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erc-c/tests/mos6502.exec.c
2017-12-03 20:19:17 -06:00

75 lines
1.3 KiB
C

#include <criterion/criterion.h>
#include "mos6502.h"
#include "mos6502.enums.h"
Test(mos6502, brk)
{
START_CPU_TEST(mos6502);
cpu->PC = 123;
mos6502_handle_brk(cpu, 0);
cr_assert_eq(cpu->PC, 125);
cr_assert_eq(cpu->P & INTERRUPT, INTERRUPT);
cr_assert_eq(mos6502_pop_stack(cpu), 123);
END_CPU_TEST(mos6502);
}
Test(mos6502, jmp)
{
START_CPU_TEST(mos6502);
cpu->PC = 123;
cpu->last_addr = 234;
mos6502_handle_jmp(cpu, 0);
cr_assert_eq(cpu->PC, 234);
END_CPU_TEST(mos6502);
}
Test(mos6502, jsr)
{
START_CPU_TEST(mos6502);
cpu->PC = 123;
cpu->last_addr = 235;
mos6502_handle_jsr(cpu, 0);
cr_assert_eq(cpu->PC, 235);
cr_assert_eq(mos6502_pop_stack(cpu), 125);
END_CPU_TEST(mos6502);
}
Test(mos6502, nop)
{
// currently this test does nothing -- we _should_ test to see if we
// pass the right number of cycles, though.
}
Test(mos6502, rti)
{
START_CPU_TEST(mos6502);
mos6502_push_stack(cpu, 222);
mos6502_handle_rti(cpu, 0);
cr_assert_eq(cpu->PC, 222);
END_CPU_TEST(mos6502);
}
Test(mos6502, rts)
{
START_CPU_TEST(mos6502);
mos6502_push_stack(cpu, 333);
mos6502_handle_rti(cpu, 0);
cr_assert_eq(cpu->PC, 333);
END_CPU_TEST(mos6502);
}