[test] Add test for Asylum loader

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>
[test] Add RAD loader test

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>
Handle memory allocation errors in RAD loader

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>