mirror of
https://github.com/pevans/erc-c.git
synced 2024-07-05 01:28:58 +00:00
91 lines
2.2 KiB
C
91 lines
2.2 KiB
C
#include <criterion/criterion.h>
|
|
|
|
#include "mos6502.h"
|
|
#include "mos6502.enums.h"
|
|
|
|
Test(mos6502, create) {
|
|
mos6502 *cpu;
|
|
|
|
cpu = mos6502_create();
|
|
cr_assert_neq(cpu, NULL);
|
|
|
|
cr_assert_eq(cpu->memory->size, MOS6502_MEMSIZE);
|
|
|
|
cr_assert_eq(cpu->PC, 0);
|
|
cr_assert_eq(cpu->A, 0);
|
|
cr_assert_eq(cpu->X, 0);
|
|
cr_assert_eq(cpu->Y, 0);
|
|
cr_assert_eq(cpu->P, 0);
|
|
cr_assert_eq(cpu->S, 0);
|
|
|
|
mos6502_free(cpu);
|
|
}
|
|
|
|
Test(mos6502, next_byte) {
|
|
INIT_ADDR_MODE();
|
|
|
|
cpu->PC = 128;
|
|
vm_segment_set(cpu->memory, cpu->PC, 123);
|
|
vm_segment_set(cpu->memory, cpu->PC + 1, 234);
|
|
vm_segment_set(cpu->memory, cpu->PC + 2, 12);
|
|
|
|
cr_assert_eq(mos6502_next_byte(cpu), 123);
|
|
cr_assert_eq(mos6502_next_byte(cpu), 234);
|
|
cr_assert_eq(mos6502_next_byte(cpu), 12);
|
|
|
|
END_ADDR_MODE();
|
|
}
|
|
|
|
Test(mos6502, push_stack)
|
|
{
|
|
START_CPU_TEST(mos6502);
|
|
|
|
mos6502_push_stack(cpu, 0x1234);
|
|
cr_assert_eq(vm_segment_get(cpu->memory, 0x0100), 0x12);
|
|
cr_assert_eq(vm_segment_get(cpu->memory, 0x0101), 0x34);
|
|
|
|
END_CPU_TEST(mos6502);
|
|
}
|
|
|
|
Test(mos6502, pop_stack)
|
|
{
|
|
START_CPU_TEST(mos6502);
|
|
|
|
mos6502_push_stack(cpu, 0x1234);
|
|
cr_assert_eq(mos6502_pop_stack(cpu), 0x1234);
|
|
|
|
END_CPU_TEST(mos6502);
|
|
}
|
|
|
|
Test(mos6502, modify_status)
|
|
{
|
|
START_CPU_TEST(mos6502);
|
|
|
|
mos6502_modify_status(cpu, NEGATIVE, 130);
|
|
cr_assert_eq(cpu->P & NEGATIVE, NEGATIVE);
|
|
mos6502_modify_status(cpu, NEGATIVE, 123);
|
|
cr_assert_neq(cpu->P & NEGATIVE, NEGATIVE);
|
|
|
|
mos6502_modify_status(cpu, OVERFLOW, 123);
|
|
cr_assert_eq(cpu->P & OVERFLOW, OVERFLOW);
|
|
mos6502_modify_status(cpu, OVERFLOW, 44);
|
|
cr_assert_neq(cpu->P & OVERFLOW, OVERFLOW);
|
|
|
|
mos6502_modify_status(cpu, BREAK, 0);
|
|
mos6502_modify_status(cpu, INTERRUPT, 0);
|
|
mos6502_modify_status(cpu, DECIMAL, 0);
|
|
cr_assert_eq(cpu->P & BREAK & INTERRUPT & DECIMAL, BREAK & INTERRUPT & DECIMAL);
|
|
|
|
mos6502_modify_status(cpu, CARRY, 23);
|
|
cr_assert_eq(cpu->P & CARRY, CARRY);
|
|
mos6502_modify_status(cpu, CARRY, 0);
|
|
cr_assert_neq(cpu->P & CARRY, CARRY);
|
|
|
|
mos6502_modify_status(cpu, ZERO, 0);
|
|
cr_assert_eq(cpu->P & ZERO, ZERO);
|
|
mos6502_modify_status(cpu, ZERO, 1);
|
|
cr_assert_neq(cpu->P & ZERO, ZERO);
|
|
|
|
END_CPU_TEST(mos6502);
|
|
}
|