number of groups", 1 == evlist->nr_groups);

    /* faults + :ku modifier */
    evsel = leader = perf_evlist__first(evlist);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_SW_PAGE_FAULTS == evsel->attr.config);
    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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* cache-references + :u modifier */
    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_REFERENCES == evsel->attr.config);
    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 exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* cycles:k */
    evsel = perf_evsel__next(evsel);
    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 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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    return 0;
}

static int test__group3(struct perf_evlist *evlist __maybe_unused)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 5 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong number of groups", 2 == evlist->nr_groups);

    /* group1 syscalls:sys_enter_openat:H */
    evsel = leader = perf_evlist__first(evlist);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_TRACEPOINT == evsel->attr.type);
    TEST_ASSERT_VAL("wrong sample_type",
        PERF_TP_SAMPLE_TYPE == evsel->attr.sample_type);
    TEST_ASSERT_VAL("wrong sample_period", 1 == evsel->attr.sample_period);
    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 exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong group name",
        !strcmp(leader->group_name, "group1"));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* group1 cycles:kppp */
    evsel = perf_evsel__next(evsel);
    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 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);
    /* use of precise requires exclude_guest */
    TEST_ASSERT_VAL("wrong exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip == 3);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* group2 cycles + G modifier */
    evsel = leader = perf_evsel__next(evsel);
    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 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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong group name",
        !strcmp(leader->group_name, "group2"));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* group2 1:3 + G modifier */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong type", 1 == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 3 == evsel->attr.config);
    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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* instructions:u */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_HW_INSTRUCTIONS == evsel->attr.config);
    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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    return 0;
}

static int test__group4(struct perf_evlist *evlist __maybe_unused)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong number of groups", 1 == evlist->nr_groups);

    /* cycles:u + p */
    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 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);
    /* use of precise requires exclude_guest */
    TEST_ASSERT_VAL("wrong exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip == 1);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* instructions:kp + p */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_HW_INSTRUCTIONS == evsel->attr.config);
    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);
    /* use of precise requires exclude_guest */
    TEST_ASSERT_VAL("wrong exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip == 2);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    return 0;
}

static int test__group5(struct perf_evlist *evlist __maybe_unused)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 5 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong number of groups", 2 == evlist->nr_groups);

    /* cycles + G */
    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 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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* instructions + G */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_HW_INSTRUCTIONS == evsel->attr.config);
    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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* cycles:G */
    evsel = leader = perf_evsel__next(evsel);
    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 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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);
    TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);

    /* instructions:G */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_HW_INSTRUCTIONS == evsel->attr.config);
    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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);

    /* cycles */
    evsel = perf_evsel__next(evsel);
    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 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 exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));

    return 0;
}

static int test__group_gh1(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong number of groups", 1 == evlist->nr_groups);

    /* cycles + :H group modifier */
    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 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 exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);

    /* cache-misses:G + :H group modifier */
    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 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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);

    return 0;
}

static int test__group_gh2(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong number of groups", 1 == evlist->nr_groups);

    /* cycles + :G group modifier */
    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 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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);

    /* cache-misses:H + :G group modifier */
    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 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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);

    return 0;
}

static int test__group_gh3(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong number of groups", 1 == evlist->nr_groups);

    /* cycles:G + :u group modifier */
    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 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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);

    /* cache-misses:H + :u group modifier */
    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 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 exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);

    return 0;
}

static int test__group_gh4(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong number of groups", 1 == evlist->nr_groups);

    /* cycles:G + :uG group modifier */
    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 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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", perf_evsel__is_group_leader(evsel));
    TEST_ASSERT_VAL("wrong nr_members", evsel->nr_members == 2);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 0);

    /* cache-misses:H + :uG group modifier */
    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 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 exclude guest", !evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong group_idx", perf_evsel__group_idx(evsel) == 1);

    return 0;
}

static int test__leader_sample1(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 3 == evlist->nr_entries);

    /* cycles - sampling 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 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 exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read);

    /* cache-misses - not sampling */
    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 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 exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read);

    /* branch-misses - not sampling */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_HW_BRANCH_MISSES == evsel->attr.config);
    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 exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read);

    return 0;
}

static int test__leader_sample2(struct perf_evlist *evlist __maybe_unused)
{
    struct perf_evsel *evsel, *leader;

    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);

    /* instructions - sampling 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_INSTRUCTIONS == evsel->attr.config);
    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 exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read);

    /* branch-misses - not sampling */
    evsel = perf_evsel__next(evsel);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_HW_BRANCH_MISSES == evsel->attr.config);
    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 exclude guest", evsel->attr.exclude_guest);
    TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
    TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
    TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
    TEST_ASSERT_VAL("wrong leader", evsel->leader == leader);
    TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read);

    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 test__checkevent_breakpoint_len(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong bp_type", (HW_BREAKPOINT_R | HW_BREAKPOINT_W) ==
                     evsel->attr.bp_type);
    TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_1 ==
                    evsel->attr.bp_len);

    return 0;
}

static int test__checkevent_breakpoint_len_w(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
    TEST_ASSERT_VAL("wrong bp_type", HW_BREAKPOINT_W ==
                     evsel->attr.bp_type);
    TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_2 ==
                    evsel->attr.bp_len);

    return 0;
}

static int
test__checkevent_breakpoint_len_rw_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);

    return test__checkevent_breakpoint_rw(evlist);
}

static int test__checkevent_precise_max_modifier(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
    TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->attr.type);
    TEST_ASSERT_VAL("wrong config",
            PERF_COUNT_SW_TASK_CLOCK == evsel->attr.config);
    return 0;
}

static int test__checkevent_config_symbol(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong name setting", strcmp(evsel->name, "insn") == 0);
    return 0;
}

static int test__checkevent_config_raw(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong name setting", strcmp(evsel->name, "rawpmu") == 0);
    return 0;
}

static int test__checkevent_config_num(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong name setting", strcmp(evsel->name, "numpmu") == 0);
    return 0;
}

static int test__checkevent_config_cache(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong name setting", strcmp(evsel->name, "cachepmu") == 0);
    return 0;
}

static int test__intel_pt(struct perf_evlist *evlist)
{
    struct perf_evsel *evsel = perf_evlist__first(evlist);

    TEST_ASSERT_VAL("wrong name setting", strcmp(evsel->name, "intel_pt//u") == 0);
    return 0;
}

static int count_tracepoints(void)
{
    struct dirent *events_ent;
    DIR *events_dir;
    int cnt = 0;

    events_dir = tracing_events__opendir();

    TEST_ASSERT_VAL("Can't open events dir", events_dir);

    while ((events_ent = readdir(events_dir))) {
        char *sys_path;
        struct dirent *sys_ent;
        DIR *sys_dir;

        if (!strcmp(events_ent->d_name, ".")
            || !strcmp(events_ent->d_name, "..")
            || !strcmp(events_ent->d_name, "enable")
            || !strcmp(events_ent->d_name, "header_event")
            || !strcmp(events_ent->d_name, "header_page"))
            continue;

        sys_path = get_events_file(events_ent->d_name);
        TEST_ASSERT_VAL("Can't get sys path", sys_path);

        sys_dir = opendir(sys_path);
        TEST_ASSERT_VAL("Can't open sys dir", sys_dir);

        while ((sys_ent = readdir(sys_dir))) {
            if (!strcmp(sys_ent->d_name, ".")
                || !strcmp(sys_ent->d_name, "..")
                || !strcmp(sys_ent->d_name, "enable")
                || !strcmp(sys_ent->d_name, "filter"))
                continue;

            cnt++;
        }

        closedir(sys_dir);
        put_events_file(sys_path);
    }

    closedir(events_dir);
    return cnt;
}

static int test__all_tracepoints(struct perf_evlist *evlist)
{
    TEST_ASSERT_VAL("wrong events count",
            count_tracepoints() == evlist->nr_entries);

    return test__checkevent_tracepoint_multi(evlist);
}

struct evlist_test {
    const char *name;
    __u32 type;
    const int id;
    int (*check)(struct perf_evlist *evlist);
};

static struct evlist_test test__events[] = {
    {
        .name  = "syscalls:sys_enter_openat",
        .check = test__checkevent_tracepoint,
        .id    = 0,
    },
    {
        .name  = "syscalls:*",
        .check = test__checkevent_tracepoint_multi,
        .id    = 1,
    },
    {
        .name  = "r1a",
        .check = test__checkevent_raw,
        .id    = 2,
    },
    {
        .name  = "1:1",
        .check = test__checkevent_numeric,
        .id    = 3,
    },
    {
        .name  = "instructions",
        .check = test__checkevent_symbolic_name,
        .id    = 4,
    },
    {
        .name  = "cycles/period=100000,config2/",
        .check = test__checkevent_symbolic_name_config,
        .id    = 5,
    },
    {
        .name  = "faults",
        .check = test__checkevent_symbolic_alias,
        .id    = 6,
    },
    {
        .name  = "L1-dcache-load-miss",
        .check = test__checkevent_genhw,
        .id    = 7,
    },
    {
        .name  = "mem:0",
        .check = test__checkevent_breakpoint,
        .id    = 8,
    },
    {
        .name  = "mem:0:x",
        .check = test__checkevent_breakpoint_x,
        .id    = 9,
    },
    {
        .name  = "mem:0:r",
        .check = test__checkevent_breakpoint_r,
        .id    = 10,
    },
    {
        .name  = "mem:0:w",
        .check = test__checkevent_breakpoint_w,
        .id    = 11,
    },
    {
        .name  = "syscalls:sys_enter_openat:k",
        .check = test__checkevent_tracepoint_modifier,
        .id    = 12,
    },
    {
        .name  = "syscalls:*:u",
        .check = test__checkevent_tracepoint_multi_modifier,
        .id    = 13,
    },
    {
        .name  = "r1a:kp",
        .check = test__checkevent_raw_modifier,
        .id    = 14,
    },
    {
        .name  = "1:1:hp",
        .check = test__checkevent_numeric_modifier,
        .id    = 15,
    },
    {
        .name  = "instructions:h",
        .check = test__checkevent_symbolic_name_modifier,
        .id    = 16,
    },
    {
        .name  = "faults:u",
        .check = test__checkevent_symbolic_alias_modifier,
        .id    = 17,
    },
    {
        .name  = "L1-dcache-load-miss:kp",
        .check = test__checkevent_genhw_modifier,
        .id    = 18,
    },
    {
        .name  = "mem:0:u",
        .check = test__checkevent_breakpoint_modifier,
        .id    = 19,
    },
    {
        .name  = "mem:0:x:k",
        .check = test__checkevent_breakpoint_x_modifier,
        .id    = 20,
    },
    {
        .name  = "mem:0:r:hp",
        .check = test__checkevent_breakpoint_r_modifier,
        .id    = 21,
    },
    {
        .name  = "mem:0:w:up",
        .check = test__checkevent_breakpoint_w_modifier,
        .id    = 22,
    },
    {
        .name  = "r1,syscalls:sys_enter_openat:k,1:1:hp",
        .check = test__checkevent_list,
        .id    = 23,
    },
    {
        .name  = "instructions:G",
        .check = test__checkevent_exclude_host_modifier,
        .id    = 24,
    },
    {
        .name  = "instructions:H",
        .check = test__checkevent_exclude_guest_modifier,
        .id    = 25,
    },
    {
        .name  = "mem:0:rw",
        .check = test__checkevent_breakpoint_rw,
        .id    = 26,
    },
    {
        .name  = "mem:0:rw:kp",
        .check = test__checkevent_breakpoint_rw_modifier,
        .id    = 27,
    },
    {
        .name  = "{instructions:k,cycles:upp}",
        .check = test__group1,
        .id    = 28,
    },
    {
        .name  = "{faults:k,cache-references}:u,cycles:k",
        .check = test__group2,
        .id    = 29,
    },
    {
        .name  = "group1{syscalls:sys_enter_openat:H,cycles:kppp},group2{cycles,1:3}:G,instructions:u",
        .check = test__group3,
        .id    = 30,
    },
    {
        .name  = "{cycles:u,instructions:kp}:p",
        .check = test__group4,
        .id    = 31,
    },
    {
        .name  = "{cycles,instructions}:G,{cycles:G,instructions:G},cycles",
        .check = test__group5,
        .id    = 32,
    },
    {
        .name  = "*:*",
        .check = test__all_tracepoints,
        .id    = 33,
    },
    {
        .name  = "{cycles,cache-misses:G}:H",
        .check = test__group_gh1,
        .id    = 34,
    },
    {
        .name  = "{cycles,cache-misses:H}:G",
        .check = test__group_gh2,
        .id    = 35,
    },
    {
        .name  = "{cycles:G,cache-misses:H}:u",
        .check = test__group_gh3,
        .id    = 36,
    },
    {
        .name  = "{cycles:G,cache-misses:H}:uG",
        .check = test__group_gh4,
        .id    = 37,
    },
    {
        .name  = "{cycles,cache-misses,branch-misses}:S",
        .check = test__leader_sample1,
        .id    = 38,
    },
    {
        .name  = "{instructions,branch-misses}:Su",
        .check = test__leader_sample2,
        .id    = 39,
    },
    {
        .name  = "instructions:uDp",
        .check = test__checkevent_pinned_modifier,
        .id    = 40,
    },
    {
        .name  = "{cycles,cache-misses,branch-misses}:D",
        .check = test__pinned_group,
        .id    = 41,
    },
    {
        .name  = "mem:0/1",
        .check = test__checkevent_breakpoint_len,
        .id    = 42,
    },
    {
        .name  = "mem:0/2:w",
        .check = test__checkevent_breakpoint_len_w,
        .id    = 43,
    },
    {
        .name  = "mem:0/4:rw:u",
        .check = test__checkevent_breakpoint_len_rw_modifier,
        .id    = 44
    },
#if defined(__s390x__)
    {
        .name  = "kvm-s390:kvm_s390_create_vm",
        .check = test__checkevent_tracepoint,
        .id    = 100,
    },
#endif
    {
        .name  = "instructions:I",
        .check = test__checkevent_exclude_idle_modifier,
        .id    = 45,
    },
    {
        .name  = "instructions:kIG",
        .check = test__checkevent_exclude_idle_modifier_1,
        .id    = 46,
    },
    {
        .name  = "task-clock:P,cycles",
        .check = test__checkevent_precise_max_modifier,
        .id    = 47,
    },
    {
        .name  = "instructions/name=insn/",
        .check = test__checkevent_config_symbol,
        .id    = 48,
    },
    {
        .name  = "r1234/name=rawpmu/",
        .check = test__checkevent_config_raw,
        .id    = 49,
    },
    {
        .name  = "4:0x6530160/name=numpmu/",
        .check = test__checkevent_config_num,
        .id    = 50,
    },
    {
        .name  = "L1-dcache-misses/name=cachepmu/",
        .check = test__checkevent_config_cache,
        .id    = 51,
    },
    {
        .name  = "intel_pt//u",
        .check = test__intel_pt,
        .id    = 52,
    },
};

static struct evlist_test test__events_pmu[] = {
    {
        .name  = "cpu/config=10,config1,config2=3,period=1000/u",
        .check = test__checkevent_pmu,
        .id    = 0,
    },
    {
        .name  = "cpu/config=1,name=krava/u,cpu/config=2/u",
        .check = test__checkevent_pmu_name,
        .id    = 1,
    },
    {
        .name  = "cpu/config=1,call-graph=fp,time,period=100000/,cpu/config=2,call-graph=no,time=0,period=2000/",
        .check = test__checkevent_pmu_partial_time_callgraph,
        .id    = 2,
    },
};

struct terms_test {
    const char *str;
    __u32 type;
    int (*check)(struct list_head *terms);
};

static struct terms_test test__terms[] = {
    [0] = {
        .str   = "config=10,config1,config2=3,umask=1",
        .check = test__checkterms_simple,
    },
};

static int test_event(struct evlist_test *e)
{
    struct perf_evlist *evlist;
    int ret;

    evlist = perf_evlist__new();
    if (evlist == NULL)
        return -ENOMEM;

    ret = parse_events(evlist, e->name, NULL);
    if (ret) {
        pr_debug("failed to parse event '%s', err %d\n",
             e->name, ret);
    } else {
        ret = e->check(evlist);
    }

    perf_evlist__delete(evlist);

    return ret;
}

static int test_events(struct evlist_test *events, unsigned cnt)
{
    int ret1, ret2 = 0;
    unsigned i;

    for (i = 0; i < cnt; i++) {
        struct evlist_test *e = &events[i];

        pr_debug("running test %d '%s'\n", e->id, e->name);
        ret1 = test_event(e);
        if (ret1)
            ret2 = ret1;
    }

    return ret2;
}

static int test_term(struct terms_test *t)
{
    struct list_head terms;
    int ret;

    INIT_LIST_HEAD(&terms);

    ret = parse_events_terms(&terms, t->str);
    if (ret) {
        pr_debug("failed to parse terms '%s', err %d\n",
             t->str , ret);
        return ret;
    }

    ret = t->check(&terms);
    parse_events_terms__purge(&terms);

    return ret;
}

static int test_terms(struct terms_test *terms, unsigned cnt)
{
    int ret = 0;
    unsigned i;

    for (i = 0; i < cnt; i++) {
        struct terms_test *t = &terms[i];

        pr_debug("running test %d '%s'\n", i, t->str);
        ret = test_term(t);
        if (ret)
            break;
    }

    return ret;
}

static int test_pmu(void)
{
    struct stat st;
    char path[PATH_MAX];
    int ret;

    snprintf(path, PATH_MAX, "%s/bus/event_source/devices/cpu/format/",
         sysfs__mountpoint());

    ret = stat(path, &st);
    if (ret)
        pr_debug("omitting PMU cpu tests\n");
    return !ret;
}

static int test_pmu_events(void)
{
    struct stat st;
    char path[PATH_MAX];
    struct dirent *ent;
    DIR *dir;
    int ret;

    snprintf(path, PATH_MAX, "%s/bus/event_source/devices/cpu/events/",
         sysfs__mountpoint());

    ret = stat(path, &st);
    if (ret) {
        pr_debug("omitting PMU cpu events tests\n");
        return 0;
    }

    dir = opendir(path);
    if (!dir) {
        pr_debug("can't open pmu event dir");
        return -1;
    }

    while (!ret && (ent = readdir(dir))) {
        struct evlist_test e;
        char name[2 * NAME_MAX + 1 + 12 + 3];

        /* Names containing . are special and cannot be used directly */
        if (strchr(ent->d_name, '.'))
            continue;

        snprintf(name, sizeof(name), "cpu/event=%s/u", ent->d_name);

        e.name  = name;
        e.check = test__checkevent_pmu_events;

        ret = test_event(&e);
        if (ret)
            break;
        snprintf(name, sizeof(name), "%s:u,cpu/event=%s/u", ent->d_name, ent->d_name);
        e.name  = name;
        e.check = test__checkevent_pmu_events_mix;
        ret = test_event(&e);
    }

    closedir(dir);
    return ret;
}

int test__parse_events(struct test *test __maybe_unused, int subtest __maybe_unused)
{
    int ret1, ret2 = 0;

#define TEST_EVENTS(tests)              \
do {                            \
    ret1 = test_events(tests, ARRAY_SIZE(tests));   \
    if (!ret2)                  \
        ret2 = ret1;                \
} while (0)

    TEST_EVENTS(test__events);

    if (test_pmu())
        TEST_EVENTS(test__events_pmu);

    if (test_pmu()) {
        int ret = test_pmu_events();
        if (ret)
            return ret;
    }

    ret1 = test_terms(test__terms, ARRAY_SIZE(test__terms));
    if (!ret2)
        ret2 = ret1;

    return ret2;
}