94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
/* $NetBSD: t_clearerr.c,v 1.1 2011/05/01 16:36:37 jruoho Exp $ */
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/*
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* Copyright (c) 2009, Stathis Kamperis
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* All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__RCSID("$NetBSD: t_clearerr.c,v 1.1 2011/05/01 16:36:37 jruoho Exp $");
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#include <atf-c.h>
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#include <errno.h>
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#include <stdio.h>
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static const char path[] = "/etc/passwd";
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ATF_TC(clearerr_basic);
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ATF_TC_HEAD(clearerr_basic, tc)
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{
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atf_tc_set_md_var(tc, "descr", "A basic test of clearerr(3)");
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}
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ATF_TC_BODY(clearerr_basic, tc)
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{
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char buf[2048];
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FILE *fp;
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fp = fopen(path, "r");
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ATF_REQUIRE(fp != NULL);
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while (feof(fp) == 0)
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(void)fread(buf, sizeof(buf), 1, fp);
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ATF_REQUIRE(feof(fp) != 0);
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errno = 0;
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clearerr(fp);
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ATF_REQUIRE(errno == 0);
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ATF_REQUIRE(feof(fp) == 0);
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ATF_REQUIRE(fclose(fp) != EOF);
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}
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ATF_TC(clearerr_err);
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ATF_TC_HEAD(clearerr_err, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test that clearerr(3) does not fail");
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}
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ATF_TC_BODY(clearerr_err, tc)
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{
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FILE *fp;
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fp = fopen(path, "r");
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ATF_REQUIRE(fp != NULL);
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ATF_REQUIRE(fclose(fp) == 0);
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errno = 0;
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clearerr(fp);
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ATF_REQUIRE(errno == 0);
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, clearerr_basic);
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ATF_TP_ADD_TC(tp, clearerr_err);
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return atf_no_error();
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}
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