1 /* a generic DYNamic ARray implementation. */
3 /* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
4 * All rights reserved. */
6 /* This program is free software; you can redistribute it and/or modify it
7 * under the terms of the license (GNU LGPL) which comes with this package. */
10 #include "xbt/sysdep.h"
13 #include "xbt/dynar.h"
14 #include <sys/types.h>
16 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(xbt_dyn, xbt, "Dynamic arrays");
18 static XBT_INLINE void _sanity_check_dynar(xbt_dynar_t dynar)
20 xbt_assert(dynar, "dynar is NULL");
23 static XBT_INLINE void _sanity_check_idx(int idx)
25 xbt_assert(idx >= 0, "dynar idx(=%d) < 0", (int) (idx));
28 static XBT_INLINE void _check_inbound_idx(xbt_dynar_t dynar, int idx)
30 if (idx < 0 || idx >= dynar->used) {
31 THROWF(bound_error, idx,
32 "dynar is not that long. You asked %d, but it's only %lu long",
33 (int) (idx), (unsigned long) dynar->used);
37 static XBT_INLINE void _check_sloppy_inbound_idx(xbt_dynar_t dynar,
40 if (idx > dynar->used) {
41 THROWF(bound_error, idx,
42 "dynar is not that long. You asked %d, but it's only %lu long (could have been equal to it)",
43 (int) (idx), (unsigned long) dynar->used);
47 static XBT_INLINE void _check_populated_dynar(xbt_dynar_t dynar)
49 if (dynar->used == 0) {
50 THROWF(bound_error, 0, "dynar %p is empty", dynar);
55 void _xbt_dynar_resize(xbt_dynar_t dynar, unsigned long new_size)
57 if (new_size != dynar->size) {
58 dynar->size = new_size;
59 dynar->data = xbt_realloc(dynar->data, new_size * dynar->elmsize);
64 void _xbt_dynar_expand(xbt_dynar_t const dynar, const unsigned long nb)
66 const unsigned long old_size = dynar->size;
69 const unsigned long expand = 2 * (old_size + 1);
70 _xbt_dynar_resize(dynar, (nb > expand ? nb : expand));
71 XBT_DEBUG("expand %p from %lu to %lu elements",
72 dynar, old_size, dynar->size);
77 void *_xbt_dynar_elm(const xbt_dynar_t dynar, const unsigned long idx)
79 char *const data = (char *) dynar->data;
80 const unsigned long elmsize = dynar->elmsize;
82 return data + idx * elmsize;
87 _xbt_dynar_get_elm(void *const dst,
88 const xbt_dynar_t dynar, const unsigned long idx)
90 void *const elm = _xbt_dynar_elm(dynar, idx);
92 memcpy(dst, elm, dynar->elmsize);
97 _xbt_dynar_put_elm(const xbt_dynar_t dynar,
98 const unsigned long idx, const void *const src)
100 void *const elm = _xbt_dynar_elm(dynar, idx);
101 const unsigned long elmsize = dynar->elmsize;
103 memcpy(elm, src, elmsize);
106 void xbt_dynar_dump(xbt_dynar_t dynar)
108 XBT_INFO("Dynar dump: size=%lu; used=%lu; elmsize=%lu; data=%p; free_f=%p",
109 dynar->size, dynar->used, dynar->elmsize, dynar->data,
113 /** @brief Constructor
115 * \param elmsize size of each element in the dynar
116 * \param free_f function to call each time we want to get rid of an element (or NULL if nothing to do).
118 * Creates a new dynar. If a free_func is provided, the elements have to be
119 * pointer of pointer. That is to say that dynars can contain either base
120 * types (int, char, double, etc) or pointer of pointers (struct **).
123 xbt_dynar_new(const unsigned long elmsize, void_f_pvoid_t const free_f)
126 xbt_dynar_t dynar = xbt_new0(s_xbt_dynar_t, 1);
130 dynar->elmsize = elmsize;
132 dynar->free_f = free_f;
137 /** @brief Destructor of the structure not touching to the content
139 * \param dynar poor victim
141 * kilkil a dynar BUT NOT its content. Ie, the array is freed, but the content
142 * is not touched (the \a free_f function is not used)
144 void xbt_dynar_free_container(xbt_dynar_t * dynar)
146 if (dynar && *dynar) {
147 xbt_dynar_t d = *dynar;
154 /** @brief Frees the content and set the size to 0
156 * \param dynar who to squeeze
158 XBT_INLINE void xbt_dynar_reset(xbt_dynar_t const dynar)
160 _sanity_check_dynar(dynar);
162 XBT_DEBUG("Reset the dynar %p", (void *) dynar);
164 xbt_dynar_map(dynar, dynar->free_f);
169 /** @brief Merge dynar d2 into d1
171 * \param d1 dynar to keep
172 * \param d2 dynar to merge into d1. This dynar is free at end.
174 void xbt_dynar_merge(xbt_dynar_t *d1, xbt_dynar_t *d2)
176 if((*d1)->elmsize != (*d2)->elmsize)
177 xbt_die("Element size must are not equal");
179 const unsigned long elmsize = (*d1)->elmsize;
181 void *ptr = _xbt_dynar_elm((*d2), 0);
182 _xbt_dynar_resize(*d1, (*d1)->size + (*d2)->size);
183 void *elm = _xbt_dynar_elm((*d1), (*d1)->used);
185 memcpy(elm, ptr, ((*d2)->size)*elmsize);
186 (*d1)->used += (*d2)->used;
192 * \brief Shrink the dynar by removing empty slots at the end of the internal array
193 * \param dynar a dynar
194 * \param empty_slots_wanted number of empty slots you want to keep at the end of the
195 * internal array for further insertions
197 * Reduces the internal array size of the dynar to the number of elements plus
198 * \a empty_slots_wanted.
199 * After removing elements from the dynar, you can call this function to make
200 * the dynar use less memory.
201 * Set \a empty_slots_wanted to zero to reduce the dynar internal array as much
203 * Note that if \a empty_slots_wanted is greater than the array size, the internal
204 * array is expanded instead of shriked.
206 void xbt_dynar_shrink(xbt_dynar_t dynar, int empty_slots_wanted)
208 _xbt_dynar_resize(dynar, dynar->used + empty_slots_wanted);
211 /** @brief Destructor
213 * \param dynar poor victim
215 * kilkil a dynar and its content
218 XBT_INLINE void xbt_dynar_free(xbt_dynar_t * dynar)
220 if (dynar && *dynar) {
221 xbt_dynar_reset(*dynar);
222 xbt_dynar_free_container(dynar);
226 /** \brief free a dynar passed as void* (handy to store dynar in dynars or dict) */
227 void xbt_dynar_free_voidp(void *d)
229 xbt_dynar_t dynar = (xbt_dynar_t)d;
230 xbt_dynar_free(&dynar);
233 /** @brief Count of dynar's elements
235 * \param dynar the dynar we want to mesure
237 XBT_INLINE unsigned long xbt_dynar_length(const xbt_dynar_t dynar)
239 return (dynar ? (unsigned long) dynar->used : (unsigned long) 0);
242 /**@brief check if a dynar is empty
244 *\param dynar the dynat we want to check
247 XBT_INLINE int xbt_dynar_is_empty(const xbt_dynar_t dynar)
249 return (xbt_dynar_length(dynar) == 0);
252 /** @brief Retrieve a copy of the Nth element of a dynar.
254 * \param dynar information dealer
255 * \param idx index of the slot we want to retrieve
256 * \param[out] dst where to put the result to.
259 xbt_dynar_get_cpy(const xbt_dynar_t dynar,
260 const unsigned long idx, void *const dst)
262 _sanity_check_dynar(dynar);
263 _check_inbound_idx(dynar, idx);
265 _xbt_dynar_get_elm(dst, dynar, idx);
268 /** @brief Retrieve a pointer to the Nth element of a dynar.
270 * \param dynar information dealer
271 * \param idx index of the slot we want to retrieve
272 * \return the \a idx-th element of \a dynar.
274 * \warning The returned value is the actual content of the dynar.
275 * Make a copy before fooling with it.
277 XBT_INLINE void *xbt_dynar_get_ptr(const xbt_dynar_t dynar,
278 const unsigned long idx)
282 _sanity_check_dynar(dynar);
283 _check_inbound_idx(dynar, idx);
285 res = _xbt_dynar_elm(dynar, idx);
289 XBT_INLINE void *xbt_dynar_set_at_ptr(const xbt_dynar_t dynar,
290 const unsigned long idx)
292 _sanity_check_dynar(dynar);
294 if (idx >= dynar->used) {
295 _xbt_dynar_expand(dynar, idx + 1);
296 if (idx > dynar->used) {
297 memset(_xbt_dynar_elm(dynar, dynar->used), 0,
298 (idx - dynar->used) * dynar->elmsize);
300 dynar->used = idx + 1;
302 return _xbt_dynar_elm(dynar, idx);
305 /** @brief Set the Nth element of a dynar (expanded if needed). Previous value at this position is NOT freed
307 * \param dynar information dealer
308 * \param idx index of the slot we want to modify
309 * \param src What will be feeded to the dynar
311 * If you want to free the previous content, use xbt_dynar_replace().
313 XBT_INLINE void xbt_dynar_set(xbt_dynar_t dynar, const int idx,
314 const void *const src)
317 memcpy(xbt_dynar_set_at_ptr(dynar, idx), src, dynar->elmsize);
320 /** @brief Set the Nth element of a dynar (expanded if needed). Previous value is freed
326 * Set the Nth element of a dynar, expanding the dynar if needed, AND DO
327 * free the previous value at this position. If you don't want to free the
328 * previous content, use xbt_dynar_set().
331 xbt_dynar_replace(xbt_dynar_t dynar,
332 const unsigned long idx, const void *const object)
334 _sanity_check_dynar(dynar);
336 if (idx < dynar->used && dynar->free_f) {
337 void *const old_object = _xbt_dynar_elm(dynar, idx);
339 dynar->free_f(old_object);
342 xbt_dynar_set(dynar, idx, object);
345 /** @brief Make room for a new element, and return a pointer to it
347 * You can then use regular affectation to set its value instead of relying
348 * on the slow memcpy. This is what xbt_dynar_insert_at_as() does.
350 void *xbt_dynar_insert_at_ptr(xbt_dynar_t const dynar, const int idx)
353 unsigned long old_used;
354 unsigned long new_used;
357 _sanity_check_dynar(dynar);
358 _sanity_check_idx(idx);
360 old_used = dynar->used;
361 new_used = old_used + 1;
363 _xbt_dynar_expand(dynar, new_used);
365 nb_shift = old_used - idx;
368 memmove(_xbt_dynar_elm(dynar, idx + 1),
369 _xbt_dynar_elm(dynar, idx), nb_shift * dynar->elmsize);
372 dynar->used = new_used;
373 res = _xbt_dynar_elm(dynar, idx);
377 /** @brief Set the Nth dynar's element, expanding the dynar and sliding the previous values to the right
379 * Set the Nth element of a dynar, expanding the dynar if needed, and
380 * moving the previously existing value and all subsequent ones to one
381 * position right in the dynar.
384 xbt_dynar_insert_at(xbt_dynar_t const dynar,
385 const int idx, const void *const src)
388 /* checks done in xbt_dynar_insert_at_ptr */
389 memcpy(xbt_dynar_insert_at_ptr(dynar, idx), src, dynar->elmsize);
392 /** @brief Remove the Nth dynar's element, sliding the previous values to the left
394 * Get the Nth element of a dynar, removing it from the dynar and moving
395 * all subsequent values to one position left in the dynar.
397 * If the object argument of this function is a non-null pointer, the removed
398 * element is copied to this address. If not, the element is freed using the
399 * free_f function passed at dynar creation.
402 xbt_dynar_remove_at(xbt_dynar_t const dynar,
403 const int idx, void *const object)
405 unsigned long nb_shift;
406 unsigned long offset;
408 _sanity_check_dynar(dynar);
409 _check_inbound_idx(dynar, idx);
412 _xbt_dynar_get_elm(object, dynar, idx);
413 } else if (dynar->free_f) {
414 dynar->free_f(_xbt_dynar_elm(dynar, idx));
417 nb_shift = dynar->used - 1 - idx;
420 offset = nb_shift * dynar->elmsize;
421 memmove(_xbt_dynar_elm(dynar, idx), _xbt_dynar_elm(dynar, idx + 1),
428 /** @brief Remove a slice of the dynar, sliding the rest of the values to the left
430 * This function removes an n-sized slice that starts at element idx. It is equivalent
431 * to xbt_dynar_remove_at with a NULL object argument if n equals to 1.
433 * Each of the removed elements is freed using the free_f function passed at dynar
437 xbt_dynar_remove_n_at(xbt_dynar_t const dynar,
438 const unsigned int n, const int idx)
440 unsigned long nb_shift;
441 unsigned long offset;
446 _sanity_check_dynar(dynar);
447 _check_inbound_idx(dynar, idx);
448 _check_inbound_idx(dynar, idx + n - 1);
451 for (cur = idx; cur < idx + n; cur++) {
452 dynar->free_f(_xbt_dynar_elm(dynar, cur));
456 nb_shift = dynar->used - n - idx;
459 offset = nb_shift * dynar->elmsize;
460 memmove(_xbt_dynar_elm(dynar, idx), _xbt_dynar_elm(dynar, idx + n),
467 /** @brief Returns the position of the element in the dynar
469 * Beware that if your dynar contains pointed values (such as strings) instead
470 * of scalar, this function compares the pointer value, not what's pointed. The only
471 * solution to search for a pointed value is then to write the foreach loop yourself:
473 * signed int position = -1;
474 * xbt_dynar_foreach(dynar, iter, elem) {
475 * if (!memcmp(elem, searched_element, sizeof(*elem))) {
482 * Raises not_found_error if not found. If you have less than 2 millions elements,
483 * you probably want to use #xbt_dynar_search_or_negative() instead, so that you
484 * don't have to TRY/CATCH on element not found.
486 unsigned int xbt_dynar_search(xbt_dynar_t const dynar, void *const elem)
490 for (it = 0; it < dynar->used; it++)
491 if (!memcmp(_xbt_dynar_elm(dynar, it), elem, dynar->elmsize)) {
495 THROWF(not_found_error, 0, "Element %p not part of dynar %p", elem,
499 /** @brief Returns the position of the element in the dynar (or -1 if not found)
501 * Beware that if your dynar contains pointed values (such as
502 * strings) instead of scalar, this function is probably not what you
503 * want. Check the documentation of xbt_dynar_search() for more info.
505 * Note that usually, the dynar indices are unsigned integers. If you have more
506 * than 2 million elements in your dynar, this very function will not work (but the other will).
508 signed int xbt_dynar_search_or_negative(xbt_dynar_t const dynar, void *const elem)
512 for (it = 0; it < dynar->used; it++)
513 if (!memcmp(_xbt_dynar_elm(dynar, it), elem, dynar->elmsize)) {
520 /** @brief Returns a boolean indicating whether the element is part of the dynar
522 * Beware that if your dynar contains pointed values (such as
523 * strings) instead of scalar, this function is probably not what you
524 * want. Check the documentation of xbt_dynar_search() for more info.
526 int xbt_dynar_member(xbt_dynar_t const dynar, void *const elem)
532 xbt_dynar_search(dynar, elem);
535 if (e.category == not_found_error) {
544 /** @brief Make room at the end of the dynar for a new element, and return a pointer to it.
546 * You can then use regular affectation to set its value instead of relying
547 * on the slow memcpy. This is what xbt_dynar_push_as() does.
549 XBT_INLINE void *xbt_dynar_push_ptr(xbt_dynar_t const dynar)
551 /* we have to inline xbt_dynar_insert_at_ptr here to make sure that
552 dynar->used don't change between reading it and getting the lock
553 within xbt_dynar_insert_at_ptr */
554 return xbt_dynar_insert_at_ptr(dynar, dynar->used);
557 /** @brief Add an element at the end of the dynar */
558 XBT_INLINE void xbt_dynar_push(xbt_dynar_t const dynar,
559 const void *const src)
561 /* checks done in xbt_dynar_insert_at_ptr */
562 memcpy(xbt_dynar_insert_at_ptr(dynar, dynar->used), src,
566 /** @brief Mark the last dynar's element as unused and return a pointer to it.
568 * You can then use regular affectation to set its value instead of relying
569 * on the slow memcpy. This is what xbt_dynar_pop_as() does.
571 XBT_INLINE void *xbt_dynar_pop_ptr(xbt_dynar_t const dynar)
573 _check_populated_dynar(dynar);
574 XBT_DEBUG("Pop %p", (void *) dynar);
576 return _xbt_dynar_elm(dynar, dynar->used);
579 /** @brief Get and remove the last element of the dynar */
580 XBT_INLINE void xbt_dynar_pop(xbt_dynar_t const dynar, void *const dst)
583 /* sanity checks done by remove_at */
584 XBT_DEBUG("Pop %p", (void *) dynar);
585 xbt_dynar_remove_at(dynar, dynar->used - 1, dst);
588 /** @brief Add an element at the begining of the dynar.
590 * This is less efficient than xbt_dynar_push()
592 XBT_INLINE void xbt_dynar_unshift(xbt_dynar_t const dynar,
593 const void *const src)
596 /* sanity checks done by insert_at */
597 xbt_dynar_insert_at(dynar, 0, src);
600 /** @brief Get and remove the first element of the dynar.
602 * This is less efficient than xbt_dynar_pop()
604 XBT_INLINE void xbt_dynar_shift(xbt_dynar_t const dynar, void *const dst)
607 /* sanity checks done by remove_at */
608 xbt_dynar_remove_at(dynar, 0, dst);
611 /** @brief Apply a function to each member of a dynar
613 * The mapped function may change the value of the element itself,
614 * but should not mess with the structure of the dynar.
616 XBT_INLINE void xbt_dynar_map(const xbt_dynar_t dynar,
617 void_f_pvoid_t const op)
619 char *const data = (char *) dynar->data;
620 const unsigned long elmsize = dynar->elmsize;
621 const unsigned long used = dynar->used;
624 _sanity_check_dynar(dynar);
626 for (i = 0; i < used; i++) {
627 char* elm = (char*) data + i * elmsize;
633 /** @brief Removes and free the entry pointed by the cursor
635 * This function can be used while traversing without problem.
637 XBT_INLINE void xbt_dynar_cursor_rm(xbt_dynar_t dynar,
638 unsigned int *const cursor)
641 xbt_dynar_remove_at(dynar, (*cursor)--, NULL);
644 /** @brief Sorts a dynar according to the function <tt>compar_fn</tt>
646 * \param dynar the dynar to sort
647 * \param compar_fn comparison function of type (int (compar_fn*) (void*) (void*)).
649 * Remark: if the elements stored in the dynar are structures, the compar_fn
650 * function has to retrieve the field to sort first.
652 XBT_INLINE void xbt_dynar_sort(xbt_dynar_t dynar,
653 int_f_cpvoid_cpvoid_t compar_fn)
655 #ifdef HAVE_MERGESORT
656 mergesort(dynar->data, dynar->used, dynar->elmsize, compar_fn);
658 qsort(dynar->data, dynar->used, dynar->elmsize, compar_fn);
662 /** @brief Sorts a dynar according to their color assuming elements can have only three colors.
663 * Since there are only three colors, it is linear and much faster than a classical sort.
664 * See for example http://en.wikipedia.org/wiki/Dutch_national_flag_problem
666 * \param dynar the dynar to sort
667 * \param color the color function of type (int (compar_fn*) (void*) (void*)). The return value of color is assumed to be 0, 1, or 2.
669 * At the end of the call, elements with color 0 are at the beginning of the dynar, elements with color 2 are at the end and elements with color 1 are in the middle.
671 * Remark: if the elements stored in the dynar are structures, the color
672 * function has to retrieve the field to sort first.
674 XBT_PUBLIC(void) xbt_dynar_three_way_partition(xbt_dynar_t const dynar,
678 unsigned long int p = -1;
679 unsigned long int q = dynar->used;
680 const unsigned long elmsize = dynar->elmsize;
681 void *tmp = xbt_malloc(elmsize);
684 for (i = 0; i < q;) {
685 void *elmi = _xbt_dynar_elm(dynar, i);
686 int colori = color(elmi);
692 elm = _xbt_dynar_elm(dynar, ++p);
694 } else { /* colori == 2 */
695 elm = _xbt_dynar_elm(dynar, --q);
698 memcpy(tmp, elm, elmsize);
699 memcpy(elm, elmi, elmsize);
700 memcpy(elmi, tmp, elmsize);
707 /** @brief Transform a dynar into a NULL terminated array.
708 * The dynar won't be usable afterwards.
709 * \param dynar the dynar to transform
711 XBT_INLINE void * xbt_dynar_to_array (xbt_dynar_t dynar)
714 xbt_dynar_shrink(dynar, 1);
715 memset(xbt_dynar_push_ptr(dynar), 0, dynar->elmsize);
722 * Return 0 if d1 and d2 are equal and 1 if not equal
724 XBT_INLINE int xbt_dynar_compare(xbt_dynar_t d1, xbt_dynar_t d2,
725 int(*compar)(const void *, const void *))
729 if((!d1) && (!d2)) return 0;
732 XBT_DEBUG("NULL dynar d1=%p d2=%p",d1,d2);
736 if((d1->elmsize)!=(d2->elmsize))
738 XBT_DEBUG("Size of elmsize d1=%lu d2=%lu",d1->elmsize,d2->elmsize);
742 if(xbt_dynar_length(d1) != xbt_dynar_length(d2))
744 XBT_DEBUG("Size of dynar d1=%lu d2=%lu",xbt_dynar_length(d1),xbt_dynar_length(d2));
749 size = xbt_dynar_length(d1);
752 void *data1 = xbt_dynar_get_as(d1, i, void *);
753 void *data2 = xbt_dynar_get_as(d2, i, void *);
754 XBT_DEBUG("link[%d] d1=%p d2=%p",i,data1,data2);
755 if(compar(data1,data2)){
768 XBT_TEST_SUITE("dynar", "Dynar data container");
769 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(xbt_dyn);
771 XBT_TEST_UNIT("int", test_dynar_int, "Dynars of integers")
773 /* Vars_decl [doxygen cruft] */
779 xbt_test_add("==== Traverse the empty dynar");
780 d = xbt_dynar_new(sizeof(int), NULL);
781 xbt_dynar_foreach(d, cursor, i) {
782 xbt_die( "Damnit, there is something in the empty dynar");
784 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
785 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
786 /* in your code is naturally the way to go outside a regression test */
789 ("==== Push %d int, set them again 3 times, traverse them, shift them",
791 /* Populate_ints [doxygen cruft] */
792 /* 1. Populate the dynar */
793 d = xbt_dynar_new(sizeof(int), NULL);
794 for (cpt = 0; cpt < NB_ELEM; cpt++) {
795 xbt_dynar_push_as(d, int, cpt); /* This is faster (and possible only with scalars) */
796 /* xbt_dynar_push(d,&cpt); This would also work */
797 xbt_test_log("Push %d, length=%lu", cpt, xbt_dynar_length(d));
800 /* 2. Traverse manually the dynar */
801 for (cursor = 0; cursor < NB_ELEM; cursor++) {
802 iptr = xbt_dynar_get_ptr(d, cursor);
803 xbt_test_assert(cursor == *iptr,
804 "The retrieved value is not the same than the injected one (%u!=%d)",
808 /* 3. Traverse the dynar using the neat macro to that extend */
809 xbt_dynar_foreach(d, cursor, cpt) {
810 xbt_test_assert(cursor == cpt,
811 "The retrieved value is not the same than the injected one (%u!=%d)",
814 /* end_of_traversal */
816 for (cpt = 0; cpt < NB_ELEM; cpt++)
817 *(int *) xbt_dynar_get_ptr(d, cpt) = cpt;
819 for (cpt = 0; cpt < NB_ELEM; cpt++)
820 *(int *) xbt_dynar_get_ptr(d, cpt) = cpt;
821 /* xbt_dynar_set(d,cpt,&cpt); */
823 for (cpt = 0; cpt < NB_ELEM; cpt++)
824 *(int *) xbt_dynar_get_ptr(d, cpt) = cpt;
827 xbt_dynar_foreach(d, cursor, i) {
828 xbt_test_assert(i == cpt,
829 "The retrieved value is not the same than the injected one (%d!=%d)",
833 xbt_test_assert(cpt == NB_ELEM,
834 "Cannot retrieve my %d values. Last got one is %d",
837 /* shifting [doxygen cruft] */
838 /* 4. Shift all the values */
839 for (cpt = 0; cpt < NB_ELEM; cpt++) {
840 xbt_dynar_shift(d, &i);
841 xbt_test_assert(i == cpt,
842 "The retrieved value is not the same than the injected one (%d!=%d)",
844 xbt_test_log("Pop %d, length=%lu", cpt, xbt_dynar_length(d));
847 /* 5. Free the resources */
848 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
849 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
850 /* in your code is naturally the way to go outside a regression test */
852 xbt_test_add("==== Unshift/pop %d int", NB_ELEM);
853 d = xbt_dynar_new(sizeof(int), NULL);
854 for (cpt = 0; cpt < NB_ELEM; cpt++) {
855 xbt_dynar_unshift(d, &cpt);
856 XBT_DEBUG("Push %d, length=%lu", cpt, xbt_dynar_length(d));
858 for (cpt = 0; cpt < NB_ELEM; cpt++) {
859 i = xbt_dynar_pop_as(d, int);
860 xbt_test_assert(i == cpt,
861 "The retrieved value is not the same than the injected one (%d!=%d)",
863 xbt_test_log("Pop %d, length=%lu", cpt, xbt_dynar_length(d));
865 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
866 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
867 /* in your code is naturally the way to go outside a regression test */
871 ("==== Push %d int, insert 1000 int in the middle, shift everything",
873 d = xbt_dynar_new(sizeof(int), NULL);
874 for (cpt = 0; cpt < NB_ELEM; cpt++) {
875 xbt_dynar_push_as(d, int, cpt);
876 XBT_DEBUG("Push %d, length=%lu", cpt, xbt_dynar_length(d));
878 for (cpt = 0; cpt < NB_ELEM/5; cpt++) {
879 xbt_dynar_insert_at_as(d, NB_ELEM/2, int, cpt);
880 XBT_DEBUG("Push %d, length=%lu", cpt, xbt_dynar_length(d));
883 for (cpt = 0; cpt < NB_ELEM/2; cpt++) {
884 xbt_dynar_shift(d, &i);
885 xbt_test_assert(i == cpt,
886 "The retrieved value is not the same than the injected one at the begining (%d!=%d)",
888 XBT_DEBUG("Pop %d, length=%lu", cpt, xbt_dynar_length(d));
890 for (cpt = 999; cpt >= 0; cpt--) {
891 xbt_dynar_shift(d, &i);
892 xbt_test_assert(i == cpt,
893 "The retrieved value is not the same than the injected one in the middle (%d!=%d)",
896 for (cpt = 2500; cpt < NB_ELEM; cpt++) {
897 xbt_dynar_shift(d, &i);
898 xbt_test_assert(i == cpt,
899 "The retrieved value is not the same than the injected one at the end (%d!=%d)",
902 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
903 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
904 /* in your code is naturally the way to go outside a regression test */
906 xbt_test_add("==== Push %d int, remove 2000-4000. free the rest",
908 d = xbt_dynar_new(sizeof(int), NULL);
909 for (cpt = 0; cpt < NB_ELEM; cpt++)
910 xbt_dynar_push_as(d, int, cpt);
912 for (cpt = 2000; cpt < 4000; cpt++) {
913 xbt_dynar_remove_at(d, 2000, &i);
914 xbt_test_assert(i == cpt,
915 "Remove a bad value. Got %d, expected %d", i, cpt);
916 XBT_DEBUG("remove %d, length=%lu", cpt, xbt_dynar_length(d));
918 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
919 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
920 /* in your code is naturally the way to go outside a regression test */
923 /*******************************************************************************/
924 /*******************************************************************************/
925 /*******************************************************************************/
926 XBT_TEST_UNIT("insert",test_dynar_insert,"Using the xbt_dynar_insert and xbt_dynar_remove functions")
928 xbt_dynar_t d = xbt_dynar_new(sizeof(unsigned int), NULL);
932 xbt_test_add("==== Insert %d int, traverse them, remove them",NB_ELEM);
933 /* Populate_ints [doxygen cruft] */
934 /* 1. Populate the dynar */
935 for (cpt = 0; cpt < NB_ELEM; cpt++) {
936 xbt_dynar_insert_at(d, cpt, &cpt);
937 xbt_test_log("Push %d, length=%lu", cpt, xbt_dynar_length(d));
940 /* 3. Traverse the dynar */
941 xbt_dynar_foreach(d, cursor, cpt) {
942 xbt_test_assert(cursor == cpt,
943 "The retrieved value is not the same than the injected one (%u!=%d)",
946 /* end_of_traversal */
948 /* Re-fill with the same values using set_as (and re-verify) */
949 for (cpt = 0; cpt < NB_ELEM; cpt++)
950 xbt_dynar_set_as(d, cpt, int, cpt);
951 xbt_dynar_foreach(d, cursor, cpt)
952 xbt_test_assert(cursor == cpt,
953 "The retrieved value is not the same than the injected one (%u!=%d)",
956 for (cpt = 0; cpt < NB_ELEM; cpt++) {
958 xbt_dynar_remove_at(d,0,&val);
959 xbt_test_assert(cpt == val,
960 "The retrieved value is not the same than the injected one (%u!=%d)",
963 xbt_test_assert(xbt_dynar_is_empty(d),
964 "There is still %lu elements in the dynar after removing everything",
965 xbt_dynar_length(d));
968 /* ********************* */
969 xbt_test_add("==== Insert %d int in reverse order, traverse them, remove them",NB_ELEM);
970 d = xbt_dynar_new(sizeof(int), NULL);
971 for (cpt = NB_ELEM-1; cpt >=0; cpt--) {
972 xbt_dynar_replace(d, cpt, &cpt);
973 xbt_test_log("Push %d, length=%lu", cpt, xbt_dynar_length(d));
976 /* 3. Traverse the dynar */
977 xbt_dynar_foreach(d, cursor, cpt) {
978 xbt_test_assert(cursor == cpt,
979 "The retrieved value is not the same than the injected one (%u!=%d)",
982 /* end_of_traversal */
984 for (cpt =NB_ELEM-1; cpt >=0; cpt--) {
986 xbt_dynar_remove_at(d,xbt_dynar_length(d)-1,&val);
987 xbt_test_assert(cpt == val,
988 "The retrieved value is not the same than the injected one (%u!=%d)",
991 xbt_test_assert(xbt_dynar_is_empty(d),
992 "There is still %lu elements in the dynar after removing everything",
993 xbt_dynar_length(d));
997 /*******************************************************************************/
998 /*******************************************************************************/
999 /*******************************************************************************/
1000 XBT_TEST_UNIT("double", test_dynar_double, "Dynars of doubles")
1004 unsigned int cursor;
1007 xbt_test_add("==== Traverse the empty dynar");
1008 d = xbt_dynar_new(sizeof(int), NULL);
1009 xbt_dynar_foreach(d, cursor, cpt) {
1010 xbt_test_assert(FALSE,
1011 "Damnit, there is something in the empty dynar");
1013 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
1014 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
1015 /* in your code is naturally the way to go outside a regression test */
1017 xbt_test_add("==== Push/shift 5000 doubles");
1018 d = xbt_dynar_new(sizeof(double), NULL);
1019 for (cpt = 0; cpt < 5000; cpt++) {
1021 xbt_dynar_push(d, &d1);
1023 xbt_dynar_foreach(d, cursor, d2) {
1024 d1 = (double) cursor;
1025 xbt_test_assert(d1 == d2,
1026 "The retrieved value is not the same than the injected one (%f!=%f)",
1029 for (cpt = 0; cpt < 5000; cpt++) {
1031 xbt_dynar_shift(d, &d2);
1032 xbt_test_assert(d1 == d2,
1033 "The retrieved value is not the same than the injected one (%f!=%f)",
1036 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
1037 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
1038 /* in your code is naturally the way to go outside a regression test */
1040 xbt_test_add("==== Unshift/pop 5000 doubles");
1041 d = xbt_dynar_new(sizeof(double), NULL);
1042 for (cpt = 0; cpt < 5000; cpt++) {
1044 xbt_dynar_unshift(d, &d1);
1046 for (cpt = 0; cpt < 5000; cpt++) {
1048 xbt_dynar_pop(d, &d2);
1049 xbt_test_assert(d1 == d2,
1050 "The retrieved value is not the same than the injected one (%f!=%f)",
1053 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
1054 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
1055 /* in your code is naturally the way to go outside a regression test */
1060 ("==== Push 5000 doubles, insert 1000 doubles in the middle, shift everything");
1061 d = xbt_dynar_new(sizeof(double), NULL);
1062 for (cpt = 0; cpt < 5000; cpt++) {
1064 xbt_dynar_push(d, &d1);
1066 for (cpt = 0; cpt < 1000; cpt++) {
1068 xbt_dynar_insert_at(d, 2500, &d1);
1071 for (cpt = 0; cpt < 2500; cpt++) {
1073 xbt_dynar_shift(d, &d2);
1074 xbt_test_assert(d1 == d2,
1075 "The retrieved value is not the same than the injected one at the begining (%f!=%f)",
1077 XBT_DEBUG("Pop %d, length=%lu", cpt, xbt_dynar_length(d));
1079 for (cpt = 999; cpt >= 0; cpt--) {
1081 xbt_dynar_shift(d, &d2);
1082 xbt_test_assert(d1 == d2,
1083 "The retrieved value is not the same than the injected one in the middle (%f!=%f)",
1086 for (cpt = 2500; cpt < 5000; cpt++) {
1088 xbt_dynar_shift(d, &d2);
1089 xbt_test_assert(d1 == d2,
1090 "The retrieved value is not the same than the injected one at the end (%f!=%f)",
1093 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
1094 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
1095 /* in your code is naturally the way to go outside a regression test */
1098 xbt_test_add("==== Push 5000 double, remove 2000-4000. free the rest");
1099 d = xbt_dynar_new(sizeof(double), NULL);
1100 for (cpt = 0; cpt < 5000; cpt++) {
1102 xbt_dynar_push(d, &d1);
1104 for (cpt = 2000; cpt < 4000; cpt++) {
1106 xbt_dynar_remove_at(d, 2000, &d2);
1107 xbt_test_assert(d1 == d2,
1108 "Remove a bad value. Got %f, expected %f", d2, d1);
1110 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
1111 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
1112 /* in your code is naturally the way to go outside a regression test */
1116 /* doxygen_string_cruft */
1118 /*******************************************************************************/
1119 /*******************************************************************************/
1120 /*******************************************************************************/
1121 XBT_TEST_UNIT("string", test_dynar_string, "Dynars of strings")
1129 xbt_test_add("==== Traverse the empty dynar");
1130 d = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
1131 xbt_dynar_foreach(d, iter, s1) {
1132 xbt_test_assert(FALSE,
1133 "Damnit, there is something in the empty dynar");
1135 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
1136 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
1137 /* in your code is naturally the way to go outside a regression test */
1139 xbt_test_add("==== Push %d strings, set them again 3 times, shift them",
1141 /* Populate_str [doxygen cruft] */
1142 d = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
1143 /* 1. Populate the dynar */
1144 for (cpt = 0; cpt < NB_ELEM; cpt++) {
1145 sprintf(buf, "%d", cpt);
1147 xbt_dynar_push(d, &s1);
1149 for (cpt = 0; cpt < NB_ELEM; cpt++) {
1150 sprintf(buf, "%d", cpt);
1152 xbt_dynar_replace(d, cpt, &s1);
1154 for (cpt = 0; cpt < NB_ELEM; cpt++) {
1155 sprintf(buf, "%d", cpt);
1157 xbt_dynar_replace(d, cpt, &s1);
1159 for (cpt = 0; cpt < NB_ELEM; cpt++) {
1160 sprintf(buf, "%d", cpt);
1162 xbt_dynar_replace(d, cpt, &s1);
1164 for (cpt = 0; cpt < NB_ELEM; cpt++) {
1165 sprintf(buf, "%d", cpt);
1166 xbt_dynar_shift(d, &s2);
1167 xbt_test_assert(!strcmp(buf, s2),
1168 "The retrieved value is not the same than the injected one (%s!=%s)",
1172 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
1173 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
1174 /* in your code is naturally the way to go outside a regression test */
1176 xbt_test_add("==== Unshift, traverse and pop %d strings", NB_ELEM);
1177 d = xbt_dynar_new(sizeof(char **), &xbt_free_ref);
1178 for (cpt = 0; cpt < NB_ELEM; cpt++) {
1179 sprintf(buf, "%d", cpt);
1181 xbt_dynar_unshift(d, &s1);
1183 /* 2. Traverse the dynar with the macro */
1184 xbt_dynar_foreach(d, iter, s1) {
1185 sprintf(buf, "%u", NB_ELEM - iter - 1);
1186 xbt_test_assert(!strcmp(buf, s1),
1187 "The retrieved value is not the same than the injected one (%s!=%s)",
1190 /* 3. Traverse the dynar with the macro */
1191 for (cpt = 0; cpt < NB_ELEM; cpt++) {
1192 sprintf(buf, "%d", cpt);
1193 xbt_dynar_pop(d, &s2);
1194 xbt_test_assert(!strcmp(buf, s2),
1195 "The retrieved value is not the same than the injected one (%s!=%s)",
1199 /* 4. Free the resources */
1200 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
1201 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
1202 /* in your code is naturally the way to go outside a regression test */
1206 ("==== Push %d strings, insert %d strings in the middle, shift everything",
1207 NB_ELEM, NB_ELEM / 5);
1208 d = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
1209 for (cpt = 0; cpt < NB_ELEM; cpt++) {
1210 sprintf(buf, "%d", cpt);
1212 xbt_dynar_push(d, &s1);
1214 for (cpt = 0; cpt < NB_ELEM / 5; cpt++) {
1215 sprintf(buf, "%d", cpt);
1217 xbt_dynar_insert_at(d, NB_ELEM / 2, &s1);
1220 for (cpt = 0; cpt < NB_ELEM / 2; cpt++) {
1221 sprintf(buf, "%d", cpt);
1222 xbt_dynar_shift(d, &s2);
1223 xbt_test_assert(!strcmp(buf, s2),
1224 "The retrieved value is not the same than the injected one at the begining (%s!=%s)",
1228 for (cpt = (NB_ELEM / 5) - 1; cpt >= 0; cpt--) {
1229 sprintf(buf, "%d", cpt);
1230 xbt_dynar_shift(d, &s2);
1231 xbt_test_assert(!strcmp(buf, s2),
1232 "The retrieved value is not the same than the injected one in the middle (%s!=%s)",
1236 for (cpt = NB_ELEM / 2; cpt < NB_ELEM; cpt++) {
1237 sprintf(buf, "%d", cpt);
1238 xbt_dynar_shift(d, &s2);
1239 xbt_test_assert(!strcmp(buf, s2),
1240 "The retrieved value is not the same than the injected one at the end (%s!=%s)",
1244 xbt_dynar_free(&d); /* This code is used both as example and as regression test, so we try to */
1245 xbt_dynar_free(&d); /* free the struct twice here to check that it's ok, but freeing it only once */
1246 /* in your code is naturally the way to go outside a regression test */
1249 xbt_test_add("==== Push %d strings, remove %d-%d. free the rest",
1250 NB_ELEM, 2 * (NB_ELEM / 5), 4 * (NB_ELEM / 5));
1251 d = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
1252 for (cpt = 0; cpt < NB_ELEM; cpt++) {
1253 sprintf(buf, "%d", cpt);
1255 xbt_dynar_push(d, &s1);
1257 for (cpt = 2 * (NB_ELEM / 5); cpt < 4 * (NB_ELEM / 5); cpt++) {
1258 sprintf(buf, "%d", cpt);
1259 xbt_dynar_remove_at(d, 2 * (NB_ELEM / 5), &s2);
1260 xbt_test_assert(!strcmp(buf, s2),
1261 "Remove a bad value. Got %s, expected %s", s2, buf);
1264 xbt_dynar_free(&d); /* end_of_doxygen */
1266 #endif /* SIMGRID_TEST */