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

Open

RonnyPfannschmidt wants to merge 11 commits into

pytest-dev:mainfrom

RonnyPfannschmidt:ronny/fix-14445-assert-walrus

Commits on Jul 31, 2026

test(rewrite): systematic coverage matrix for assertion rewriting
RonnyPfannschmidt
committed
ff0f7c0

Commits on Aug 10, 2026

test(rewrite): collapse the harness onto one exec helper

RonnyPfannschmidt
and
claude
committed
a3b7edc
fix(rewrite): prevent walrus operator double evaluation in assertions

committed
15a4f40
Add changelog fragment for #14445

committed
4555206
test(rewrite): add xfail tests for remaining walrus edge cases

committed
1fddeee
fix(rewrite): avoid double evaluation of walrus in BoolOp condition

committed
776cc1c
fix(rewrite): assign walrus comparators to temps in chained comparisons

committed
a124758
fix(rewrite): show correct walrus values in BoolOp explanations

committed
adab91c
scripts: add assert-rewrite dump and diff tools

committed
0d62826
refactor(rewrite): minimal snapshots in BoolOp for walrus conflicts

committed
fd72de6
fix(rewrite): freeze operands a later walrus would clobber
RonnyPfannschmidt
committed
6c9f83e