Add first test cases (for bus access).

test/Kyuafile

@@ -0,0 +1,6 @@
+syntax(2)
+
+test_suite('rk65c02-tests')
+
+atf_test_program{name='test_bus'}
+

test/Makefile

@@ -0,0 +1,11 @@
+CFLAGS=-Wall -I../src
+LDFLAGS=-L../src/ -latf-c -lrk65c02
+#-Wl,-R../src/
+
+test_bus : test_bus.o
+	$(CC) -o test_bus $(LDFLAGS) $<
+
+%.o : %.c
+	$(CC) $(CFLAGS) -c $< 
+
+

test/test_bus.c

@@ -0,0 +1,33 @@
+#include <atf-c.h>
+
+#include <stdio.h>
+#include <string.h>
+
+#include "bus.h"
+
+ATF_TC_WITHOUT_HEAD(bus__init);
+ATF_TC_BODY(bus__init, tc)
+{
+	bus_t b;
+
+	b = bus_init();
+
+	ATF_CHECK(b.space != NULL);
+
+	bus_finish(&b);
+}
+
+ATF_TC_WITHOUT_HEAD(bus__foo);
+ATF_TC_BODY(bus__foo, tc)
+{
+	bus_t b;
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+	ATF_TP_ADD_TC(tp, bus__init);
+	ATF_TP_ADD_TC(tp, bus__foo);
+
+	return (atf_no_error());
+}
+