- Added more euler rotation orders support.

- Fixed floating point issue on the old one.
- Fixed the equation on the get_euler_yxz function.
- Added unit tests.

This work has been kindly sponsored by IMVU.

(cherry picked from commit 2331300989)

main/tests/test_main.cpp

@@ -35,6 +35,7 @@
 #ifdef DEBUG_ENABLED
 
 #include "test_astar.h"
+#include "test_basis.h"
 #include "test_gdscript.h"
 #include "test_gui.h"
 #include "test_math.h"
@@ -51,6 +52,7 @@ const char **tests_get_names() {
 	static const char *test_names[] = {
 		"string",
 		"math",
+		"basis",
 		"physics",
 		"physics_2d",
 		"render",
@@ -81,6 +83,11 @@ MainLoop *test_main(String p_test, const List<String> &p_args) {
 		return TestMath::test();
 	}
 
+	if (p_test == "basis") {
+
+		return TestBasis::test();
+	}
+
 	if (p_test == "physics") {
 
 		return TestPhysics::test();