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rename MIN_DIFFICULTY to UNIT_DIFFICULTY; define Difficulty::unit, fix INITIAL_DIFFICULTY

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This commit is contained in:
John Tromp
2018-10-18 14:20:00 +02:00
parent 545d9d6116
commit e24e65399b
4 changed files with 17 additions and 13 deletions
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core/tests/consensus.rs
+7 -6
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@@ -383,36 +383,37 @@ fn next_target_adjustment() {
let cur_time = Utc::now().timestamp() as u64;
let diff_one = Difficulty::one();
let diff_unit = Difficulty::unit();
assert_eq!(
next_difficulty(1, vec![HeaderInfo::from_ts_diff(cur_time, diff_one)]),
HeaderInfo::from_diff_scaling(Difficulty::one(), 1),
HeaderInfo::from_diff_scaling(diff_one, diff_unit),
);
assert_eq!(
next_difficulty(1, vec![HeaderInfo::new(cur_time, diff_one, 10, true)]),
HeaderInfo::from_diff_scaling(Difficulty::one(), 1),
HeaderInfo::from_diff_scaling(diff_one, 1),
);
let mut hi = HeaderInfo::from_diff_scaling(diff_one, 1);
assert_eq!(
next_difficulty(1, repeat(60, hi.clone(), DIFFICULTY_ADJUST_WINDOW, None)),
HeaderInfo::from_diff_scaling(Difficulty::one(), 1),
HeaderInfo::from_diff_scaling(diff_one, 1),
);
hi.is_secondary = true;
assert_eq!(
next_difficulty(1, repeat(60, hi.clone(), DIFFICULTY_ADJUST_WINDOW, None)),
HeaderInfo::from_diff_scaling(Difficulty::one(), 1),
HeaderInfo::from_diff_scaling(diff_one, 1),
);
hi.secondary_scaling = 100;
assert_eq!(
next_difficulty(1, repeat(60, hi.clone(), DIFFICULTY_ADJUST_WINDOW, None)),
HeaderInfo::from_diff_scaling(Difficulty::one(), 96),
HeaderInfo::from_diff_scaling(diff_one, 96),
);
// Check we don't get stuck on difficulty 1
let mut hi = HeaderInfo::from_diff_scaling(Difficulty::from_num(10), 1);
assert_ne!(
next_difficulty(1, repeat(1, hi.clone(), DIFFICULTY_ADJUST_WINDOW, None)).difficulty,
Difficulty::one()
diff_one
);
// just enough data, right interval, should stay constant