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TXA, TAX, TYA, TAY tests

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jborza 2019-04-15 19:36:53 +02:00
parent f1e79589f3
commit 5000f27a0f
1 changed files with 73 additions and 0 deletions
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73
test6502.c
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@ -1064,6 +1064,77 @@ void test_INY() {
test_cleanup(&state);
}
// TXA, TAX, TYA, TAY
void test_TXA() {
State6502 state = create_blank_state();
state.x = 0xEE;
char program[] = { TXA };
memcpy(state.memory, program, sizeof(program));
test_step(&state);
assertA(&state, 0xEE);
assert_flag_z(&state, 0);
assert_flag_n(&state, 1);
test_cleanup(&state);
}
void test_TAX() {
State6502 state = create_blank_state();
state.a = 0xEE;
char program[] = { TAX };
memcpy(state.memory, program, sizeof(program));
test_step(&state);
assertX(&state, 0xEE);
assert_flag_z(&state, 0);
assert_flag_n(&state, 1);
test_cleanup(&state);
}
void test_TYA() {
State6502 state = create_blank_state();
state.y = 0xEE;
char program[] = { TYA };
memcpy(state.memory, program, sizeof(program));
test_step(&state);
assertA(&state, 0xEE);
assert_flag_z(&state, 0);
assert_flag_n(&state, 1);
test_cleanup(&state);
}
void test_TAY() {
State6502 state = create_blank_state();
state.a = 0xEE;
char program[] = { TAY };
memcpy(state.memory, program, sizeof(program));
test_step(&state);
assertY(&state, 0xEE);
assert_flag_z(&state, 0);
assert_flag_n(&state, 1);
test_cleanup(&state);
}
/////////////////////
typedef void fp();
@ -1075,6 +1146,7 @@ fp* tests_ldy[] = { test_LDY_IMM, test_LDY_ZP, test_LDY_ZPX, test_LDY_ABS, test_
fp* tests_stx[] = { test_STX_ZP, test_STX_ZPY, test_STX_ABS};
fp* tests_sty[] = { test_STY_ZP, test_STY_ZPX, test_STY_ABS };
fp* tests_inx_iny_dex_dey[] = { test_DEX, test_DEX_wraparound, test_DEY, test_DEY_wraparound, test_INX, test_INX_wraparound, test_INY, test_INY_wraparound};
fp* tests_txa_etc[] = { test_TXA, test_TAX, test_TYA, test_TAY };
#define RUN(suite) run_suite(suite, sizeof(suite)/sizeof(fp*))
@ -1093,4 +1165,5 @@ void run_tests() {
RUN(tests_stx);
RUN(tests_sty);
RUN(tests_inx_iny_dex_dey);
RUN(tests_txa_etc);
}