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| -rw-r--r-- | .unbox/rules/test-determinism.md | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/.unbox/rules/test-determinism.md b/.unbox/rules/test-determinism.md new file mode 100644 index 0000000..d734bd6 --- /dev/null +++ b/.unbox/rules/test-determinism.md @@ -0,0 +1,7 @@ +# test-determinism +Headless integration tests that drive a real Wayland client MUST advance it by +CONDITION-BASED cooperative event-loop pumping (round-trip / dispatch until the +expected state is observed, with a bounded spin) — never a free-running client +thread + sleep/time budget. The latter starves under load and flakes: assertions +read sentinels or the case silently skips, so the doctest assertion COUNT drifts. +A correct test has an identical assertion count on every run. |