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more error checks

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This commit is contained in:
christos 2017-01-11 18:15:02 +00:00
parent 2b582fd0b7
commit af5b14872f
1 changed files with 21 additions and 11 deletions
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32
tests/lib/libc/gen/t_dir.c
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@ -1,4 +1,4 @@
/* $NetBSD: t_dir.c,v 1.9 2017/01/11 18:09:40 christos Exp $ */
/* $NetBSD: t_dir.c,v 1.10 2017/01/11 18:15:02 christos Exp $ */
/*-
* Copyright (c) 2010 The NetBSD Foundation, Inc.
@ -75,29 +75,40 @@ ATF_TC_BODY(seekdir_basic, tc)
/* skip two for . and .. */
entry = readdir(dp);
ATF_REQUIRE_MSG(entry != NULL, "readdir[%s] failed: %s",
".", strerror(errno));
entry = readdir(dp);
ATF_REQUIRE_MSG(entry != NULL, "readdir[%s] failed: %s",
"..", strerror(errno));
/* get first entry */
entry = readdir(dp);
ATF_REQUIRE_MSG(entry != NULL, "readdir[%s] failed: %s",
"first", strerror(errno));
here = telldir(dp);
ATF_REQUIRE_MSG(here != -1,
"telldir failed: %s", strerror(errno));
ATF_REQUIRE_MSG(here != -1, "telldir failed: %s", strerror(errno));
/* get second entry */
entry = readdir(dp);
ATF_REQUIRE_MSG(entry != NULL, "readdir[%s] failed: %s",
"second", strerror(errno));
wasname = strdup(entry->d_name);
if (wasname == NULL)
atf_tc_fail("cannot allocate memory");
/* get third entry */
entry = readdir(dp);
ATF_REQUIRE_MSG(entry != NULL, "readdir[%s] failed: %s",
"third", strerror(errno));
/* try to return to the position after the first entry */
seekdir(dp, here);
entry = readdir(dp);
if (entry == NULL)
atf_tc_fail("entry 1 not found");
ATF_REQUIRE_MSG(entry != NULL, "readdir[%s] failed: %s",
"first[1]", strerror(errno));
if (strcmp(entry->d_name, wasname) != 0)
atf_tc_fail("1st seekdir found wrong name");
@ -105,18 +116,17 @@ ATF_TC_BODY(seekdir_basic, tc)
seekdir(dp, here);
here = telldir(dp);
entry = readdir(dp);
if (entry == NULL)
atf_tc_fail("entry 2 not found");
ATF_REQUIRE_MSG(entry != NULL, "readdir[%s] failed: %s",
"second[1]", strerror(errno));
if (strcmp(entry->d_name, wasname) != 0)
atf_tc_fail("2nd seekdir found wrong name");
/* One more time, to make sure that telldir() doesn't affect result */
seekdir(dp, here);
entry = readdir(dp);
ATF_REQUIRE_MSG(entry != NULL, "readdir[%s] failed: %s",
"third[1]", strerror(errno));
if (entry == NULL)
atf_tc_fail("entry 3 not found");
if (strcmp(entry->d_name, wasname) != 0)
atf_tc_fail("3rd seekdir found wrong name");