PASS  A1-overlap-groups-by-point-and-distance — 组 MP-1:2/MP-2:1
PASS  A2-k-excludes-nonrenderable — K=3 N=4
PASS  A3-fan-candidate-requires-drawn-coordinate
PASS  B1-highest-status-wins — ALARM/triangle
PASS  B2-aggregate-has-no-device-code
PASS  B3-badge-is-k
PASS  C1-default-max-fan-is-10
PASS  C2-degraded-label-tells-remainder
PASS  C3-configurable-max-fan
PASS  D1-hover-preview-expands
PASS  D2-hover-leave-collapses-preview
PASS  D3-click-is-sticky-expanded
PASS  D4-device-click-keeps-selected-entry
PASS  D5-blank-back-close-end-fan
PASS  D6-selected-entry-can-preview-again
PASS  E1-fan-has-device-identities
PASS  E2-fan-does-not-change-space-coordinates
PASS  E3-fan-positions-are-screen-only
PASS  F1-device-pick-precedes-aggregate-and-point
PASS  F2-aggregate-pick-is-not-device

T45 重叠设备聚合检查：20/20 项通过。
T45 重叠设备聚合全部通过。