FA-12193 / Navigation route constraints / Member archive
A via-way prohibition blocks unrelated approaches · case 03
A via-way prohibition blocks unrelated approaches in the controlled route-policy fixture.
Case contract
Return whether a nonempty road-ID prohibition occurs contiguously anywhere in a road sequence.
Why this case matters
Navigation policies depend on road context that a shortest-path cost alone does not encode.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| unrelated approach | true | false | Failed |
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