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/*
* list_check.c
*
* Unit test for the reflection list module
*
* (c) 2011 Thomas White <taw@physics.org>
*
* Part of CrystFEL - crystallography with a FEL
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <stdio.h>
#include "../src/reflist.h"
struct refltemp {
signed int h;
signed int k;
signed int l;
int num;
int found;
};
#define RANDOM_INDEX (128*random()/RAND_MAX - 256*random()/RAND_MAX)
static int test_lists(int num_items)
{
struct refltemp *check;
RefList *list;
int i;
signed int h, k, l;
Reflection *refl;
RefListIterator *iter;
check = malloc(num_items * sizeof(struct refltemp));
list = reflist_new();
h = RANDOM_INDEX;
k = RANDOM_INDEX;
l = RANDOM_INDEX;
for ( i=0; i<num_items; i++ ) {
int j;
int num;
if ( random() > RAND_MAX/2 ) {
h = RANDOM_INDEX;
k = RANDOM_INDEX;
l = RANDOM_INDEX;
} /* else use the same as last time */
/* Count the number of times this reflection appeared before */
num = 1;
for ( j=0; j<i; j++ ) {
if ( (check[j].h == h)
&& (check[j].k == k)
&& (check[j].l == l) ) {
num++;
}
}
/* Update all copies with this number */
for ( j=0; j<i; j++ ) {
if ( (check[j].h == h)
&& (check[j].k == k)
&& (check[j].l == l) ) {
check[j].num = num;
}
}
add_refl(list, h, k, l);
check[i].h = h;
check[i].k = k;
check[i].l = l;
check[i].num = num;
check[i].found = 0;
}
/* Iterate over the list and check we find everything */
int count = 0;
for ( refl = first_refl(list, &iter);
refl != NULL;
refl = next_refl(refl, iter) ) {
signed int h, k, l;
get_indices(refl, &h, &k, &l);
for ( i=0; i<num_items; i++ ) {
if ( (check[i].h == h)
&& (check[i].k == k)
&& (check[i].l == l)
&& (check[i].found == 0) ) {
check[i].found = 1;
}
}
count++;
}
if ( count != num_reflections(list) ) {
fprintf(stderr, "num_reflections gave %i, iteration gave %i\n",
num_reflections(list), count);
return 1;
}
for ( i=0; i<num_items; i++ ) {
if ( check[i].found == 0 ) {
Reflection *test;
fprintf(stderr, "Iteration didn't find %3i %3i %3i %i\n",
check[i].h, check[i].k, check[i].l, i);
test = find_refl(list, check[i].h, check[i].k,
check[i].l);
if ( test == NULL ) {
fprintf(stderr, "Not in list\n");
} else {
fprintf(stderr, "But found in list.\n");
}
return 1;
}
}
/* Check that all the reflections can be found */
for ( i=0; i<num_items; i++ ) {
signed int h, k, l;
Reflection *refl;
h = check[i].h;
k = check[i].k;
l = check[i].l;
refl = find_refl(list, h, k, l);
if ( refl == NULL ) {
fprintf(stderr, "Couldn't find %3i %3i %3i\n", h, k, l);
return 1;
}
}
reflist_free(list);
free(check);
return 0;
}
int main(int argc, char *argv[])
{
int i;
printf("Running list test...\n");
for ( i=0; i<100; i++ ) {
if ( test_lists(4096*random()/RAND_MAX) ) return 1;
}
return 0;
}
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