summaryrefslogtreecommitdiffstats
path: root/testsuites/sptests/spchain/init.c
blob: ceb4f07b72cfae50cd9433df3e3b4d7befcb5c2e (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
/*
 *  COPYRIGHT (c) 1989-2012.
 *  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 <rtems/chain.h>

const char rtems_test_name[] = "SPCHAIN";

static void test_chain_init_one(void)
{
  Chain_Control chain;
  Chain_Node    node;

  puts( "INIT - Verify _Chain_Initialize_one" );

  _Chain_Initialize_node( &node );
  _Chain_Initialize_one( &chain, &node );
  rtems_test_assert( !_Chain_Is_empty( &chain ) );
  rtems_test_assert( !_Chain_Is_node_off_chain( &node ) );
  rtems_test_assert( _Chain_Is_first( &node ) );
  rtems_test_assert( _Chain_Is_last( &node ) );
  rtems_test_assert( _Chain_First( &chain ) == &node );
  rtems_test_assert( _Chain_Last( &chain ) == &node );
  rtems_test_assert( _Chain_Next( &node ) == _Chain_Tail( &chain ) );
  rtems_test_assert( _Chain_Previous( &node ) == _Chain_Head( &chain ) );

  _Chain_Extract_unprotected( &node );
  rtems_test_assert( _Chain_Is_empty( &chain ) );
}

static void update_registry_and_extract(
  Chain_Iterator_registry *reg,
  Chain_Node *n
)
{
  _Chain_Iterator_registry_update( reg, n );
  _Chain_Extract_unprotected( n );
}

static Chain_Iterator_registry static_reg =
  CHAIN_ITERATOR_REGISTRY_INITIALIZER( static_reg );

static void test_chain_iterator( void )
{
  Chain_Control chain;
  Chain_Iterator_registry reg;
  Chain_Iterator fit;
  Chain_Iterator bit;
  Chain_Node a;
  Chain_Node b;
  Chain_Node c;

  puts( "INIT - Verify Chain_Iterator" );

  rtems_test_assert( _Chain_Is_empty( &static_reg.Iterators ));

  _Chain_Initialize_empty( &chain );
  _Chain_Initialize_node( &a );
  _Chain_Initialize_node( &b );
  _Chain_Initialize_node( &c );
  _Chain_Iterator_registry_initialize( &reg );
  _Chain_Iterator_initialize( &chain, &reg, &fit, CHAIN_ITERATOR_FORWARD );
  _Chain_Iterator_initialize( &chain, &reg, &bit, CHAIN_ITERATOR_BACKWARD );

  rtems_test_assert( _Chain_Iterator_next( &fit ) == _Chain_Tail( &chain ));
  rtems_test_assert( _Chain_Iterator_next( &bit ) == _Chain_Head( &chain ));

  _Chain_Iterator_set_position( &fit, _Chain_Head( &chain ) );
  _Chain_Iterator_set_position( &bit, _Chain_Tail( &chain ) );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == _Chain_Tail( &chain ));
  rtems_test_assert( _Chain_Iterator_next( &bit ) == _Chain_Head( &chain ));

  _Chain_Append_unprotected( &chain, &a );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &a );

  _Chain_Append_unprotected( &chain, &b );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &b );

  _Chain_Append_unprotected( &chain, &c );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &c );

  update_registry_and_extract( &reg, &b );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &c );

  _Chain_Insert_unprotected( &a, &b );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &c );

  update_registry_and_extract( &reg, &c );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &b );

  _Chain_Append_unprotected( &chain, &c );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &c );

  update_registry_and_extract( &reg, &a );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &b );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &c );

  _Chain_Prepend_unprotected( &chain, &a );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &c );

  update_registry_and_extract( &reg, &a );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &b );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &c );

  update_registry_and_extract( &reg, &b );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &c );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &c );

  update_registry_and_extract( &reg, &c );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == _Chain_Tail( &chain ));
  rtems_test_assert( _Chain_Iterator_next( &bit ) == _Chain_Head( &chain ));

  _Chain_Append_unprotected( &chain, &a );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &a );

  _Chain_Append_unprotected( &chain, &b );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &b );

  _Chain_Append_unprotected( &chain, &c );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &c );

  update_registry_and_extract( &reg, &c );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &b );

  update_registry_and_extract( &reg, &b );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == &a );
  rtems_test_assert( _Chain_Iterator_next( &bit ) == &a );

  update_registry_and_extract( &reg, &a );
  rtems_test_assert( _Chain_Iterator_next( &fit ) == _Chain_Tail( &chain ));
  rtems_test_assert( _Chain_Iterator_next( &bit ) == _Chain_Head( &chain ));

  rtems_test_assert( !_Chain_Is_empty( &reg.Iterators ));
  _Chain_Iterator_destroy( &fit );
  rtems_test_assert( !_Chain_Is_empty( &reg.Iterators ));
  _Chain_Iterator_destroy( &bit );
  rtems_test_assert( _Chain_Is_empty( &reg.Iterators ));
}

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

#define EVENT RTEMS_EVENT_13
#define TIMEOUT 1

typedef struct {
  rtems_chain_node Node;
  int              id;
} test_node;

static rtems_chain_control one_node_chain;

static rtems_chain_node node_of_one_node_chain =
  RTEMS_CHAIN_NODE_INITIALIZER_ONE_NODE_CHAIN( &one_node_chain );

static rtems_chain_control one_node_chain =
  RTEMS_CHAIN_INITIALIZER_ONE_NODE( &node_of_one_node_chain );

static void test_chain_control_initializer(void)
{
  rtems_chain_control chain = RTEMS_CHAIN_INITIALIZER_EMPTY( chain );

  puts( "INIT - Verify rtems_chain_control initializer" );

  rtems_test_assert( rtems_chain_is_empty( &chain ) );

  rtems_test_assert( rtems_chain_has_only_one_node( &one_node_chain ) );
  rtems_test_assert(
    rtems_chain_immutable_first( &one_node_chain ) == &node_of_one_node_chain
  );
  rtems_test_assert(
    rtems_chain_immutable_last( &one_node_chain ) == &node_of_one_node_chain
  );
  rtems_test_assert(
    rtems_chain_immutable_head( &one_node_chain )
      == rtems_chain_immutable_previous( &node_of_one_node_chain )
  );
  rtems_test_assert(
    rtems_chain_immutable_tail( &one_node_chain )
      == rtems_chain_immutable_next( &node_of_one_node_chain )
  );
}

static void test_chain_control_layout(void)
{
  Chain_Control chain;

  puts( "INIT - Verify rtems_chain_control layout" );

  rtems_test_assert(
    sizeof(Chain_Control)
      == sizeof(Chain_Node) + sizeof(Chain_Node *)
  );
  rtems_test_assert(
    sizeof(Chain_Control)
      == 3 * sizeof(Chain_Node *)
  );
  rtems_test_assert(
    _Chain_Previous( _Chain_Head( &chain ) )
      == _Chain_Next( _Chain_Tail( &chain ) )
  );

#if !defined( RTEMS_SMP )
  rtems_test_assert(
    sizeof(Chain_Control)
      == sizeof(rtems_chain_control)
  );
#endif
}

static void test_chain_get_with_wait(void)
{
  rtems_status_code sc = RTEMS_SUCCESSFUL;
  rtems_chain_control chain;
  rtems_chain_node *p = (rtems_chain_node *) 1;

  puts( "INIT - Verify rtems_chain_get_with_wait" );
  rtems_chain_initialize_empty( &chain );
  sc = rtems_chain_get_with_wait( &chain, EVENT, TIMEOUT, &p );
  rtems_test_assert( sc == RTEMS_TIMEOUT );
  rtems_test_assert( p == NULL );
}

static void test_chain_first_and_last(void)
{
  rtems_chain_control   chain;
  rtems_chain_node      node1, node2;
  rtems_chain_node     *cnode;

  rtems_chain_initialize_empty( &chain );
  rtems_chain_initialize_node( &node1 );
  rtems_chain_initialize_node( &node2 );
  rtems_chain_append( &chain, &node1 );
  rtems_chain_insert( &node1, &node2 );

  puts( "INIT - Verify rtems_chain_is_first" );
  cnode = rtems_chain_first(&chain);  
  rtems_test_assert( rtems_chain_is_first( cnode ) );

  puts( "INIT - Verify rtems_chain_is_last" );
  cnode = rtems_chain_last(&chain);
  rtems_test_assert( rtems_chain_is_last( cnode ) );

  cnode = rtems_chain_get_first_unprotected( &chain );
  rtems_test_assert( cnode == &node1 );
  cnode = rtems_chain_first( &chain );
  rtems_test_assert( cnode == &node2 );
  cnode = rtems_chain_last( &chain );
  rtems_test_assert( cnode == &node2 );
}

static void test_chain_with_notification(void)
{
  rtems_status_code sc = RTEMS_SUCCESSFUL;
  rtems_chain_control chain;
  rtems_chain_node a;
  rtems_chain_node b;
  rtems_chain_node *p = (rtems_chain_node *) 1;
  rtems_event_set out = 0;

  puts( "INIT - Verify rtems_chain_append_with_notification" );
  rtems_chain_initialize_empty( &chain );
  rtems_chain_initialize_node( &a );
  sc = rtems_chain_append_with_notification(
    &chain,
    &a,
    rtems_task_self(),
    EVENT
  );
  rtems_test_assert( sc == RTEMS_SUCCESSFUL );
  sc = rtems_chain_get_with_wait( &chain, EVENT, TIMEOUT, &p );
  rtems_test_assert( sc == RTEMS_SUCCESSFUL );
  rtems_test_assert( p == &a );

  rtems_chain_initialize_empty( &chain );
  rtems_chain_initialize_node( &a );
  rtems_chain_initialize_node( &b );

  rtems_chain_append( &chain, &b );
  sc = rtems_chain_append_with_notification(
    &chain,
    &a,
    rtems_task_self(),
    EVENT
  );
  rtems_test_assert( sc == RTEMS_SUCCESSFUL );
  rtems_test_assert( p == &a );

  puts( "INIT - Verify rtems_chain_prepend_with_notification" );
  rtems_chain_initialize_empty( &chain );
  rtems_chain_initialize_node( &a );
  rtems_chain_initialize_node( &b );
  sc = rtems_chain_prepend_with_notification(
    &chain,
    &a,
    rtems_task_self(),
    EVENT
  );
  rtems_test_assert( sc == RTEMS_SUCCESSFUL );
  sc = rtems_chain_get_with_wait( &chain, EVENT, TIMEOUT, &p );
  rtems_test_assert( sc == RTEMS_SUCCESSFUL );
  rtems_test_assert( p == &a );

  rtems_chain_prepend( &chain, &b );
  sc = rtems_chain_prepend_with_notification(
    &chain,
    &a,
    rtems_task_self(),
    EVENT
  );
  rtems_test_assert( sc == RTEMS_SUCCESSFUL );
  rtems_test_assert( p == &a );

  puts( "INIT - Verify rtems_chain_get_with_notification" );
  rtems_chain_initialize_empty( &chain );
  rtems_chain_initialize_node( &a );
  rtems_chain_initialize_node( &b );

  rtems_chain_append( &chain, &b );
  rtems_chain_append( &chain, &a );

  sc = rtems_chain_get_with_notification(&chain, rtems_task_self(), EVENT, &p);
  rtems_test_assert( sc == RTEMS_SUCCESSFUL );
  rtems_test_assert( p == &b );

  sc = rtems_chain_get_with_notification(&chain, rtems_task_self(), EVENT, &p);
  rtems_test_assert( sc == RTEMS_SUCCESSFUL );
  rtems_test_assert( p == &a );
  sc = rtems_event_receive(
    EVENT,
    RTEMS_EVENT_ALL | RTEMS_WAIT,
    TIMEOUT,
    &out
  );
  rtems_test_assert( sc == RTEMS_SUCCESSFUL );
  rtems_test_assert( out == EVENT );
}

static void test_chain_with_empty_check(void)
{
  rtems_chain_control chain;
  rtems_chain_node a;
  rtems_chain_node b;
  rtems_chain_node c;
  rtems_chain_node *p;
  bool empty;

  puts( "INIT - Verify rtems_chain_append_with_empty_check" );
  rtems_chain_initialize_empty( &chain );
  rtems_chain_initialize_node( &a );
  rtems_chain_initialize_node( &b );
  empty = rtems_chain_append_with_empty_check( &chain, &a );
  rtems_test_assert( empty );
  empty = rtems_chain_append_with_empty_check( &chain, &b );
  rtems_test_assert( !empty );

  puts( "INIT - Verify rtems_chain_prepend_with_empty_check" );
  rtems_chain_initialize_empty( &chain );
  rtems_chain_initialize_node( &a );
  rtems_chain_initialize_node( &b );
  rtems_chain_initialize_node( &c );
  empty = rtems_chain_prepend_with_empty_check( &chain, &a );
  rtems_test_assert( empty );
  empty = rtems_chain_prepend_with_empty_check( &chain, &b );
  rtems_test_assert( !empty );
  empty = rtems_chain_prepend_with_empty_check( &chain, &c );
  rtems_test_assert( !empty );

  puts( "INIT - Verify rtems_chain_get_with_empty_check" );
  rtems_chain_initialize_empty( &chain );
  rtems_chain_initialize_node( &a );
  rtems_chain_initialize_node( &b );
  empty = rtems_chain_get_with_empty_check( &chain, &p );
  rtems_test_assert( empty );

  rtems_chain_append( &chain, &a );
  rtems_chain_append( &chain, &b );
  empty = rtems_chain_get_with_empty_check( &chain, &p );
  rtems_test_assert( !empty );
  rtems_test_assert( p == &a );
  empty = rtems_chain_get_with_empty_check( &chain, &p );
  rtems_test_assert( empty );
  rtems_test_assert( p == &b );
}

static void test_chain_node_count(void)
{
  rtems_chain_control chain;
  rtems_chain_node nodes[3];
  size_t count;
  size_t i;

  puts( "INIT - Verify rtems_chain_node_count_unprotected" );

  rtems_chain_initialize_empty( &chain );
  count = rtems_chain_node_count_unprotected( &chain );
  rtems_test_assert( count == 0 );

  for (i = 0; i < RTEMS_ARRAY_SIZE( nodes ); ++i) {
    rtems_chain_initialize_node( &nodes[ i ] );
    rtems_chain_append_unprotected( &chain, &nodes[i] );
    count = rtems_chain_node_count_unprotected( &chain );
    rtems_test_assert( count == i + 1 );
  }
}

static bool test_order(
  const void       *key,
  const Chain_Node *left,
  const Chain_Node *right
)
{
  rtems_test_assert( key == left );

  return (uintptr_t) left < (uintptr_t) right;
}

static void insert_ordered( Chain_Control *chain, Chain_Node *node )
{
  _Chain_Insert_ordered_unprotected( chain, node, node, test_order );
}

static void test_chain_insert_ordered( void )
{
  Chain_Control chain = CHAIN_INITIALIZER_EMPTY(chain);
  Chain_Node nodes[5];
  const Chain_Node *tail;
  const Chain_Node *node;
  size_t n = RTEMS_ARRAY_SIZE( nodes );
  size_t i;

  puts( "INIT - Verify _Chain_Insert_ordered_unprotected" );

  for ( i = 0; i < n; ++i ) {
    _Chain_Initialize_node( &nodes[ i ] );
  }

  insert_ordered( &chain, &nodes[4] );
  insert_ordered( &chain, &nodes[2] );
  insert_ordered( &chain, &nodes[0] );
  insert_ordered( &chain, &nodes[3] );
  insert_ordered( &chain, &nodes[1] );

  tail = _Chain_Immutable_tail( &chain );
  node = _Chain_Immutable_first( &chain );
  i = 0;
  while ( node != tail && i < n ) {
    rtems_test_assert( node == &nodes[ i ] );
    ++i;
    node = _Chain_Immutable_next( node );
  }

  rtems_test_assert( i == n );
}

rtems_task Init(
  rtems_task_argument ignored
)
{
  rtems_chain_control  chain1;
  rtems_chain_node    *p;
  test_node            node1, node2;
  int                  id;

  TEST_BEGIN();

  puts( "Init - Initialize chain empty" );
  rtems_chain_initialize_empty( &chain1 );
  rtems_chain_initialize_node( &node1.Node );
  rtems_chain_initialize_node( &node2.Node );

  /* verify that the chain append and insert work */
  puts( "INIT - Verify rtems_chain_insert" );
  node1.id = 1;
  node2.id = 2;
  rtems_chain_append( &chain1, &node1.Node );
  rtems_chain_insert( &node1.Node, &node2.Node );

  for ( p = rtems_chain_first(&chain1), id = 1 ;
        !rtems_chain_is_tail(&chain1, p) ;
        p = p->next , id++ ) {
     test_node *t = (test_node *)p;
     if ( id > 2 ) {
       puts( "INIT - TOO MANY NODES ON CHAIN" );
       rtems_test_exit(0);
     }
     if ( t->id != id ) {
       puts( "INIT - ERROR ON CHAIN ID MISMATCH" );
       rtems_test_exit(0);
     }
  }

  test_chain_init_one();
  test_chain_first_and_last();
  test_chain_with_empty_check();
  test_chain_with_notification();
  test_chain_get_with_wait();
  test_chain_control_layout();
  test_chain_control_initializer();
  test_chain_node_count();
  test_chain_insert_ordered();
  test_chain_iterator();

  TEST_END();
  rtems_test_exit(0);
}

/* configuration information */

#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER

#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION

#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_MAXIMUM_TASKS 1

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

/* global variables */