git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@275105 65c4cc65-6c06-0410-ace0-fbb531ad65f3
309 lines
13 KiB
C
309 lines
13 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2009, Mark Michelson
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*
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* Mark Michelson <mmmichelson@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief String fields test
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*
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* \author\verbatim Mark Michelson <mmichelson@digium.com> \endverbatim
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*
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* Test module for string fields API
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* \ingroup tests
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* \todo need to test ast_calloc_with_stringfields
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*/
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/*** MODULEINFO
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<depend>TEST_FRAMEWORK</depend>
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***/
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#include "asterisk.h"
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#include "asterisk/module.h"
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#include "asterisk/stringfields.h"
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#include "asterisk/cli.h"
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#include "asterisk/utils.h"
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#include "asterisk/test.h"
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AST_TEST_DEFINE(string_field_test)
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{
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const char *address_holder;
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struct ast_string_field_pool *field_pool1;
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struct ast_string_field_pool *field_pool2;
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struct ast_string_field_pool *field_pool3;
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static const char LONG_STRING[] = "A professional panoramic photograph of the majestic elephant bathing itself and its young by the shores of the raging Mississippi River";
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struct {
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AST_DECLARE_STRING_FIELDS (
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AST_STRING_FIELD(string1);
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AST_STRING_FIELD(string2);
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);
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} test_struct;
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struct {
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AST_DECLARE_STRING_FIELDS (
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AST_STRING_FIELD(string1);
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AST_STRING_FIELD(string2);
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AST_STRING_FIELD(string3);
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);
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} test_struct2;
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switch (cmd) {
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case TEST_INIT:
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info->name = "string_field_test";
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info->category = "/main/utils/";
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info->summary = "Test stringfield operations";
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info->description =
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"This tests the stringfield API";
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return AST_TEST_NOT_RUN;
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case TEST_EXECUTE:
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break;
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}
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ast_test_status_update(test, "First things first. Let's see if we can actually allocate string fields\n");
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if (ast_string_field_init(&test_struct, 32)) {
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ast_test_status_update(test, "Failure to initialize string fields. They are totally messed up\n");
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return AST_TEST_FAIL;
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} else {
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ast_test_status_update(test, "All right! Successfully allocated! Now let's get down to business\n");
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}
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ast_test_status_update(test,"We're going to set some string fields and perform some checks\n");
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ast_string_field_set(&test_struct, string1, "elephant");
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ast_string_field_set(&test_struct, string2, "hippopotamus");
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ast_test_status_update(test, "First we're going to make sure that the strings are actually set to what we expect\n");
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if (strcmp(test_struct.string1, "elephant")) {
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ast_test_status_update(test, "We were expecting test_struct.string1 to have 'elephant' but it has %s\n", test_struct.string1);
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goto error;
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} else {
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ast_test_status_update(test, "test_struct.string1 appears to be all clear. It has '%s' and that's what we expect\n", test_struct.string1);
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}
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if (strcmp(test_struct.string2, "hippopotamus")) {
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ast_test_status_update(test, "We were expecting test_struct.string2 to have 'hippopotamus' but it has %s\n", test_struct.string2);
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goto error;
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} else {
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ast_test_status_update(test, "test_struct.string2 appears to be all clear. It has '%s' and that's what we expect\n", test_struct.string2);
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}
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ast_test_status_update(test, "Now let's make sure that our recorded capacities for these strings is what we expect\n");
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if (AST_STRING_FIELD_ALLOCATION(test_struct.string1) != strlen("elephant") + 1) {
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ast_test_status_update(test, "string1 has allocation area of %hu but we expect %lu\n",
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AST_STRING_FIELD_ALLOCATION(test_struct.string1), (unsigned long) strlen("elephant") + 1);
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goto error;
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} else {
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ast_test_status_update(test, "string1 has the allocation area we expect: %hu\n", AST_STRING_FIELD_ALLOCATION(test_struct.string1));
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}
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if (AST_STRING_FIELD_ALLOCATION(test_struct.string2) != strlen("hippopotamus") + 1) {
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ast_test_status_update(test, "string2 has allocation area of %hu but we expect %lu\n",
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AST_STRING_FIELD_ALLOCATION(test_struct.string2), (unsigned long) strlen("hippopotamus") + 1);
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goto error;
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} else {
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ast_test_status_update(test, "string2 has the allocation area we expect: %hu\n", AST_STRING_FIELD_ALLOCATION(test_struct.string2));
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}
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ast_test_status_update(test, "Now we're going to shrink string1 and see if it's in the same place in memory\n");
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address_holder = test_struct.string1;
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ast_string_field_set(&test_struct, string1, "rhino");
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if (strcmp(test_struct.string1, "rhino")) {
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ast_test_status_update(test, "string1 has the wrong value in it. We want 'rhino' but it has '%s'\n", test_struct.string1);
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goto error;
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} else {
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ast_test_status_update(test, "string1 successfully was changed to '%s'\n", test_struct.string1);
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}
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if (address_holder != test_struct.string1) {
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ast_test_status_update(test, "We shrunk string1, but it moved?!\n");
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goto error;
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} else {
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ast_test_status_update(test, "Shrinking string1 allowed it to stay in the same place in memory\n");
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}
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if (AST_STRING_FIELD_ALLOCATION(test_struct.string1) != strlen("elephant") + 1) {
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ast_test_status_update(test, "The allocation amount changed when we shrunk the string...\n");
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goto error;
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} else {
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ast_test_status_update(test, "Shrinking string1 did not change its allocation area (This is a good thing)\n");
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}
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ast_test_status_update(test, "Next, let's increase it a little but not all the way to its original size\n");
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address_holder = test_struct.string1;
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ast_string_field_set(&test_struct, string1, "mammoth");
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if (strcmp(test_struct.string1, "mammoth")) {
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ast_test_status_update(test, "string1 has the wrong value in it. We want 'mammoth' but it has '%s'\n", test_struct.string1);
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goto error;
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} else {
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ast_test_status_update(test, "string1 successfully was changed to '%s'\n", test_struct.string1);
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}
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if (address_holder != test_struct.string1) {
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ast_test_status_update(test, "We expanded string1, but it moved?!\n");
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goto error;
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} else {
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ast_test_status_update(test, "Expanding string1 allowed it to stay in the same place in memory\n");
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}
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if (AST_STRING_FIELD_ALLOCATION(test_struct.string1) != strlen("elephant") + 1) {
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ast_test_status_update(test, "The allocation amount changed when we expanded the string...\n");
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goto error;
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} else {
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ast_test_status_update(test, "Expanding string1 did not change its allocation area (This is a good thing)\n");
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}
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ast_test_status_update(test, "Cool, now let's bring it back to its original size and see what happens\n");
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ast_string_field_set(&test_struct, string1, "elephant");
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if (strcmp(test_struct.string1, "elephant")) {
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ast_test_status_update(test, "string1 has the wrong value in it. We want 'elephant' but it has '%s'\n", test_struct.string1);
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goto error;
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} else {
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ast_test_status_update(test, "string1 successfully changed to '%s'\n", test_struct.string1);
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}
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if (address_holder != test_struct.string1) {
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ast_test_status_update(test, "We restored string1 to its original size, but it moved?!\n");
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goto error;
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} else {
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ast_test_status_update(test, "Restoring string1 did not cause it to move (This is a good thing)\n");
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}
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if (AST_STRING_FIELD_ALLOCATION(test_struct.string1) != strlen("elephant") + 1) {
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ast_test_status_update(test, "The allocation amount changed when we re-expanded the string...\n");
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goto error;
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} else {
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ast_test_status_update(test, "The allocation amount for string1 is still holding steady\n");
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}
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ast_test_status_update(test, "All right, now we're going to expand string 2. It should stay in place since it was the last string allocated in this pool\n");
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address_holder = test_struct.string2;
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ast_string_field_set(&test_struct, string2, "hippopotamus face");
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if (strcmp(test_struct.string2, "hippopotamus face")) {
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ast_test_status_update(test, "string2 has the wrong value. We want 'hippopotamus face' but it has '%s'\n", test_struct.string2);
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goto error;
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} else {
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ast_test_status_update(test, "string2 successfully changed to '%s'\n", test_struct.string2);
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}
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if (AST_STRING_FIELD_ALLOCATION(test_struct.string2) != strlen("hippopotamus face") + 1) {
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ast_test_status_update(test, "The allocation amount is incorrect for string2. We expect %lu but it has %hu\n",
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(unsigned long) strlen("hippopotamus face"), AST_STRING_FIELD_ALLOCATION(test_struct.string2) + 1);
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goto error;
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} else {
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ast_test_status_update(test, "The allocation amount successfully increased for string2 when it grew\n");
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}
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if (test_struct.string2 != address_holder) {
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ast_test_status_update(test, "string2 has moved, but it should not have since it had room to grow\n");
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goto error;
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} else {
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ast_test_status_update(test, "string2 stayed in place when it grew. Good job!\n");
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}
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ast_test_status_update(test, "Now we're going to set string1 to a very long string so that a new string field pool must be allocated\n");
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address_holder = test_struct.string1;
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ast_string_field_set(&test_struct, string1, LONG_STRING);
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if (strcmp(test_struct.string1, LONG_STRING)) {
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ast_test_status_update(test, "We were expecting string1 to be '%s'\nbut it was actually '%s'\n", LONG_STRING, test_struct.string1);
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goto error;
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} else {
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ast_test_status_update(test, "string1 successfully changed to '%s'\n", test_struct.string1);
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}
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if (address_holder == test_struct.string1) {
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ast_test_status_update(test, "Uh oh, string1 didn't move when we set it to a long value\n");
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goto error;
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} else {
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ast_test_status_update(test, "Good. Setting string1 to a long value caused it to change addresses\n");
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}
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if (AST_STRING_FIELD_ALLOCATION(test_struct.string1) != strlen(LONG_STRING) + 1) {
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ast_test_status_update(test, "The string field allocation for string1 indicates a length of %hu instead of the expected %lu\n",
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AST_STRING_FIELD_ALLOCATION(test_struct.string1), (unsigned long) strlen(LONG_STRING) + 1);
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goto error;
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} else {
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ast_test_status_update(test, "The stored allocation size of string1 is what we expect\n");
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}
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ast_string_field_init(&test_struct2, 32);
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ast_test_status_update(test, "Now using a totally separate area of memory we're going to test a basic pool freeing scenario\n");
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ast_string_field_set(&test_struct2, string1, "first");
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ast_string_field_set(&test_struct2, string2, "second");
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ast_string_field_set(&test_struct2, string3, "third");
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/* This string is 208 characters long, which will surely exceed the initial pool size */
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ast_string_field_set(&test_struct2, string1, "Expanded first string to create new pool-----------------------------------------------------------------------------------------------------------------------------------------------------------------------");
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/* Pool size at this point is 976, so 1000 chars should do it */
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ast_string_field_set(&test_struct2, string2, "Expanded second string to create new pool----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------");
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field_pool3 = test_struct2.__field_mgr_pool;
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field_pool2 = test_struct2.__field_mgr_pool->prev;
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field_pool1 = test_struct2.__field_mgr_pool->prev->prev;
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if(field_pool3->prev != field_pool2 || field_pool2->prev != field_pool1) {
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ast_test_status_update(test, "Pools are not linked properly!\n");
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goto error;
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} else {
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ast_test_status_update(test, "Three different pools are linked as expected.\n");
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}
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ast_string_field_set(&test_struct2, string1, NULL);
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if (test_struct2.string1 != __ast_string_field_empty || field_pool3->prev != field_pool1) {
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ast_test_status_update(test, "Things did not work out when removing the middle pool!\n");
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goto error;
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} else {
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ast_test_status_update(test, "After removing a pool the remaining two are linked as expected.\n");
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}
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ast_string_field_free_memory(&test_struct2);
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ast_string_field_free_memory(&test_struct);
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return AST_TEST_PASS;
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error:
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ast_string_field_free_memory(&test_struct);
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ast_string_field_free_memory(&test_struct2);
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return AST_TEST_FAIL;
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}
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static int unload_module(void)
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{
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AST_TEST_UNREGISTER(string_field_test);
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return 0;
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}
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static int load_module(void)
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{
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AST_TEST_REGISTER(string_field_test);
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return AST_MODULE_LOAD_SUCCESS;
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}
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "String Fields Test");
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