X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Ftest%2Ftest-hashmap-plain.c;fp=src%2Ftest%2Ftest-hashmap-plain.c;h=8f7c039e3d514a768529d5783a2cde0ee69ab0dd;hb=8f88aed740ded77af443bb1b7c79bb229b50f8f8;hp=ef78ed6cc91dcbfd4390b3645721f2eedeba2cee;hpb=e4c691b59db60ef2e6d8e64766d6ae02cd0dd457;p=elogind.git

diff --git a/src/test/test-hashmap-plain.c b/src/test/test-hashmap-plain.c
index ef78ed6cc..8f7c039e3 100644
--- a/src/test/test-hashmap-plain.c
+++ b/src/test/test-hashmap-plain.c
@@ -795,6 +795,23 @@ static void test_hashmap_clear_free_free(void) {
         assert_se(hashmap_isempty(m));
 }
 
+static void test_hashmap_reserve(void) {
+        _cleanup_hashmap_free_ Hashmap *m = NULL;
+
+        m = hashmap_new(&string_hash_ops);
+
+        assert_se(hashmap_reserve(m, 1) == 0);
+        assert_se(hashmap_buckets(m) < 1000);
+        assert_se(hashmap_reserve(m, 1000) == 0);
+        assert_se(hashmap_buckets(m) >= 1000);
+        assert_se(hashmap_isempty(m));
+
+        assert_se(hashmap_put(m, "key 1", (void*) "val 1") == 1);
+
+        assert_se(hashmap_reserve(m, UINT_MAX) == -ENOMEM);
+        assert_se(hashmap_reserve(m, UINT_MAX - 1) == -ENOMEM);
+}
+
 void test_hashmap_funcs(void) {
         test_hashmap_copy();
         test_hashmap_get_strv();
@@ -823,4 +840,5 @@ void test_hashmap_funcs(void) {
         test_hashmap_steal_first_key();
         test_hashmap_steal_first();
         test_hashmap_clear_free_free();
+        test_hashmap_reserve();
 }