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/* $Id: hashtab-t.c 6026 2002-12-24 05:02:51Z rra $ */
/* Test suite for lib/hashtab.c. */
#include "config.h"
#include "clibrary.h"
#include <sys/stat.h>
#include "inn/hashtab.h"
#include "inn/messages.h"
#include "libinn.h"
#include "libtest.h"
struct wordref {
const char *word;
int count;
};
static const void *
string_key(const void *entry)
{
return entry;
}
static bool
string_equal(const void *key, const void *entry)
{
const char *p, *q;
p = key;
q = entry;
return !strcmp(p, q);
}
static void
string_delete(void *entry)
{
free(entry);
}
static void
string_traverse(void *entry, void *data)
{
int i;
struct wordref *wordrefs = data;
for (i = 0; wordrefs[i].word != NULL; i++)
if (!strcmp(entry, wordrefs[i].word)) {
wordrefs[i].count++;
return;
}
wordrefs[3].count++;
}
int
main(void)
{
struct hash *hash;
FILE *words;
int reported, i;
char buffer[1024];
char *word;
char *test, *testing, *strange, *change, *foo, *bar;
struct wordref wordrefs[4] = {
{ "test", 0 }, { "testing", 0 }, { "change", 0 }, { NULL, 0 }
};
test = xstrdup("test");
testing = xstrdup("testing");
strange = xstrdup("strange");
change = xstrdup("change");
puts("38");
hash = hash_create(4, hash_string, string_key, string_equal,
string_delete);
ok(1, hash != NULL);
if (hash == NULL)
die("Unable to create hash, cannot continue");
ok(2, hash_insert(hash, "test", test));
ok(3, hash_collisions(hash) == 0);
ok(4, hash_expansions(hash) == 0);
ok(5, hash_searches(hash) == 1);
ok(6, hash_count(hash) == 1);
word = hash_lookup(hash, "test");
ok(7, word != NULL && !strcmp("test", word));
ok(8, hash_delete(hash, "test"));
test = xstrdup("test");
ok(9, hash_lookup(hash, "test") == NULL);
ok(10, !hash_delete(hash, "test"));
ok(11, !hash_replace(hash, "test", testing));
ok(12, hash_count(hash) == 0);
ok(13, hash_insert(hash, "test", test));
ok(14, hash_insert(hash, "testing", testing));
ok(15, hash_insert(hash, "strange", strange));
ok(16, hash_expansions(hash) == 0);
ok(17, hash_insert(hash, "change", change));
ok(18, hash_expansions(hash) == 1);
ok(19, hash_count(hash) == 4);
word = hash_lookup(hash, "testing");
ok(20, word != NULL && !strcmp("testing", word));
word = hash_lookup(hash, "strange");
ok(21, word != NULL && !strcmp("strange", word));
ok(22, hash_lookup(hash, "thingie") == NULL);
ok(23, !hash_delete(hash, "thingie"));
ok(24, hash_delete(hash, "strange"));
ok(25, hash_lookup(hash, "strange") == NULL);
ok(26, hash_count(hash) == 3);
hash_traverse(hash, string_traverse, &wordrefs[0]);
reported = 0;
for (i = 0; wordrefs[i].word != NULL; i++)
if (wordrefs[i].count != 1 && !reported) {
printf("not ");
reported = 1;
}
puts("ok 27");
ok(28, wordrefs[3].count == 0);
hash_free(hash);
/* Test hash creation with an odd size. This previously could result
in the wrong table size being allocated. */
test = xstrdup("test");
testing = xstrdup("testing");
strange = xstrdup("strange");
change = xstrdup("change");
foo = xstrdup("foo");
bar = xstrdup("bar");
hash = hash_create(5, hash_string, string_key, string_equal,
string_delete);
ok(29, hash != NULL);
if (hash == NULL)
die("Unable to create hash, cannot continue");
ok(30, hash_insert(hash, "test", test));
ok(31, hash_insert(hash, "testing", testing));
ok(32, hash_insert(hash, "strange", strange));
ok(33, hash_insert(hash, "change", change));
ok(34, hash_insert(hash, "foo", foo));
ok(35, hash_insert(hash, "bar", bar));
ok(36, hash_count(hash) == 6);
hash_free(hash);
words = fopen("/usr/dict/words", "r");
if (words == NULL)
words = fopen("/usr/share/dict/words", "r");
if (words == NULL) {
puts("ok 37 # skip\nok 38 # skip");
exit(0);
}
hash = hash_create(4, hash_string, string_key, string_equal,
string_delete);
reported = 0;
if (hash == NULL)
printf("not ");
else {
while (fgets(buffer, sizeof(buffer), words)) {
buffer[strlen(buffer) - 1] = '\0';
word = xstrdup(buffer);
if (!hash_insert(hash, word, word)) {
if (!reported)
printf("not ");
reported = 1;
}
}
}
puts("ok 37");
if (fseek(words, 0, SEEK_SET) < 0)
sysdie("Unable to rewind words file");
reported = 0;
if (hash == NULL)
printf("not ");
else {
while (fgets(buffer, sizeof(buffer), words)) {
buffer[strlen(buffer) - 1] = '\0';
word = hash_lookup(hash, buffer);
if (!word || strcmp(word, buffer) != 0) {
if (!reported)
printf("not ");
reported = 1;
}
}
}
puts("ok 38");
hash_free(hash);
return 0;
}
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