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Fixed bug causing no arguments to be reported when no shrinking occurs #349

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Fixed bug causing no arguments to be reported when no shrinking occurs #349

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7 changes: 7 additions & 0 deletions src/tester.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -375,7 +375,14 @@ impl<T: Testable,
let ( $($name,)* ) = a.clone();
let mut r = safe(move || {self_($($name),*)}).result(g);


if r.is_failure() {
// Always retain the first failing arguments, even if shrink does not
// produce another failing candidate.
let t = a.clone();
let ($(ref $name,)*) : ($($name,)*) = t;
r.arguments = Some(debug_reprs(&[$($name),*]));

let mut a = a.shrink();
while let Some(t) = a.next() {
let ($($name,)*) = t.clone();
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