2009-07-29 Joel Sherrill <joel.sherrill@oarcorp.com>

* Makefile.am, configure.ac: Add new test to exercise as many cases as possible of not being able to allocate memory from the workspace during thread creation. * sp18/.cvsignore, sp18/Makefile.am, sp18/init.c, sp18/sp18.doc, sp18/sp18.scn: New files.
2009-07-30 00:15:59 +00:00
parent cedfd802ef
commit 8b40e27c0c
8 changed files with 177 additions and 1 deletions
--- a/testsuites/sptests/sp18/init.c
+++ b/testsuites/sptests/sp18/init.c
@@ -0,0 +1,105 @@
+/*
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#include <tmacros.h>
+
+rtems_task Init(
+  rtems_task_argument ignored
+)
+{
+  rtems_id                task_id;
+  rtems_status_code       sc;
+  bool                    sb;
+  Heap_Information_block  start;
+  Heap_Information_block  info;
+  void                   *pointer;
+  size_t                  stack_size;
+
+  puts( "\n\n*** TEST 18 ***" );
+  
+  puts( "Init - rtems_workspace_get_information - OK" );
+  sb = rtems_workspace_get_information( &start );
+  assert( sb );
+
+  #if 0
+    printf( "Init - workspace free = %d\n", start.Free.largest );
+    printf( "Init - workspace free blocks = %d\n", start.Free.number );
+  #endif
+  assert( start.Free.number == 1 );
+  stack_size = start.Free.largest;
+
+  #if 0
+    printf( "Init - start with stack size of = %d\n", stack_size );
+  #endif
+
+  puts( "Init - rtems_task_create - Unsatisfied on Extensions" );
+  while (1) {
+   
+    sc = rtems_task_create(
+      rtems_build_name( 'T', 'E', 'S', 'T' ),
+      1,
+      stack_size,
+      RTEMS_DEFAULT_MODES,
+      RTEMS_FLOATING_POINT,
+      &task_id
+    );
+
+    if ( sc == RTEMS_SUCCESSFUL )
+      break;
+
+    fatal_directive_status( sc, RTEMS_UNSATISFIED, "rtems_task_create" );
+
+    /*
+     * Verify heap is still in same shape if we couldn't allocate a task
+     */
+    sb = rtems_workspace_get_information( &info );
+    assert( sb );
+    assert( info.Free.largest == start.Free.largest );
+    assert( info.Free.number  == start.Free.number  );
+
+    stack_size -= 8;
+    if ( stack_size <= RTEMS_MINIMUM_STACK_SIZE )
+     break;
+  }
+
+  if ( sc != RTEMS_SUCCESSFUL )
+    rtems_test_exit(0);
+
+  /*
+   * Verify heap is still in same shape after we free the task
+   */
+  puts( "Init - rtems_task_delete - OK" );
+  sc = rtems_task_delete( task_id );
+  directive_failed( sc, "rtems_task_delete" );
+
+  puts( "Init - verify workspace has same memory" );
+  sb = rtems_workspace_get_information( &info );
+  assert( sb );
+  assert( info.Free.largest == start.Free.largest );
+  assert( info.Free.number  == start.Free.number  );
+
+  puts( "*** END OF TEST 18 ***" );
+  rtems_test_exit(0);
+}
+
+/* configuration information */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
+
+#define CONFIGURE_MAXIMUM_TASKS            2
+#define CONFIGURE_MAXIMUM_USER_EXTENSIONS  20
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+
+#define CONFIGURE_INIT
+#include <rtems/confdefs.h>
+
+/* global variables */