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rk65c02/test/test_emulation.c
2017-01-20 10:41:56 +01:00

99 lines
1.7 KiB
C

#include <atf-c.h>
#include <stdio.h>
#include <stdbool.h>
#include <string.h>
#include "bus.h"
#include "rk65c02.h"
#define ROM_LOAD_ADDR 0xC000
bool rom_start(rk65c02emu_t *, const char *);
bool
rom_start(rk65c02emu_t *e, const char *name)
{
e->regs.PC = ROM_LOAD_ADDR;
if(!bus_load_file(e->bus, ROM_LOAD_ADDR, name))
return false;
rk65c02_start(e);
return true;
}
ATF_TC_WITHOUT_HEAD(emul_lda);
ATF_TC_BODY(emul_lda, tc)
{
rk65c02emu_t e;
bus_t b;
b = bus_init();
e = rk65c02_init(&b);
/* LDA immediate */
ATF_REQUIRE(rom_start(&e, "test_emulation_lda_imm.rom"));
/* ATF_CHECK(e.state == STOPPED); // separate test case for states? */
ATF_CHECK(e.regs.PC == ROM_LOAD_ADDR+3); // separate test case for PC? */
ATF_CHECK(e.regs.A == 0xAF);
/* LDA zero page */
bus_write_1(&b, 0x10, 0xAE);
ATF_REQUIRE(rom_start(&e, "test_emulation_lda_zp.rom"));
ATF_CHECK(e.regs.A == 0xAE);
bus_finish(&b);
}
ATF_TC_WITHOUT_HEAD(emul_and);
ATF_TC_BODY(emul_and, tc)
{
rk65c02emu_t e;
bus_t b;
b = bus_init();
e = rk65c02_init(&b);
/* AND immediate */
e.regs.A = 0xFF;
ATF_REQUIRE(rom_start(&e, "test_emulation_and_imm.rom"));
ATF_CHECK(e.regs.A == 0xAA);
/* AND zero page */
/* bus_write_1(&b, 0x10, 0xAE);
ATF_REQUIRE(rom_start(&e, "test_emulation_and_zp.rom"));
ATF_CHECK(e.regs.A == 0xAE);*/
bus_finish(&b);
}
ATF_TC_WITHOUT_HEAD(emul_nop);
ATF_TC_BODY(emul_nop, tc)
{
rk65c02emu_t e;
bus_t b;
b = bus_init();
e = rk65c02_init(&b);
e.regs.PC = ROM_LOAD_ADDR;
bus_load_file(&b, ROM_LOAD_ADDR, "test_emulation_nop.rom");
rk65c02_start(&e);
ATF_CHECK(e.regs.PC == ROM_LOAD_ADDR+2);
bus_finish(&b);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, emul_and);
ATF_TP_ADD_TC(tp, emul_lda);
ATF_TP_ADD_TC(tp, emul_nop);
return (atf_no_error());
}