FA-35519 / Tab interfaces / Member archive
Panel residency: unmount candidates · case 04
The tab workspace reports an incorrect unmount candidates.
Case contract
Retained tab panels distinguish loaded, mounted and visible sets. Only the selected loaded panel is visible; kept panels remain mounted but hidden.
Why this case matters
Offline tab/panel workspace behavior; no browser or desktop framework is emulated.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| workspace regression 0 | [["a"], ["a", "b"], ["b"], false, false, ["b"]] | [["a"], ["a", "b"], ["b"], false, false, []] | Failed |
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