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authorAndreas Jaeger <aj@suse.de>2000-06-30 09:55:04 +0000
committerAndreas Jaeger <aj@suse.de>2000-06-30 09:55:04 +0000
commit4c524b811e5808228c9aaeb97fa78d57c0b3b563 (patch)
tree312c8f2aee024ebed54a90355270820bbbe665f8
parent2fc9b74251c4add18dd32092531c78193f4e4522 (diff)
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Simple tests for LFS.
-rw-r--r--io/test-lfs.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/io/test-lfs.c b/io/test-lfs.c
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+++ b/io/test-lfs.c
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+/* Some basic tests for LFS.
+   Copyright (C) 2000 Free Software Foundation, Inc.
+   Contributed by Andreas Jaeger <aj@suse.de>, 2000.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <error.h>
+#include <errno.h>
+
+/* Prototype for our test function.  */
+extern void do_prepare (int argc, char *argv[]);
+extern int do_test (int argc, char *argv[]);
+
+/* We have a preparation function.  */
+#define PREPARE do_prepare
+
+/* We might need a bit longer timeout.  */
+#define TIMEOUT 20 /* sec */
+
+/* This defines the `main' function and some more.  */
+#include <test-skeleton.c>
+
+/* These are for the temporary file we generate.  */
+char *name;
+int fd;
+
+/* 2^31 = 2GB.  */
+#define TWO_GB 2147483648LL
+
+void
+do_prepare (int argc, char *argv[])
+{
+  char name_len;
+
+  name_len = strlen (test_dir);
+  name = malloc (name_len + sizeof ("/lfsXXXXXX"));
+  mempcpy (mempcpy (name, test_dir, name_len),
+           "/lfsXXXXXX", sizeof ("/lfsXXXXXX"));
+  add_temp_file (name);
+
+  /* Open our test file.   */
+  if (mktemp (name) == NULL)
+    error (EXIT_FAILURE, errno, "cannot create temporary file name");
+
+  fd = open64 (name, O_CREAT|O_TRUNC|O_RDWR, 0666);
+  if (fd == -1 && errno == ENOSYS)
+    {
+      /* Fail silently.  */
+      error (0, errno, "open64 is not supported");
+      exit (EXIT_SUCCESS);
+    }
+
+  if (fd == -1)
+    error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
+}
+
+int
+do_test (int argc, char *argv[])
+{
+  int ret;
+  struct stat64 statbuf;
+
+  ret = lseek64 (fd, TWO_GB+100, SEEK_SET);
+  if (ret == -1 && errno == ENOSYS)
+    {
+      error (0, errno, "lseek64 is not supported");
+      exit (EXIT_SUCCESS);
+    }
+
+  ret = write (fd, "Hello", 5);
+  if (ret == -1 && errno == EINVAL)
+    {
+      error (0, errno, "LFS seems not to be supported.");
+      exit (EXIT_SUCCESS);
+    }
+  
+  if (ret != 5)
+    error (EXIT_FAILURE, errno, "cannot write test string to large file");
+
+  ret = close (fd);
+
+  if (ret == -1)
+    error (EXIT_FAILURE, errno, "error closing file");
+
+  ret = stat64 (name, &statbuf);
+
+  if (ret == -1 && errno == ENOSYS)
+    error (0, errno, "stat64 is not supported");
+  else if (ret == -1)
+    error (EXIT_FAILURE, errno, "cannot stat file `%s'", name);
+  else if (statbuf.st_size != (TWO_GB+100+5))
+    error (EXIT_FAILURE, 0, "stat reported size %lld instead of %lld.",
+	   statbuf.st_size, (TWO_GB+100+5));
+
+  return 0;
+}