milksad
/
rust-bitcoin-unsafe-fast
14
0
Fork 0
Code Issues Pull Requests Activity

Add more add/sub tests 

Add units tests for various values including negative values.
This commit is contained in:
Tobin C. Harding 2025-03-03 07:26:16 +11:00
parent 47923957b1
commit 851080d3b1
No known key found for this signature in database
GPG Key ID: 40BF9E4C269D6607
1 changed files with 55 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

55
units/src/amount/tests.rs
View File

@ -1181,6 +1181,61 @@ fn add_sub_combos() {
} }
} }
#[test]
fn unsigned_addition() {
let sat = Amount::from_sat;
assert_eq!(sat(0) + sat(0), NumOpResult::from(sat(0)));
assert_eq!(sat(0) + sat(307), NumOpResult::from(sat(307)));
assert_eq!(sat(307) + sat(0), NumOpResult::from(sat(307)));
assert_eq!(sat(307) + sat(461), NumOpResult::from(sat(768)));
assert_eq!(sat(0) + Amount::MAX_MONEY, NumOpResult::from(Amount::MAX_MONEY));
}
#[test]
fn signed_addition() {
let ssat = SignedAmount::from_sat;
assert_eq!(ssat(0) + ssat(0), NumOpResult::from(ssat(0)));
assert_eq!(ssat(0) + ssat(307), NumOpResult::from(ssat(307)));
assert_eq!(ssat(307) + ssat(0), NumOpResult::from(ssat(307)));
assert_eq!(ssat(307) + ssat(461), NumOpResult::from(ssat(768)));
assert_eq!(ssat(0) + SignedAmount::MAX_MONEY, NumOpResult::from(SignedAmount::MAX_MONEY));
assert_eq!(ssat(0) + ssat(-307), NumOpResult::from(ssat(-307)));
assert_eq!(ssat(-307) + ssat(0), NumOpResult::from(ssat(-307)));
assert_eq!(ssat(-307) + ssat(461), NumOpResult::from(ssat(154)));
assert_eq!(ssat(307) + ssat(-461), NumOpResult::from(ssat(-154)));
assert_eq!(ssat(-307) + ssat(-461), NumOpResult::from(ssat(-768)));
assert_eq!(SignedAmount::MAX_MONEY + -SignedAmount::MAX_MONEY, NumOpResult::from(SignedAmount::ZERO));
}
#[test]
fn unsigned_subtraction() {
let sat = Amount::from_sat;
assert_eq!(sat(0) - sat(0), NumOpResult::from(sat(0)));
assert_eq!(sat(307) - sat(0), NumOpResult::from(sat(307)));
assert_eq!(sat(461) - sat(307), NumOpResult::from(sat(154)));
}
#[test]
fn signed_subtraction() {
let ssat = SignedAmount::from_sat;
assert_eq!(ssat(0) - ssat(0), NumOpResult::from(ssat(0)));
assert_eq!(ssat(0) - ssat(307), NumOpResult::from(ssat(-307)));
assert_eq!(ssat(307) - ssat(0), NumOpResult::from(ssat(307)));
assert_eq!(ssat(307) - ssat(461), NumOpResult::from(ssat(-154)));
assert_eq!(ssat(0) - SignedAmount::MAX_MONEY, NumOpResult::from(-SignedAmount::MAX_MONEY));
assert_eq!(ssat(0) - ssat(-307), NumOpResult::from(ssat(307)));
assert_eq!(ssat(-307) - ssat(0), NumOpResult::from(ssat(-307)));
assert_eq!(ssat(-307) - ssat(461), NumOpResult::from(ssat(-768)));
assert_eq!(ssat(307) - ssat(-461), NumOpResult::from(ssat(768)));
assert_eq!(ssat(-307) - ssat(-461), NumOpResult::from(ssat(154)));
}
#[test] #[test]
fn check_const() { fn check_const() {
assert_eq!(SignedAmount::ONE_BTC.to_sat(), 100_000_000); assert_eq!(SignedAmount::ONE_BTC.to_sat(), 100_000_000);