libtests/block16: New test

testsuites/libtests/Makefile.am

@@ -1,6 +1,7 @@
 ACLOCAL_AMFLAGS = -I ../aclocal
 
 SUBDIRS = POSIX
+SUBDIRS += block16
 SUBDIRS += block15
 SUBDIRS += block14
 SUBDIRS += block13

testsuites/libtests/block16/Makefile.am

@@ -0,0 +1,19 @@
+rtems_tests_PROGRAMS = block16
+block16_SOURCES = init.c
+
+dist_rtems_tests_DATA = block16.scn block16.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 = $(block16_OBJECTS)
+LINK_LIBS = $(block16_LDLIBS)
+
+block16$(EXEEXT): $(block16_OBJECTS) $(block16_DEPENDENCIES)
+	@rm -f block16$(EXEEXT)
+	$(make-exe)
+
+include $(top_srcdir)/../automake/local.am

testsuites/libtests/block16/block16.doc

@@ -0,0 +1,11 @@
+This file describes the directives and concepts tested by this test set.
+
+test set name: block16
+
+directives:
+
+  TBD
+
+concepts:
+
+  - Ensure that set block size will synchronize and purge the disk

testsuites/libtests/block16/block16.scn

@@ -0,0 +1,2 @@
+*** TEST BLOCK 16 ***
+*** END OF TEST BLOCK 16 ***

testsuites/libtests/block16/init.c

@@ -0,0 +1,153 @@
+/*
+ * Copyright (c) 2012 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Obere Lagerstr. 30
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * 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 "tmacros.h"
+
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <string.h>
+
+#include <rtems/ramdisk.h>
+#include <rtems/bdbuf.h>
+
+#define ASSERT_SC(sc) rtems_test_assert((sc) == RTEMS_SUCCESSFUL)
+
+static void test(void)
+{
+  static const char device [] = "/dev/rda";
+  rtems_status_code sc;
+  int fd;
+  int rv;
+  rtems_disk_device *dd;
+  ramdisk *rd;
+  unsigned char buf [8];
+  uint32_t media_block_size = sizeof(buf [0]);
+  rtems_blkdev_bnum media_block_count = sizeof(buf) / sizeof(buf [0]);
+  rtems_blkdev_bnum media_size = media_block_size * media_block_count;
+  rtems_bdbuf_buffer *media_bd [media_block_count];
+  rtems_bdbuf_buffer *large_bd;
+  rtems_blkdev_bnum i;
+
+  sc = rtems_disk_io_initialize();
+  ASSERT_SC(sc);
+
+  for (i = 0; i < media_block_count; ++i) {
+    buf [i] = i;
+  }
+
+  rd = ramdisk_allocate(buf, media_block_size, media_block_count, false);
+  rtems_test_assert(rd != NULL);
+
+  sc = rtems_blkdev_create(
+    device,
+    media_block_size,
+    media_block_count,
+    ramdisk_ioctl,
+    rd
+  );
+  ASSERT_SC(sc);
+
+  fd = open(device, O_RDWR);
+  rtems_test_assert(fd >= 0);
+
+  rv = rtems_disk_fd_get_disk_device(fd, &dd);
+  rtems_test_assert(rv == 0);
+
+  for (i = 0; i < media_block_count; ++i) {
+    sc = rtems_bdbuf_read(dd, i, &media_bd [i]);
+    ASSERT_SC(sc);
+
+    rtems_test_assert(media_bd [i]->buffer [0] == buf [i]);
+  }
+
+  for (i = 0; i < media_block_count; ++i) {
+    media_bd [i]->buffer [0] += media_block_count;
+
+    sc = rtems_bdbuf_release_modified(media_bd [i]);
+    ASSERT_SC(sc);
+  }
+
+  for (i = 0; i < media_block_count; i += 2) {
+    sc = rtems_bdbuf_read(dd, i, &media_bd [i]);
+    ASSERT_SC(sc);
+
+    rtems_test_assert(media_bd [i]->buffer [0] == buf [i] + media_block_count);
+  }
+
+  sc = rtems_bdbuf_set_block_size(dd, media_size);
+  ASSERT_SC(sc);
+
+  for (i = 0; i < media_block_count; i += 2) {
+    rtems_test_assert(media_bd [i]->state == RTEMS_BDBUF_STATE_ACCESS_PURGED);
+    rtems_test_assert(media_bd [i + 1]->state == RTEMS_BDBUF_STATE_FREE);
+
+    rtems_test_assert(media_bd [i]->buffer [0] == buf [i] + media_block_count);
+    rtems_test_assert(media_bd [i + 1]->buffer [0] == buf [i + 1]);
+
+    sc = rtems_bdbuf_release(media_bd [i]);
+    ASSERT_SC(sc);
+  }
+
+  sc = rtems_bdbuf_read(dd, 0, &large_bd);
+  ASSERT_SC(sc);
+
+  rtems_test_assert(memcmp(buf, large_bd->buffer, media_size) == 0);
+
+  sc = rtems_bdbuf_release(large_bd);
+  ASSERT_SC(sc);
+
+  rv = close(fd);
+  rtems_test_assert(rv == 0);
+
+  rv = unlink(device);
+  rtems_test_assert(rv == 0);
+}
+
+static void Init(rtems_task_argument arg)
+{
+  puts("\n\n*** TEST BLOCK 16 ***");
+
+  test();
+
+  puts("*** END OF TEST BLOCK 16 ***");
+
+  rtems_test_exit(0);
+}
+
+#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_LIBBLOCK
+
+#define CONFIGURE_BDBUF_BUFFER_MIN_SIZE 1
+#define CONFIGURE_BDBUF_BUFFER_MAX_SIZE 8
+#define CONFIGURE_BDBUF_CACHE_MEMORY_SIZE 8
+
+#define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM
+
+#define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 4
+
+#define CONFIGURE_MAXIMUM_TASKS 1
+
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+
+#define CONFIGURE_INIT
+
+#include <rtems/confdefs.h>

testsuites/libtests/configure.ac

@@ -43,6 +43,7 @@ AM_CONDITIONAL(HAS_POSIX,test x"${rtems_cv_RTEMS_POSIX_API}" = x"yes")
 
 # Explicitly list all Makefiles here
 AC_CONFIG_FILES([Makefile
+block16/Makefile
 mghttpd01/Makefile
 block15/Makefile
 block14/Makefile