Start implementing tests

Makefile

@@ -0,0 +1,17 @@
+prefix = /usr/local
+bindir = $(prefix)/bin
+CFLAGS = -std=c99 -Wall -Wextra -pedantic
+
+.DEFAULT_GOAL := test
+
+
+clean:
+	rm -f test
+
+test: test.c
+	$(CC) test.c -g $(CFLAGS) -o test
+
+check: test
+	./test.sh
+
+.PHONY: check