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ghash/tests: add test cases for g_hash_table_steal_extended() for a set

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This commit is contained in:
Thomas Haller 2022-10-18 20:57:59 +02:00
parent f8b230f593
commit 600dd1a8a9
1 changed files with 44 additions and 0 deletions
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44
glib/tests/hash.c
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@ -1271,6 +1271,50 @@ test_steal_extended (void)
g_assert_cmpuint (g_hash_table_size (hash), ==, 5);
g_hash_table_unref (hash);
hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
g_hash_table_add (hash, g_strdup ("a"));
g_hash_table_add (hash, g_strdup ("b"));
g_hash_table_add (hash, g_strdup ("c"));
g_hash_table_add (hash, g_strdup ("d"));
g_hash_table_add (hash, g_strdup ("e"));
g_assert_true (g_hash_table_steal_extended (hash, "a", (gpointer *) &stolen_key,
(gpointer *) &stolen_value));
g_assert_cmpstr (stolen_key, ==, "a");
g_assert_cmpstr (stolen_value, ==, NULL);
g_clear_pointer (&stolen_key, g_free);
g_assert_true (g_hash_table_steal_extended (hash, "b", (gpointer *) &stolen_key,
NULL));
g_assert_cmpstr (stolen_key, ==, "b");
g_clear_pointer (&stolen_key, g_free);
g_assert_true (g_hash_table_steal_extended (hash, "c", NULL,
(gpointer *) &stolen_value));
g_assert_cmpstr (stolen_value, ==, "c");
g_clear_pointer (&stolen_value, g_free);
g_assert_true (g_hash_table_steal_extended (hash, "d", (gpointer *) &stolen_key,
(gpointer *) &stolen_value));
g_assert_cmpstr (stolen_key, ==, "d");
g_assert_cmpstr (stolen_value, ==, NULL);
g_clear_pointer (&stolen_key, g_free);
/* So far, the GHashTable was used like a set (g_hash_table_add()), where all key/values were
* identical. Adding one entry where key/value differs, blows the internal representation
* up, and the hash table tracks two separate key/value arrays. */
g_hash_table_replace (hash, g_strdup ("x"), NULL);
g_assert_true (g_hash_table_steal_extended (hash, "e", (gpointer *) &stolen_key,
(gpointer *) &stolen_value));
g_assert_cmpstr (stolen_key, ==, "e");
g_assert_cmpstr (stolen_value, ==, "e");
g_clear_pointer (&stolen_key, g_free);
stolen_value = NULL;
g_hash_table_unref (hash);
}
/* Test that passing %NULL to the optional g_hash_table_steal_extended()