#include <stdint.h>

#include <stdlib.h>

#include <string.h>

#include <search.h>

#include <errno.h>

#include "test.h"

#define set(k,v) do{ \

	e = hsearch((ENTRY){.key = k, .data = (void*)v}, ENTER); \

	if (!e || strcmp(e->key, k) != 0) \

		t_error("hsearch ENTER %s %d failed\n", k, v); \

}while(0)

#define get(k) hsearch((ENTRY){.key = k, .data = 0}, FIND)

#define getdata(e) ((intptr_t)(e)->data)

int main()

{

	ENTRY *e;

	if (hcreate(-1) || errno != ENOMEM)

		t_error("hcreate((size_t)-1) should fail with ENOMEM got %s\n", strerror(errno));

	if (!hcreate(13))

		t_error("hcreate(13) failed\n");

	set("", 0);

	set("a", 1);

	set("b", 2);

	set("abc", 3);

	set("cd", 4);

	set("e", 5);

	set("ef", 6);

	set("g", 7);

	set("h", 8);

	set("iiiiiiiiii", 9);

	if (!get("a"))

		t_error("hsearch FIND a failed\n");

	if (get("c"))

		t_error("hsearch FIND c should fail\n");

	set("g", 10);

	if (e && getdata(e) != 7)

		t_error("hsearch ENTER g 10 returned data %d, wanted 7\n", getdata(e));

	set("g", 10);

	if (e && getdata(e) != 7)

		t_error("hsearch ENTER g 10 returned data %d, wanted 7\n", getdata(e));

	set("j", 10);

	if (e && getdata(e) != 10)

		t_error("hsearch ENTER j 10 returned data %d, wanted 10\n", getdata(e));

	hdestroy();

	return t_status;

}