-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy path_n_i_memory_cache_tests_8m_source.html
778 lines (757 loc) · 82.8 KB
/
_n_i_memory_cache_tests_8m_source.html
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
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<title>Nimbus: src/core/unittests/NIMemoryCacheTests.m Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
$(document).ready(initResizable);
</script>
<link href="stylesheet.css" rel="stylesheet" type="text/css" />
<script type="text/javascript">
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-24278774-1']);
_gaq.push(['_trackPageview']);
(function() {
var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
})();
</script>
</head>
<body>
<div id="page">
<div style="position:relative">
<div id="top"><!-- do not remove this div! -->
<div id="titlearea">
<a style="float: right;margin-right:20px;margin-top:20px" href='http://www.pledgie.com/campaigns/15519'><img alt='Click here to support Nimbus development and make a donation at www.pledgie.com !' src='http://www.pledgie.com/campaigns/15519.png?skin_name=chrome' border='0' /></a>
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">Nimbus
 <span id="projectnumber">0.9.3 - <a href="http://github.com/jverkoey/nimbus">Nimbus is proudly hosted on Github</a></span>
</div>
<div id="projectbrief">An iOS framework whose growth is bounded by O(documentation).</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- Generated by Doxygen 1.7.4-20110629 -->
</div>
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
initNavTree('_n_i_memory_cache_tests_8m.html','');
</script>
<div id="doc-content">
<div class="header">
<div class="headertitle">
<div class="title">src/core/unittests/NIMemoryCacheTests.m</div> </div>
</div>
<div class="contents">
<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">//</span>
<a name="l00002"></a>00002 <span class="comment">// Copyright 2011 Jeff Verkoeyen</span>
<a name="l00003"></a>00003 <span class="comment">//</span>
<a name="l00004"></a>00004 <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span>
<a name="l00005"></a>00005 <span class="comment">// you may not use this file except in compliance with the License.</span>
<a name="l00006"></a>00006 <span class="comment">// You may obtain a copy of the License at</span>
<a name="l00007"></a>00007 <span class="comment">//</span>
<a name="l00008"></a>00008 <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span>
<a name="l00009"></a>00009 <span class="comment">//</span>
<a name="l00010"></a>00010 <span class="comment">// Unless required by applicable law or agreed to in writing, software</span>
<a name="l00011"></a>00011 <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span>
<a name="l00012"></a>00012 <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<a name="l00013"></a>00013 <span class="comment">// See the License for the specific language governing permissions and</span>
<a name="l00014"></a>00014 <span class="comment">// limitations under the License.</span>
<a name="l00015"></a>00015 <span class="comment">//</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="comment">// See: http://bit.ly/hS5nNh for unit test macros.</span>
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="preprocessor">#import <SenTestingKit/SenTestingKit.h></span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="preprocessor">#import <UIKit/UIKit.h></span>
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="preprocessor">#import "NIDebuggingTools.h"</span>
<a name="l00024"></a>00024 <span class="preprocessor">#import "NIInMemoryCache.h"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#import "NSDate+UnitTesting.h"</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="keyword">@interface </span>NIMemoryCacheTests : SenTestCase {
<a name="l00029"></a>00029 }
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="keyword">@end</span>
<a name="l00032"></a>00032
<a name="l00033"></a>00033
<a name="l00037"></a>00037 <span class="keyword">@implementation </span>NIMemoryCacheTests
<a name="l00038"></a>00038
<a name="l00039"></a>00039
<a name="l00042"></a>00042 <span class="preprocessor">#pragma mark -</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span><span class="preprocessor">#pragma mark In-Memory Cache</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span>
<a name="l00045"></a>00045
<a name="l00047"></a>00047 - (void)testInitialization {
<a name="l00048"></a>00048 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00049"></a>00049
<a name="l00050"></a>00050 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should be empty after initialization."</span>);
<a name="l00051"></a>00051 }
<a name="l00052"></a>00052
<a name="l00053"></a>00053
<a name="l00055"></a>00055 - (void)testSingleObjectNoExpiration {
<a name="l00056"></a>00056 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00059"></a>00059 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:cacheObject1 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj1"];
<a name="l00060"></a>00060
<a name="l00061"></a>00061 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object in it."</span>);
<a name="l00062"></a>00062 STAssertEquals([cache objectWithName:<span class="stringliteral">@"obj1"</span>], cacheObject1, <span class="stringliteral">@"Cache object should be equal."</span>);
<a name="l00063"></a>00063 }
<a name="l00064"></a>00064
<a name="l00065"></a>00065
<a name="l00067"></a>00067 - (void)testMultipleObjectsNoExpiration {
<a name="l00068"></a>00068 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00069"></a>00069
<a name="l00070"></a>00070 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00071"></a>00071 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:cacheObject1 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj1"];
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="keywordtype">id</span> cacheObject2 = [NSArray array];
<a name="l00074"></a>00074 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: cacheObject2 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj2"];
<a name="l00075"></a>00075
<a name="l00076"></a>00076 STAssertEquals([cache count], (NSUInteger)2, <span class="stringliteral">@"Cache should have two objects in it."</span>);
<a name="l00077"></a>00077 STAssertEquals([cache objectWithName:<span class="stringliteral">@"obj1"</span>], cacheObject1, <span class="stringliteral">@"Cache object should be equal."</span>);
<a name="l00078"></a>00078 STAssertEquals([cache objectWithName:<span class="stringliteral">@"obj2"</span>], cacheObject2, <span class="stringliteral">@"Cache object should be equal."</span>);
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080
<a name="l00081"></a>00081
<a name="l00083"></a>00083 - (void)testRemovingSingleObject {
<a name="l00084"></a>00084 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00087"></a>00087 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:cacheObject1 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj1"];
<a name="l00088"></a>00088
<a name="l00089"></a>00089 [cache <a class="code" href="interface_n_i_memory_cache.html#a5dab1798d4e3bcd2b686837f63f31d1c" title="Removes an object from the cache.">removeObjectWithName</a>:@"obj1"];
<a name="l00090"></a>00090
<a name="l00091"></a>00091 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should be empty."</span>);
<a name="l00092"></a>00092 }
<a name="l00093"></a>00093
<a name="l00094"></a>00094
<a name="l00096"></a>00096 - (void)testRemovingAllObjects {
<a name="l00097"></a>00097 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00098"></a>00098
<a name="l00099"></a>00099 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00100"></a>00100 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:cacheObject1 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj1"];
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="keywordtype">id</span> cacheObject2 = [NSArray array];
<a name="l00103"></a>00103 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:cacheObject2 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj2"];
<a name="l00104"></a>00104
<a name="l00105"></a>00105 STAssertEquals([cache count], (NSUInteger)2, <span class="stringliteral">@"Cache should have two objects in it."</span>);
<a name="l00106"></a>00106 [cache <a class="code" href="interface_n_i_memory_cache.html#a26fda388dffc22aa78dd17905a6fce73" title="Removes all objects from the cache, regardless of expiration dates.">removeAllObjects</a>];
<a name="l00107"></a>00107 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should now be empty."</span>);
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109
<a name="l00110"></a>00110
<a name="l00112"></a>00112 - (void)testSingleObjectWithFutureExpiration {
<a name="l00113"></a>00113 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00114"></a>00114
<a name="l00115"></a>00115 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00116"></a>00116 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject1
<a name="l00117"></a>00117 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj1"
<a name="l00118"></a>00118 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00119"></a>00119
<a name="l00120"></a>00120 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object in it."</span>);
<a name="l00121"></a>00121 }
<a name="l00122"></a>00122
<a name="l00123"></a>00123
<a name="l00125"></a>00125 - (void)testMultipleObjectsWithFutureExpiration {
<a name="l00126"></a>00126 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00127"></a>00127
<a name="l00128"></a>00128 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00129"></a>00129 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject1
<a name="l00130"></a>00130 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj1"
<a name="l00131"></a>00131 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00132"></a>00132
<a name="l00133"></a>00133 <span class="keywordtype">id</span> cacheObject2 = [NSArray array];
<a name="l00134"></a>00134 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject2
<a name="l00135"></a>00135 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj2"
<a name="l00136"></a>00136 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:100]];
<a name="l00137"></a>00137
<a name="l00138"></a>00138 STAssertEquals([cache count], (NSUInteger)2, <span class="stringliteral">@"Cache should have two objects in it."</span>);
<a name="l00139"></a>00139 }
<a name="l00140"></a>00140
<a name="l00141"></a>00141
<a name="l00143"></a>00143 - (void)testSingleObjectWithPastExpiration {
<a name="l00144"></a>00144 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00145"></a>00145
<a name="l00146"></a>00146 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00147"></a>00147 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject1
<a name="l00148"></a>00148 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj1"
<a name="l00149"></a>00149 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:-1]];
<a name="l00150"></a>00150
<a name="l00151"></a>00151 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should be empty."</span>);
<a name="l00152"></a>00152 }
<a name="l00153"></a>00153
<a name="l00154"></a>00154
<a name="l00156"></a>00156 - (void)testMultipleObjectsWithPastExpiration {
<a name="l00157"></a>00157 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00160"></a>00160 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject1
<a name="l00161"></a>00161 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj1"
<a name="l00162"></a>00162 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:-1]];
<a name="l00163"></a>00163
<a name="l00164"></a>00164 <span class="keywordtype">id</span> cacheObject2 = [NSArray array];
<a name="l00165"></a>00165 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject2
<a name="l00166"></a>00166 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj2"
<a name="l00167"></a>00167 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:-100]];
<a name="l00168"></a>00168
<a name="l00169"></a>00169 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should be empty."</span>);
<a name="l00170"></a>00170 }
<a name="l00171"></a>00171
<a name="l00172"></a>00172
<a name="l00174"></a>00174 - (void)testSingleObjectWithExpiredUpdate {
<a name="l00175"></a>00175 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00176"></a>00176
<a name="l00177"></a>00177 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00178"></a>00178 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: cacheObject1
<a name="l00179"></a>00179 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj1"];
<a name="l00180"></a>00180
<a name="l00181"></a>00181 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject1
<a name="l00182"></a>00182 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj1"
<a name="l00183"></a>00183 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:-1]];
<a name="l00184"></a>00184
<a name="l00185"></a>00185 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should be empty."</span>);
<a name="l00186"></a>00186 }
<a name="l00187"></a>00187
<a name="l00188"></a>00188
<a name="l00190"></a>00190 - (void)testSingleObjectWithNonExpiredUpdate {
<a name="l00191"></a>00191 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00192"></a>00192
<a name="l00193"></a>00193 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00194"></a>00194 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: cacheObject1
<a name="l00195"></a>00195 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj1"];
<a name="l00196"></a>00196
<a name="l00197"></a>00197 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject1
<a name="l00198"></a>00198 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj1"
<a name="l00199"></a>00199 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00200"></a>00200
<a name="l00201"></a>00201 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one item."</span>);
<a name="l00202"></a>00202 }
<a name="l00203"></a>00203
<a name="l00204"></a>00204
<a name="l00206"></a>00206 - (void)testSingleObjectWithExpiration {
<a name="l00207"></a>00207 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00208"></a>00208
<a name="l00209"></a>00209 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00210"></a>00210 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject1
<a name="l00211"></a>00211 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj1"
<a name="l00212"></a>00212 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00213"></a>00213
<a name="l00214"></a>00214 [NSDate setFakeDate:[NSDate dateWithTimeIntervalSinceNow:2]];
<a name="l00215"></a>00215
<a name="l00216"></a>00216 <span class="comment">// This makes [NSDate date] call our fakeDate implementation, which allows us to fake the</span>
<a name="l00217"></a>00217 <span class="comment">// current time so that we don't have to pause the tests while we wait for the object to</span>
<a name="l00218"></a>00218 <span class="comment">// expire.</span>
<a name="l00219"></a>00219 [NSDate swizzleMethodsForUnitTesting];
<a name="l00220"></a>00220
<a name="l00221"></a>00221 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object."</span>);
<a name="l00222"></a>00222
<a name="l00223"></a>00223 <span class="comment">// Accessing an expired object removes it from the cache entirely.</span>
<a name="l00224"></a>00224 STAssertNil([cache objectWithName:<span class="stringliteral">@"obj1"</span>], <span class="stringliteral">@"Object should have expired."</span>);
<a name="l00225"></a>00225
<a name="l00226"></a>00226 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should be empty."</span>);
<a name="l00227"></a>00227
<a name="l00228"></a>00228 <span class="comment">// Reset the class implementations when we're done with them.</span>
<a name="l00229"></a>00229 [NSDate swizzleMethodsForUnitTesting];
<a name="l00230"></a>00230 }
<a name="l00231"></a>00231
<a name="l00232"></a>00232
<a name="l00234"></a>00234 - (void)testAccessExpiredObjectWithContains {
<a name="l00235"></a>00235 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00236"></a>00236
<a name="l00237"></a>00237 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00238"></a>00238 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>:cacheObject1
<a name="l00239"></a>00239 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>:@"obj1"
<a name="l00240"></a>00240 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>:[NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00241"></a>00241
<a name="l00242"></a>00242 [NSDate setFakeDate:[NSDate dateWithTimeIntervalSinceNow:2]];
<a name="l00243"></a>00243
<a name="l00244"></a>00244 <span class="comment">// This makes [NSDate date] call our fakeDate implementation, which allows us to fake the</span>
<a name="l00245"></a>00245 <span class="comment">// current time so that we don't have to pause the tests while we wait for the object to</span>
<a name="l00246"></a>00246 <span class="comment">// expire.</span>
<a name="l00247"></a>00247 [NSDate swizzleMethodsForUnitTesting];
<a name="l00248"></a>00248
<a name="l00249"></a>00249 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object."</span>);
<a name="l00250"></a>00250
<a name="l00251"></a>00251 <span class="comment">// Accessing an expired object removes it from the cache entirely.</span>
<a name="l00252"></a>00252 STAssertFalse([cache containsObjectWithName:<span class="stringliteral">@"obj1"</span>], <span class="stringliteral">@"Object should have expired."</span>);
<a name="l00253"></a>00253
<a name="l00254"></a>00254 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should be empty."</span>);
<a name="l00255"></a>00255
<a name="l00256"></a>00256 <span class="comment">// Reset the class implementations when we're done with them.</span>
<a name="l00257"></a>00257 [NSDate swizzleMethodsForUnitTesting];
<a name="l00258"></a>00258 }
<a name="l00259"></a>00259
<a name="l00260"></a>00260
<a name="l00262"></a>00262 - (void)testAccessExpiredObjectWithDate {
<a name="l00263"></a>00263 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00264"></a>00264
<a name="l00265"></a>00265 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00266"></a>00266 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>:cacheObject1
<a name="l00267"></a>00267 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>:@"obj1"
<a name="l00268"></a>00268 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>:[NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00269"></a>00269
<a name="l00270"></a>00270 [NSDate setFakeDate:[NSDate dateWithTimeIntervalSinceNow:2]];
<a name="l00271"></a>00271
<a name="l00272"></a>00272 <span class="comment">// This makes [NSDate date] call our fakeDate implementation, which allows us to fake the</span>
<a name="l00273"></a>00273 <span class="comment">// current time so that we don't have to pause the tests while we wait for the object to</span>
<a name="l00274"></a>00274 <span class="comment">// expire.</span>
<a name="l00275"></a>00275 [NSDate swizzleMethodsForUnitTesting];
<a name="l00276"></a>00276
<a name="l00277"></a>00277 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object."</span>);
<a name="l00278"></a>00278
<a name="l00279"></a>00279 <span class="comment">// Accessing an expired object removes it from the cache entirely.</span>
<a name="l00280"></a>00280 STAssertNil([cache dateOfLastAccessWithName:<span class="stringliteral">@"obj1"</span>], <span class="stringliteral">@"Object should have expired."</span>);
<a name="l00281"></a>00281
<a name="l00282"></a>00282 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should be empty."</span>);
<a name="l00283"></a>00283
<a name="l00284"></a>00284 <span class="comment">// Reset the class implementations when we're done with them.</span>
<a name="l00285"></a>00285 [NSDate swizzleMethodsForUnitTesting];
<a name="l00286"></a>00286 }
<a name="l00287"></a>00287
<a name="l00288"></a>00288
<a name="l00290"></a>00290 - (void)testAccessExpiredObjectWithNameOfLeastRecentlyUsedObject {
<a name="l00291"></a>00291 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00292"></a>00292
<a name="l00293"></a>00293 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00294"></a>00294 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>:cacheObject1
<a name="l00295"></a>00295 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>:@"obj1"
<a name="l00296"></a>00296 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>:[NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00297"></a>00297
<a name="l00298"></a>00298 [NSDate setFakeDate:[NSDate dateWithTimeIntervalSinceNow:2]];
<a name="l00299"></a>00299
<a name="l00300"></a>00300 <span class="comment">// This makes [NSDate date] call our fakeDate implementation, which allows us to fake the</span>
<a name="l00301"></a>00301 <span class="comment">// current time so that we don't have to pause the tests while we wait for the object to</span>
<a name="l00302"></a>00302 <span class="comment">// expire.</span>
<a name="l00303"></a>00303 [NSDate swizzleMethodsForUnitTesting];
<a name="l00304"></a>00304
<a name="l00305"></a>00305 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object."</span>);
<a name="l00306"></a>00306
<a name="l00307"></a>00307 <span class="comment">// Accessing an expired object removes it from the cache entirely.</span>
<a name="l00308"></a>00308 STAssertNil([cache nameOfLeastRecentlyUsedObject], <span class="stringliteral">@"Object should have expired."</span>);
<a name="l00309"></a>00309
<a name="l00310"></a>00310 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should be empty."</span>);
<a name="l00311"></a>00311
<a name="l00312"></a>00312 <span class="comment">// Reset the class implementations when we're done with them.</span>
<a name="l00313"></a>00313 [NSDate swizzleMethodsForUnitTesting];
<a name="l00314"></a>00314 }
<a name="l00315"></a>00315
<a name="l00316"></a>00316
<a name="l00318"></a>00318 - (void)testAccessExpiredObjectWithNameOfMostRecentlyUsedObject {
<a name="l00319"></a>00319 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00320"></a>00320
<a name="l00321"></a>00321 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00322"></a>00322 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>:cacheObject1
<a name="l00323"></a>00323 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>:@"obj1"
<a name="l00324"></a>00324 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>:[NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00325"></a>00325
<a name="l00326"></a>00326 [NSDate setFakeDate:[NSDate dateWithTimeIntervalSinceNow:2]];
<a name="l00327"></a>00327
<a name="l00328"></a>00328 <span class="comment">// This makes [NSDate date] call our fakeDate implementation, which allows us to fake the</span>
<a name="l00329"></a>00329 <span class="comment">// current time so that we don't have to pause the tests while we wait for the object to</span>
<a name="l00330"></a>00330 <span class="comment">// expire.</span>
<a name="l00331"></a>00331 [NSDate swizzleMethodsForUnitTesting];
<a name="l00332"></a>00332
<a name="l00333"></a>00333 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object."</span>);
<a name="l00334"></a>00334
<a name="l00335"></a>00335 <span class="comment">// Accessing an expired object removes it from the cache entirely.</span>
<a name="l00336"></a>00336 STAssertNil([cache nameOfMostRecentlyUsedObject], <span class="stringliteral">@"Object should have expired."</span>);
<a name="l00337"></a>00337
<a name="l00338"></a>00338 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should be empty."</span>);
<a name="l00339"></a>00339
<a name="l00340"></a>00340 <span class="comment">// Reset the class implementations when we're done with them.</span>
<a name="l00341"></a>00341 [NSDate swizzleMethodsForUnitTesting];
<a name="l00342"></a>00342 }
<a name="l00343"></a>00343
<a name="l00344"></a>00344
<a name="l00346"></a>00346 - (void)testHasObject {
<a name="l00347"></a>00347 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00348"></a>00348
<a name="l00349"></a>00349 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00350"></a>00350 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:cacheObject1 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj1"];
<a name="l00351"></a>00351
<a name="l00352"></a>00352 STAssertTrue([cache containsObjectWithName:<span class="stringliteral">@"obj1"</span>], <span class="stringliteral">@"obj1 should exist in the cache."</span>);
<a name="l00353"></a>00353
<a name="l00354"></a>00354 STAssertFalse([cache containsObjectWithName:<span class="stringliteral">@"obj2"</span>], <span class="stringliteral">@"obj2 should not exist in the cache."</span>);
<a name="l00355"></a>00355 }
<a name="l00356"></a>00356
<a name="l00357"></a>00357
<a name="l00359"></a>00359 - (void)testAccessTimeModifications {
<a name="l00360"></a>00360 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00361"></a>00361
<a name="l00362"></a>00362 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00363"></a>00363 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:cacheObject1 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj1"];
<a name="l00364"></a>00364
<a name="l00365"></a>00365 NSDate* lastAccessTime = [cache <a class="code" href="interface_n_i_memory_cache.html#a6c016c9a322c58151bbfb30793e9d475" title="Returns the date that the object with the given name was last accessed.">dateOfLastAccessWithName</a>:@"obj1"];
<a name="l00366"></a>00366
<a name="l00367"></a>00367 <span class="comment">// Does not update the access time.</span>
<a name="l00368"></a>00368 [cache <a class="code" href="interface_n_i_memory_cache.html#aadf04db4cd1ef2087971ac58b416c590" title="Returns a Boolean value that indicates whether an object with the given name is present in the cache...">containsObjectWithName</a>:@"obj1"];
<a name="l00369"></a>00369
<a name="l00370"></a>00370 STAssertEquals(lastAccessTime, [cache dateOfLastAccessWithName:<span class="stringliteral">@"obj1"</span>],
<a name="l00371"></a>00371 <span class="stringliteral">@"Access time should not have been modified."</span>);
<a name="l00372"></a>00372
<a name="l00373"></a>00373 <span class="comment">// Does update the access time.</span>
<a name="l00374"></a>00374 [cache <a class="code" href="interface_n_i_memory_cache.html#afdd7b533b55c5d8753078e207ec0a9d7" title="Retrieves an object from the cache.">objectWithName</a>:@"obj1"];
<a name="l00375"></a>00375
<a name="l00376"></a>00376 STAssertFalse([lastAccessTime isEqualToDate:[cache dateOfLastAccessWithName:<span class="stringliteral">@"obj1"</span>]],
<a name="l00377"></a>00377 <span class="stringliteral">@"Access time should have been modified."</span>);
<a name="l00378"></a>00378 }
<a name="l00379"></a>00379
<a name="l00380"></a>00380
<a name="l00382"></a>00382 - (void)testLeastAndMostRecentlyUsedObjects {
<a name="l00383"></a>00383 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00384"></a>00384
<a name="l00385"></a>00385 STAssertNil([cache nameOfLeastRecentlyUsedObject],
<a name="l00386"></a>00386 <span class="stringliteral">@"There should not be a least-recently-used object."</span>);
<a name="l00387"></a>00387 STAssertNil([cache nameOfMostRecentlyUsedObject],
<a name="l00388"></a>00388 <span class="stringliteral">@"There should not be a most-recently-used object."</span>);
<a name="l00389"></a>00389
<a name="l00390"></a>00390 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00391"></a>00391 <span class="keywordtype">id</span> cacheObject2 = [NSDictionary dictionary];
<a name="l00392"></a>00392 <span class="keywordtype">id</span> cacheObject3 = [NSSet set];
<a name="l00393"></a>00393 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:cacheObject1 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj1"];
<a name="l00394"></a>00394 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:cacheObject2 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj2"];
<a name="l00395"></a>00395 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:cacheObject3 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj3"];
<a name="l00396"></a>00396
<a name="l00397"></a>00397 STAssertEquals(<span class="stringliteral">@"obj1"</span>, [cache nameOfLeastRecentlyUsedObject],
<a name="l00398"></a>00398 <span class="stringliteral">@"The least recently used object should be object 1."</span>);
<a name="l00399"></a>00399 STAssertEquals(<span class="stringliteral">@"obj3"</span>, [cache nameOfMostRecentlyUsedObject],
<a name="l00400"></a>00400 <span class="stringliteral">@"The most recently used object should be object 3."</span>);
<a name="l00401"></a>00401
<a name="l00402"></a>00402 <span class="comment">// Make object 1 the most-recently-accessed</span>
<a name="l00403"></a>00403 [cache <a class="code" href="interface_n_i_memory_cache.html#afdd7b533b55c5d8753078e207ec0a9d7" title="Retrieves an object from the cache.">objectWithName</a>:@"obj1"];
<a name="l00404"></a>00404
<a name="l00405"></a>00405 STAssertEquals(<span class="stringliteral">@"obj2"</span>, [cache nameOfLeastRecentlyUsedObject],
<a name="l00406"></a>00406 <span class="stringliteral">@"The least recently used object should be object 2."</span>);
<a name="l00407"></a>00407 STAssertEquals(<span class="stringliteral">@"obj1"</span>, [cache nameOfMostRecentlyUsedObject],
<a name="l00408"></a>00408 <span class="stringliteral">@"The most recently used object should be object 1."</span>);
<a name="l00409"></a>00409 }
<a name="l00410"></a>00410
<a name="l00411"></a>00411
<a name="l00413"></a>00413 - (void)testReduceMemoryUsage {
<a name="l00414"></a>00414 <a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_memory_cache.html" title="An in-memory cache for storing objects with expiration support.">NIMemoryCache</a> alloc] init] autorelease];
<a name="l00415"></a>00415
<a name="l00416"></a>00416 <span class="keywordtype">id</span> cacheObject1 = [NSArray array];
<a name="l00417"></a>00417 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject1
<a name="l00418"></a>00418 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj1"
<a name="l00419"></a>00419 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00420"></a>00420
<a name="l00421"></a>00421 <span class="keywordtype">id</span> cacheObject2 = [NSDictionary dictionary];
<a name="l00422"></a>00422 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: cacheObject2
<a name="l00423"></a>00423 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj2"
<a name="l00424"></a>00424 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:10]];
<a name="l00425"></a>00425
<a name="l00426"></a>00426 [NSDate setFakeDate:[NSDate dateWithTimeIntervalSinceNow:2]];
<a name="l00427"></a>00427
<a name="l00428"></a>00428 <span class="comment">// This makes [NSDate date] call our fakeDate implementation, which allows us to fake the</span>
<a name="l00429"></a>00429 <span class="comment">// current time so that we don't have to pause the tests while we wait for the object to</span>
<a name="l00430"></a>00430 <span class="comment">// expire.</span>
<a name="l00431"></a>00431 [NSDate swizzleMethodsForUnitTesting];
<a name="l00432"></a>00432
<a name="l00433"></a>00433 STAssertEquals([cache count], (NSUInteger)2, <span class="stringliteral">@"Cache should have two objects."</span>);
<a name="l00434"></a>00434
<a name="l00435"></a>00435 [cache <a class="code" href="interface_n_i_memory_cache.html#a8164a276bcc012398b4025d45fe597d2" title="Removes all expired objects from the cache.">reduceMemoryUsage</a>];
<a name="l00436"></a>00436
<a name="l00437"></a>00437 STAssertNil([cache objectWithName:<span class="stringliteral">@"obj1"</span>], <span class="stringliteral">@"Object 1 should have expired."</span>);
<a name="l00438"></a>00438
<a name="l00439"></a>00439 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object left."</span>);
<a name="l00440"></a>00440
<a name="l00441"></a>00441 STAssertNotNil([cache objectWithName:<span class="stringliteral">@"obj2"</span>], <span class="stringliteral">@"Object 2 should still be around."</span>);
<a name="l00442"></a>00442
<a name="l00443"></a>00443 <span class="comment">// Reset the class implementations when we're done with them.</span>
<a name="l00444"></a>00444 [NSDate swizzleMethodsForUnitTesting];
<a name="l00445"></a>00445 }
<a name="l00446"></a>00446
<a name="l00447"></a>00447
<a name="l00450"></a>00450 <span class="preprocessor">#pragma mark -</span>
<a name="l00451"></a>00451 <span class="preprocessor"></span><span class="preprocessor">#pragma mark Image In-Memory Cache</span>
<a name="l00452"></a>00452 <span class="preprocessor"></span>
<a name="l00453"></a>00453
<a name="l00455"></a>00455 <span class="comment">// Create an image of a given size. The contents are undefined.</span>
<a name="l00456"></a>00456 - (UIImage *)emptyImageWithSize:(CGSize)size {
<a name="l00457"></a>00457 UIGraphicsBeginImageContext(size);
<a name="l00458"></a>00458 UIImage* image = UIGraphicsGetImageFromCurrentImageContext();
<a name="l00459"></a>00459 UIGraphicsEndImageContext();
<a name="l00460"></a>00460
<a name="l00461"></a>00461 <span class="keywordflow">return</span> image;
<a name="l00462"></a>00462 }
<a name="l00463"></a>00463
<a name="l00464"></a>00464
<a name="l00466"></a>00466 - (void)testImageCacheStoreNonImage {
<a name="l00467"></a>00467 <a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a> alloc] init] autorelease];
<a name="l00468"></a>00468
<a name="l00469"></a>00469 <a class="code" href="group___debugging-_tools.html#ga9b5abee5150b99d8ccce041099d44706" title="Whether or not debug assertions should halt program execution like a breakpoint when they fail...">NIDebugAssertionsShouldBreak</a> = NO;
<a name="l00470"></a>00470 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:[NSArray array] <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj1"];
<a name="l00471"></a>00471 <a class="code" href="group___debugging-_tools.html#ga9b5abee5150b99d8ccce041099d44706" title="Whether or not debug assertions should halt program execution like a breakpoint when they fail...">NIDebugAssertionsShouldBreak</a> = YES;
<a name="l00472"></a>00472
<a name="l00473"></a>00473 STAssertEquals(cache.<a class="code" href="interface_n_i_memory_cache.html#a61996ab64791ed19840b5055b68c7c95" title="Returns the number of objects currently in the cache.">count</a>, (NSUInteger)0, <span class="stringliteral">@"Cache should be empty."</span>);
<a name="l00474"></a>00474 }
<a name="l00475"></a>00475
<a name="l00476"></a>00476
<a name="l00478"></a>00478 - (void)testImageCacheNoLimit {
<a name="l00479"></a>00479 <a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a> alloc] init] autorelease];
<a name="l00480"></a>00480
<a name="l00481"></a>00481 UIImage* img1 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00482"></a>00482 UIImage* img2 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00483"></a>00483 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:img1 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj1"];
<a name="l00484"></a>00484 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:img2 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj2"];
<a name="l00485"></a>00485
<a name="l00486"></a>00486 STAssertEquals(cache.<a class="code" href="interface_n_i_memory_cache.html#a61996ab64791ed19840b5055b68c7c95" title="Returns the number of objects currently in the cache.">count</a>, (NSUInteger)2, <span class="stringliteral">@"Cache should have two objects."</span>);
<a name="l00487"></a>00487 STAssertNotNil([cache objectWithName:<span class="stringliteral">@"obj1"</span>], <span class="stringliteral">@"Image 1 should still be around."</span>);
<a name="l00488"></a>00488 STAssertNotNil([cache objectWithName:<span class="stringliteral">@"obj2"</span>], <span class="stringliteral">@"Image 2 should still be around."</span>);
<a name="l00489"></a>00489 }
<a name="l00490"></a>00490
<a name="l00491"></a>00491
<a name="l00493"></a>00493 - (void)testImageCacheRemoveAllObjects {
<a name="l00494"></a>00494 <a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a> alloc] init] autorelease];
<a name="l00495"></a>00495
<a name="l00496"></a>00496 UIImage* img1 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00497"></a>00497 UIImage* img2 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00498"></a>00498 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:img1 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj1"];
<a name="l00499"></a>00499 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>:img2 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>:@"obj2"];
<a name="l00500"></a>00500
<a name="l00501"></a>00501 STAssertEquals(cache.<a class="code" href="interface_n_i_memory_cache.html#a61996ab64791ed19840b5055b68c7c95" title="Returns the number of objects currently in the cache.">count</a>, (NSUInteger)2, <span class="stringliteral">@"Cache should have two objects in it."</span>);
<a name="l00502"></a>00502 [cache <a class="code" href="interface_n_i_memory_cache.html#a26fda388dffc22aa78dd17905a6fce73" title="Removes all objects from the cache, regardless of expiration dates.">removeAllObjects</a>];
<a name="l00503"></a>00503 STAssertEquals(cache.<a class="code" href="interface_n_i_memory_cache.html#a61996ab64791ed19840b5055b68c7c95" title="Returns the number of objects currently in the cache.">count</a>, (NSUInteger)0, <span class="stringliteral">@"Cache should now be empty."</span>);
<a name="l00504"></a>00504 STAssertEquals(cache.<a class="code" href="interface_n_i_image_memory_cache.html#a12b709e0f6f319e76c3dc3d6dbe3ee5a" title="Returns the total number of pixels being stored in the cache.">numberOfPixels</a>, (NSUInteger)0, <span class="stringliteral">@"Cache should have zero pixels."</span>);
<a name="l00505"></a>00505 }
<a name="l00506"></a>00506
<a name="l00507"></a>00507
<a name="l00509"></a>00509 - (void)testImageCacheNils {
<a name="l00510"></a>00510 <span class="comment">// Disable NIDASSERTs from breaking the program execution.</span>
<a name="l00511"></a>00511 <a class="code" href="group___debugging-_tools.html#ga9b5abee5150b99d8ccce041099d44706" title="Whether or not debug assertions should halt program execution like a breakpoint when they fail...">NIDebugAssertionsShouldBreak</a> = NO;
<a name="l00512"></a>00512
<a name="l00513"></a>00513 <a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a> alloc] init] autorelease];
<a name="l00514"></a>00514
<a name="l00515"></a>00515 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: nil
<a name="l00516"></a>00516 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj1"];
<a name="l00517"></a>00517 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"No objects should have been stored in the cache."</span>);
<a name="l00518"></a>00518
<a name="l00519"></a>00519 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: nil
<a name="l00520"></a>00520 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: nil];
<a name="l00521"></a>00521 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"No objects should have been stored in the cache."</span>);
<a name="l00522"></a>00522
<a name="l00523"></a>00523 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: [NSDictionary dictionary]
<a name="l00524"></a>00524 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: nil];
<a name="l00525"></a>00525 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"No objects should have been stored in the cache."</span>);
<a name="l00526"></a>00526
<a name="l00527"></a>00527 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: [NSDictionary dictionary]
<a name="l00528"></a>00528 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: nil
<a name="l00529"></a>00529 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: nil];
<a name="l00530"></a>00530 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"No objects should have been stored in the cache."</span>);
<a name="l00531"></a>00531
<a name="l00532"></a>00532 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: [NSDictionary dictionary]
<a name="l00533"></a>00533 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: nil
<a name="l00534"></a>00534 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00535"></a>00535 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"No objects should have been stored in the cache."</span>);
<a name="l00536"></a>00536
<a name="l00537"></a>00537 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: nil
<a name="l00538"></a>00538 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: @"obj1"
<a name="l00539"></a>00539 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: nil];
<a name="l00540"></a>00540 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"No objects should have been stored in the cache."</span>);
<a name="l00541"></a>00541
<a name="l00542"></a>00542 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: nil
<a name="l00543"></a>00543 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: nil
<a name="l00544"></a>00544 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: [NSDate dateWithTimeIntervalSinceNow:1]];
<a name="l00545"></a>00545 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"No objects should have been stored in the cache."</span>);
<a name="l00546"></a>00546
<a name="l00547"></a>00547 [cache <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">storeObject</a>: nil
<a name="l00548"></a>00548 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">withName</a>: nil
<a name="l00549"></a>00549 <a class="code" href="interface_n_i_memory_cache.html#acaa6af8abea20907cf230ce1191e7ad4" title="Stores an object in the cache with an expiration date.">expiresAfter</a>: nil];
<a name="l00550"></a>00550 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"No objects should have been stored in the cache."</span>);
<a name="l00551"></a>00551
<a name="l00552"></a>00552 STAssertNil([cache objectWithName:nil], <span class="stringliteral">@"The result should be nil"</span>);
<a name="l00553"></a>00553 [cache <a class="code" href="interface_n_i_memory_cache.html#a5dab1798d4e3bcd2b686837f63f31d1c" title="Removes an object from the cache.">removeObjectWithName</a>:nil];
<a name="l00554"></a>00554
<a name="l00555"></a>00555 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"No objects should have been stored in the cache."</span>);
<a name="l00556"></a>00556
<a name="l00557"></a>00557 <a class="code" href="group___debugging-_tools.html#ga9b5abee5150b99d8ccce041099d44706" title="Whether or not debug assertions should halt program execution like a breakpoint when they fail...">NIDebugAssertionsShouldBreak</a> = YES;
<a name="l00558"></a>00558 }
<a name="l00559"></a>00559
<a name="l00560"></a>00560
<a name="l00562"></a>00562 - (void)testImageCacheStoreTooMuch {
<a name="l00563"></a>00563 <a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a> alloc] init] autorelease];
<a name="l00564"></a>00564
<a name="l00565"></a>00565 <span class="keyword">static</span> <span class="keyword">const</span> NSUInteger numberOfPixelsInOneImage = 100 * 100;
<a name="l00566"></a>00566 cache.<a class="code" href="interface_n_i_image_memory_cache.html#a30bd865b4e57ff8a73fd459114c22aed" title="The maximum number of pixels this cache may ever store.">maxNumberOfPixels</a> = numberOfPixelsInOneImage;
<a name="l00567"></a>00567
<a name="l00568"></a>00568 UIImage* img1 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00569"></a>00569 UIImage* img2 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00570"></a>00570
<a name="l00571"></a>00571 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: img1
<a name="l00572"></a>00572 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj1"];
<a name="l00573"></a>00573
<a name="l00574"></a>00574 <span class="comment">// This second image will push out the first image.</span>
<a name="l00575"></a>00575 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: img2
<a name="l00576"></a>00576 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj2"];
<a name="l00577"></a>00577
<a name="l00578"></a>00578 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object."</span>);
<a name="l00579"></a>00579 STAssertNil([cache objectWithName:<span class="stringliteral">@"obj1"</span>], <span class="stringliteral">@"Image 1 should not still be around."</span>);
<a name="l00580"></a>00580 STAssertNotNil([cache objectWithName:<span class="stringliteral">@"obj2"</span>], <span class="stringliteral">@"Image 2 should still be around."</span>);
<a name="l00581"></a>00581 }
<a name="l00582"></a>00582
<a name="l00583"></a>00583
<a name="l00585"></a>00585 - (void)testImageCacheReduceMemoryUsage {
<a name="l00586"></a>00586 <a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a> alloc] init] autorelease];
<a name="l00587"></a>00587
<a name="l00588"></a>00588 <span class="keyword">static</span> <span class="keyword">const</span> NSUInteger numberOfPixelsInOneImage = 100 * 100;
<a name="l00589"></a>00589 cache.<a class="code" href="interface_n_i_image_memory_cache.html#a30bd865b4e57ff8a73fd459114c22aed" title="The maximum number of pixels this cache may ever store.">maxNumberOfPixels</a> = numberOfPixelsInOneImage * 2;
<a name="l00590"></a>00590 cache.<a class="code" href="interface_n_i_image_memory_cache.html#a100ad5b6dea102a5ae296dab5830ce50" title="The maximum number of pixels this cache may store after a call to reduceMemoryUsage.">maxNumberOfPixelsUnderStress</a> = numberOfPixelsInOneImage;
<a name="l00591"></a>00591
<a name="l00592"></a>00592 UIImage* img1 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00593"></a>00593 UIImage* img2 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00594"></a>00594
<a name="l00595"></a>00595 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: img1
<a name="l00596"></a>00596 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj1"];
<a name="l00597"></a>00597
<a name="l00598"></a>00598 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: img2
<a name="l00599"></a>00599 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj2"];
<a name="l00600"></a>00600
<a name="l00601"></a>00601 STAssertEquals([cache count], (NSUInteger)2, <span class="stringliteral">@"Cache should have two objects."</span>);
<a name="l00602"></a>00602
<a name="l00603"></a>00603 <span class="comment">// Our "low memory" cache size will only fit one image. The first image should be the one</span>
<a name="l00604"></a>00604 <span class="comment">// removed.</span>
<a name="l00605"></a>00605 [cache <a class="code" href="interface_n_i_memory_cache.html#a8164a276bcc012398b4025d45fe597d2" title="Removes all expired objects from the cache.">reduceMemoryUsage</a>];
<a name="l00606"></a>00606
<a name="l00607"></a>00607 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object."</span>);
<a name="l00608"></a>00608 STAssertNil([cache objectWithName:<span class="stringliteral">@"obj1"</span>], <span class="stringliteral">@"Image 1 should not still be around."</span>);
<a name="l00609"></a>00609 STAssertNotNil([cache objectWithName:<span class="stringliteral">@"obj2"</span>], <span class="stringliteral">@"Image 2 should still be around."</span>);
<a name="l00610"></a>00610 }
<a name="l00611"></a>00611
<a name="l00612"></a>00612
<a name="l00614"></a>00614 - (void)testImageCacheReduceMemoryUsageWithAccess {
<a name="l00615"></a>00615 <a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a> alloc] init] autorelease];
<a name="l00616"></a>00616
<a name="l00617"></a>00617 <span class="keyword">static</span> <span class="keyword">const</span> NSUInteger numberOfPixelsInOneImage = 100 * 100;
<a name="l00618"></a>00618 cache.<a class="code" href="interface_n_i_image_memory_cache.html#a30bd865b4e57ff8a73fd459114c22aed" title="The maximum number of pixels this cache may ever store.">maxNumberOfPixels</a> = numberOfPixelsInOneImage * 2;
<a name="l00619"></a>00619 cache.<a class="code" href="interface_n_i_image_memory_cache.html#a100ad5b6dea102a5ae296dab5830ce50" title="The maximum number of pixels this cache may store after a call to reduceMemoryUsage.">maxNumberOfPixelsUnderStress</a> = numberOfPixelsInOneImage;
<a name="l00620"></a>00620
<a name="l00621"></a>00621 UIImage* img1 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00622"></a>00622 UIImage* img2 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00623"></a>00623
<a name="l00624"></a>00624 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: img1
<a name="l00625"></a>00625 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj1"];
<a name="l00626"></a>00626
<a name="l00627"></a>00627 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: img2
<a name="l00628"></a>00628 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj2"];
<a name="l00629"></a>00629
<a name="l00630"></a>00630 <span class="comment">// Update the access time for img1.</span>
<a name="l00631"></a>00631 [cache <a class="code" href="interface_n_i_memory_cache.html#afdd7b533b55c5d8753078e207ec0a9d7" title="Retrieves an object from the cache.">objectWithName</a>:@"obj1"];
<a name="l00632"></a>00632
<a name="l00633"></a>00633 STAssertEquals([cache count], (NSUInteger)2, <span class="stringliteral">@"Cache should have two objects."</span>);
<a name="l00634"></a>00634
<a name="l00635"></a>00635 <span class="comment">// Our "low memory" cache size will only fit one image.</span>
<a name="l00636"></a>00636 [cache <a class="code" href="interface_n_i_memory_cache.html#a8164a276bcc012398b4025d45fe597d2" title="Removes all expired objects from the cache.">reduceMemoryUsage</a>];
<a name="l00637"></a>00637
<a name="l00638"></a>00638 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object."</span>);
<a name="l00639"></a>00639 STAssertNotNil([cache objectWithName:<span class="stringliteral">@"obj1"</span>], <span class="stringliteral">@"Image 1 should still be around."</span>);
<a name="l00640"></a>00640 STAssertNil([cache objectWithName:<span class="stringliteral">@"obj2"</span>], <span class="stringliteral">@"Image 2 should not still be around."</span>);
<a name="l00641"></a>00641 }
<a name="l00642"></a>00642
<a name="l00643"></a>00643
<a name="l00645"></a>00645 - (void)testImageCacheReduceMemoryUsageWithThrashingAccess {
<a name="l00646"></a>00646 <a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a> alloc] init] autorelease];
<a name="l00647"></a>00647
<a name="l00648"></a>00648 <span class="keyword">static</span> <span class="keyword">const</span> NSUInteger numberOfPixelsInOneImage = 100 * 100;
<a name="l00649"></a>00649 cache.<a class="code" href="interface_n_i_image_memory_cache.html#a30bd865b4e57ff8a73fd459114c22aed" title="The maximum number of pixels this cache may ever store.">maxNumberOfPixels</a> = numberOfPixelsInOneImage * 2;
<a name="l00650"></a>00650 cache.<a class="code" href="interface_n_i_image_memory_cache.html#a100ad5b6dea102a5ae296dab5830ce50" title="The maximum number of pixels this cache may store after a call to reduceMemoryUsage.">maxNumberOfPixelsUnderStress</a> = numberOfPixelsInOneImage;
<a name="l00651"></a>00651
<a name="l00652"></a>00652 UIImage* img1 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00653"></a>00653 UIImage* img2 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00654"></a>00654
<a name="l00655"></a>00655 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: img1
<a name="l00656"></a>00656 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj1"];
<a name="l00657"></a>00657
<a name="l00658"></a>00658 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: img2
<a name="l00659"></a>00659 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj2"];
<a name="l00660"></a>00660
<a name="l00661"></a>00661 <span class="keywordflow">for</span> (NSInteger ix = 0; ix < 10; ++ix) {
<a name="l00662"></a>00662 [cache <a class="code" href="interface_n_i_memory_cache.html#afdd7b533b55c5d8753078e207ec0a9d7" title="Retrieves an object from the cache.">objectWithName</a>:@"obj1"];
<a name="l00663"></a>00663 [cache <a class="code" href="interface_n_i_memory_cache.html#afdd7b533b55c5d8753078e207ec0a9d7" title="Retrieves an object from the cache.">objectWithName</a>:@"obj2"];
<a name="l00664"></a>00664 }
<a name="l00665"></a>00665
<a name="l00666"></a>00666 STAssertEquals([cache count], (NSUInteger)2, <span class="stringliteral">@"Cache should have two objects."</span>);
<a name="l00667"></a>00667
<a name="l00668"></a>00668 <span class="comment">// Our "low memory" cache size will only fit one image.</span>
<a name="l00669"></a>00669 [cache <a class="code" href="interface_n_i_memory_cache.html#a8164a276bcc012398b4025d45fe597d2" title="Removes all expired objects from the cache.">reduceMemoryUsage</a>];
<a name="l00670"></a>00670
<a name="l00671"></a>00671 STAssertEquals([cache count], (NSUInteger)1, <span class="stringliteral">@"Cache should have one object."</span>);
<a name="l00672"></a>00672 STAssertNil([cache objectWithName:<span class="stringliteral">@"obj1"</span>], <span class="stringliteral">@"Image 1 should not still be around."</span>);
<a name="l00673"></a>00673 STAssertNotNil([cache objectWithName:<span class="stringliteral">@"obj2"</span>], <span class="stringliteral">@"Image 2 should still be around."</span>);
<a name="l00674"></a>00674 }
<a name="l00675"></a>00675
<a name="l00676"></a>00676
<a name="l00678"></a>00678 - (void)testImageCacheStoringWithTinyLimit {
<a name="l00679"></a>00679 <a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a>* cache = [[[<a class="code" href="interface_n_i_image_memory_cache.html" title="An in-memory cache for storing images with caps on the total number of pixels.">NIImageMemoryCache</a> alloc] init] autorelease];
<a name="l00680"></a>00680
<a name="l00681"></a>00681 cache.<a class="code" href="interface_n_i_image_memory_cache.html#a30bd865b4e57ff8a73fd459114c22aed" title="The maximum number of pixels this cache may ever store.">maxNumberOfPixels</a> = 1;
<a name="l00682"></a>00682
<a name="l00683"></a>00683 UIImage* img1 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00684"></a>00684 UIImage* img2 = [<span class="keyword">self</span> emptyImageWithSize:CGSizeMake(100, 100)];
<a name="l00685"></a>00685
<a name="l00686"></a>00686 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: img1
<a name="l00687"></a>00687 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj1"];
<a name="l00688"></a>00688
<a name="l00689"></a>00689 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should have zero objects."</span>);
<a name="l00690"></a>00690
<a name="l00691"></a>00691 [cache <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">storeObject</a>: img2
<a name="l00692"></a>00692 <a class="code" href="interface_n_i_memory_cache.html#a7bc119332422cd4d36863a5f1d7751bd" title="Stores an object in the cache.">withName</a>: @"obj2"];
<a name="l00693"></a>00693
<a name="l00694"></a>00694 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should have zero objects."</span>);
<a name="l00695"></a>00695
<a name="l00696"></a>00696 [cache <a class="code" href="interface_n_i_memory_cache.html#a8164a276bcc012398b4025d45fe597d2" title="Removes all expired objects from the cache.">reduceMemoryUsage</a>];
<a name="l00697"></a>00697
<a name="l00698"></a>00698 STAssertEquals([cache count], (NSUInteger)0, <span class="stringliteral">@"Cache should have zero objects."</span>);
<a name="l00699"></a>00699
<a name="l00700"></a>00700 }
<a name="l00701"></a>00701
<a name="l00702"></a>00702
<a name="l00703"></a>00703 <span class="keyword">@end</span>
</pre></div><div id="disqus_thread"></div></div>
</div>
<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><b>NIMemoryCacheTests.m</b> </li>
</div><!-- .fixedwidth -->
<script type="text/javascript">
/* * * CONFIGURATION VARIABLES: EDIT BEFORE PASTING INTO YOUR WEBPAGE * * */
var disqus_shortname = 'nimbusdocumentation'; // required: replace example with your forum shortname
// The following are highly recommended additional parameters. Remove the slashes in front to use.
// var disqus_identifier = 'unique_dynamic_id_1234';
// var disqus_url = 'http://example.com/permalink-to-page.html';
/* * * DON'T EDIT BELOW THIS LINE * * */
(function() {
var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
dsq.src = 'http://' + disqus_shortname + '.disqus.com/embed.js';
(document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq);
})();
</script>
<span class="footer">Generated for Nimbus by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.4-20110629 </span>
</ul>
</div>
</div> <!-- page -->
</body>
</html>