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-rw-r--r--src/test/test-hashmap.c172
1 files changed, 172 insertions, 0 deletions
diff --git a/src/test/test-hashmap.c b/src/test/test-hashmap.c
new file mode 100644
index 0000000..dbf762c
--- /dev/null
+++ b/src/test/test-hashmap.c
@@ -0,0 +1,172 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "hashmap.h"
+#include "string-util.h"
+#include "tests.h"
+#include "util.h"
+
+unsigned custom_counter = 0;
+static void custom_destruct(void* p) {
+ custom_counter--;
+ free(p);
+}
+
+DEFINE_HASH_OPS_FULL(boring_hash_ops, char, string_hash_func, string_compare_func, free, char, free);
+DEFINE_HASH_OPS_FULL(custom_hash_ops, char, string_hash_func, string_compare_func, custom_destruct, char, custom_destruct);
+
+TEST(ordered_hashmap_next) {
+ _cleanup_ordered_hashmap_free_ OrderedHashmap *m = NULL;
+ int i;
+
+ assert_se(m = ordered_hashmap_new(NULL));
+ for (i = -2; i <= 2; i++)
+ assert_se(ordered_hashmap_put(m, INT_TO_PTR(i), INT_TO_PTR(i+10)) == 1);
+ for (i = -2; i <= 1; i++)
+ assert_se(ordered_hashmap_next(m, INT_TO_PTR(i)) == INT_TO_PTR(i+11));
+ assert_se(!ordered_hashmap_next(m, INT_TO_PTR(2)));
+ assert_se(!ordered_hashmap_next(NULL, INT_TO_PTR(1)));
+ assert_se(!ordered_hashmap_next(m, INT_TO_PTR(3)));
+}
+
+TEST(uint64_compare_func) {
+ const uint64_t a = 0x100, b = 0x101;
+
+ assert_se(uint64_compare_func(&a, &a) == 0);
+ assert_se(uint64_compare_func(&a, &b) == -1);
+ assert_se(uint64_compare_func(&b, &a) == 1);
+}
+
+TEST(trivial_compare_func) {
+ assert_se(trivial_compare_func(INT_TO_PTR('a'), INT_TO_PTR('a')) == 0);
+ assert_se(trivial_compare_func(INT_TO_PTR('a'), INT_TO_PTR('b')) == -1);
+ assert_se(trivial_compare_func(INT_TO_PTR('b'), INT_TO_PTR('a')) == 1);
+}
+
+TEST(string_compare_func) {
+ assert_se(string_compare_func("fred", "wilma") != 0);
+ assert_se(string_compare_func("fred", "fred") == 0);
+}
+
+static void compare_cache(Hashmap *map, IteratedCache *cache) {
+ const void **keys = NULL, **values = NULL;
+ unsigned num, idx;
+ void *k, *v;
+
+ assert_se(iterated_cache_get(cache, &keys, &values, &num) == 0);
+ assert_se(num == 0 || keys);
+ assert_se(num == 0 || values);
+
+ idx = 0;
+ HASHMAP_FOREACH_KEY(v, k, map) {
+ assert_se(v == values[idx]);
+ assert_se(k == keys[idx]);
+
+ idx++;
+ }
+
+ assert_se(idx == num);
+}
+
+TEST(iterated_cache) {
+ Hashmap *m;
+ IteratedCache *c;
+
+ assert_se(m = hashmap_new(NULL));
+ assert_se(c = hashmap_iterated_cache_new(m));
+ compare_cache(m, c);
+
+ for (int stage = 0; stage < 100; stage++) {
+
+ for (int i = 0; i < 100; i++) {
+ int foo = stage * 1000 + i;
+
+ assert_se(hashmap_put(m, INT_TO_PTR(foo), INT_TO_PTR(foo + 777)) == 1);
+ }
+
+ compare_cache(m, c);
+
+ if (!(stage % 10)) {
+ for (int i = 0; i < 100; i++) {
+ int foo = stage * 1000 + i;
+
+ assert_se(hashmap_remove(m, INT_TO_PTR(foo)) == INT_TO_PTR(foo + 777));
+ }
+
+ compare_cache(m, c);
+ }
+ }
+
+ hashmap_clear(m);
+ compare_cache(m, c);
+
+ assert_se(hashmap_free(m) == NULL);
+ assert_se(iterated_cache_free(c) == NULL);
+}
+
+TEST(hashmap_put_strdup) {
+ _cleanup_hashmap_free_ Hashmap *m = NULL;
+ char *s;
+
+ /* We don't have ordered_hashmap_put_strdup() yet. If it is added,
+ * these tests should be moved to test-hashmap-plain.c. */
+
+ assert_se(hashmap_put_strdup(&m, "foo", "bar") == 1);
+ assert_se(hashmap_put_strdup(&m, "foo", "bar") == 0);
+ assert_se(hashmap_put_strdup(&m, "foo", "BAR") == -EEXIST);
+ assert_se(hashmap_put_strdup(&m, "foo", "bar") == 0);
+ assert_se(hashmap_contains(m, "foo"));
+
+ s = hashmap_get(m, "foo");
+ assert_se(streq(s, "bar"));
+
+ assert_se(hashmap_put_strdup(&m, "xxx", "bar") == 1);
+ assert_se(hashmap_put_strdup(&m, "xxx", "bar") == 0);
+ assert_se(hashmap_put_strdup(&m, "xxx", "BAR") == -EEXIST);
+ assert_se(hashmap_put_strdup(&m, "xxx", "bar") == 0);
+ assert_se(hashmap_contains(m, "xxx"));
+
+ s = hashmap_get(m, "xxx");
+ assert_se(streq(s, "bar"));
+}
+
+TEST(hashmap_put_strdup_null) {
+ _cleanup_hashmap_free_ Hashmap *m = NULL;
+ char *s;
+
+ assert_se(hashmap_put_strdup(&m, "foo", "bar") == 1);
+ assert_se(hashmap_put_strdup(&m, "foo", "bar") == 0);
+ assert_se(hashmap_put_strdup(&m, "foo", NULL) == -EEXIST);
+ assert_se(hashmap_put_strdup(&m, "foo", "bar") == 0);
+ assert_se(hashmap_contains(m, "foo"));
+
+ s = hashmap_get(m, "foo");
+ assert_se(streq(s, "bar"));
+
+ assert_se(hashmap_put_strdup(&m, "xxx", NULL) == 1);
+ assert_se(hashmap_put_strdup(&m, "xxx", "bar") == -EEXIST);
+ assert_se(hashmap_put_strdup(&m, "xxx", NULL) == 0);
+ assert_se(hashmap_contains(m, "xxx"));
+
+ s = hashmap_get(m, "xxx");
+ assert_se(s == NULL);
+}
+
+/* This file tests in test-hashmap-plain.c, and tests in test-hashmap-ordered.c, which is generated
+ * from test-hashmap-plain.c. Hashmap tests should be added to test-hashmap-plain.c, and here only if
+ * they don't apply to ordered hashmaps. */
+
+/* This variable allows us to assert that the tests from different compilation units were actually run. */
+int n_extern_tests_run = 0;
+
+static int intro(void) {
+ assert_se(n_extern_tests_run == 0);
+ return EXIT_SUCCESS;
+}
+
+static int outro(void) {
+ /* Ensure hashmap and ordered_hashmap were tested. */
+ assert_se(n_extern_tests_run == 2);
+ return EXIT_SUCCESS;
+}
+
+DEFINE_TEST_MAIN_FULL(LOG_INFO, intro, outro);