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path: root/src/tests/u16id/test-u16id.c
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#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <errno.h>
#include <string.h>
#include <stdint.h>

#include <check.h>

#include "u16id.h"

/*********************************************************************/

#define S  29

void cbi2p(void*closure, uint16_t id, void *ptr)
{
	int *y = closure;
	int ni = y[0];
	ck_assert((ni >> id) & 1);
	ck_assert((uintptr_t)ptr == (uintptr_t)(ni + id));
	y[1]++;
}

void test_i2ptr(struct u16id2ptr **pi2p)
{
	int i, ni, n, x, y[2];
	uint16_t j;
	void *p;

	i = 0;
	while (!(i >> S)) {
		ni = i * 3 + 1;
		n = 0;
		for (j = 0 ; j < S ; j++) {
			if ((i >> j) & 1) {
				ck_assert_int_eq(1, u16id2ptr_has(*pi2p, j));
				ck_assert_int_eq(0, u16id2ptr_get(*pi2p, j, &p));
				ck_assert((uintptr_t)p == (uintptr_t)(i + j));
				ck_assert_int_eq(-1, u16id2ptr_add(pi2p, j, p));
				ck_assert_int_eq(0, u16id2ptr_put(*pi2p, j, p));
			} else {
				ck_assert_int_eq(0, u16id2ptr_has(*pi2p, j));
				ck_assert_int_eq(-1, u16id2ptr_get(*pi2p, j, &p));
				ck_assert_int_eq(-1, u16id2ptr_put(*pi2p, j, p));
			}
			if ((ni >> j) & 1) {
				p = (void*)(uintptr_t)(ni + j);
				ck_assert_int_eq(0, u16id2ptr_set(pi2p, j, p));
				n++;
			} else if ((i >> j) & 1) {
				ck_assert_int_eq(0, u16id2ptr_drop(pi2p, j, &p));
				ck_assert((uintptr_t)p == (uintptr_t)(i + j));
			} else {
				ck_assert_int_eq(-1, u16id2ptr_drop(pi2p, j, NULL));
			}
		}
		ck_assert_int_eq(n, u16id2ptr_count(*pi2p));
		for (x = 0 ; x < n ; x++) {
			ck_assert_int_eq(0, u16id2ptr_at(*pi2p, x, &j, &p));
			ck_assert((ni >> j) & 1);
			ck_assert((uintptr_t)p == (uintptr_t)(ni + j));
		}
		y[0] = ni;
		y[1] = 0;
		u16id2ptr_forall(*pi2p, cbi2p, y);
		ck_assert_int_eq(n, y[1]);
		i = ni;
	}
}

START_TEST (check_u16id2ptr)
{
	struct u16id2ptr *i2p;

	i2p = NULL;
	test_i2ptr(&i2p);
	ck_assert(i2p);
	u16id2ptr_destroy(&i2p);
	ck_assert(!i2p);
	ck_assert_int_eq(0, u16id2ptr_create(&i2p));
	test_i2ptr(&i2p);
	ck_assert(i2p);
	u16id2ptr_destroy(&i2p);
	ck_assert(!i2p);
}
END_TEST

/*********************************************************************/

void test_i2bool(struct u16id2bool **pi2b)
{
	int i, j, ni, v;
	uint16_t x;

	i = 0;
	while (!(i >> S)) {
		ni = i * 3 + 1;
		for (j = 0 ; j < S ; j++) {
			x = (uint16_t)(j * 5);
			v = (i >> j) & 1;
			ck_assert_int_eq(v, u16id2bool_get(*pi2b, x));
			ck_assert_int_eq(v, u16id2bool_set(pi2b, x, (ni >> j) & 1));
		}
		i = ni;
	}
	for (j = 0 ; j < S ; j++) {
		x = (uint16_t)(j * 5);
		v = (i >> j) & 1;
		ck_assert_int_eq(v, u16id2bool_get(*pi2b, x));
		ck_assert_int_eq(v, u16id2bool_set(pi2b, x, 0));
	}
}

START_TEST (check_u16id2bool)
{
	struct u16id2bool *i2b;

	i2b = NULL;
	test_i2bool(&i2b);
	ck_assert(i2b);
	u16id2bool_destroy(&i2b);
	ck_assert(!i2b);
	ck_assert_int_eq(0, u16id2bool_create(&i2b));
	test_i2bool(&i2b);
	ck_assert(i2b);
	u16id2bool_destroy(&i2b);
	ck_assert(!i2b);
}
END_TEST

/*********************************************************************/

static Suite *suite;
static TCase *tcase;

void mksuite(const char *name) { suite = suite_create(name); }
void addtcase(const char *name) { tcase = tcase_create(name); suite_add_tcase(suite, tcase); tcase_set_timeout(tcase, 120); }
void addtest(TFun fun) { tcase_add_test(tcase, fun); }
int srun()
{
	int nerr;
	SRunner *srunner = srunner_create(suite);
	srunner_run_all(srunner, CK_NORMAL);
	nerr = srunner_ntests_failed(srunner);
	srunner_free(srunner);
	return nerr;
}

int main(int ac, char **av)
{
	mksuite("u16id");
		addtcase("u16id");
			addtest(check_u16id2ptr);
			addtest(check_u16id2bool);
	return !!srun();
}