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70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
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/* Test large input for sgetsgent (bug 30151).
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Copyright (C) 2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <gshadow.h>
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#include <stddef.h>
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#include <support/check.h>
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#include <support/support.h>
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#include <support/xmemstream.h>
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#include <stdlib.h>
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static int
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do_test (void)
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{
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/* Create a shadow group with 1000 members. */
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struct xmemstream mem;
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xopen_memstream (&mem);
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const char *passwd = "k+zD0nucwfxAo3sw1NXUj6K5vt5M16+X0TVGdE1uFvq5R8V7efJ";
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fprintf (mem.out, "group-name:%s::m0", passwd);
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for (int i = 1; i < 1000; ++i)
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fprintf (mem.out, ",m%d", i);
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xfclose_memstream (&mem);
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/* Call sgetsgent. */
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char *input = mem.buffer;
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struct sgrp *e = sgetsgent (input);
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TEST_VERIFY_EXIT (e != NULL);
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TEST_COMPARE_STRING (e->sg_namp, "group-name");
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TEST_COMPARE_STRING (e->sg_passwd, passwd);
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/* No administrators. */
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TEST_COMPARE_STRING (e->sg_adm[0], NULL);
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/* Check the members list. */
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for (int i = 0; i < 1000; ++i)
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{
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char *member = xasprintf ("m%d", i);
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TEST_COMPARE_STRING (e->sg_mem[i], member);
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free (member);
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}
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TEST_COMPARE_STRING (e->sg_mem[1000], NULL);
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/* Check that putsgent brings back the input string. */
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xopen_memstream (&mem);
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TEST_COMPARE (putsgent (e, mem.out), 0);
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xfclose_memstream (&mem);
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/* Compare without the trailing '\n' that putsgent added. */
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TEST_COMPARE (mem.buffer[mem.length - 1], '\n');
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mem.buffer[mem.length - 1] = '\0';
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TEST_COMPARE_STRING (mem.buffer, input);
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free (mem.buffer);
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free (input);
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return 0;
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}
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#include <support/test-driver.c>
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