summaryrefslogtreecommitdiffstats
path: root/test/tid.c
blob: 27135fc88cb19e6414f90b632b11ca3eb852b266 (plain)
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
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * Copyright by the Board of Trustees of the University of Illinois.         *
 * All rights reserved.                                                      *
 *                                                                           *
 * This file is part of HDF5.  The full HDF5 copyright notice, including     *
 * terms governing use, modification, and redistribution, is contained in    *
 * the COPYING file, which can be found at the root of the source code       *
 * distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases.  *
 * If you do not have access to either file, you may request a copy from     *
 * help@hdfgroup.org.                                                        *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/* Test user-created identifiers (hid_t's) and identifier types. */

#include "testhdf5.h"

/* Include H5Ipkg.h to calculate max number of groups */
#define H5I_FRIEND /*suppress error about including H5Ipkg      */
#include "H5Ipkg.h"

static herr_t
free_wrapper(void *p)
{
    HDfree(p);
    return SUCCEED;
}

/* Test basic functionality of registering and deleting types and IDs */
static int
basic_id_test(void)
{
    H5I_type_t myType  = H5I_BADID;
    hid_t      arrayID = H5I_INVALID_HID;
    void *     testObj = NULL;
    void *     testPtr = NULL;
    char       nameString[10];
    hid_t      testID;
    ssize_t    testSize = -1;
    herr_t     err;
    int        num_ref;
    hsize_t    num_members;

    /* Try to register an ID with ficticious types */
    H5E_BEGIN_TRY
    arrayID = H5Iregister((H5I_type_t)420, testObj);
    H5E_END_TRY

    VERIFY(arrayID, H5I_INVALID_HID, "H5Iregister");
    if (arrayID != H5I_INVALID_HID)
        goto out;

    H5E_BEGIN_TRY
    arrayID = H5Iregister((H5I_type_t)-1, testObj);
    H5E_END_TRY

    VERIFY(arrayID, H5I_INVALID_HID, "H5Iregister");
    if (arrayID != H5I_INVALID_HID)
        goto out;

    /* Try to access IDs with ficticious types */
    H5E_BEGIN_TRY
    testPtr = H5Iobject_verify((hid_t)100, (H5I_type_t)0);
    H5E_END_TRY

    CHECK_PTR_NULL(testPtr, "H5Iobject_verify");
    if (testPtr != NULL)
        goto out;

    H5E_BEGIN_TRY
    testPtr = H5Iobject_verify((hid_t)700, (H5I_type_t)700);
    H5E_END_TRY

    CHECK_PTR_NULL(testPtr, "H5Iobject_verify");
    if (testPtr != NULL)
        goto out;

    /* Register a type */
    myType = H5Iregister_type((size_t)64, 0, free_wrapper);

    CHECK(myType, H5I_BADID, "H5Iregister_type");
    if (myType == H5I_BADID)
        goto out;

    /* Register an ID and retrieve the object it points to.
     * Once the ID has been registered, testObj will be freed when
     * its ID type is destroyed.
     */
    testObj = HDmalloc(7 * sizeof(int));
    arrayID = H5Iregister(myType, testObj);

    CHECK(arrayID, H5I_INVALID_HID, "H5Iregister");
    if (arrayID == H5I_INVALID_HID) {
        HDfree(testObj);
        goto out;
    }

    testPtr = (int *)H5Iobject_verify(arrayID, myType);

    CHECK_PTR_EQ(testPtr, testObj, "H5Iobject_verify");
    if (testPtr != testObj)
        goto out;

    /* Ensure that H5Iget_file_id and H5Iget_name() fail, since this
     * is an hid_t for the wrong kind of object
     */
    H5E_BEGIN_TRY
    testID = H5Iget_file_id(arrayID);
    H5E_END_TRY

    VERIFY(testID, H5I_INVALID_HID, "H5Iget_file_id");
    if (testID != H5I_INVALID_HID)
        goto out;

    H5E_BEGIN_TRY
    testSize = H5Iget_name(arrayID, nameString, (size_t)9);
    H5E_END_TRY

    VERIFY(testSize, -1, "H5Iget_name");
    if (testSize != -1)
        goto out;

    /* Make sure H5Iremove_verify catches objects of the wrong type */
    H5E_BEGIN_TRY
    testPtr = (int *)H5Iremove_verify(arrayID, (H5I_type_t)0);
    H5E_END_TRY

    CHECK_PTR_NULL(testPtr, "H5Iremove_verify");
    if (testPtr != NULL)
        goto out;

    H5E_BEGIN_TRY
    testPtr = (int *)H5Iremove_verify(arrayID, (H5I_type_t)((int)myType - 1));
    H5E_END_TRY

    CHECK_PTR_NULL(testPtr, "H5Iremove_verify");
    if (testPtr != NULL)
        goto out;

    /* Remove an ID and make sure we can't access it */
    testPtr = (int *)H5Iremove_verify(arrayID, myType);

    CHECK_PTR(testPtr, "H5Iremove_verify");
    if (testPtr == NULL)
        goto out;

    H5E_BEGIN_TRY
    testPtr = (int *)H5Iobject_verify(arrayID, myType);
    H5E_END_TRY

    CHECK_PTR_NULL(testPtr, "H5Iobject_verify");
    if (testPtr != NULL)
        goto out;

    /* Delete the type and make sure we can't access objects within it */
    arrayID = H5Iregister(myType, testObj);

    err = H5Idestroy_type(myType);
    VERIFY(err, 0, "H5Idestroy_type");
    if (err != 0)
        goto out;
    VERIFY(H5Itype_exists(myType), 0, "H5Itype_exists");
    if (H5Itype_exists(myType) != 0)
        goto out;

    H5E_BEGIN_TRY
    VERIFY(H5Inmembers(myType, NULL), -1, "H5Inmembers");
    if (H5Inmembers(myType, NULL) != -1)
        goto out;
    H5E_END_TRY

    /* Register another type and another object in that type */
    myType = H5Iregister_type((size_t)64, 0, free_wrapper);

    CHECK(myType, H5I_BADID, "H5Iregister_type");
    if (myType == H5I_BADID)
        goto out;

    /* The memory that testObj pointed to should already have been
     * freed when the previous type was destroyed.  Allocate new
     * memory for it.
     */
    testObj = HDmalloc(7 * sizeof(int));
    arrayID = H5Iregister(myType, testObj);

    CHECK(arrayID, H5I_INVALID_HID, "H5Iregister");
    if (arrayID == H5I_INVALID_HID) {
        HDfree(testObj);
        goto out;
    }

    err = H5Inmembers(myType, &num_members);
    CHECK(err, -1, "H5Inmembers");
    if (err < 0)
        goto out;
    VERIFY(num_members, 1, "H5Inmembers");
    if (num_members != 1)
        goto out;

    /* Increment references to type and ensure that dec_type_ref
     * doesn't destroy the type
     */
    num_ref = H5Iinc_type_ref(myType);
    VERIFY(num_ref, 2, "H5Iinc_type_ref");
    if (num_ref != 2)
        goto out;
    num_ref = H5Idec_type_ref(myType);
    VERIFY(num_ref, 1, "H5Idec_type_ref");
    if (num_ref != 1)
        goto out;
    err = H5Inmembers(myType, &num_members);
    CHECK(err, -1, "H5Inmembers");
    if (err < 0)
        goto out;
    VERIFY(num_members, 1, "H5Inmembers");
    if (num_members != 1)
        goto out;

    /* This call to dec_type_ref should destroy the type */
    num_ref = H5Idec_type_ref(myType);
    VERIFY(num_ref, 0, "H5Idec_type_ref");
    if (num_ref != 0)
        goto out;
    VERIFY(H5Itype_exists(myType), 0, "H5Itype_exists");
    if (H5Itype_exists(myType) != 0)
        goto out;

    H5E_BEGIN_TRY
    err = H5Inmembers(myType, &num_members);
    if (err >= 0)
        goto out;
    H5E_END_TRY

    return 0;

out:
    /* Clean up type if it has been allocated and free memory used
     * by testObj
     */
    if (myType >= 0)
        H5Idestroy_type(myType);

    return -1;
}

/* A dummy search function for the next test */
static int
test_search_func(void H5_ATTR_UNUSED *ptr1, hid_t H5_ATTR_UNUSED id, void H5_ATTR_UNUSED *ptr2)
{
    return 0;
}

/* Ensure that public functions cannot access "predefined" ID types */
static int
id_predefined_test(void)
{
    void * testObj;
    hid_t  testID;
    hid_t  typeID = H5I_INVALID_HID;
    void * testPtr;
    herr_t testErr;

    testObj = HDmalloc(sizeof(int));

    /*
     * Attempt to perform public functions on various library types
     */

    H5E_BEGIN_TRY
    testID = H5Iregister(H5I_FILE, testObj);
    H5E_END_TRY

    VERIFY(testID, H5I_INVALID_HID, "H5Iregister");
    if (testID != H5I_INVALID_HID)
        goto out;

    H5E_BEGIN_TRY
    testPtr = H5Isearch(H5I_GENPROP_LST, test_search_func, testObj);
    H5E_END_TRY

    CHECK_PTR_NULL(testPtr, "H5Isearch");
    if (testPtr != NULL)
        goto out;

    H5E_BEGIN_TRY
    testErr = H5Inmembers(H5I_ERROR_STACK, NULL);
    H5E_END_TRY

    VERIFY(testErr, -1, "H5Inmembers");
    if (testErr != -1)
        goto out;

    H5E_BEGIN_TRY
    testErr = H5Iclear_type(H5I_FILE, 0);
    H5E_END_TRY

    VERIFY((testErr >= 0), 0, "H5Iclear_type");
    if (testErr >= 0)
        goto out;

    H5E_BEGIN_TRY
    testErr = H5Idestroy_type(H5I_DATASET);
    H5E_END_TRY

    VERIFY((testErr >= 0), 0, "H5Idestroy_type");
    if (testErr >= 0)
        goto out;

    H5E_BEGIN_TRY
    testErr = H5Itype_exists(H5I_GROUP);
    H5E_END_TRY

    VERIFY(testErr, -1, "H5Itype_exists");
    if (testErr != -1)
        goto out;

    H5E_BEGIN_TRY
    testErr = H5Itype_exists(H5I_ATTR);
    H5E_END_TRY

    VERIFY(testErr, -1, "H5Itype_exists");
    if (testErr != -1)
        goto out;

    /*
     * Create a datatype ID and try to perform illegal functions on it
     */

    typeID = H5Tcreate(H5T_OPAQUE, (size_t)42);
    CHECK(typeID, H5I_INVALID_HID, "H5Tcreate");
    if (typeID == H5I_INVALID_HID)
        goto out;

    H5E_BEGIN_TRY
    testPtr = H5Iremove_verify(typeID, H5I_DATATYPE);
    H5E_END_TRY

    CHECK_PTR_NULL(testPtr, "H5Iremove_verify");
    if (testPtr != NULL)
        goto out;

    H5E_BEGIN_TRY
    testPtr = H5Iobject_verify(typeID, H5I_DATATYPE);
    H5E_END_TRY

    CHECK_PTR_NULL(testPtr, "H5Iobject_verify");
    if (testPtr != NULL)
        goto out;

    H5Tclose(typeID);

    /* testObj was never registered as an atom, so it will not be
     * automatically freed. */
    HDfree(testObj);
    return 0;

out:
    if (typeID != H5I_INVALID_HID)
        H5Tclose(typeID);
    if (testObj != NULL)
        HDfree(testObj);

    return -1;
}

/* Test the H5Iis_valid function */
static int
test_is_valid(void)
{
    hid_t   dtype;   /* datatype id */
    int64_t nmembs1; /* number of type memnbers */
    int64_t nmembs2;
    htri_t  tri_ret; /* htri_t return value */
    herr_t  ret;     /* return value */

    /* Create a datatype id */
    dtype = H5Tcopy(H5T_NATIVE_INT);
    CHECK(dtype, FAIL, "H5Tcopy");
    if (dtype < 0)
        goto out;

    /* Check that the ID is valid */
    tri_ret = H5Iis_valid(dtype);
    VERIFY(tri_ret, TRUE, "H5Iis_valid");
    if (tri_ret != TRUE)
        goto out;

    /* Artificially manipulate the reference counts so app_count is 0, and dtype
     * appears to be an internal id.  This takes advantage of the fact that
     * H5Ipkg is included.
     */
    ret = H5I_inc_ref(dtype, FALSE);
    CHECK(ret, FAIL, "H5I_inc_ref");
    if (ret < 0)
        goto out;
    ret = H5I_dec_app_ref(dtype);
    CHECK(ret, FAIL, "H5I_dec_ref");
    if (ret < 0)
        goto out;

    /* Check that dtype is invalid */
    tri_ret = H5Iis_valid(dtype);
    VERIFY(tri_ret, FALSE, "H5Iis_valid");
    if (tri_ret != FALSE)
        goto out;

    /* Close dtype and verify that it has been closed */
    nmembs1 = H5I_nmembers(H5I_DATATYPE);
    CHECK(nmembs1, FAIL, "H5I_nmembers");
    if (nmembs1 < 0)
        goto out;
    ret = H5I_dec_ref(dtype);
    CHECK(ret, FAIL, "H5I_dec_ref");
    if (ret < 0)
        goto out;
    nmembs2 = H5I_nmembers(H5I_DATATYPE);
    VERIFY(nmembs2, nmembs1 - 1, "H5I_nmembers");
    if (nmembs2 != nmembs1 - 1)
        goto out;

    /* Check that dtype is invalid */
    tri_ret = H5Iis_valid(dtype);
    VERIFY(tri_ret, FALSE, "H5Iis_valid");
    if (tri_ret != FALSE)
        goto out;

    /* Check that an id of -1 is invalid */
    tri_ret = H5Iis_valid((hid_t)-1);
    VERIFY(tri_ret, FALSE, "H4Iis_valid");
    if (tri_ret != FALSE)
        goto out;

    return 0;

out:
    /* Don't attempt to close dtype as we don't know the exact state of the
     * reference counts.  Every state in this function will be automatically
     * closed at library exit anyways, as internal count is never > 1.
     */
    return -1;
}

/* Test the H5Iget_type function */
static int
test_get_type(void)
{
    hid_t      dtype;    /* datatype id */
    H5I_type_t type_ret; /* return value */

    /* Create a datatype id */
    dtype = H5Tcopy(H5T_NATIVE_INT);
    CHECK(dtype, FAIL, "H5Tcopy");
    if (dtype < 0)
        goto out;

    /* Check that the ID is correct */
    type_ret = H5Iget_type(dtype);
    VERIFY(type_ret, H5I_DATATYPE, "H5Iget_type");
    if (type_ret == H5I_BADID)
        goto out;

    /* Check that the ID is correct */
    type_ret = H5Iget_type((hid_t)H5T_STRING);
    VERIFY(type_ret, H5I_BADID, "H5Iget_type");
    if (type_ret != H5I_BADID)
        goto out;

    /* Check that the ID is correct */
    type_ret = H5Iget_type((hid_t)-1);
    VERIFY(type_ret, H5I_BADID, "H5Iget_type");
    if (type_ret != H5I_BADID)
        goto out;

    H5Tclose(dtype);

    return 0;

out:
    if (dtype != H5I_INVALID_HID)
        H5Tclose(dtype);

    return -1;
}

/* Test boundary cases with lots of types */

/* Type IDs range from H5I_NTYPES to H5I_MAX_NUM_TYPES.  The system will assign */
/* IDs in sequential order until H5I_MAX_NUM_TYPES IDs have been given out, at which */
/* point it will search for type IDs that were allocated but have since been */
/* deleted. */
/* This test will allocate IDs up to H5I_MAX_NUM_TYPES, ensure that IDs wrap around */
/* to low values successfully, ensure that an error is thrown when all possible */
/* type IDs are taken, then ensure that deleting types frees up their IDs. */
/* Note that this test depends on the implementation of IDs, so may break */
/*        if the implementation changes. */
/* Also note that if someone else registered a user-defined type and forgot to */
/* destroy it, this test will mysteriously fail (because it will expect there to */
/* be one more "free" type ID than there is). */
/* H5I_NTYPES is defined in h5public.h, H5I_MAX_NUM_TYPES is defined in h5pkg.h */
static int
test_id_type_list(void)
{
    H5I_type_t startType; /* The first type ID we were assigned in this test */
    H5I_type_t currentType;
    H5I_type_t testType;
    int        i; /* Just a counter variable */

    startType = H5Iregister_type((size_t)8, 0, free_wrapper);
    CHECK(startType, H5I_BADID, "H5Iregister_type");
    if (startType == H5I_BADID)
        goto out;

    /* Sanity check */
    if ((int)startType >= H5I_MAX_NUM_TYPES || startType < H5I_NTYPES) {
        /* Error condition, throw an error */
        CHECK(1, 1, "H5Iregister_type");
        goto out;
    }
    /* Create types up to H5I_MAX_NUM_TYPES */
    for (i = startType + 1; i < H5I_MAX_NUM_TYPES; i++) {
        currentType = H5Iregister_type((size_t)8, 0, free_wrapper);
        CHECK(currentType, H5I_BADID, "H5Iregister_type");
        if (currentType == H5I_BADID)
            goto out;
    }

    /* Wrap around to low type ID numbers */
    for (i = H5I_NTYPES; i < startType; i++) {
        currentType = H5Iregister_type((size_t)8, 0, free_wrapper);
        CHECK(currentType, H5I_BADID, "H5Iregister_type");
        if (currentType == H5I_BADID)
            goto out;
    }

    /* There should be no room at the inn for a new ID type*/
    H5E_BEGIN_TRY
    testType = H5Iregister_type((size_t)8, 0, free_wrapper);
    H5E_END_TRY

    VERIFY(testType, H5I_BADID, "H5Iregister_type");
    if (testType != H5I_BADID)
        goto out;

    /* Now delete a type and try to insert again */
    H5Idestroy_type(H5I_NTYPES);
    testType = H5Iregister_type((size_t)8, 0, free_wrapper);

    VERIFY(testType, H5I_NTYPES, "H5Iregister_type");
    if (testType != H5I_NTYPES)
        goto out;

    /* Cleanup.  Destroy all types. */
    for (i = H5I_NTYPES; i < H5I_MAX_NUM_TYPES; i++)
        H5Idestroy_type((H5I_type_t)i);

    return 0;

out:
    /* Cleanup.  For simplicity, just destroy all types and ignore errors. */
    H5E_BEGIN_TRY
    for (i = H5I_NTYPES; i < H5I_MAX_NUM_TYPES; i++)
        H5Idestroy_type((H5I_type_t)i);
    H5E_END_TRY
    return -1;
}

/* Test removing ids in callback for H5Iclear_type */

/* There was a rare bug where, if an id free callback being called by
 * H5I_clear_type() removed another id in that type, a segfault could occur.
 * This test tests for that error (and freeing ids "out of order" within
 * H5Iclear_type() in general). */
/* Macro definitions */
#define TEST_RCT_MAX_NOBJS 25
#define TEST_RCT_MIN_NOBJS 5
#define TEST_RCT_NITER     50

/* Structure to hold the list of objects */
typedef struct {
    struct test_rct_obj_t *list;      /* List of objects */
    long                   nobjs;     /* Number of objects in list */
    long                   nobjs_rem; /* Number of objects in list that have not been freed */
} test_rct_list_t;

/* Structure for an object */
typedef struct test_rct_obj_t {
    hid_t   id;      /* ID for this object */
    int     nfrees;  /* Number of times this object has been freed */
    hbool_t freeing; /* Whether we are currently freeing this object directly (through H5Idec_ref()) */
    test_rct_list_t *obj_list; /* List of all objects */
} test_rct_obj_t;

/* Free callback */
static herr_t
test_rct_free(void *_obj)
{
    test_rct_obj_t *obj = (test_rct_obj_t *)_obj;
    long            rem_idx, i;
    herr_t          ret; /* return value */

    /* Mark this object as freed */
    obj->nfrees++;
    obj->obj_list->nobjs_rem--;

    /* Check freeing and nobjs_rem */
    if (!obj->freeing && (obj->obj_list->nobjs_rem > 0)) {
        /* Remove a random object from the list */
        rem_idx = HDrandom() % obj->obj_list->nobjs_rem;

        /* Scan the list, finding the rem_idx'th object that has not been
         * freed */
        for (i = 0; i < obj->obj_list->nobjs; i++)
            if (obj->obj_list->list[i].nfrees == 0) {
                if (rem_idx == 0)
                    break;
                else
                    rem_idx--;
            } /* end if */
        if (i == obj->obj_list->nobjs) {
            ERROR("invalid obj_list");
            goto out;
        } /* end if */
        else {
            /* Remove the object.  Mark as "freeing" so its own callback does
             * not free another object. */
            obj->obj_list->list[i].freeing = TRUE;
            ret                            = H5Idec_ref(obj->obj_list->list[i].id);
            CHECK(ret, FAIL, "H5Idec_ref");
            if (ret == FAIL)
                goto out;
            obj->obj_list->list[i].freeing = FALSE;
        } /* end else */
    }     /* end if */

    /* Verify nobjs_rem is non-negative */
    if (obj->obj_list->nobjs_rem < 0) {
        ERROR("invalid nobjs_rem");
        goto out;
    } /* end if */

    return 0;

out:
    return -1;
} /* end test_rct_free() */

/* Test function */
static int
test_remove_clear_type(void)
{
    H5I_type_t      obj_type;
    test_rct_list_t obj_list;
    test_rct_obj_t  list[TEST_RCT_MAX_NOBJS];
    long            i, j;
    long            nobjs_found;
    hsize_t         nmembers;
    herr_t          ret; /* return value */

    /* Register type */
    obj_type = H5Iregister_type((size_t)8, 0, test_rct_free);
    CHECK(obj_type, H5I_BADID, "H5Iregister_type");
    if (obj_type == H5I_BADID)
        goto out;

    /* Init obj_list.list */
    obj_list.list = list;

    for (i = 0; i < TEST_RCT_NITER; i++) {
        /* Build object list */
        obj_list.nobjs = obj_list.nobjs_rem =
            TEST_RCT_MIN_NOBJS + (HDrandom() % (long)(TEST_RCT_MAX_NOBJS - TEST_RCT_MIN_NOBJS + 1));
        for (j = 0; j < obj_list.nobjs; j++) {
            list[j].nfrees   = 0;
            list[j].freeing  = FALSE;
            list[j].obj_list = &obj_list;
            list[j].id       = H5Iregister(obj_type, &list[j]);
            CHECK(list[j].id, FAIL, "H5Iregister");
            if (list[j].id == FAIL)
                goto out;
            if (HDrandom() % 2) {
                ret = H5Iinc_ref(list[j].id);
                CHECK(ret, FAIL, "H5Iinc_ref");
                if (ret == FAIL)
                    goto out;
            } /* end if */
        }     /* end for */

        /* Clear the type */
        ret = H5Iclear_type(obj_type, FALSE);
        CHECK(ret, FAIL, "H5Iclear_type");
        if (ret == FAIL)
            goto out;

        /* Verify list */
        nobjs_found = 0;
        for (j = 0; j < obj_list.nobjs; j++) {
            if (list[j].nfrees == 0)
                nobjs_found++;
            else {
                VERIFY(list[j].nfrees, (long)1, "list[j].nfrees");
                if (list[j].nfrees != (long)1)
                    goto out;
            } /* end else */
            VERIFY(list[j].freeing, FALSE, "list[j].freeing");
            if (list[j].freeing != FALSE)
                goto out;
        } /* end for */

        /* Verify number of objects */
        VERIFY(obj_list.nobjs_rem, nobjs_found, "obj_list.nobjs_rem");
        if (obj_list.nobjs_rem != nobjs_found)
            goto out;
        ret = H5Inmembers(obj_type, &nmembers);
        CHECK(ret, FAIL, "H5Inmembers");
        if (ret == FAIL)
            goto out;
        VERIFY(nmembers, (size_t)nobjs_found, "H5Inmembers");
        if (nmembers != (size_t)nobjs_found)
            goto out;

        /* Clear the type with force set to TRUE */
        ret = H5Iclear_type(obj_type, TRUE);
        CHECK(ret, FAIL, "H5Iclear_type");
        if (ret == FAIL)
            goto out;

        /* Verify list */
        for (j = 0; j < obj_list.nobjs; j++) {
            VERIFY(list[j].nfrees, (long)1, "list[j].nfrees");
            if (list[j].nfrees != (long)1)
                goto out;
            VERIFY(list[j].freeing, FALSE, "list[j].freeing");
            if (list[j].freeing != FALSE)
                goto out;
        } /* end for */

        /* Verify number of objects is 0 */
        VERIFY(obj_list.nobjs_rem, (long)0, "obj_list.nobjs_rem");
        if (obj_list.nobjs_rem != (long)0)
            goto out;
        ret = H5Inmembers(obj_type, &nmembers);
        CHECK(ret, FAIL, "H5Inmembers");
        if (ret == FAIL)
            goto out;
        VERIFY(nmembers, (size_t)0, "H5Inmembers");
        if (nmembers != (size_t)0)
            goto out;
    } /* end for */

    /* Destroy type */
    ret = H5Idestroy_type(obj_type);
    CHECK(ret, FAIL, "H5Idestroy_type");
    if (ret == FAIL)
        goto out;

    return 0;

out:
    /* Cleanup.  For simplicity, just destroy the types and ignore errors. */
    H5E_BEGIN_TRY
    H5Idestroy_type(obj_type);
    H5E_END_TRY
    return -1;
} /* end test_remove_clear_type() */

void
test_ids(void)
{
    /* Set the random # seed */
    HDsrandom((unsigned)HDtime(NULL));

    if (basic_id_test() < 0)
        TestErrPrintf("Basic ID test failed\n");
    if (id_predefined_test() < 0)
        TestErrPrintf("Predefined ID type test failed\n");
    if (test_is_valid() < 0)
        TestErrPrintf("H5Iis_valid test failed\n");
    if (test_get_type() < 0)
        TestErrPrintf("H5Iget_type test failed\n");
    if (test_id_type_list() < 0)
        TestErrPrintf("ID type list test failed\n");
    if (test_remove_clear_type() < 0)
        TestErrPrintf("ID remove during H5Iclear_type test failed\n");
}