text: /*	$NetBSD: symtab_test.c,v 1.1.1.4 2014/12/10 03:34:44 christos Exp $	*/
  
  /*
   * Copyright (C) 2011-2013  Internet Systems Consortium, Inc. ("ISC")
   *
   * Permission to use, copy, modify, and/or distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
   * copyright notice and this permission notice appear in all copies.
   *
   * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
   * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
   * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
   * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
   * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
   * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
   * PERFORMANCE OF THIS SOFTWARE.
   */
  
  /* Id */
  
  /*! \file */
  
  #include <config.h>
  
  #include <atf-c.h>
  
  #include <unistd.h>
  
  #include <isc/symtab.h>
  #include <isc/print.h>
  
  #include "isctest.h"
  
  static void
  undefine(char *key, unsigned int type, isc_symvalue_t value, void *arg) {
  	UNUSED(arg);
  
  	ATF_REQUIRE_EQ(type, 1);
  	isc_mem_free(mctx, key);
  	isc_mem_free(mctx, value.as_pointer);
  }
  
  /*
   * Individual unit tests
   */
  
  ATF_TC(symtab_grow);
  ATF_TC_HEAD(symtab_grow, tc) {
  	atf_tc_set_md_var(tc, "descr", "symbol table growth");
  }
  ATF_TC_BODY(symtab_grow, tc) {
  	isc_result_t result;
  	isc_symtab_t *st = NULL;
  	isc_symvalue_t value;
  	isc_symexists_t policy = isc_symexists_reject;
  	int i;
  
  	UNUSED(tc);
  
  	result = isc_test_begin(NULL, ISC_TRUE);
  	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
  
  	result = isc_symtab_create(mctx, 3, undefine, NULL, ISC_FALSE, &st);
  	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
  	ATF_REQUIRE(st != NULL);
  
  	/* Nothing should be in the table yet */
  
  	/*
  	 * Put 1024 entries in the table (this should necessate
  	 * regrowing the hash table several times
  	 */
  	for (i = 0; i < 1024; i++) {
  		char str[16], *key;
  
  		snprintf(str, sizeof(str), "%04x", i);
  		key = isc_mem_strdup(mctx, str);
  		ATF_REQUIRE(key != NULL);
  		value.as_pointer = isc_mem_strdup(mctx, str);
  		ATF_REQUIRE(value.as_pointer != NULL);
  		result = isc_symtab_define(st, key, 1, value, policy);
  		ATF_CHECK_EQ(result, ISC_R_SUCCESS);
  		if (result != ISC_R_SUCCESS)
  			undefine(key, 1, value, NULL);
  	}
  
  	/*
  	 * Try to put them in again; this should fail
  	 */
  	for (i = 0; i < 1024; i++) {
  		char str[16], *key;
  
  		snprintf(str, sizeof(str), "%04x", i);
  		key = isc_mem_strdup(mctx, str);
  		ATF_REQUIRE(key != NULL);
  		value.as_pointer = isc_mem_strdup(mctx, str);
  		ATF_REQUIRE(value.as_pointer != NULL);
  		result = isc_symtab_define(st, key, 1, value, policy);
  		ATF_CHECK_EQ(result, ISC_R_EXISTS);
  		undefine(key, 1, value, NULL);
  	}
  
  	/*
  	 * Retrieve them; this should succeed
  	 */
  	for (i = 0; i < 1024; i++) {
  		char str[16];
  
  		snprintf(str, sizeof(str), "%04x", i);
  		result = isc_symtab_lookup(st, str, 0, &value);
  		ATF_CHECK_EQ(result, ISC_R_SUCCESS);
  		ATF_CHECK_STREQ(str, (char *)value.as_pointer);
  	}
  
  	/*
  	 * Undefine them
  	 */
  	for (i = 0; i < 1024; i++) {
  		char str[16];
  
  		snprintf(str, sizeof(str), "%04x", i);
  		result = isc_symtab_undefine(st, str, 1);
  		ATF_CHECK_EQ(result, ISC_R_SUCCESS);
  	}
  
  	/*
  	 * Retrieve them again; this should fail
  	 */
  	for (i = 0; i < 1024; i++) {
  		char str[16];
  
  		snprintf(str, sizeof(str), "%04x", i);
  		result = isc_symtab_lookup(st, str, 0, &value);
  		ATF_CHECK_EQ(result, ISC_R_NOTFOUND);
  	}
  
  	isc_symtab_destroy(&st);
  	isc_test_end();
  }
  
  /*
   * Main
   */
  ATF_TP_ADD_TCS(tp) {
  	ATF_TP_ADD_TC(tp, symtab_grow);
  
  	return (atf_no_error());
  }
  
  