184 lines
3.8 KiB
C
184 lines
3.8 KiB
C
/*
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* rb_snprintf_try_append1.c: Test rb_snprintf_try_append under various conditions
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* Copyright 2017 Simon Arlott
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
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* USA
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "tap/basic.h"
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#include "stdinc.h"
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#include "ircd_defs.h"
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#include "client.h"
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#include "rb_lib.h"
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#define MSG "%s:%d (%s)", __FILE__, __LINE__, __FUNCTION__
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struct Client me;
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static void from_empty1(void)
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{
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char output[2048] = { 0 };
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int len;
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len = rb_snprintf_try_append(output, sizeof(output), "%s", "test");
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is_int(4, len, MSG);
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is_string("test", output, MSG);
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}
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static void basic_append1(void)
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{
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char output[2048] = { 0 };
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int len;
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strcat(output, "test");
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len = rb_snprintf_try_append(output, sizeof(output), "%s", "TESTING");
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is_int(11, len, MSG);
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is_string("testTESTING", output, MSG);
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}
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static void append_empty1(void)
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{
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char output[2048] = { 0 };
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int len;
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strcat(output, "test");
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len = rb_snprintf_try_append(output, sizeof(output), "%s", "");
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is_int(4, len, MSG);
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is_string("test", output, MSG);
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}
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static void exact_fit_empty1(void)
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{
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char output[5] = { 0 };
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int len;
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strcat(output, "test");
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len = rb_snprintf_try_append(output, sizeof(output), "%s", "");
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is_int(4, len, MSG);
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is_string("test", output, MSG);
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}
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static void exact_fit_basic_append1(void)
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{
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char output[12] = { 0 };
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int len;
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strcat(output, "test");
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len = rb_snprintf_try_append(output, sizeof(output), "%s", "TESTING");
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is_int(11, len, MSG);
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is_string("testTESTING", output, MSG);
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}
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static void too_long_basic_append1(void)
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{
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char output[11] = { 0 };
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int len;
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strcat(output, "test");
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len = rb_snprintf_try_append(output, sizeof(output), "%s", "TESTING");
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is_int(-1, len, MSG);
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is_string("test", output, MSG);
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}
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static void exact_fit_from_empty1(void)
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{
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char output[5] = { 0 };
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int len;
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len = rb_snprintf_try_append(output, sizeof(output), "%s", "test");
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is_int(4, len, MSG);
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is_string("test", output, MSG);
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}
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static void too_long_from_empty1(void)
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{
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char output[4] = { 0 };
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int len;
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len = rb_snprintf_try_append(output, sizeof(output), "%s", "test");
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is_int(-1, len, MSG);
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is_string("", output, MSG);
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}
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static void truncate_existing1(void)
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{
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char output[2048] = { 0 };
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int len;
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strcat(output, "testing");
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len = rb_snprintf_try_append(output, 5, "%s", "");
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is_int(-1, len, MSG);
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is_string("test", output, MSG);
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}
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static void truncate_existing2(void)
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{
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char output[2048] = { 0 };
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int len;
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strcat(output, "testing");
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len = rb_snprintf_try_append(output, 5, "%s", "TEST");
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is_int(-1, len, MSG);
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is_string("test", output, MSG);
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}
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static void no_buffer(void)
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{
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int len;
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len = rb_snprintf_try_append(NULL, 0, "%s", "test");
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is_int(-1, len, MSG);
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}
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int main(int argc, char *argv[])
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{
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memset(&me, 0, sizeof(me));
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strcpy(me.name, "me.name.");
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rb_lib_init(NULL, NULL, NULL, 0, 1024, DNODE_HEAP_SIZE, FD_HEAP_SIZE);
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rb_linebuf_init(LINEBUF_HEAP_SIZE);
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plan_lazy();
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from_empty1();
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basic_append1();
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append_empty1();
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exact_fit_from_empty1();
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too_long_from_empty1();
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exact_fit_basic_append1();
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too_long_basic_append1();
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exact_fit_empty1();
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truncate_existing1();
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truncate_existing2();
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no_buffer();
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return 0;
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}
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