modes:singles: refactor tests using the generic non_reflexive test.

This commit is contained in:
2026-04-02 05:42:20 +01:00
committed by oreodave
parent bcd38ecdc4
commit e46ece2622

View File

@@ -9,7 +9,6 @@ impl Single {
}
}
use crate::helper::ordered;
use crate::modes::{Footstool, Hand};
impl Hand for Single {
@@ -37,7 +36,10 @@ impl Display for Single {
#[cfg(test)]
mod tests {
use super::*;
use crate::card::{make_decks, PlayingCard, Rank, Suit};
use crate::{
card::{make_decks, PlayingCard, Rank, Suit},
modes::tests::test_non_reflexivity,
};
#[test]
fn invalid_singles() {
@@ -73,20 +75,21 @@ mod tests {
let (s1, s2, s3) =
(single_slice[0], single_slice[1], single_slice[2]);
// A single is full footstooled by itself
// A single is always full footstooled by itself
assert!(s1.footstool(s1) == Footstool::Full);
// Test general non-reflexivity of the footstool relation and get
// back some results we'd like to verify further.
let (_, s2_on_s1) = test_non_reflexivity(&s1, &s2);
let (_, s3_on_s2) = test_non_reflexivity(&s2, &s3);
let (s1_on_s3, s3_on_s1) = test_non_reflexivity(&s1, &s3);
// s2 is half-footstooled by s3, and s1 is half footstooled by s2.
assert!(s3.footstool(s2) == Footstool::Half);
assert!(s2.footstool(s1) == Footstool::Half);
// Footstooling is not a reflexive relation
assert!(s1.footstool(s2) == Footstool::None);
assert!(s2.footstool(s3) == Footstool::None);
assert!(s3_on_s2 == Footstool::Half);
assert!(s2_on_s1 == Footstool::Half);
// s1 does not footstool whatsoever with s3
assert!(s1.footstool(s3) == Footstool::None);
assert!(s3.footstool(s1) == Footstool::None);
assert!(s1_on_s3 == Footstool::None);
assert!(s3_on_s1 == Footstool::None);
});
// An exhaustive check to verify that:
@@ -99,21 +102,11 @@ mod tests {
let footstool_results: Vec<(Footstool, Footstool)> = singles
.iter()
.map(|&other_single| {
(
single.footstool(other_single),
other_single.footstool(*single),
)
// We verify (1) here
test_non_reflexivity(single, &other_single)
})
.collect();
// (1)
assert!(footstool_results.iter().all(|(x, y)| match (x, y) {
(Footstool::None, Footstool::None) => true,
(Footstool::Half, Footstool::None)
| (Footstool::None, Footstool::Half) => true,
(Footstool::Full, Footstool::Full) => true,
_ => false,
}));
let footstool_results: Vec<Footstool> =
footstool_results.iter().map(|x| x.0).collect();