2 * Written by Josh Dybnis and released to the public domain, as explained at
3 * http://creativecommons.org/licenses/publicdomain
5 * tests ported from high-scale-lib
6 * http://sourceforge.net/projects/high-scale-lib
20 #include "hashtable.h"
23 #define ASSERT_EQUAL(x, y) CuAssertIntEquals(tc, x, y)
25 //#define TEST_STRING_KEYS
27 typedef struct worker_data {
34 static const map_impl_t *map_type_;
36 static size_t iterator_size (map_t *map) {
37 map_iter_t *iter = map_iter_begin(map, 0);
39 while (map_iter_next(iter, NULL) != DOES_NOT_EXIST) {
46 // Test some basic stuff; add a few keys, remove a few keys
47 void basic_test (CuTest* tc) {
49 #ifdef TEST_STRING_KEYS
50 map_t *map = map_alloc(map_type_, &DATATYPE_NSTRING);
51 nstring_t *k1 = ns_alloc(3); strcpy(k1->data, "k1");
52 nstring_t *k2 = ns_alloc(3); strcpy(k1->data, "k2");
53 nstring_t *k3 = ns_alloc(3); strcpy(k1->data, "k3");
54 nstring_t *k4 = ns_alloc(3); strcpy(k1->data, "k4");
56 map_t *map = map_alloc(map_type_, NULL);
57 map_key_t k1 = (map_key_t)1;
58 map_key_t k2 = (map_key_t)2;
59 map_key_t k3 = (map_key_t)3;
60 map_key_t k4 = (map_key_t)4;
63 ASSERT_EQUAL( 0, map_count (map) );
64 ASSERT_EQUAL( DOES_NOT_EXIST, map_add (map, k1,10) );
65 ASSERT_EQUAL( 1, map_count (map) );
66 ASSERT_EQUAL( 1, iterator_size(map) );
67 ASSERT_EQUAL( DOES_NOT_EXIST, map_add (map, k2,20) );
68 ASSERT_EQUAL( 2, map_count (map) );
69 ASSERT_EQUAL( 2, iterator_size(map) );
70 ASSERT_EQUAL( 20, map_get (map, k2) );
71 ASSERT_EQUAL( 10, map_set (map, k1,11) );
72 ASSERT_EQUAL( 20, map_set (map, k2,21) );
73 ASSERT_EQUAL( 2, map_count (map) );
74 ASSERT_EQUAL( 2, iterator_size(map) );
75 ASSERT_EQUAL( 21, map_add (map, k2,22) );
76 ASSERT_EQUAL( 11, map_remove (map, k1) );
77 ASSERT_EQUAL( DOES_NOT_EXIST, map_get (map, k1) );
78 ASSERT_EQUAL( 1, map_count (map) );
79 ASSERT_EQUAL( 1, iterator_size(map) );
80 ASSERT_EQUAL( DOES_NOT_EXIST, map_remove (map, k1) );
81 ASSERT_EQUAL( 21, map_remove (map, k2) );
82 ASSERT_EQUAL( 0, map_count (map) );
83 ASSERT_EQUAL( 0, iterator_size(map) );
84 ASSERT_EQUAL( DOES_NOT_EXIST, map_remove (map, k2) );
85 ASSERT_EQUAL( DOES_NOT_EXIST, map_remove (map, k3) );
86 ASSERT_EQUAL( 0, map_count (map) );
87 ASSERT_EQUAL( 0, iterator_size(map) );
89 ASSERT_EQUAL( DOES_NOT_EXIST, map_add (map, k4,40) );
90 ASSERT_EQUAL( 40, map_get (map, k4) );
91 ASSERT_EQUAL( 1, map_count (map) );
92 ASSERT_EQUAL( 1, iterator_size(map) );
93 ASSERT_EQUAL( 40, map_remove (map, k4) );
94 ASSERT_EQUAL( DOES_NOT_EXIST, map_get (map, k4) );
95 ASSERT_EQUAL( 0, map_count (map) );
96 ASSERT_EQUAL( 0, iterator_size(map) );
98 ASSERT_EQUAL( DOES_NOT_EXIST, map_replace(map, k4,10) );
99 ASSERT_EQUAL( DOES_NOT_EXIST, map_get (map, k4) );
100 ASSERT_EQUAL( DOES_NOT_EXIST, map_set (map, k4,40) );
101 ASSERT_EQUAL( 40, map_replace(map, k4,41) );
102 ASSERT_EQUAL( 41, map_get (map, k4) );
103 ASSERT_EQUAL( 41, map_remove (map, k4) );
104 ASSERT_EQUAL( DOES_NOT_EXIST, map_get (map, k4) );
105 ASSERT_EQUAL( 0, map_count (map) );
106 ASSERT_EQUAL( 0, iterator_size(map) );
108 ASSERT_EQUAL( DOES_NOT_EXIST, map_replace(map, k2,20) );
109 ASSERT_EQUAL( DOES_NOT_EXIST, map_get (map, k2) );
111 // In the end, all entries should be removed
112 ASSERT_EQUAL( DOES_NOT_EXIST, map_set (map, k2,20) );
113 ASSERT_EQUAL( 20, map_replace(map, k2,21) );
114 ASSERT_EQUAL( 21, map_get (map, k2) );
115 ASSERT_EQUAL( 21, map_remove (map, k2) );
116 ASSERT_EQUAL( DOES_NOT_EXIST, map_get (map, k2) );
117 ASSERT_EQUAL( 0, map_count (map) );
118 ASSERT_EQUAL( 0, iterator_size(map) );
122 rcu_update(); // In a quiecent state.
123 #ifdef TEST_STRING_KEYS
124 nbd_free(k1); nbd_free(k2); nbd_free(k3); nbd_free(k4);
128 void *add_remove_worker (void *arg) {
129 worker_data_t *wd = (worker_data_t *)arg;
130 map_t *map = wd->map;
135 SYNC_ADD(wd->wait, -1);
136 do { } while (*wd->wait); // wait for all workers to be ready
138 #ifdef TEST_STRING_KEYS
139 nstring_t *key = ns_alloc(9);
144 for (int j = 0; j < 10; ++j) {
145 for (int i = d+1; i < iters; i+=2) {
146 #ifdef TEST_STRING_KEYS
147 memset(key->data, 0, key->len);
148 snprintf(key->data, key->len, "%llu", i);
152 TRACE("t0", "test map_add() iteration (%llu, %llu)", j, i);
153 ASSERT_EQUAL(DOES_NOT_EXIST, map_add(map, key, d+1) );
154 rcu_update(); // In a quiecent state.
156 for (int i = d+1; i < iters; i+=2) {
157 #ifdef TEST_STRING_KEYS
158 memset(key->data, 0, key->len);
159 snprintf(key->data, key->len, "%u", i);
163 TRACE("t0", "test map_remove() iteration (%llu, %llu)", j, i);
164 ASSERT_EQUAL(d+1, map_remove(map, key) );
165 rcu_update(); // In a quiecent state.
171 // Do some simple concurrent testing
172 void concurrent_add_remove_test (CuTest* tc) {
176 static const int num_threads = 2;
177 volatile int wait = num_threads;
178 #ifdef TEST_STRING_KEYS
179 map_t *map = map_alloc(map_type_, &DATATYPE_NSTRING);
181 map_t *map = map_alloc(map_type_, NULL);
184 struct timeval tv1, tv2;
185 gettimeofday(&tv1, NULL);
187 // In 2 threads, add & remove even & odd elements concurrently
189 for (i = 0; i < num_threads; ++i) {
194 int rc = nbd_thread_create(thread + i, i, add_remove_worker, wd + i);
195 if (rc != 0) { perror("nbd_thread_create"); return; }
198 for (i = 0; i < num_threads; ++i) {
199 pthread_join(thread[i], NULL);
202 gettimeofday(&tv2, NULL);
203 int ms = (int)(1000000*(tv2.tv_sec - tv1.tv_sec) + tv2.tv_usec - tv1.tv_usec) / 1000;
205 printf("Th:%d Time:%dms\n", num_threads, ms);
208 // In the end, all members should be removed
209 ASSERT_EQUAL( 0, map_count(map) );
210 ASSERT_EQUAL( 0, iterator_size(map) );
212 // In a quiecent state; it is safe to free.
216 void basic_iteration_test (CuTest* tc) {
217 #ifdef TEST_STRING_KEYS
218 map_t *map = map_alloc(map_type_, &DATATYPE_NSTRING);
219 nstring_t *k1 = ns_alloc(3); strcpy(k1->data, "k1");
220 nstring_t *k2 = ns_alloc(3); strcpy(k1->data, "k2");
224 map_t *map = map_alloc(map_type_, NULL);
225 map_key_t k1 = (map_key_t)1;
226 map_key_t k2 = (map_key_t)2;
231 ASSERT_EQUAL( DOES_NOT_EXIST, map_add (map, k1,1) );
232 ASSERT_EQUAL( DOES_NOT_EXIST, map_add (map, k2,2) );
235 map_iter_t *iter = map_iter_begin(map, 0);
236 x_v = map_iter_next(iter, &x_k);
237 y_v = map_iter_next(iter, &y_k);
238 ASSERT_EQUAL( DOES_NOT_EXIST, map_iter_next(iter, NULL) );
240 #ifdef TEST_STRING_KEYS
241 ASSERT_EQUAL( TRUE, (ns_cmp(x_k, k1) == 0 && x_v == 1) || (ns_cmp(y_k, k1) == 0 && y_v == 1) );
242 ASSERT_EQUAL( TRUE, (ns_cmp(x_k, k2) == 0 && x_v == 2) || (ns_cmp(y_k, k2) == 0 && y_v == 2) );
246 ASSERT_EQUAL( TRUE, (x_k == k1 && x_v == 1) || (y_k == k1 && y_v == 1) );
247 ASSERT_EQUAL( TRUE, (x_k == k2 && x_v == 2) || (y_k == k2 && y_v == 2) );
253 void big_iteration_test (CuTest* tc) {
254 static const int n = 10000;
256 #ifdef TEST_STRING_KEYS
257 map_t *map = map_alloc(map_type_, &DATATYPE_NSTRING);
258 nstring_t *key = ns_alloc(9);
259 nstring_t *k3 = ns_alloc(3); strcpy(k1->data, "k3");
260 nstring_t *k4 = ns_alloc(3); strcpy(k1->data, "k4");
262 map_t *map = map_alloc(map_type_, NULL);
263 map_key_t k3 = (map_key_t)3;
264 map_key_t k4 = (map_key_t)4;
268 for (size_t i = 1; i <= n; ++i) {
269 #ifdef TEST_STRING_KEYS
270 memset(key->data, 0, key->len);
271 snprintf(key->data, key->len, "k%llu", i);
275 ASSERT_EQUAL( DOES_NOT_EXIST, map_get(map, key) );
276 ASSERT_EQUAL( DOES_NOT_EXIST, map_set(map, key, i) );
277 ASSERT_EQUAL( i, map_get(map, key) );
278 rcu_update(); // In a quiecent state.
281 ASSERT_EQUAL( n, map_count(map) );
282 ASSERT_EQUAL( n, iterator_size(map) );
286 map_iter_t *iter = map_iter_begin(map, 0);
287 while ((val = map_iter_next(iter, NULL)) != DOES_NOT_EXIST) {
291 ASSERT_EQUAL(n*(n+1)/2, sum);
292 ASSERT_EQUAL(3, map_remove(map, k3));
293 ASSERT_EQUAL(4, map_remove(map, k4));
295 iter = map_iter_begin(map, 0);
296 while ((val = map_iter_next(iter, NULL)) != DOES_NOT_EXIST) {
300 ASSERT_EQUAL(n*(n+1)/2 - (3+4), sum);
302 #ifdef TEST_STRING_KEYS
310 lwt_set_trace_level("h3");
312 static const map_impl_t *map_types[] = { &ll_map_impl, &sl_map_impl, &ht_map_impl };
313 for (int i = 0; i < sizeof(map_types)/sizeof(*map_types); ++i) {
314 map_type_ = map_types[i];
316 // Create and run test suite
317 CuString *output = CuStringNew();
318 CuSuite* suite = CuSuiteNew();
320 SUITE_ADD_TEST(suite, basic_test);
321 SUITE_ADD_TEST(suite, basic_iteration_test);
322 SUITE_ADD_TEST(suite, big_iteration_test);
323 SUITE_ADD_TEST(suite, concurrent_add_remove_test);
326 CuSuiteDetails(suite, output);
327 printf("%s\n", output->buffer);