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more fixes

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This commit is contained in:
Nicholas Ward 2021-07-21 14:27:30 -07:00
parent 3e00a5819f
commit b17dabefeb
1 changed files with 18 additions and 5 deletions
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23
src/field/field_testing.rs
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@ -15,6 +15,7 @@ pub fn test_inputs(modulus: BigUint, word_bits: usize) -> Vec<BigUint> {
let smalls: Vec<_> = (0..BIGGEST_SMALL).map(BigUint::from).collect();
// ... and close to MAX: MAX - x
let word_max = (BigUint::from(1u32) << word_bits) - 1u32;
let multiple_words_max = (BigUint::from(1u32) << modwords * word_bits) - 1u32;
let bigs = smalls.iter().map(|x| &word_max - x).collect();
let one_words = [smalls, bigs].concat();
// For each of the one word inputs above, create a new one at word i.
@ -34,7 +35,7 @@ pub fn test_inputs(modulus: BigUint, word_bits: usize) -> Vec<BigUint> {
let diff_max = basic_inputs
.iter()
.map(|x| x.clone())
.map(|x| word_max.clone() - x)
.map(|x| multiple_words_max.clone() - x)
.filter(|x| x < &modulus)
.collect();
// Inputs 'difference from' modulus value
@ -175,10 +176,16 @@ macro_rules! test_arithmetic {
fn arithmetic_subtraction() {
let modulus = <$field>::order();
crate::field::field_testing::run_binaryop_test_cases(
modulus,
modulus.clone(),
WORD_BITS,
<$field>::sub,
BigUint::sub,
|x, y| {
if x >= y {
x.clone() - y.clone()
} else {
modulus.clone() - y.clone() + x
}
},
)
}
@ -186,10 +193,16 @@ macro_rules! test_arithmetic {
fn arithmetic_negation() {
let modulus = <$field>::order();
crate::field::field_testing::run_unaryop_test_cases(
modulus,
modulus.clone(),
WORD_BITS,
<$field>::neg,
BigUint::neg,
|x| {
if x == BigUint::from(0u32) {
BigUint::from(0u32)
} else {
modulus.clone() - x.clone()
}
},
)
}