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authorWill Newton <will.newton@linaro.org>2013-08-12 14:44:36 +0100
committerWill Newton <will.newton@linaro.org>2013-10-02 10:43:40 +0100
commit7815420bc9127926485e287d233fe638228ab53d (patch)
tree695f69288e93059a2b54b2f8ccc56af9d096957d /malloc
parent4868b204aa421c43a802b46493da98c630724f21 (diff)
downloadglibc-7815420bc9127926485e287d233fe638228ab53d.zip
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malloc/tst-valloc.c: Improve test coverage and use test-skeleton.c.
ChangeLog: 2013-10-02 Will Newton <will.newton@linaro.org> * malloc/tst-valloc.c: Rewrite to use test-skeleton.c and improve test coverage.
Diffstat (limited to 'malloc')
-rw-r--r--malloc/tst-valloc.c100
1 files changed, 84 insertions, 16 deletions
diff --git a/malloc/tst-valloc.c b/malloc/tst-valloc.c
index 643a0dd..3648f2f 100644
--- a/malloc/tst-valloc.c
+++ b/malloc/tst-valloc.c
@@ -1,23 +1,91 @@
-/* Test case by Stephen Tweedie <sct@redhat.com>. */
-#include <unistd.h>
-#include <stdio.h>
+/* Copyright (C) 2013 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <errno.h>
#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
-int
-main (void)
+static int errors = 0;
+
+static void
+merror (const char *msg)
+{
+ ++errors;
+ printf ("Error: %s\n", msg);
+}
+
+static int
+do_test (void)
{
- char *p;
- int pagesize = getpagesize ();
- int i;
+ void *p;
+ unsigned long pagesize = getpagesize();
+ unsigned long ptrval;
+ int save;
+
+ errno = 0;
+
+ p = valloc (-1);
+
+ save = errno;
- p = valloc (pagesize);
- i = (long int) p;
+ if (p != NULL)
+ merror ("valloc (-1) succeeded.");
- if ((i & (pagesize-1)) != 0)
- {
- fprintf (stderr, "Alignment problem: valloc returns %p\n", p);
- exit (1);
- }
+ if (p == NULL && save != ENOMEM)
+ merror ("valloc (-1) errno is not set correctly");
- return 0;
+ errno = 0;
+
+ p = valloc (-pagesize);
+
+ save = errno;
+
+ if (p != NULL)
+ merror ("valloc (-pagesize) succeeded.");
+
+ if (p == NULL && save != ENOMEM)
+ merror ("valloc (-pagesize) errno is not set correctly");
+
+ p = valloc (0);
+
+ if (p == NULL)
+ merror ("valloc (0) failed.");
+
+ free (p);
+
+ p = valloc (32);
+
+ if (p == NULL)
+ merror ("valloc (32) failed.");
+
+ ptrval = (unsigned long)p;
+
+ if (p == NULL)
+ merror ("valloc (32) failed.");
+
+ if ((ptrval & (pagesize - 1)) != 0)
+ merror ("returned pointer is not page aligned.");
+
+ free (p);
+
+ return errors != 0;
}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"