1 /* Test of sequential list data type implementation.
2 Copyright (C) 2006-2007 Free Software Foundation, Inc.
3 Written by Bruno Haible <bruno@clisp.org>, 2006.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
23 #include "gl_rbtree_list.h"
28 #include "gl_array_list.h"
31 extern void gl_rbtree_list_check_invariants (gl_list_t list);
33 static const char *objects[15] =
35 "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o"
38 #define SIZEOF(array) (sizeof (array) / sizeof (array[0]))
39 #define ASSERT(expr) \
44 fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
49 #define RANDOM(n) (rand () % (n))
50 #define RANDOM_OBJECT() objects[RANDOM (SIZEOF (objects))]
53 check_equals (gl_list_t list1, gl_list_t list2)
57 n = gl_list_size (list1);
58 ASSERT (n == gl_list_size (list2));
59 for (i = 0; i < n; i++)
61 ASSERT (gl_list_get_at (list1, i) == gl_list_get_at (list2, i));
66 check_all (gl_list_t list1, gl_list_t list2, gl_list_t list3)
68 gl_rbtree_list_check_invariants (list2);
69 gl_rbtree_list_check_invariants (list3);
70 check_equals (list1, list2);
71 check_equals (list1, list3);
75 main (int argc, char *argv[])
77 gl_list_t list1, list2, list3;
79 set_program_name (argv[0]);
81 /* Allow the user to provide a non-default random seed on the command line. */
83 srand (atoi (argv[1]));
86 size_t initial_size = RANDOM (50);
87 const void **contents =
88 (const void **) malloc (initial_size * sizeof (const void *));
92 for (i = 0; i < initial_size; i++)
93 contents[i] = RANDOM_OBJECT ();
96 list1 = gl_list_create (GL_ARRAY_LIST, NULL, NULL, NULL, true,
97 initial_size, contents);
99 list2 = gl_list_create_empty (GL_RBTREE_LIST, NULL, NULL, NULL, true);
100 for (i = 0; i < initial_size; i++)
101 gl_list_add_last (list2, contents[i]);
104 list3 = gl_list_create (GL_RBTREE_LIST, NULL, NULL, NULL, true,
105 initial_size, contents);
107 check_all (list1, list2, list3);
109 for (repeat = 0; repeat < 10000; repeat++)
111 unsigned int operation = RANDOM (16);
115 if (gl_list_size (list1) > 0)
117 size_t index = RANDOM (gl_list_size (list1));
118 const char *obj = RANDOM_OBJECT ();
119 gl_list_node_t node1, node2, node3;
121 node1 = gl_list_set_at (list1, index, obj);
122 ASSERT (gl_list_get_at (list1, index) == obj);
123 ASSERT (gl_list_node_value (list1, node1) == obj);
125 node2 = gl_list_set_at (list2, index, obj);
126 ASSERT (gl_list_get_at (list2, index) == obj);
127 ASSERT (gl_list_node_value (list2, node2) == obj);
129 node3 = gl_list_set_at (list3, index, obj);
130 ASSERT (gl_list_get_at (list3, index) == obj);
131 ASSERT (gl_list_node_value (list3, node3) == obj);
135 ASSERT (gl_list_node_value (list1, gl_list_previous_node (list1, node1))
136 == gl_list_get_at (list1, index - 1));
137 ASSERT (gl_list_node_value (list2, gl_list_previous_node (list3, node3))
138 == gl_list_get_at (list2, index - 1));
139 ASSERT (gl_list_node_value (list3, gl_list_previous_node (list3, node3))
140 == gl_list_get_at (list2, index - 1));
142 if (index + 1 < gl_list_size (list1))
144 ASSERT (gl_list_node_value (list1, gl_list_next_node (list1, node1))
145 == gl_list_get_at (list1, index + 1));
146 ASSERT (gl_list_node_value (list2, gl_list_next_node (list3, node3))
147 == gl_list_get_at (list2, index + 1));
148 ASSERT (gl_list_node_value (list3, gl_list_next_node (list3, node3))
149 == gl_list_get_at (list2, index + 1));
155 const char *obj = RANDOM_OBJECT ();
156 gl_list_node_t node1, node2, node3;
157 node1 = gl_list_search (list1, obj);
158 node2 = gl_list_search (list2, obj);
159 node3 = gl_list_search (list3, obj);
162 ASSERT (node2 == NULL);
163 ASSERT (node3 == NULL);
167 ASSERT (node2 != NULL);
168 ASSERT (node3 != NULL);
169 ASSERT (gl_list_node_value (list1, node1) == obj);
170 ASSERT (gl_list_node_value (list2, node2) == obj);
171 ASSERT (gl_list_node_value (list3, node3) == obj);
177 const char *obj = RANDOM_OBJECT ();
178 size_t index1, index2, index3;
179 index1 = gl_list_indexof (list1, obj);
180 index2 = gl_list_indexof (list2, obj);
181 index3 = gl_list_indexof (list3, obj);
182 if (index1 == (size_t)(-1))
184 ASSERT (index2 == (size_t)(-1));
185 ASSERT (index3 == (size_t)(-1));
189 ASSERT (index2 != (size_t)(-1));
190 ASSERT (index3 != (size_t)(-1));
191 ASSERT (gl_list_get_at (list1, index1) == obj);
192 ASSERT (gl_list_get_at (list2, index2) == obj);
193 ASSERT (gl_list_get_at (list3, index3) == obj);
194 ASSERT (index2 == index1);
195 ASSERT (index3 == index1);
199 case 3: /* add 1 element */
201 const char *obj = RANDOM_OBJECT ();
202 gl_list_node_t node1, node2, node3;
203 node1 = gl_list_add_first (list1, obj);
204 node2 = gl_list_add_first (list2, obj);
205 node3 = gl_list_add_first (list3, obj);
206 ASSERT (gl_list_node_value (list1, node1) == obj);
207 ASSERT (gl_list_node_value (list2, node2) == obj);
208 ASSERT (gl_list_node_value (list3, node3) == obj);
209 ASSERT (gl_list_get_at (list1, 0) == obj);
210 ASSERT (gl_list_get_at (list2, 0) == obj);
211 ASSERT (gl_list_get_at (list3, 0) == obj);
214 case 4: /* add 1 element */
216 const char *obj = RANDOM_OBJECT ();
217 gl_list_node_t node1, node2, node3;
218 node1 = gl_list_add_last (list1, obj);
219 node2 = gl_list_add_last (list2, obj);
220 node3 = gl_list_add_last (list3, obj);
221 ASSERT (gl_list_node_value (list1, node1) == obj);
222 ASSERT (gl_list_node_value (list2, node2) == obj);
223 ASSERT (gl_list_node_value (list3, node3) == obj);
224 ASSERT (gl_list_get_at (list1, gl_list_size (list1) - 1) == obj);
225 ASSERT (gl_list_get_at (list2, gl_list_size (list2) - 1) == obj);
226 ASSERT (gl_list_get_at (list3, gl_list_size (list3) - 1) == obj);
229 case 5: /* add 3 elements */
231 const char *obj0 = RANDOM_OBJECT ();
232 const char *obj1 = RANDOM_OBJECT ();
233 const char *obj2 = RANDOM_OBJECT ();
234 gl_list_node_t node1, node2, node3;
235 node1 = gl_list_add_first (list1, obj2);
236 node1 = gl_list_add_before (list1, node1, obj0);
237 node1 = gl_list_add_after (list1, node1, obj1);
238 node2 = gl_list_add_first (list2, obj2);
239 node2 = gl_list_add_before (list2, node2, obj0);
240 node2 = gl_list_add_after (list2, node2, obj1);
241 node3 = gl_list_add_first (list3, obj2);
242 node3 = gl_list_add_before (list3, node3, obj0);
243 node3 = gl_list_add_after (list3, node3, obj1);
244 ASSERT (gl_list_node_value (list1, node1) == obj1);
245 ASSERT (gl_list_node_value (list2, node2) == obj1);
246 ASSERT (gl_list_node_value (list3, node3) == obj1);
247 ASSERT (gl_list_get_at (list1, 0) == obj0);
248 ASSERT (gl_list_get_at (list1, 1) == obj1);
249 ASSERT (gl_list_get_at (list1, 2) == obj2);
250 ASSERT (gl_list_get_at (list2, 0) == obj0);
251 ASSERT (gl_list_get_at (list2, 1) == obj1);
252 ASSERT (gl_list_get_at (list2, 2) == obj2);
253 ASSERT (gl_list_get_at (list3, 0) == obj0);
254 ASSERT (gl_list_get_at (list3, 1) == obj1);
255 ASSERT (gl_list_get_at (list3, 2) == obj2);
258 case 6: /* add 1 element */
260 size_t index = RANDOM (gl_list_size (list1) + 1);
261 const char *obj = RANDOM_OBJECT ();
262 gl_list_node_t node1, node2, node3;
263 node1 = gl_list_add_at (list1, index, obj);
264 node2 = gl_list_add_at (list2, index, obj);
265 node3 = gl_list_add_at (list3, index, obj);
266 ASSERT (gl_list_get_at (list1, index) == obj);
267 ASSERT (gl_list_node_value (list1, node1) == obj);
268 ASSERT (gl_list_get_at (list2, index) == obj);
269 ASSERT (gl_list_node_value (list2, node2) == obj);
270 ASSERT (gl_list_get_at (list3, index) == obj);
271 ASSERT (gl_list_node_value (list3, node3) == obj);
274 ASSERT (gl_list_node_value (list1, gl_list_previous_node (list1, node1))
275 == gl_list_get_at (list1, index - 1));
276 ASSERT (gl_list_node_value (list2, gl_list_previous_node (list3, node3))
277 == gl_list_get_at (list2, index - 1));
278 ASSERT (gl_list_node_value (list3, gl_list_previous_node (list3, node3))
279 == gl_list_get_at (list2, index - 1));
281 if (index + 1 < gl_list_size (list1))
283 ASSERT (gl_list_node_value (list1, gl_list_next_node (list1, node1))
284 == gl_list_get_at (list1, index + 1));
285 ASSERT (gl_list_node_value (list2, gl_list_next_node (list3, node3))
286 == gl_list_get_at (list2, index + 1));
287 ASSERT (gl_list_node_value (list3, gl_list_next_node (list3, node3))
288 == gl_list_get_at (list2, index + 1));
292 case 7: case 8: /* remove 1 element */
293 if (gl_list_size (list1) > 0)
295 size_t n = gl_list_size (list1);
296 const char *obj = gl_list_get_at (list1, RANDOM (n));
297 gl_list_node_t node1, node2, node3;
298 node1 = gl_list_search (list1, obj);
299 node2 = gl_list_search (list2, obj);
300 node3 = gl_list_search (list3, obj);
301 ASSERT (node1 != NULL);
302 ASSERT (node2 != NULL);
303 ASSERT (node3 != NULL);
304 ASSERT (gl_list_remove_node (list1, node1));
305 ASSERT (gl_list_remove_node (list2, node2));
306 ASSERT (gl_list_remove_node (list3, node3));
307 ASSERT (gl_list_size (list1) == n - 1);
310 case 9: case 10: /* remove 1 element */
311 if (gl_list_size (list1) > 0)
313 size_t n = gl_list_size (list1);
314 size_t index = RANDOM (n);
315 ASSERT (gl_list_remove_at (list1, index));
316 ASSERT (gl_list_remove_at (list2, index));
317 ASSERT (gl_list_remove_at (list3, index));
318 ASSERT (gl_list_size (list1) == n - 1);
321 case 11: case 12: /* remove 1 element */
322 if (gl_list_size (list1) > 0)
324 size_t n = gl_list_size (list1);
325 const char *obj = gl_list_get_at (list1, RANDOM (n));
326 ASSERT (gl_list_remove (list1, obj));
327 ASSERT (gl_list_remove (list2, obj));
328 ASSERT (gl_list_remove (list3, obj));
329 ASSERT (gl_list_size (list1) == n - 1);
333 if (gl_list_size (list1) > 0)
335 size_t n = gl_list_size (list1);
336 const char *obj = "xyzzy";
337 ASSERT (!gl_list_remove (list1, obj));
338 ASSERT (!gl_list_remove (list2, obj));
339 ASSERT (!gl_list_remove (list3, obj));
340 ASSERT (gl_list_size (list1) == n);
345 size_t n = gl_list_size (list1);
346 gl_list_iterator_t iter1, iter2, iter3;
348 iter1 = gl_list_iterator (list1);
349 iter2 = gl_list_iterator (list2);
350 iter3 = gl_list_iterator (list3);
351 for (i = 0; i < n; i++)
353 ASSERT (gl_list_iterator_next (&iter1, &elt, NULL));
354 ASSERT (gl_list_get_at (list1, i) == elt);
355 ASSERT (gl_list_iterator_next (&iter2, &elt, NULL));
356 ASSERT (gl_list_get_at (list2, i) == elt);
357 ASSERT (gl_list_iterator_next (&iter3, &elt, NULL));
358 ASSERT (gl_list_get_at (list3, i) == elt);
360 ASSERT (!gl_list_iterator_next (&iter1, &elt, NULL));
361 ASSERT (!gl_list_iterator_next (&iter2, &elt, NULL));
362 ASSERT (!gl_list_iterator_next (&iter3, &elt, NULL));
363 gl_list_iterator_free (&iter1);
364 gl_list_iterator_free (&iter2);
365 gl_list_iterator_free (&iter3);
370 size_t end = RANDOM (gl_list_size (list1) + 1);
371 size_t start = RANDOM (end + 1);
372 gl_list_iterator_t iter1, iter2, iter3;
374 iter1 = gl_list_iterator_from_to (list1, start, end);
375 iter2 = gl_list_iterator_from_to (list2, start, end);
376 iter3 = gl_list_iterator_from_to (list3, start, end);
377 for (i = start; i < end; i++)
379 ASSERT (gl_list_iterator_next (&iter1, &elt, NULL));
380 ASSERT (gl_list_get_at (list1, i) == elt);
381 ASSERT (gl_list_iterator_next (&iter2, &elt, NULL));
382 ASSERT (gl_list_get_at (list2, i) == elt);
383 ASSERT (gl_list_iterator_next (&iter3, &elt, NULL));
384 ASSERT (gl_list_get_at (list3, i) == elt);
386 ASSERT (!gl_list_iterator_next (&iter1, &elt, NULL));
387 ASSERT (!gl_list_iterator_next (&iter2, &elt, NULL));
388 ASSERT (!gl_list_iterator_next (&iter3, &elt, NULL));
389 gl_list_iterator_free (&iter1);
390 gl_list_iterator_free (&iter2);
391 gl_list_iterator_free (&iter3);
395 check_all (list1, list2, list3);
398 gl_list_free (list1);
399 gl_list_free (list2);
400 gl_list_free (list3);