File: itkImportContainerTest.cxx

package info (click to toggle)
insighttoolkit4 4.13.3withdata-dfsg2-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 491,256 kB
  • sloc: cpp: 557,600; ansic: 180,546; fortran: 34,788; python: 16,572; sh: 2,187; lisp: 2,070; tcl: 993; java: 362; perl: 200; makefile: 133; csh: 81; pascal: 69; xml: 19; ruby: 10
file content (263 lines) | stat: -rw-r--r-- 8,729 bytes parent folder | download | duplicates (6)
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
/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/

#include <iostream>
#include "itkImportImageContainer.h"
#include "itkNumericTraits.h"
#include "itkTextOutput.h"

int itkImportContainerTest(int , char * [] )
{
  typedef float                                               PixelType;
  typedef itk::ImportImageContainer<unsigned long, PixelType> ContainerType;

  itk::OutputWindow::SetInstance(itk::TextOutput::New());

// First test with ContainerManagesMemory false
  PixelType *ptr1;
  {
  // Test 1: Create an empty container and print it
  ContainerType::Pointer container1 = ContainerType::New();
  container1->Print(std::cout);
  std::cout << "After New(), size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;


  // Test 2: Reserve memory
  container1->Reserve(1000);
  std::cout << "After container1->Reserve(1000), size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;

  // Take control of the pointer
  container1->ContainerManageMemoryOff();
  ptr1 = container1->GetImportPointer();

  // Test 3: Reserve a smaller amount of memory
  container1->Reserve(100);
  std::cout << "After container1->Reserve(100), size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;


  // Test 4: Squeeze the container
  container1->Squeeze();
  std::cout << "After container1->Squeeze() size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;

  // Test 5: Initialize the container
  container1->Initialize();
  std::cout << "After container1->Initialize() size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;
  }

// now repeat the tests with a user provided pointer
  PixelType *myPtr = new float[2000];
  {
  // Test 1: Create an empty container and print it
  ContainerType::Pointer container1 = ContainerType::New();
  container1->Print(std::cout);
  std::cout << "After New(), size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;

  container1->SetImportPointer(myPtr, 2000);
  std::cout << "After New(), size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;

  *(myPtr + 500) = 500.0;

  // Test 2: Reserve less memory than capacity
  container1->Reserve(1000);
  std::cout << "After container1->Reserve(1000), size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;

  if (*(myPtr + 500) != 500.0)
    {
    std::cout << "Test failed: After container1->Reserve(1000), container1[500] does != 500." << std::endl;
    return EXIT_FAILURE;
    }

  // Test 3: Reserve more memory than capacity
  container1->Reserve(10000);
  std::cout << "After container1->Reserve(100), size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;
  if (*(myPtr + 500) != 500.0)
    {
    std::cout << "Test failed: After container1->Reserve(10000), container1[500] does != 500." << std::endl;
    return EXIT_FAILURE;
    }


  // Test 4: Squeeze the container
  container1->Squeeze();
  std::cout << "After container1->Squeeze() size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;

  if (*(myPtr + 500) != 500.0)
    {
    std::cout << "Test failed: After container1->Squeeze(), container1[500] does != 500." << std::endl;
    return EXIT_FAILURE;
    }

  // Test 5: Initialize the container
  container1->Initialize();
  std::cout << "After container1->Initialize() size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;
  }

  // Now repeat tests with ContainerManagesMemory true
  {
  // Test 1: Create an empty container and print it
  ContainerType::Pointer container1 = ContainerType::New();
  container1->Print(std::cout);
  std::cout << "After New(), size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;


  // Test 2: Reserve memory
  container1->Reserve(1000);
  std::cout << "After container1->Reserve(1000), size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;

  // Test 3: Reserve a smaller amount of memory
  container1->Reserve(100);
  std::cout << "After container1->Reserve(100), size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;

  // Test 4: Squeeze the container
  container1->Squeeze();
  std::cout << "After container1->Squeeze() size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;

  // Test 5: Initialize the container
  container1->Initialize();
  std::cout << "After container1->Initialize() size is "
            << container1->Size()
            << ", capacity is "
            <<  container1->Capacity()
            << " and import pointer is "
            << container1->GetImportPointer()
            << std::endl;
  }

  // valgrind has problems with exceptions after a failed memory
  // allocation. Since valgrind is normally built with debug, a check
  // for NDEBUG will eliminate this code. Unfortunately, coverage is
  // also built debug, so the coverage report will show that the
  // exception after a refused allocation is not exercised.
#if (defined(NDEBUG))
  // Check the exception on the memory allocation
  bool caughtException = false;
  try
    {
    ContainerType::Pointer container1 = ContainerType::New();
    container1->Reserve( itk::NumericTraits<unsigned long>::max()/sizeof(PixelType));
    }
  catch (itk::ExceptionObject& err)
    {
    std::cout << "Caught expected exception: " << err << std::endl;
    caughtException = true;
    }
#endif

  // We must delete the memory we said we would manage
  delete[] ptr1;
  delete[] myPtr;

#if (defined(NDEBUG))
  if (!caughtException && (sizeof(void *) != 8))
    {
    std::cout << "Failed to catch expected exception" << std::endl;
    return EXIT_FAILURE;
    }
#endif
  return EXIT_SUCCESS;
}