/*
 *  Exercise Classic API Workspace Wrappers
 *
 *  COPYRIGHT (c) 1989-2009.
 *  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.org/license/LICENSE.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <tmacros.h>

#include <string.h>

#include <rtems/score/wkspace.h>

const char rtems_test_name[] = "SPWKSPACE";

/* forward declarations to avoid warnings */
rtems_task Init(rtems_task_argument argument);

static void test_workspace_string_duplicate(void)
{
  char a [] = "abcd";
  char b [] = "abc";
  char c [] = "ab";
  char d [] = "a";
  char e [] = "";
  size_t maxlen = 3;
  char *dup_a = _Workspace_String_duplicate( a, maxlen );
  char *dup_b = _Workspace_String_duplicate( b, maxlen );
  char *dup_c = _Workspace_String_duplicate( c, maxlen );
  char *dup_d = _Workspace_String_duplicate( d, maxlen );
  char *dup_e = _Workspace_String_duplicate( e, maxlen );

  rtems_test_assert( dup_a != NULL );
  rtems_test_assert( dup_b != NULL );
  rtems_test_assert( dup_c != NULL );
  rtems_test_assert( dup_d != NULL );
  rtems_test_assert( dup_e != NULL );
  rtems_test_assert( strcmp( dup_a, b ) == 0 );
  rtems_test_assert( strcmp( dup_b, b ) == 0 );
  rtems_test_assert( strcmp( dup_c, c ) == 0 );
  rtems_test_assert( strcmp( dup_d, d ) == 0 );
  rtems_test_assert( strcmp( dup_e, e ) == 0 );

  _Workspace_Free( dup_a );
  _Workspace_Free( dup_b );
  _Workspace_Free( dup_c );
  _Workspace_Free( dup_d );
  _Workspace_Free( dup_e );
}

static void test_workspace_allocate_aligned(void)
{
  uintptr_t align = 512;
  void *p = _Workspace_Allocate_aligned( 1, align );

  rtems_test_assert( p != NULL );
  rtems_test_assert( ((uintptr_t) p & (align - 1)) == 0 );

  _Workspace_Free( p );
}

rtems_task Init(
  rtems_task_argument argument
)
{
  void                   *p1;
  bool                    retbool;
  Heap_Information_block  info;

  TEST_BEGIN();

  puts( "rtems_workspace_get_information - null pointer" );
  retbool = rtems_workspace_get_information( NULL );
  rtems_test_assert( retbool == false );

  puts( "rtems_workspace_get_information - OK" );
  retbool = rtems_workspace_get_information( &info );
  rtems_test_assert( retbool == true );

  puts( "rtems_workspace_allocate - null pointer" );
  retbool = rtems_workspace_allocate( 42, NULL );
  rtems_test_assert( retbool == false );

  puts( "rtems_workspace_allocate - 0 bytes" );
  retbool = rtems_workspace_allocate( 0, &p1 );
  rtems_test_assert( retbool == false );

  puts( "rtems_workspace_allocate - too many bytes" );
  retbool = rtems_workspace_allocate( info.Free.largest * 2, &p1 );
  rtems_test_assert( retbool == false );

  puts( "rtems_workspace_allocate - 42 bytes" );
  retbool = rtems_workspace_allocate( 42, &p1 );
  rtems_test_assert( retbool == true );
  rtems_test_assert( p1 != NULL );

  puts( "rtems_workspace_free - NULL" );
  retbool = rtems_workspace_free( NULL );
  rtems_test_assert( retbool == true );

  puts( "rtems_workspace_free - previous pointer to 42 bytes" );
  retbool = rtems_workspace_free( p1 );
  rtems_test_assert( retbool == true );

  puts( "_Workspace_String_duplicate - samples" );
  test_workspace_string_duplicate();

  puts( "_Workspace_Allocate_aligned" );
  test_workspace_allocate_aligned();

  TEST_END();
  rtems_test_exit( 0 );
}

/* configuration information */

#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER

#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION

#define CONFIGURE_RTEMS_INIT_TASKS_TABLE

#define CONFIGURE_MAXIMUM_TASKS             1

#define CONFIGURE_MEMORY_OVERHEAD 1

#define CONFIGURE_INIT
#include <rtems/confdefs.h>