1 files changed, 88 insertions, 0 deletions
diff --git a/testsuites/fstests/fsstatvfs/test.c b/testsuites/fstests/fsstatvfs/test.c
new file mode 100644
index 0000000000..88952ef156
--- /dev/null
+++ b/testsuites/fstests/fsstatvfs/test.c
@@ -0,0 +1,88 @@
+/*
+ *  COPYRIGHT (c) 2013 Andrey Mozzhuhin
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <sys/statvfs.h>
+#include <string.h>
+#include <fcntl.h>
+
+#include "fstest.h"
+#include "pmacros.h"
+
+static void statvfs_validate(struct statvfs *stat)
+{
+  rtems_test_assert(stat->f_bsize > 0);
+  rtems_test_assert(stat->f_frsize > 0);
+  rtems_test_assert(stat->f_blocks > 0);
+  rtems_test_assert(stat->f_bfree <= stat->f_blocks);
+  rtems_test_assert(stat->f_bavail <= stat->f_blocks);
+  rtems_test_assert(stat->f_ffree <= stat->f_files);
+  rtems_test_assert(stat->f_favail <= stat->f_files);
+  rtems_test_assert(stat->f_namemax > 0);
+}
+
+static void statvfs_test01(void)
+{
+  struct statvfs statbuf1, statbuf2;
+  int status;
+  int fd;
+  ssize_t n;
+  const char *databuf = "STATVFS";
+  int datalen = strlen(databuf);
+  const char *filename = __func__;
+
+  /*
+   * Get current filesystem statistics
+   */
+  status = statvfs("/", &statbuf1);
+  rtems_test_assert(status == 0);
+  statvfs_validate(&statbuf1);
+
+  /*
+   * Create one file
+   */
+  fd = open(filename, O_CREAT | O_WRONLY, 0775);
+  rtems_test_assert(fd >= 0);
+  n = write(fd, databuf, datalen);
+  rtems_test_assert(n == datalen);
+  status = close(fd);
+  rtems_test_assert(status == 0);
+
+  /*
+   * Get new filesystem statistics
+   */
+  status = statvfs("/", &statbuf2);
+  rtems_test_assert(status == 0);
+  statvfs_validate(&statbuf2);
+
+  /*
+   * Compare old and new statistics
+   */
+  rtems_test_assert(statbuf1.f_bsize == statbuf2.f_bsize);
+  rtems_test_assert(statbuf1.f_frsize == statbuf2.f_frsize);
+  rtems_test_assert(statbuf1.f_blocks == statbuf2.f_blocks);
+  rtems_test_assert(statbuf1.f_bfree >= statbuf2.f_bfree);
+  rtems_test_assert(statbuf1.f_bavail >= statbuf2.f_bavail);
+  rtems_test_assert(statbuf1.f_ffree >= statbuf2.f_ffree);
+  rtems_test_assert(statbuf1.f_favail >= statbuf2.f_favail);
+  rtems_test_assert(statbuf1.f_namemax == statbuf2.f_namemax);
+}
+
+/*
+ * These tests only get time_t value, and test
+ * if they are changed. Thest tests don't check atime
+ */
+void test(void)
+{
+  puts( "\n\n*** STATVFS TEST ***");
+  statvfs_test01();
+  puts( "*** END OF STATVFS TEST ***");
+}