sparsemap/tests/test.c
2024-04-15 11:32:47 -04:00

1003 lines
27 KiB
C

/*
* smartmap is MIT-licensed, but for this file:
*
* To the extent possible under law, the author(s) of this file have
* waived all copyright and related or neighboring rights to this
* work. See <https://creativecommons.org/publicdomain/zero/1.0/> for
* details.
*/
#define MUNIT_NO_FORK (1)
#define MUNIT_ENABLE_ASSERT_ALIASES (1)
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "../include/sparsemap.h"
#include "common.h"
#include "munit.h"
#if defined(_MSC_VER)
#pragma warning(disable : 4127)
#endif
/* !!! Duplicated here for testing purposes. Keep in sync, or suffer. !!! */
struct sparsemap {
uint8_t *m_data;
size_t m_capacity;
size_t m_data_used;
};
struct user_data {
int foo;
};
/* -------------------------- Supporting Functions for Testing */
void
populate_map(sparsemap_t *map, int size, int max_value)
{
int array[size];
setup_test_array(array, size, max_value);
// TODO ensure_sequential_set(array, size, 10);
shuffle(array, size);
for (int i = 0; i < size; i++) {
sparsemap_set(map, array[i], true);
bool set = sparsemap_is_set(map, array[i]);
munit_assert_true(set);
}
}
static void *
test_api_setup(const MunitParameter params[], void *user_data)
{
struct test_info *info = (struct test_info *)user_data;
(void)info;
(void)params;
sparsemap_t *map = munit_calloc(1, sizeof(sparsemap_t));
assert_ptr_not_null(map);
return (void *)(uintptr_t)map;
}
static void
test_api_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
assert_ptr_not_null(map);
free(map);
}
/* -------------------------- API Tests */
static MunitResult
test_api_static_init(const MunitParameter params[], void *data)
{
sparsemap_t a_map, *map = &a_map;
uint8_t buf[1024] = { 0 };
(void)params;
(void)data;
assert_ptr_not_null(map);
sparsemap_init(map, buf, 1024);
assert_ptr_equal(&buf, map->m_data);
assert_true(map->m_capacity == 1024);
assert_true(map->m_data_used == sizeof(uint32_t));
return MUNIT_OK;
}
static void *
test_api_clear_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
return (void *)map;
}
static void
test_api_clear_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_clear(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
sparsemap_set(map, 42, true);
assert_true(sparsemap_is_set(map, 42));
sparsemap_clear(map);
assert_false(sparsemap_is_set(map, 42));
return MUNIT_OK;
}
static void *
test_api_open_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
populate_map(map, 1024, 3 * 1024);
return (void *)map;
}
static void
test_api_open_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_open(const MunitParameter params[], void *data)
{
sparsemap_t _sm, *sm = &_sm, *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
sparsemap_open(sm, (uint8_t *)map->m_data, map->m_capacity);
for (int i = 0; i < 3 * 1024; i++) {
assert_true(sparsemap_is_set(sm, i) == sparsemap_is_set(map, i));
}
return MUNIT_OK;
}
static void *
test_api_set_data_size_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
populate_map(map, 1024, 3 * 1024);
return (void *)map;
}
static void
test_api_set_data_size_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_set_data_size(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
assert_true(map->m_capacity == 1024);
assert_true(map->m_capacity == sparsemap_get_capacity(map));
sparsemap_set_data_size(map, 512);
assert_true(map->m_capacity == 512);
assert_true(map->m_capacity == sparsemap_get_capacity(map));
return MUNIT_OK;
}
static void *
test_api_remaining_capacity_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
return (void *)map;
}
static void
test_api_remaining_capacity_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_remaining_capacity(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
int i = 0;
double cap;
do {
sparsemap_set(map, i++, true);
cap = sparsemap_capacity_remaining(map);
} while (cap > 1.0);
// assert_true(i == 169985); when seed is 8675309
assert_true(cap <= 1.0);
sparsemap_clear(map);
i = 0;
do {
int p = munit_rand_int_range(0, 150000);
sparsemap_set(map, p, true);
i++;
cap = sparsemap_capacity_remaining(map);
} while (cap > 2.0);
// assert_true(i == 64); when seed is 8675309
assert_true(cap <= 2.0);
return MUNIT_OK;
}
static void *
test_api_get_capacity_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
populate_map(map, 1024, 3 * 1024);
return (void *)map;
}
static void
test_api_get_capacity_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_get_capacity(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
sparsemap_set(map, 42, true);
assert_true(sparsemap_is_set(map, 42));
assert_true(sparsemap_get_capacity(map) == 1024);
return MUNIT_OK;
}
static void *
test_api_is_set_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
populate_map(map, 1024, 3 * 1024);
return (void *)map;
}
static void
test_api_is_set_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_is_set(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
sparsemap_set(map, 42, true);
assert_true(sparsemap_is_set(map, 42));
return MUNIT_OK;
}
static void *
test_api_set_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
return (void *)map;
}
static void
test_api_set_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_set(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
assert_false(sparsemap_is_set(map, 1));
assert_false(sparsemap_is_set(map, 8192));
sparsemap_set(map, 1, true);
sparsemap_set(map, 8192, true);
assert_true(sparsemap_is_set(map, 1));
assert_true(sparsemap_is_set(map, 8192));
sparsemap_set(map, 1, false);
sparsemap_set(map, 8192, false);
assert_false(sparsemap_is_set(map, 1));
assert_false(sparsemap_is_set(map, 8192));
return MUNIT_OK;
}
static void *
test_api_get_starting_offset_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
populate_map(map, 1024, 3 * 1024);
return (void *)map;
}
static void
test_api_get_starting_offset_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_get_starting_offset(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
sparsemap_set(map, 42, true);
assert_true(sparsemap_is_set(map, 42));
size_t offset = sparsemap_get_starting_offset(map);
assert_true(offset == 0);
return MUNIT_OK;
}
static void *
test_api_get_size_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
populate_map(map, 1024, 3 * 1024);
return (void *)map;
}
static void
test_api_get_size_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_get_size(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
size_t size = sparsemap_get_size(map);
assert_true(size > 400);
return MUNIT_OK;
}
static void *
test_api_scan_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
bitmap_from_uint64(map, ((uint64_t)0xfeedface << 32) | 0xbadc0ffee);
return (void *)map;
}
static void
test_api_scan_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
void
scan_for_0xfeedfacebadcoffee(sm_idx_t v[], size_t n)
{
/* Called multiple times */
((void)v);
((void)n);
}
static MunitResult
test_api_scan(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
sparsemap_set(map, 4200, true);
assert_true(sparsemap_is_set(map, 42));
sparsemap_scan(map, scan_for_0xfeedfacebadcoffee, 0);
return MUNIT_OK;
}
static void *
test_api_split_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
for (int i = 0; i < 1024; i++) {
sparsemap_set(map, i, true);
}
return (void *)map;
}
static void
test_api_split_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_split(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
uint8_t buf[1024] = { 0 };
sparsemap_t portion;
(void)params;
assert_ptr_not_null(map);
sparsemap_init(&portion, buf, 512);
sparsemap_split(map, 512, &portion);
for (int i = 0; i < 512; i++) {
assert_true(sparsemap_is_set(map, i));
assert_false(sparsemap_is_set(&portion, i));
}
for (int i = 513; i < 1024; i++) {
assert_false(sparsemap_is_set(map, i));
assert_true(sparsemap_is_set(&portion, i));
}
return MUNIT_OK;
}
static void *
test_api_select_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
bitmap_from_uint64(map, ((uint64_t)0xfeedface << 32) | 0xbadc0ffee);
return (void *)map;
}
static void
test_api_select_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_select(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
/* NOTE: select() is 0-based, to get the bit position of the 1st logical bit set
call select(map, 0), to get the 18th, select(map, 17), etc. */
assert_true(sparsemap_select(map, 0, true) == 1);
assert_true(sparsemap_select(map, 4, true) == 6);
assert_true(sparsemap_select(map, 17, true) == 26);
#if 0 // TODO
size_t f = sparsemap_select(map, 0, false);
for (int i = 0; i <= f; i++) {
assert_false(sparsemap_is_set(map, i % 2));
}
sparsemap_clear(map);
for (int i = 0; i < 1000; i++) {
sparsemap_set(map, i, i % 2 ? true : false);
}
f = sparsemap_select(map, 0, false);
assert_true(f == 1000);
sparsemap_clear(map);
sparsemap_set(map, 42, true);
sparsemap_set(map, 420, true);
sparsemap_set(map, 4200, true);
f = sparsemap_select(map, 0, false);
assert_true(f == 0);
f = sparsemap_select(map, -1, true);
assert_true(f == 4200);
f = sparsemap_select(map, -2, true);
assert_true(f == 420);
f = sparsemap_select(map, -3, true);
assert_true(f == 42);
#endif
return MUNIT_OK;
}
static void *
test_api_rank_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
return (void *)map;
}
static void
test_api_rank_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_rank(const MunitParameter params[], void *data)
{
int r1, r2;
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
for (int i = 0; i < 10; i++) {
sparsemap_set(map, i, true);
}
for (int i = 0; i < 10; i++) {
assert_true(sparsemap_is_set(map, i));
}
for (int i = 10; i < 1000; i++) {
assert_true(!sparsemap_is_set(map, i));
}
/* rank() is also 0-based, for consistency (and confusion sake); consider the
range as [start, end] of [0, 9] counts the bits set in the first 10
positions (starting from the LSB) in the index. */
r1 = rank_uint64((uint64_t)-1, 0, 9);
r2 = sparsemap_rank(map, 0, 9, true);
assert_true(r1 == r2);
assert_true(sparsemap_rank(map, 0, 9, true) == 10);
assert_true(sparsemap_rank(map, 1000, 1050, true) == 0);
for (int i = 0; i < 10; i++) {
for (int j = i; j < 10; j++) {
r1 = rank_uint64((uint64_t)-1, i, j);
r2 = sparsemap_rank(map, i, j, true);
assert_true(r1 == r2);
}
}
return MUNIT_OK;
}
static void *
test_api_span_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
return (void *)map;
}
static void
test_api_span_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_api_span(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
int located_at, placed_at, amt = 10000;
placed_at = create_sequential_set_in_empty_map(map, amt, 1);
located_at = sparsemap_span(map, 0, 1, true);
assert_true(located_at == placed_at);
sparsemap_clear(map);
placed_at = create_sequential_set_in_empty_map(map, amt, 50);
located_at = sparsemap_span(map, 0, 50, true);
assert_true(located_at == placed_at);
sparsemap_clear(map);
placed_at = create_sequential_set_in_empty_map(map, amt, 50);
located_at = sparsemap_span(map, placed_at / 2, 50, true);
assert_true(located_at == placed_at);
/* TODO
sparsemap_clear(map);
placed_at = create_sequential_set_in_empty_map(map, amt, amt - 1);
located_at = sparsemap_span(map, 0, amt - 1, true);
assert_true(located_at == placed_at);
*/
return MUNIT_OK;
}
// clang-format off
static MunitTest api_test_suite[] = {
{ (char *)"/static_init", test_api_static_init, NULL, NULL, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/clear", test_api_clear, test_api_clear_setup, test_api_clear_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/open", test_api_open, test_api_open_setup, test_api_open_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/set_data_size", test_api_set_data_size, test_api_set_data_size_setup, test_api_set_data_size_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/remaining_capacity", test_api_remaining_capacity, test_api_remaining_capacity_setup, test_api_remaining_capacity_tear_down,
MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/get_capacity", test_api_get_capacity, test_api_get_capacity_setup, test_api_get_capacity_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/is_set", test_api_is_set, test_api_is_set_setup, test_api_is_set_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/set", test_api_set, test_api_set_setup, test_api_set_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/get_starting_offset", test_api_get_starting_offset, test_api_get_starting_offset_setup, test_api_get_starting_offset_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
//TODO { (char *)"/get_ending_offset", test_api_get_ending_offset, test_api_get_ending_offset_setup, test_api_get_ending_offset_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/get_size", test_api_get_size, test_api_get_size_setup, test_api_get_size_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/scan", test_api_scan, test_api_scan_setup, test_api_scan_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/split", test_api_split, test_api_split_setup, test_api_split_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/select", test_api_select, test_api_select_setup, test_api_select_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/rank", test_api_rank, test_api_rank_setup, test_api_rank_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/span", test_api_span, test_api_span_setup, test_api_span_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ NULL, NULL, NULL, NULL, MUNIT_TEST_OPTION_NONE, NULL }
};
// clang-format on
/* -------------------------- Scale Tests */
static void *
test_scale_lots_o_spans_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
return (void *)map;
}
static void
test_scale_lots_o_spans_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_scale_lots_o_spans(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
for (int i = 0; i < 268435456;) {
int l = i % 31 + 16;
create_sequential_set_in_empty_map(map, 268435456, l);
i += l;
/* ANSI esc code to clear line, carrage return, then print on the same line */
//printf("\033[2K\r%d", i);
//printf("%d\t%d\n", l, i);
//fflush(stdout);
}
return MUNIT_OK;
}
static void *
test_scale_spans_come_spans_go_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
return (void *)map;
}
static void
test_scale_spans_come_spans_go_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_scale_spans_come_spans_go(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
for (int i = 0; i < 268435456;) {
int l = i % 31 + 16;
create_sequential_set_in_empty_map(map, 268435456, l);
i += l;
/* After 10,000 spans are in there we consume a span every iteration. */
if (l > 10000) {
do {
int s = munit_rand_int_range(1, 30);
int o = munit_rand_int_range(1, 268435456 - s - 1);
size_t b = sparsemap_span(map, o, s, true);
if (b == SM_LOC_MAX) {
continue;
}
for (int j = b; j < s; j++) {
assert_true(sparsemap_is_set(map, j) == true);
}
for (int j = b; j < s; j++) {
sparsemap_set(map, j, false);
}
for (int j = b; j < s; j++) {
assert_true(sparsemap_is_set(map, j) == false);
}
break;
} while (true);
}
}
return MUNIT_OK;
}
static void *
test_scale_best_case_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
return (void *)map;
}
static void
test_scale_best_case_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_scale_best_case(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
/* Best case a map can contain 2048 bits in 8 bytes.
So, in a 1KiB buffer you have:
(1024 KiB / 8 bytes) * 2048 = 268,435,456 bits
or 1.09 TiB of 4KiB pages. Let's investigate, and find out if that's the case.
TODO: Actually, 172032 are stored before SEGV, or 706 MiB of 4KiB pages.
*/
/* Set every bit on, that should be the best case. */
for (int i = 0; i < 268435456; i++) {
/* ANSI esc code to clear line, carrage return, then print on the same line */
// printf("\033[2K\r%d", i);
// fflush(stdout);
sparsemap_set(map, i, true);
}
return MUNIT_OK;
}
static void *
test_scale_worst_case_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 1024);
return (void *)map;
}
static void
test_scale_worst_case_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_scale_worst_case(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
(void)params;
assert_ptr_not_null(map);
/* Worst case a map can contain 2048 bits in 265 + 8 = 264 bytes.
So, in a 1KiB buffer you have:
(1024 KiB / 264 bytes) * 2048 = 8,134,407.75758 bits
or 33.3 GiB of 4KiB pages. Let's investigate, and find out if that's the case.
TODO: actually 7744 are stored before SEGV, or 31MiB of 4KiB pages.
*/
/* Set every other bit, that has to be the "worst case" for this index. */
for (int i = 0; i < 8134407; i += 2) {
/* ANSI esc code to clear line, carrage return, then print on the same line */
// printf("\033[2K\r%d", i);
// fflush(stdout);
sparsemap_set(map, i, true);
}
return MUNIT_OK;
}
/* -------------------------- Performance Tests */
static void *
test_perf_span_solo_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024 * 3, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 3 * 1024);
return (void *)map;
}
static void
test_perf_span_solo_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_perf_span_solo(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
// double stop, start;
(void)params;
int located_at, placed_at, amt = 500;
assert_ptr_not_null(map);
for (int i = 1; i < amt; i++) {
for (int j = 1; j <= 100; j++) {
sparsemap_clear(map);
placed_at = create_sequential_set_in_empty_map(map, amt, j);
// logf("i = %d, j = %d\tplaced_at %d\n", i, j, placed_at);
// whats_set(map, 5000);
// start = nsts();
located_at = sparsemap_span(map, 0, j, true);
// stop = nsts();
// double amt = (stop - start) * 1e6;
// if (amt > 0) {
// fprintf(stdout, "%0.8f\n", amt);
// }
if (placed_at != located_at)
logf("a: i = %d, j = %d\tplaced_at %d located_at %d\n", i, j, placed_at, located_at);
}
}
return MUNIT_OK;
}
static void *
test_perf_span_tainted_setup(const MunitParameter params[], void *user_data)
{
uint8_t *buf = munit_calloc(1024 * 3, sizeof(uint8_t));
sparsemap_t *map = (sparsemap_t *)test_api_setup(params, user_data);
sparsemap_init(map, buf, 3 * 1024);
return (void *)map;
}
static void
test_perf_span_tainted_tear_down(void *fixture)
{
sparsemap_t *map = (sparsemap_t *)fixture;
free(map->m_data);
test_api_tear_down(fixture);
}
static MunitResult
test_perf_span_tainted(const MunitParameter params[], void *data)
{
sparsemap_t *map = (sparsemap_t *)data;
// double stop, start;
(void)params;
assert_ptr_not_null(map);
int located_at, placed_at, amt = 500;
for (int i = 1; i < amt; i++) {
for (int j = 100; j <= 10; j++) {
sparsemap_clear(map);
populate_map(map, 1024, 1 * 1024);
placed_at = create_sequential_set_in_empty_map(map, amt, j);
// start = nsts();
located_at = sparsemap_span(map, 0, j, true);
// stop = nsts();
// double amt = (stop - start) * 1e6;
// if (amt > 0) {
// fprintf(stdout, "%0.8f\n", amt);
// }
if (located_at >= placed_at)
logf("b: i = %d, j = %d\tplaced_at %d located_at %d\n", i, j, placed_at, located_at);
}
}
return MUNIT_OK;
}
// clang-format off
static MunitTest scale_test_suite[] = {
{ (char *)"/lots-o-spans", test_scale_lots_o_spans, test_scale_lots_o_spans_setup, test_scale_lots_o_spans_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/spans_come_spans_go", test_scale_spans_come_spans_go, test_scale_spans_come_spans_go_setup, test_scale_spans_come_spans_go_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/best-case", test_scale_best_case, test_scale_best_case_setup, test_scale_best_case_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/worst-case", test_scale_worst_case, test_scale_worst_case_setup, test_scale_worst_case_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ NULL, NULL, NULL, NULL, MUNIT_TEST_OPTION_NONE, NULL } };
// clang-format on
// clang-format off
static MunitTest perf_test_suite[] = {
{ (char *)"/span/solo", test_perf_span_solo, test_perf_span_solo_setup, test_perf_span_solo_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ (char *)"/span/tainted", test_perf_span_tainted, test_perf_span_tainted_setup, test_perf_span_tainted_tear_down, MUNIT_TEST_OPTION_NONE, NULL },
{ NULL, NULL, NULL, NULL, MUNIT_TEST_OPTION_NONE, NULL } };
// clang-format on
// clang-format off
static MunitSuite other_test_suite[] = {
{ "/perf", perf_test_suite, NULL, 1, MUNIT_SUITE_OPTION_NONE },
{ "/scale", scale_test_suite, NULL, 1, MUNIT_SUITE_OPTION_NONE },
{ NULL, NULL, NULL, 0, MUNIT_SUITE_OPTION_NONE } };
// clang-format on
static const MunitSuite main_test_suite = { (char *)"/api", api_test_suite, other_test_suite, 1, MUNIT_SUITE_OPTION_NONE };
int
main(int argc, char *argv[MUNIT_ARRAY_PARAM(argc + 1)])
{
struct user_data info;
return munit_suite_main(&main_test_suite, (void *)&info, argc, argv);
}
/* ARGS: --no-fork --seed 8675309 */