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Fix and_test().

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This commit is contained in:
Andrew Keeton 2014-11-06 19:13:42 -05:00
parent 413d063f82
commit 198ddc3131
1 changed files with 6 additions and 6 deletions
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12
src/machine.rs
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@ -638,26 +638,26 @@ fn and_test() {
let mut machine = Machine::new();
machine.registers.accumulator = 0;
machine.and(0xff);
machine.and(-1);
assert_eq!(machine.registers.accumulator, 0);
assert_eq!(machine.registers.status.contains(PS_ZERO), true);
assert_eq!(machine.registers.status.contains(PS_NEGATIVE), false);
machine.registers.accumulator = 0xff;
machine.registers.accumulator = -1;
machine.and(0);
assert_eq!(machine.registers.accumulator, 0);
assert_eq!(machine.registers.status.contains(PS_ZERO), true);
assert_eq!(machine.registers.status.contains(PS_NEGATIVE), false);
machine.registers.accumulator = 0xff;
machine.registers.accumulator = -1;
machine.and(0x0f);
assert_eq!(machine.registers.accumulator, 0x0f);
assert_eq!(machine.registers.status.contains(PS_ZERO), false);
assert_eq!(machine.registers.status.contains(PS_NEGATIVE), false);
machine.registers.accumulator = 0xff;
machine.and(0xf0);
assert_eq!(machine.registers.accumulator, 0xf0);
machine.registers.accumulator = -1;
machine.and(-128);
assert_eq!(machine.registers.accumulator, -128);
assert_eq!(machine.registers.status.contains(PS_ZERO), false);
assert_eq!(machine.registers.status.contains(PS_NEGATIVE), true);
}