- Added More Documentation

- Added some more notes to the planning doc regarding shared libraries
 - Started adding unit tests for the C++ lang library.

test/tests/lang/test_bits.h

@@ -0,0 +1,49 @@
+// =====================================================================================================================
+//  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_LANG_BITS_H
+#define FENNEC_TEST_LANG_BITS_H
+
+#include <fennec/lang/assert.h>
+#include <fennec/lang/bits.h>
+
+#include "../../test.h"
+
+namespace fennec
+{
+
+namespace test
+{
+
+void fennec_test_lang_bits()
+{
+	int a = 0x48ef13ad;
+	int b = 0x23e5ab9c;
+
+	fennec_test_run(fennec::bit_cast<float>(0x3ee00000), 0.4375f);
+
+	fennec_test_run(*static_cast<int*>(fennec::bit_and(&a, &b, sizeof(int))), 0x48ef13ad & 0x23e5ab9c);
+	fennec_test_run(*static_cast<int*>(fennec::bit_or(&a, &b, sizeof(int))),  (0x48ef13ad & 0x23e5ab9c) | 0x23e5ab9c);
+	fennec_test_run(*static_cast<int*>(fennec::bit_xor(&a, &b, sizeof(int))), ((0x48ef13ad & 0x23e5ab9c) | 0x23e5ab9c) ^ 0x23e5ab9c);
+}
+
+}
+
+}
+
+#endif // FENNEC_TEST_LANG_BITS_H

test/tests/lang/test_conditional_types.h

@@ -19,6 +19,19 @@
 #ifndef FENNEC_TEST_LANG_CONDITIONAL_TYPES_H
 #define FENNEC_TEST_LANG_CONDITIONAL_TYPES_H
 
+namespace fennec
+{
 
+namespace test
+{
+
+inline void fennec_test_lang_conditional_types()
+{
+	
+}
+
+}
+
+}
 
 #endif // FENNEC_TEST_LANG_CONDITIONAL_TYPES_H