core: add missing real.cpp unit test.

test/unit/real.cpp

@@ -0,0 +1,37 @@
+//
+// Lol Engine
+//
+// Copyright: (c) 2010-2011 Sam Hocevar <sam@hocevar.net>
+//   This program is free software; you can redistribute it and/or
+//   modify it under the terms of the Do What The Fuck You Want To
+//   Public License, Version 2, as published by Sam Hocevar. See
+//   http://sam.zoy.org/projects/COPYING.WTFPL for more details.
+//
+
+#if defined HAVE_CONFIG_H
+#   include "config.h"
+#endif
+
+#include <cmath>
+
+#include "core.h"
+#include "lol/unit.h"
+
+namespace lol
+{
+
+LOLUNIT_FIXTURE(RealTest)
+{
+public:
+    LOLUNIT_TEST(test_real_from_float)
+    {
+        float x = real4k(0.0f);
+        float y = real4k(1.0f);
+
+        LOLUNIT_ASSERT_EQUAL(x, 0.0f);
+        LOLUNIT_ASSERT_EQUAL(y, 1.0f);
+    }
+};
+
+} /* namespace lol */
+