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-rw-r--r--libibex/testindex.c319
1 files changed, 0 insertions, 319 deletions
diff --git a/libibex/testindex.c b/libibex/testindex.c
deleted file mode 100644
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--- a/libibex/testindex.c
+++ /dev/null
@@ -1,319 +0,0 @@
-/* Test code for libibex */
-
-#include <stdio.h>
-#include <errno.h>
-#include <string.h>
-#include <glib.h>
-#include "ibex_internal.h"
-
-#ifdef ENABLE_THREADS
-#include <pthread.h>
-#endif
-
-#define TIMEIT
-/*#define DO_MCHECK*/
-
-#ifdef TIMEIT
-#include <sys/time.h>
-#include <unistd.h>
-#endif
-
-#ifdef DO_MCHECK
-#include <mcheck.h>
-#endif
-
-void word_index_mem_dump_info(struct _IBEXWord *idx);
-
-/*
- The following is a routine to generate a Gaussian distribution
- of pseudo random numbers, to make the results a little more
- meaningful
-*/
-
-/* boxmuller.c Implements the Polar form of the Box-Muller
- Transformation
-
- (c) Copyright 1994, Everett F. Carter Jr.
- Permission is granted by the author to use
- this software for any application provided this
- copyright notice is preserved.
-
-*/
-
-#include <stdlib.h>
-#include <math.h>
-
-#define ranf() ((float)rand()/(float)RAND_MAX)
-
-static float box_muller(float m, float s) /* normal random variate generator */
-{ /* mean m, standard deviation s */
- float x1, x2, w, y1;
- static float y2;
- static int use_last = 0;
-
- if (use_last) /* use value from previous call */
- {
- y1 = y2;
- use_last = 0;
- }
- else
- {
- do {
- x1 = 2.0 * ranf() - 1.0;
- x2 = 2.0 * ranf() - 1.0;
- w = x1 * x1 + x2 * x2;
- } while ( w >= 1.0 );
-
- w = sqrt( (-2.0 * log( w ) ) / w );
- y1 = x1 * w;
- y2 = x2 * w;
- use_last = 1;
- }
-
- return( m + y1 * s );
-}
-
-/* gets a word from words, using m and s as distribution values */
-static char *getword(GPtrArray *words, float m, float s)
-{
- int index;
-
- do {
- index = (int)box_muller(m, s);
- } while (index<0 || index>=words->len);
-
- return words->pdata[index];
-}
-
-#ifdef ENABLE_THREADS
-int do_read_words;
-
-static void *
-read_words(void *in)
-{
- ibex *ib = in;
- GPtrArray *a;
- int lastlen = 0;
- int i;
-
- while (do_read_words) {
- a = ibex_find(ib, "joneses");
- if (a->len != lastlen) {
- printf("Found %d joneses!\n", a->len);
- lastlen = a->len;
- }
- for (i=0;i<a->len;i++)
- g_free(a->pdata[i]);
- g_ptr_array_free(a, TRUE);
- }
-}
-#endif
-
-
-
-#ifdef DO_MCHECK
-static int blowup(int status)
-{
- switch(status) {
- case 1:
- printf("Double free failure\n");
- break;
- case 2:
- printf("Memory clobbered before block\n");
- break;
- case 3:
- printf("Memory clobbered after block\n");
- break;
- }
- abort();
- return status;
-}
-#endif
-
-int main(int argc, char **argv)
-{
- int i, j;
- GPtrArray *words;
- char line[256];
- int len;
- FILE *file;
- float m, s;
- ibex *ib;
- GString *buffer;
- int files;
- char *dict;
- int synccount;
-#ifdef TIMEIT
- struct timeval start, end;
- unsigned long diff;
-#endif
-#ifdef ENABLE_THREADS
- pthread_t id;
-#endif
-
-#ifdef DO_MCHECK
- mcheck(blowup);
-#endif
- words = g_ptr_array_new();
- buffer = g_string_new("");
-
-#ifdef ENABLE_THREADS
- g_thread_init(0);
-#undef ENABLE_THREADS
-#endif
-
-#ifdef TIMEIT
- gettimeofday(&start, NULL);
-#endif
-
- srand(0xABADF00D);
-
- synccount = 1000;
- files = 8000;
- dict = "/usr/dict/words";
-
- /* read words into an array */
- file = fopen(dict, "r");
- if (file == NULL) {
- fprintf(stderr, "Cannot open word file: %s: %s\n", dict, strerror(errno));
- return 1;
- }
- while (fgets(line, sizeof(line), file) != NULL) {
- len = strlen(line);
- if (len>0 && line[len-1]=='\n') {
- line[len-1]=0;
- }
- g_ptr_array_add(words, g_strdup(line));
- }
- fclose(file);
-
- fprintf(stderr, "Read %d words\n", words->len);
-
- /* *shrug* arbitrary values really */
- m = words->len/2;
- /* well, the average vocabulary of a mailbox is about 10K words */
- s = 1000.0;
-
- printf("mean is %f, s is %f\n", m, s);
-
- /* open ibex file */
- ib = ibex_open("test.ibex", O_RDWR|O_CREAT, 0600);
- if (ib == NULL) {
- perror("Creating ibex file\n");
- return 1;
- }
-
-#ifdef ENABLE_THREADS
- do_read_words = 1;
- pthread_create(&id, 0, read_words, ib);
-#endif
- printf("Adding %d files\n", files);
-
-
- /* simulate adding new words to a bunch of files */
- for (j=0;j<200000;j++) {
- /* always new name */
- char *name;
- /* something like 60 words in a typical message, say */
- int count = (int)box_muller(60.0, 20.0);
- int word = (int)box_muller(m, 4000);
- GPtrArray *a;
- static int lastlen = 0;
-
- /* random name */
- name = words->pdata[word % words->len];
-
- if (j%1000 == 0) {
- IBEX_LOCK(ib);
- word_index_mem_dump_info(ib->words);
- IBEX_UNLOCK(ib);
- }
-
- /* lookup word just to test lookup */
- a = ibex_find(ib, name);
- if (a) {
- for (i=0;i<a->len;i++)
- g_free(a->pdata[i]);
- g_ptr_array_free(a, TRUE);
- }
-
- /* half the time, remove items from the index */
- if (rand() < RAND_MAX/2) {
- ibex_unindex(ib, name);
- } else {
- /* cache the name info */
- ibex_contains_name(ib, name);
-
- /*printf("Adding %d words to '%s'\n", count, name);*/
-
- g_string_truncate(buffer, 0);
-
- /* build up the word buffer */
- for (i=0;i<count;i++) {
- if (i>0)
- g_string_append_c(buffer, ' ');
- g_string_append(buffer, getword(words, m, 2000));
- }
-
- /* and index it */
- ibex_index_buffer(ib, name, buffer->str, buffer->len, NULL);
- }
-
-
- a = ibex_find(ib, "joneses");
- if (a) {
- if (a->len != lastlen) {
- printf("Found %d joneses!\n", a->len);
- lastlen = a->len;
- }
- for (i=0;i<a->len;i++)
- g_free(a->pdata[i]);
- g_ptr_array_free(a, TRUE);
- }
-
- if (j%synccount == 0) {
- printf("Reloading index\n");
- IBEX_LOCK(ib);
- word_index_mem_dump_info(ib->words);
- IBEX_UNLOCK(ib);
-#ifdef ENABLE_THREADS
- do_read_words = 0;
- pthread_join(id, 0);
-#endif
- ibex_save(ib);
- ibex_close(ib);
-
- ib = ibex_open("test.ibex", O_RDWR|O_CREAT, 0600);
- IBEX_LOCK(ib);
- word_index_mem_dump_info(ib->words);
- IBEX_UNLOCK(ib);
-#ifdef ENABLE_THREADS
- do_read_words = 1;
- pthread_create(&id, 0, read_words, ib);
-#endif
- }
-
- }
-
-
- IBEX_LOCK(ib);
- word_index_mem_dump_info(ib->words);
- IBEX_UNLOCK(ib);
-
-#ifdef ENABLE_THREADS
- do_read_words = 0;
- pthread_join(id, 0);
-#endif
-
- ibex_close(ib);
-
-#ifdef TIMEIT
- gettimeofday(&end, NULL);
- diff = end.tv_sec * 1000 + end.tv_usec/1000;
- diff -= start.tv_sec * 1000 + start.tv_usec/1000;
- printf("Total time taken %ld.%03ld seconds\n", diff / 1000, diff % 1000);
-#endif
-
- return 0;
-}
-
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