2010-07-22 Bharath Suri <bharath.s.jois@gmail.com>

* devfs02/init.c, devfs02/devfs02.doc, devfs02/devfs02.scn,
	devfs02/Makefile.am: New tests added
	* devfs03/init.c, devfs03/devfs03.doc, devfs03/devfs03.scn,
	devfs03/Makefile.am: New tests added
	* devfs04/init.c, devfs04/devfs04.doc, devfs04/devfs04.scn,
	devfs04/Makefile.am: New tests added
	* Makefile.am, configure.ac: Changes to accommodate the above
	newly added tests.

testsuites/libtests/devfs02/.cvsignore

@@ -0,0 +1,2 @@
+Makefile
+Makefile.in

testsuites/libtests/devfs02/Makefile.am

@@ -0,0 +1,24 @@
+##
+## $Id$
+##
+
+rtems_tests_PROGRAMS = devfs02
+devfs02_SOURCES = init.c
+
+dist_rtems_tests_DATA = devfs02.scn
+dist_rtems_tests_DATA += devfs02.doc
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../automake/compile.am
+include $(top_srcdir)/../automake/leaf.am
+
+AM_CPPFLAGS += -I$(top_srcdir)/../support/include
+
+LINK_OBJS = $(devfs02_OBJECTS) $(devfs02_LDADD)
+LINK_LIBS = $(devfs02_LDLIBS)
+
+devfs02$(EXEEXT): $(devfs02_OBJECTS) $(devfs02_DEPENDENCIES)
+	@rm -f devfs02$(EXEEXT)
+	$(make-exe)
+
+include $(top_srcdir)/../automake/local.am

testsuites/libtests/devfs02/devfs02.doc

@@ -0,0 +1,25 @@
+#
+#  $Id$
+#
+#  COPYRIGHT (c) 1989-2010.
+#  On-Line Applications Research Corporation (OAR).
+#
+#  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.
+#
+
+This file describes the directives and concepts tested by this test set.
+
+test set name:  devfs02
+
+directives:
+
++ devFS_mknod
++ devFS_evaluate_path
+
+concepts:
+
++ System calls open, mknod, mkfifo are used to exercise the above
+mentioned routines. This test exercise mostly the error paths.
+

testsuites/libtests/devfs02/devfs02.scn

@@ -0,0 +1,13 @@
+*** TEST DEVFS02 ***
+Init - attempt to create a fifo - expect EINVAL
+Init - set the device name table to NULL
+ Init - attempt to create a node - expect EFAULT
+Init - attempt to stat a node - expect EFAULT
+Init - attempt to open a node
+Init - restore the device name table
+Init - set device table size to zero
+Init - attempt to create a node - expect ENOMEM
+Init - restore device table size
+Init - attempt to create /node -- OK
+Init - attempt to create /node - expect EEXIST
+*** END OF TEST DEVFS02 ***

testsuites/libtests/devfs02/init.c

@@ -0,0 +1,106 @@
+/*
+ *  COPYRIGHT (c) 1989-2010.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  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.
+ *
+ *  $Id$
+ */
+
+#include <tmacros.h>
+#include "test_support.h"
+#include <rtems/devfs.h>
+#include <errno.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+rtems_task Init(
+  rtems_task_argument argument
+)
+{
+  int status;
+  rtems_filesystem_location_info_t *temp_loc;
+  rtems_device_name_t *device_name_table;
+  int temp_size = 0;
+  struct stat statbuf;
+
+  puts( "\n\n*** TEST DEVFS02 ***" );
+
+  puts( "Init - attempt to create a fifo - expect EINVAL" );
+  status = mkfifo( "/fifo01", 0 );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == EINVAL );
+  
+  /* Manipulate the root */
+  puts( "Init - set the device name table to NULL" );
+  temp_loc = &rtems_filesystem_root;
+  device_name_table = (rtems_device_name_t *)temp_loc->node_access;
+  temp_loc->node_access = NULL;
+
+  puts(" Init - attempt to create a node - expect EFAULT" );
+  status = mknod( "/node", S_IFBLK, 0LL );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == EFAULT );
+
+  /* This case actually stops at evaluation of path */
+  puts( "Init - attempt to stat a node - expect EFAULT" );
+  status = stat( "/", &statbuf );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == EFAULT );
+
+  puts( "Init - attempt to open a node" );
+  status = open( "/node", O_RDWR );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == EFAULT );
+
+  /* Now restore */
+  puts( "Init - restore the device name table" );
+  temp_loc->node_access = device_name_table;
+
+  /* Manipulate the device table size */
+  puts( "Init - set device table size to zero" );
+  temp_size = rtems_device_table_size;
+  rtems_device_table_size = 0;
+
+  puts( "Init - attempt to create a node - expect ENOMEM" );
+  status = mknod( "/node", S_IFBLK, 0LL );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == ENOMEM );
+
+  /* Now restore */
+  puts( "Init - restore device table size" );
+  rtems_device_table_size = temp_size;
+
+  puts( "Init - attempt to create /node -- OK" );
+  status = mknod( "/node", S_IFBLK, 0LL );
+  rtems_test_assert( status == 0 );
+
+  puts( "Init - attempt to create /node - expect EEXIST" );
+  status = mknod( "/node", S_IFBLK, 0LL );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == EEXIST );
+
+  puts( "*** END OF TEST DEVFS02 ***" );
+
+  rtems_test_exit(0);
+}
+
+/* configuration information */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
+
+#define CONFIGURE_MAXIMUM_TASKS             1
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+
+#define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 5
+
+#define CONFIGURE_USE_DEVFS_AS_BASE_FILESYSTEM
+
+#define CONFIGURE_INIT
+#include <rtems/confdefs.h>
+/* end of file */