-csrc = $(wildcard src/*.c) $(wildcard src/libc/*.c)
-ssrc = $(wildcard src/*.s) $(wildcard src/libc/*.s) $(wildcard src/boot/*.s)
-obj = $(csrc:.c=.o) $(ssrc:.s=.o)
+csrc = $(wildcard src/*.c) $(wildcard src/libc/*.c) $(wildcard src/test/*.c)
+ssrc = $(wildcard src/*.s) $(wildcard src/libc/*.s) $(wildcard src/boot/*.s) $(wildcard src/test/*.s)
+Ssrc = $(wildcard src/*.S)
+obj = $(csrc:.c=.o) $(ssrc:.s=.o) $(Ssrc:.S=.o)