- bugfix for deque with _size not being initialized

- wrote PrettyPrinter for deque

test/tests/containers/test_deque.h

@@ -0,0 +1,52 @@
+// =====================================================================================================================
+//  fennec, a free and open source game engine
+//  Copyright © 2025  Medusa Slockbower
+//
+//  This program is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+// =====================================================================================================================
+
+#ifndef FENNEC_TEST_CONTAINERS_DEQUE_H
+#define FENNEC_TEST_CONTAINERS_DEQUE_H
+
+#include <fennec/containers/deque.h>
+
+#include "../../test.h"
+
+namespace fennec
+{
+
+namespace test
+{
+
+inline void fennec_test_containers_deque() {
+	deque<size_t> test;
+
+	const size_t n = 50;
+	for (size_t i = 0; i < n; ++i) {
+		test.push_front(i);
+	}
+
+	for (size_t i = 0; i < n; ++i) {
+		assertf(test.back() == i, "Deque test Failed!");
+		test.pop_back();
+	}
+
+	fennec_test_run(test.empty(), true);
+}
+
+}
+
+}
+
+#endif // FENNEC_TEST_CONTAINERS_DEQUE_H