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Diffstat (limited to 'lib/isc/tests/symtab_test.c')
| -rw-r--r-- | lib/isc/tests/symtab_test.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/lib/isc/tests/symtab_test.c b/lib/isc/tests/symtab_test.c new file mode 100644 index 000000000000..21444b4c48ec --- /dev/null +++ b/lib/isc/tests/symtab_test.c @@ -0,0 +1,147 @@ +/* + * Copyright (C) 2011, 2012 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, 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()); +} + |