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mirror of https://gitlab.gnome.org/GNOME/libxml2.git synced 2024-12-24 21:33:51 +03:00
libxml2/testdict.c
Nick Wellnhofer d725addd92 warnings: Work around MSVC bug
MSVC apparently complains when passing a `const char **` to memset.
Unlike `const char *const *`, this isn't a pointer to const memory.
2022-11-22 15:49:27 +01:00

447 lines
12 KiB
C

#include <string.h>
#include <libxml/parser.h>
#include <libxml/dict.h>
/* #define WITH_PRINT */
static const char *seeds1[] = {
"a", "b", "c",
"d", "e", "f",
"g", "h", "i",
"j", "k", "l",
NULL
};
static const char *seeds2[] = {
"m", "n", "o",
"p", "q", "r",
"s", "t", "u",
"v", "w", "x",
NULL
};
#define NB_STRINGS_NS 100
#define NB_STRINGS_MAX 10000
#define NB_STRINGS_MIN 10
static xmlChar *strings1[NB_STRINGS_MAX];
static xmlChar *strings2[NB_STRINGS_MAX];
static const xmlChar *test1[NB_STRINGS_MAX];
static const xmlChar *test2[NB_STRINGS_MAX];
static int nbErrors = 0;
static void fill_strings(void) {
int i, j, k;
/*
* That's a bit nasty but the output is fine and it doesn't take hours
* there is a small but sufficient number of duplicates, and we have
* ":xxx" and full QNames in the last NB_STRINGS_NS values
*/
for (i = 0; seeds1[i] != NULL; i++) {
strings1[i] = xmlStrdup((const xmlChar *) seeds1[i]);
if (strings1[i] == NULL) {
fprintf(stderr, "Out of memory while generating strings1\n");
exit(1);
}
}
for (j = 0, k = 0;i < NB_STRINGS_MAX - NB_STRINGS_NS;i++,j++) {
strings1[i] = xmlStrncatNew(strings1[j], strings1[k], -1);
if (strings1[i] == NULL) {
fprintf(stderr, "Out of memory while generating strings1\n");
exit(1);
}
if (j >= 50) {
j = 0;
k++;
}
}
for (j = 0; (j < 50) && (i < NB_STRINGS_MAX); i++, j+=2) {
strings1[i] = xmlStrncatNew(strings1[j], (const xmlChar *) ":", -1);
if (strings1[i] == NULL) {
fprintf(stderr, "Out of memory while generating strings1\n");
exit(1);
}
}
for (j = NB_STRINGS_MAX - NB_STRINGS_NS, k = 0;
i < NB_STRINGS_MAX;i++,j++) {
strings1[i] = xmlStrncatNew(strings1[j], strings1[k], -1);
if (strings1[i] == NULL) {
fprintf(stderr, "Out of memory while generating strings1\n");
exit(1);
}
k += 3;
if (k >= 50) k = 0;
}
/*
* Now do the same with the second pool of strings
*/
for (i = 0; seeds2[i] != NULL; i++) {
strings2[i] = xmlStrdup((const xmlChar *) seeds2[i]);
if (strings2[i] == NULL) {
fprintf(stderr, "Out of memory while generating strings2\n");
exit(1);
}
}
for (j = 0, k = 0;i < NB_STRINGS_MAX - NB_STRINGS_NS;i++,j++) {
strings2[i] = xmlStrncatNew(strings2[j], strings2[k], -1);
if (strings2[i] == NULL) {
fprintf(stderr, "Out of memory while generating strings2\n");
exit(1);
}
if (j >= 50) {
j = 0;
k++;
}
}
for (j = 0; (j < 50) && (i < NB_STRINGS_MAX); i++, j+=2) {
strings2[i] = xmlStrncatNew(strings2[j], (const xmlChar *) ":", -1);
if (strings2[i] == NULL) {
fprintf(stderr, "Out of memory while generating strings2\n");
exit(1);
}
}
for (j = NB_STRINGS_MAX - NB_STRINGS_NS, k = 0;
i < NB_STRINGS_MAX;i++,j++) {
strings2[i] = xmlStrncatNew(strings2[j], strings2[k], -1);
if (strings2[i] == NULL) {
fprintf(stderr, "Out of memory while generating strings2\n");
exit(1);
}
k += 3;
if (k >= 50) k = 0;
}
}
#ifdef WITH_PRINT
static void print_strings(void) {
int i;
for (i = 0; i < NB_STRINGS_MAX;i++) {
printf("%s\n", strings1[i]);
}
for (i = 0; i < NB_STRINGS_MAX;i++) {
printf("%s\n", strings2[i]);
}
}
#endif
static void clean_strings(void) {
int i;
for (i = 0; i < NB_STRINGS_MAX; i++) {
if (strings1[i] != NULL) /* really should not happen */
xmlFree(strings1[i]);
}
for (i = 0; i < NB_STRINGS_MAX; i++) {
if (strings2[i] != NULL) /* really should not happen */
xmlFree(strings2[i]);
}
}
/*
* This tests the sub-dictionary support
*/
static int run_test2(xmlDictPtr parent) {
int i, j;
xmlDictPtr dict;
int ret = 0;
xmlChar prefix[40];
xmlChar *cur, *pref;
const xmlChar *tmp;
dict = xmlDictCreateSub(parent);
if (dict == NULL) {
fprintf(stderr, "Out of memory while creating sub-dictionary\n");
exit(1);
}
/* Cast to avoid buggy warning on MSVC. */
memset((void *) test2, 0, sizeof(test2));
/*
* Fill in NB_STRINGS_MIN, at this point the dictionary should not grow
* and we allocate all those doing the fast key computations
* All the strings are based on a different seeds subset so we know
* they are allocated in the main dictionary, not coming from the parent
*/
for (i = 0;i < NB_STRINGS_MIN;i++) {
test2[i] = xmlDictLookup(dict, strings2[i], -1);
if (test2[i] == NULL) {
fprintf(stderr, "Failed lookup for '%s'\n", strings2[i]);
ret = 1;
nbErrors++;
}
}
j = NB_STRINGS_MAX - NB_STRINGS_NS;
/* ":foo" like strings2 */
for (i = 0;i < NB_STRINGS_MIN;i++, j++) {
test2[j] = xmlDictLookup(dict, strings2[j], xmlStrlen(strings2[j]));
if (test2[j] == NULL) {
fprintf(stderr, "Failed lookup for '%s'\n", strings2[j]);
ret = 1;
nbErrors++;
}
}
/* "a:foo" like strings2 */
j = NB_STRINGS_MAX - NB_STRINGS_MIN;
for (i = 0;i < NB_STRINGS_MIN;i++, j++) {
test2[j] = xmlDictLookup(dict, strings2[j], xmlStrlen(strings2[j]));
if (test2[j] == NULL) {
fprintf(stderr, "Failed lookup for '%s'\n", strings2[j]);
ret = 1;
nbErrors++;
}
}
/*
* At this point allocate all the strings
* the dictionary will grow in the process, reallocate more string tables
* and switch to the better key generator
*/
for (i = 0;i < NB_STRINGS_MAX;i++) {
if (test2[i] != NULL)
continue;
test2[i] = xmlDictLookup(dict, strings2[i], -1);
if (test2[i] == NULL) {
fprintf(stderr, "Failed lookup for '%s'\n", strings2[i]);
ret = 1;
nbErrors++;
}
}
/*
* Now we can start to test things, first that all strings2 belongs to
* the dict, and that none of them was actually allocated in the parent
*/
for (i = 0;i < NB_STRINGS_MAX;i++) {
if (!xmlDictOwns(dict, test2[i])) {
fprintf(stderr, "Failed ownership failure for '%s'\n",
strings2[i]);
ret = 1;
nbErrors++;
}
if (xmlDictOwns(parent, test2[i])) {
fprintf(stderr, "Failed parent ownership failure for '%s'\n",
strings2[i]);
ret = 1;
nbErrors++;
}
}
/*
* Also verify that all strings from the parent are seen from the subdict
*/
for (i = 0;i < NB_STRINGS_MAX;i++) {
if (!xmlDictOwns(dict, test1[i])) {
fprintf(stderr, "Failed sub-ownership failure for '%s'\n",
strings1[i]);
ret = 1;
nbErrors++;
}
}
/*
* Then that another lookup to the string in sub will return the same
*/
for (i = 0;i < NB_STRINGS_MAX;i++) {
if (xmlDictLookup(dict, strings2[i], -1) != test2[i]) {
fprintf(stderr, "Failed re-lookup check for %d, '%s'\n",
i, strings2[i]);
ret = 1;
nbErrors++;
}
}
/*
* But also that any lookup for a string in the parent will be provided
* as in the parent
*/
for (i = 0;i < NB_STRINGS_MAX;i++) {
if (xmlDictLookup(dict, strings1[i], -1) != test1[i]) {
fprintf(stderr, "Failed parent string lookup check for %d, '%s'\n",
i, strings1[i]);
ret = 1;
nbErrors++;
}
}
/*
* check the QName lookups
*/
for (i = NB_STRINGS_MAX - NB_STRINGS_NS;i < NB_STRINGS_MAX;i++) {
cur = strings2[i];
pref = &prefix[0];
while (*cur != ':') *pref++ = *cur++;
cur++;
*pref = 0;
tmp = xmlDictQLookup(dict, &prefix[0], cur);
if (tmp != test2[i]) {
fprintf(stderr, "Failed lookup check for '%s':'%s'\n",
&prefix[0], cur);
ret = 1;
nbErrors++;
}
}
/*
* check the QName lookups for strings from the parent
*/
for (i = NB_STRINGS_MAX - NB_STRINGS_NS;i < NB_STRINGS_MAX;i++) {
cur = strings1[i];
pref = &prefix[0];
while (*cur != ':') *pref++ = *cur++;
cur++;
*pref = 0;
tmp = xmlDictQLookup(dict, &prefix[0], cur);
if (xmlDictQLookup(dict, &prefix[0], cur) != test1[i]) {
fprintf(stderr, "Failed parent lookup check for '%s':'%s'\n",
&prefix[0], cur);
ret = 1;
nbErrors++;
}
}
xmlDictFree(dict);
return(ret);
}
/*
* Test a single dictionary
*/
static int run_test1(void) {
int i, j;
xmlDictPtr dict;
int ret = 0;
xmlChar prefix[40];
xmlChar *cur, *pref;
const xmlChar *tmp;
dict = xmlDictCreate();
if (dict == NULL) {
fprintf(stderr, "Out of memory while creating dictionary\n");
exit(1);
}
/* Cast to avoid buggy warning on MSVC. */
memset((void *) test1, 0, sizeof(test1));
/*
* Fill in NB_STRINGS_MIN, at this point the dictionary should not grow
* and we allocate all those doing the fast key computations
*/
for (i = 0;i < NB_STRINGS_MIN;i++) {
test1[i] = xmlDictLookup(dict, strings1[i], -1);
if (test1[i] == NULL) {
fprintf(stderr, "Failed lookup for '%s'\n", strings1[i]);
ret = 1;
nbErrors++;
}
}
j = NB_STRINGS_MAX - NB_STRINGS_NS;
/* ":foo" like strings1 */
for (i = 0;i < NB_STRINGS_MIN;i++, j++) {
test1[j] = xmlDictLookup(dict, strings1[j], xmlStrlen(strings1[j]));
if (test1[j] == NULL) {
fprintf(stderr, "Failed lookup for '%s'\n", strings1[j]);
ret = 1;
nbErrors++;
}
}
/* "a:foo" like strings1 */
j = NB_STRINGS_MAX - NB_STRINGS_MIN;
for (i = 0;i < NB_STRINGS_MIN;i++, j++) {
test1[j] = xmlDictLookup(dict, strings1[j], xmlStrlen(strings1[j]));
if (test1[j] == NULL) {
fprintf(stderr, "Failed lookup for '%s'\n", strings1[j]);
ret = 1;
nbErrors++;
}
}
/*
* At this point allocate all the strings
* the dictionary will grow in the process, reallocate more string tables
* and switch to the better key generator
*/
for (i = 0;i < NB_STRINGS_MAX;i++) {
if (test1[i] != NULL)
continue;
test1[i] = xmlDictLookup(dict, strings1[i], -1);
if (test1[i] == NULL) {
fprintf(stderr, "Failed lookup for '%s'\n", strings1[i]);
ret = 1;
nbErrors++;
}
}
/*
* Now we can start to test things, first that all strings1 belongs to
* the dict
*/
for (i = 0;i < NB_STRINGS_MAX;i++) {
if (!xmlDictOwns(dict, test1[i])) {
fprintf(stderr, "Failed ownership failure for '%s'\n",
strings1[i]);
ret = 1;
nbErrors++;
}
}
/*
* Then that another lookup to the string will return the same
*/
for (i = 0;i < NB_STRINGS_MAX;i++) {
if (xmlDictLookup(dict, strings1[i], -1) != test1[i]) {
fprintf(stderr, "Failed re-lookup check for %d, '%s'\n",
i, strings1[i]);
ret = 1;
nbErrors++;
}
}
/*
* More complex, check the QName lookups
*/
for (i = NB_STRINGS_MAX - NB_STRINGS_NS;i < NB_STRINGS_MAX;i++) {
cur = strings1[i];
pref = &prefix[0];
while (*cur != ':') *pref++ = *cur++;
cur++;
*pref = 0;
tmp = xmlDictQLookup(dict, &prefix[0], cur);
if (tmp != test1[i]) {
fprintf(stderr, "Failed lookup check for '%s':'%s'\n",
&prefix[0], cur);
ret = 1;
nbErrors++;
}
}
run_test2(dict);
xmlDictFree(dict);
return(ret);
}
int main(void)
{
int ret;
LIBXML_TEST_VERSION
fill_strings();
#ifdef WITH_PRINT
print_strings();
#endif
ret = run_test1();
if (ret == 0) {
printf("dictionary tests succeeded %d strings\n", 2 * NB_STRINGS_MAX);
} else {
printf("dictionary tests failed with %d errors\n", nbErrors);
}
clean_strings();
xmlCleanupParser();
xmlMemoryDump();
return(ret);
}