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pull in the remote version of decrement-x branch? So I can push to it? I have no idea what I'm doing

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Alex Weisberger 2014-10-16 20:09:37 -04:00
commit 4fa49d4899
1 changed files with 45 additions and 0 deletions
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45
src/machine.rs
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@ -335,3 +335,48 @@ fn dec_x_test() {
assert_eq!(machine.registers.status.contains(PS_NEGATIVE), true);
assert_eq!(machine.registers.status.contains(PS_OVERFLOW), false);
}
#[test]
fn dec_x_test() {
let mut machine = Machine::new();
machine.dec_x();
assert_eq!(machine.registers.index_x, -1);
assert_eq!(machine.registers.status.contains(ps_carry), false);
assert_eq!(machine.registers.status.contains(ps_zero), false);
assert_eq!(machine.registers.status.contains(ps_negative), true);
assert_eq!(machine.registers.status.contains(ps_overflow), false);
machine.dec_x();
assert_eq!(machine.registers.index_x, -2);
assert_eq!(machine.registers.status.contains(ps_carry), false);
assert_eq!(machine.registers.status.contains(ps_zero), false);
assert_eq!(machine.registers.status.contains(ps_negative), true);
assert_eq!(machine.registers.status.contains(ps_overflow), false);
machine.load_x_register(5);
machine.dec_x();
assert_eq!(machine.registers.index_x, 4);
assert_eq!(machine.registers.status.contains(ps_carry), false);
assert_eq!(machine.registers.status.contains(ps_zero), false);
assert_eq!(machine.registers.status.contains(ps_negative), false);
assert_eq!(machine.registers.status.contains(ps_overflow), false);
machine.dec_x();
machine.dec_x();
machine.dec_x();
machine.dec_x();
assert_eq!(machine.registers.index_x, 0);
assert_eq!(machine.registers.status.contains(ps_carry), false);
assert_eq!(machine.registers.status.contains(ps_zero), true);
assert_eq!(machine.registers.status.contains(ps_negative), false);
assert_eq!(machine.registers.status.contains(ps_overflow), false);
machine.dec_x();
assert_eq!(machine.registers.index_x, -1);
assert_eq!(machine.registers.status.contains(ps_carry), false);
assert_eq!(machine.registers.status.contains(ps_zero), false);
assert_eq!(machine.registers.status.contains(ps_negative), true);
assert_eq!(machine.registers.status.contains(ps_overflow), false);
}