qemu/tests/check-qdict.c
Max Reitz 8a5eb36a1c check-qdict: Add test for qdict_join()
Add some test cases for qdict_join().

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-05-19 11:36:48 +02:00

685 lines
15 KiB
C

/*
* QDict unit-tests.
*
* Copyright (C) 2009 Red Hat Inc.
*
* Authors:
* Luiz Capitulino <lcapitulino@redhat.com>
*
* This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
* See the COPYING.LIB file in the top-level directory.
*/
#include <glib.h>
#include "qapi/qmp/qint.h"
#include "qapi/qmp/qdict.h"
#include "qapi/qmp/qstring.h"
#include "qemu-common.h"
/*
* Public Interface test-cases
*
* (with some violations to access 'private' data)
*/
static void qdict_new_test(void)
{
QDict *qdict;
qdict = qdict_new();
g_assert(qdict != NULL);
g_assert(qdict_size(qdict) == 0);
g_assert(qdict->base.refcnt == 1);
g_assert(qobject_type(QOBJECT(qdict)) == QTYPE_QDICT);
// destroy doesn't exit yet
g_free(qdict);
}
static void qdict_put_obj_test(void)
{
QInt *qi;
QDict *qdict;
QDictEntry *ent;
const int num = 42;
qdict = qdict_new();
// key "" will have tdb hash 12345
qdict_put_obj(qdict, "", QOBJECT(qint_from_int(num)));
g_assert(qdict_size(qdict) == 1);
ent = QLIST_FIRST(&qdict->table[12345 % QDICT_BUCKET_MAX]);
qi = qobject_to_qint(ent->value);
g_assert(qint_get_int(qi) == num);
// destroy doesn't exit yet
QDECREF(qi);
g_free(ent->key);
g_free(ent);
g_free(qdict);
}
static void qdict_destroy_simple_test(void)
{
QDict *qdict;
qdict = qdict_new();
qdict_put_obj(qdict, "num", QOBJECT(qint_from_int(0)));
qdict_put_obj(qdict, "str", QOBJECT(qstring_from_str("foo")));
QDECREF(qdict);
}
static void qdict_get_test(void)
{
QInt *qi;
QObject *obj;
const int value = -42;
const char *key = "test";
QDict *tests_dict = qdict_new();
qdict_put(tests_dict, key, qint_from_int(value));
obj = qdict_get(tests_dict, key);
g_assert(obj != NULL);
qi = qobject_to_qint(obj);
g_assert(qint_get_int(qi) == value);
QDECREF(tests_dict);
}
static void qdict_get_int_test(void)
{
int ret;
const int value = 100;
const char *key = "int";
QDict *tests_dict = qdict_new();
qdict_put(tests_dict, key, qint_from_int(value));
ret = qdict_get_int(tests_dict, key);
g_assert(ret == value);
QDECREF(tests_dict);
}
static void qdict_get_try_int_test(void)
{
int ret;
const int value = 100;
const char *key = "int";
QDict *tests_dict = qdict_new();
qdict_put(tests_dict, key, qint_from_int(value));
ret = qdict_get_try_int(tests_dict, key, 0);
g_assert(ret == value);
QDECREF(tests_dict);
}
static void qdict_get_str_test(void)
{
const char *p;
const char *key = "key";
const char *str = "string";
QDict *tests_dict = qdict_new();
qdict_put(tests_dict, key, qstring_from_str(str));
p = qdict_get_str(tests_dict, key);
g_assert(p != NULL);
g_assert(strcmp(p, str) == 0);
QDECREF(tests_dict);
}
static void qdict_get_try_str_test(void)
{
const char *p;
const char *key = "key";
const char *str = "string";
QDict *tests_dict = qdict_new();
qdict_put(tests_dict, key, qstring_from_str(str));
p = qdict_get_try_str(tests_dict, key);
g_assert(p != NULL);
g_assert(strcmp(p, str) == 0);
QDECREF(tests_dict);
}
static void qdict_haskey_not_test(void)
{
QDict *tests_dict = qdict_new();
g_assert(qdict_haskey(tests_dict, "test") == 0);
QDECREF(tests_dict);
}
static void qdict_haskey_test(void)
{
const char *key = "test";
QDict *tests_dict = qdict_new();
qdict_put(tests_dict, key, qint_from_int(0));
g_assert(qdict_haskey(tests_dict, key) == 1);
QDECREF(tests_dict);
}
static void qdict_del_test(void)
{
const char *key = "key test";
QDict *tests_dict = qdict_new();
qdict_put(tests_dict, key, qstring_from_str("foo"));
g_assert(qdict_size(tests_dict) == 1);
qdict_del(tests_dict, key);
g_assert(qdict_size(tests_dict) == 0);
g_assert(qdict_haskey(tests_dict, key) == 0);
QDECREF(tests_dict);
}
static void qobject_to_qdict_test(void)
{
QDict *tests_dict = qdict_new();
g_assert(qobject_to_qdict(QOBJECT(tests_dict)) == tests_dict);
QDECREF(tests_dict);
}
static void qdict_iterapi_test(void)
{
int count;
const QDictEntry *ent;
QDict *tests_dict = qdict_new();
g_assert(qdict_first(tests_dict) == NULL);
qdict_put(tests_dict, "key1", qint_from_int(1));
qdict_put(tests_dict, "key2", qint_from_int(2));
qdict_put(tests_dict, "key3", qint_from_int(3));
count = 0;
for (ent = qdict_first(tests_dict); ent; ent = qdict_next(tests_dict, ent)){
g_assert(qdict_haskey(tests_dict, qdict_entry_key(ent)) == 1);
count++;
}
g_assert(count == qdict_size(tests_dict));
/* Do it again to test restarting */
count = 0;
for (ent = qdict_first(tests_dict); ent; ent = qdict_next(tests_dict, ent)){
g_assert(qdict_haskey(tests_dict, qdict_entry_key(ent)) == 1);
count++;
}
g_assert(count == qdict_size(tests_dict));
QDECREF(tests_dict);
}
static void qdict_flatten_test(void)
{
QList *list1 = qlist_new();
QList *list2 = qlist_new();
QDict *dict1 = qdict_new();
QDict *dict2 = qdict_new();
QDict *dict3 = qdict_new();
/*
* Test the flattening of
*
* {
* "e": [
* 42,
* [
* 23,
* 66,
* {
* "a": 0,
* "b": 1
* }
* ]
* ],
* "f": {
* "c": 2,
* "d": 3,
* },
* "g": 4
* }
*
* to
*
* {
* "e.0": 42,
* "e.1.0": 23,
* "e.1.1": 66,
* "e.1.2.a": 0,
* "e.1.2.b": 1,
* "f.c": 2,
* "f.d": 3,
* "g": 4
* }
*/
qdict_put(dict1, "a", qint_from_int(0));
qdict_put(dict1, "b", qint_from_int(1));
qlist_append_obj(list1, QOBJECT(qint_from_int(23)));
qlist_append_obj(list1, QOBJECT(qint_from_int(66)));
qlist_append_obj(list1, QOBJECT(dict1));
qlist_append_obj(list2, QOBJECT(qint_from_int(42)));
qlist_append_obj(list2, QOBJECT(list1));
qdict_put(dict2, "c", qint_from_int(2));
qdict_put(dict2, "d", qint_from_int(3));
qdict_put_obj(dict3, "e", QOBJECT(list2));
qdict_put_obj(dict3, "f", QOBJECT(dict2));
qdict_put(dict3, "g", qint_from_int(4));
qdict_flatten(dict3);
g_assert(qdict_get_int(dict3, "e.0") == 42);
g_assert(qdict_get_int(dict3, "e.1.0") == 23);
g_assert(qdict_get_int(dict3, "e.1.1") == 66);
g_assert(qdict_get_int(dict3, "e.1.2.a") == 0);
g_assert(qdict_get_int(dict3, "e.1.2.b") == 1);
g_assert(qdict_get_int(dict3, "f.c") == 2);
g_assert(qdict_get_int(dict3, "f.d") == 3);
g_assert(qdict_get_int(dict3, "g") == 4);
g_assert(qdict_size(dict3) == 8);
QDECREF(dict3);
}
static void qdict_array_split_test(void)
{
QDict *test_dict = qdict_new();
QDict *dict1, *dict2;
QInt *int1;
QList *test_list;
/*
* Test the split of
*
* {
* "1.x": 0,
* "4.y": 1,
* "0.a": 42,
* "o.o": 7,
* "0.b": 23,
* "2": 66
* }
*
* to
*
* [
* {
* "a": 42,
* "b": 23
* },
* {
* "x": 0
* },
* 66
* ]
*
* and
*
* {
* "4.y": 1,
* "o.o": 7
* }
*
* (remaining in the old QDict)
*
* This example is given in the comment of qdict_array_split().
*/
qdict_put(test_dict, "1.x", qint_from_int(0));
qdict_put(test_dict, "4.y", qint_from_int(1));
qdict_put(test_dict, "0.a", qint_from_int(42));
qdict_put(test_dict, "o.o", qint_from_int(7));
qdict_put(test_dict, "0.b", qint_from_int(23));
qdict_put(test_dict, "2", qint_from_int(66));
qdict_array_split(test_dict, &test_list);
dict1 = qobject_to_qdict(qlist_pop(test_list));
dict2 = qobject_to_qdict(qlist_pop(test_list));
int1 = qobject_to_qint(qlist_pop(test_list));
g_assert(dict1);
g_assert(dict2);
g_assert(int1);
g_assert(qlist_empty(test_list));
QDECREF(test_list);
g_assert(qdict_get_int(dict1, "a") == 42);
g_assert(qdict_get_int(dict1, "b") == 23);
g_assert(qdict_size(dict1) == 2);
QDECREF(dict1);
g_assert(qdict_get_int(dict2, "x") == 0);
g_assert(qdict_size(dict2) == 1);
QDECREF(dict2);
g_assert(qint_get_int(int1) == 66);
QDECREF(int1);
g_assert(qdict_get_int(test_dict, "4.y") == 1);
g_assert(qdict_get_int(test_dict, "o.o") == 7);
g_assert(qdict_size(test_dict) == 2);
QDECREF(test_dict);
/*
* Test the split of
*
* {
* "0": 42,
* "1": 23,
* "1.x": 84
* }
*
* to
*
* [
* 42
* ]
*
* and
*
* {
* "1": 23,
* "1.x": 84
* }
*
* That is, test whether splitting stops if there is both an entry with key
* of "%u" and other entries with keys prefixed "%u." for the same index.
*/
test_dict = qdict_new();
qdict_put(test_dict, "0", qint_from_int(42));
qdict_put(test_dict, "1", qint_from_int(23));
qdict_put(test_dict, "1.x", qint_from_int(84));
qdict_array_split(test_dict, &test_list);
int1 = qobject_to_qint(qlist_pop(test_list));
g_assert(int1);
g_assert(qlist_empty(test_list));
QDECREF(test_list);
g_assert(qint_get_int(int1) == 42);
QDECREF(int1);
g_assert(qdict_get_int(test_dict, "1") == 23);
g_assert(qdict_get_int(test_dict, "1.x") == 84);
g_assert(qdict_size(test_dict) == 2);
QDECREF(test_dict);
}
static void qdict_join_test(void)
{
QDict *dict1, *dict2;
bool overwrite = false;
int i;
dict1 = qdict_new();
dict2 = qdict_new();
/* Test everything once without overwrite and once with */
do
{
/* Test empty dicts */
qdict_join(dict1, dict2, overwrite);
g_assert(qdict_size(dict1) == 0);
g_assert(qdict_size(dict2) == 0);
/* First iteration: Test movement */
/* Second iteration: Test empty source and non-empty destination */
qdict_put(dict2, "foo", qint_from_int(42));
for (i = 0; i < 2; i++) {
qdict_join(dict1, dict2, overwrite);
g_assert(qdict_size(dict1) == 1);
g_assert(qdict_size(dict2) == 0);
g_assert(qdict_get_int(dict1, "foo") == 42);
}
/* Test non-empty source and destination without conflict */
qdict_put(dict2, "bar", qint_from_int(23));
qdict_join(dict1, dict2, overwrite);
g_assert(qdict_size(dict1) == 2);
g_assert(qdict_size(dict2) == 0);
g_assert(qdict_get_int(dict1, "foo") == 42);
g_assert(qdict_get_int(dict1, "bar") == 23);
/* Test conflict */
qdict_put(dict2, "foo", qint_from_int(84));
qdict_join(dict1, dict2, overwrite);
g_assert(qdict_size(dict1) == 2);
g_assert(qdict_size(dict2) == !overwrite);
g_assert(qdict_get_int(dict1, "foo") == overwrite ? 84 : 42);
g_assert(qdict_get_int(dict1, "bar") == 23);
if (!overwrite) {
g_assert(qdict_get_int(dict2, "foo") == 84);
}
/* Check the references */
g_assert(qdict_get(dict1, "foo")->refcnt == 1);
g_assert(qdict_get(dict1, "bar")->refcnt == 1);
if (!overwrite) {
g_assert(qdict_get(dict2, "foo")->refcnt == 1);
}
/* Clean up */
qdict_del(dict1, "foo");
qdict_del(dict1, "bar");
if (!overwrite) {
qdict_del(dict2, "foo");
}
}
while (overwrite ^= true);
QDECREF(dict1);
QDECREF(dict2);
}
/*
* Errors test-cases
*/
static void qdict_put_exists_test(void)
{
int value;
const char *key = "exists";
QDict *tests_dict = qdict_new();
qdict_put(tests_dict, key, qint_from_int(1));
qdict_put(tests_dict, key, qint_from_int(2));
value = qdict_get_int(tests_dict, key);
g_assert(value == 2);
g_assert(qdict_size(tests_dict) == 1);
QDECREF(tests_dict);
}
static void qdict_get_not_exists_test(void)
{
QDict *tests_dict = qdict_new();
g_assert(qdict_get(tests_dict, "foo") == NULL);
QDECREF(tests_dict);
}
/*
* Stress test-case
*
* This is a lot big for a unit-test, but there is no other place
* to have it.
*/
static void remove_dots(char *string)
{
char *p = strchr(string, ':');
if (p)
*p = '\0';
}
static QString *read_line(FILE *file, char *key)
{
char value[128];
if (fscanf(file, "%127s%127s", key, value) == EOF) {
return NULL;
}
remove_dots(key);
return qstring_from_str(value);
}
#define reset_file(file) fseek(file, 0L, SEEK_SET)
static void qdict_stress_test(void)
{
size_t lines;
char key[128];
FILE *test_file;
QDict *qdict;
QString *value;
const char *test_file_path = "qdict-test-data.txt";
test_file = fopen(test_file_path, "r");
g_assert(test_file != NULL);
// Create the dict
qdict = qdict_new();
g_assert(qdict != NULL);
// Add everything from the test file
for (lines = 0;; lines++) {
value = read_line(test_file, key);
if (!value)
break;
qdict_put(qdict, key, value);
}
g_assert(qdict_size(qdict) == lines);
// Check if everything is really in there
reset_file(test_file);
for (;;) {
const char *str1, *str2;
value = read_line(test_file, key);
if (!value)
break;
str1 = qstring_get_str(value);
str2 = qdict_get_str(qdict, key);
g_assert(str2 != NULL);
g_assert(strcmp(str1, str2) == 0);
QDECREF(value);
}
// Delete everything
reset_file(test_file);
for (;;) {
value = read_line(test_file, key);
if (!value)
break;
qdict_del(qdict, key);
QDECREF(value);
g_assert(qdict_haskey(qdict, key) == 0);
}
fclose(test_file);
g_assert(qdict_size(qdict) == 0);
QDECREF(qdict);
}
int main(int argc, char **argv)
{
g_test_init(&argc, &argv, NULL);
g_test_add_func("/public/new", qdict_new_test);
g_test_add_func("/public/put_obj", qdict_put_obj_test);
g_test_add_func("/public/destroy_simple", qdict_destroy_simple_test);
/* Continue, but now with fixtures */
g_test_add_func("/public/get", qdict_get_test);
g_test_add_func("/public/get_int", qdict_get_int_test);
g_test_add_func("/public/get_try_int", qdict_get_try_int_test);
g_test_add_func("/public/get_str", qdict_get_str_test);
g_test_add_func("/public/get_try_str", qdict_get_try_str_test);
g_test_add_func("/public/haskey_not", qdict_haskey_not_test);
g_test_add_func("/public/haskey", qdict_haskey_test);
g_test_add_func("/public/del", qdict_del_test);
g_test_add_func("/public/to_qdict", qobject_to_qdict_test);
g_test_add_func("/public/iterapi", qdict_iterapi_test);
g_test_add_func("/public/flatten", qdict_flatten_test);
g_test_add_func("/public/array_split", qdict_array_split_test);
g_test_add_func("/public/join", qdict_join_test);
g_test_add_func("/errors/put_exists", qdict_put_exists_test);
g_test_add_func("/errors/get_not_exists", qdict_get_not_exists_test);
/* The Big one */
if (g_test_slow()) {
g_test_add_func("/stress/test", qdict_stress_test);
}
return g_test_run();
}