fix(rewrite): prevent walrus operator double evaluation in assertions - #14447

Merged

RonnyPfannschmidt merged 9 commits into

pytest-dev:mainfrom

RonnyPfannschmidt:ronny/fix-14445-assert-walrus

Sep 1, 2026

Commits on Sep 1, 2026

fix(rewrite): prevent walrus operator double evaluation in assertions

RonnyPfannschmidt
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Claude Opus 5
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aeade5e
Add changelog fragment for #14445

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fa3592d
test(rewrite): add xfail tests for remaining walrus edge cases

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189ada2
fix(rewrite): avoid double evaluation of walrus in BoolOp condition

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77f9372
fix(rewrite): assign walrus comparators to temps in chained comparisons

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918f92b
fix(rewrite): show correct walrus values in BoolOp explanations

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a2f89c0
refactor(rewrite): minimal snapshots in BoolOp for walrus conflicts

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1a76d46
fix(rewrite): freeze operands a later walrus would clobber

RonnyPfannschmidt
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Claude Opus 5
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3e7bf1d
test(rewrite): retire the walrus tests the matrix subsumes

RonnyPfannschmidt
and
Claude Opus 5
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eb47e44