{
  "format": "vercy-enterprise-allocation-fixtures/v1",
  "candidateName": "Duty Roster",
  "cases": [
    {
      "id": "dr-acknowledged-handover",
      "kind": "positive",
      "input": "A shift handover records open work and incoming acknowledgment before the incoming party acts.",
      "expect": "Accepted and attributable without creating any IAM right.",
      "expectedCode": "OK_HANDOVER"
    },
    {
      "target": "DutyRoster",
      "id": "d13-shift-override-handover-objects-defined",
      "kind": "positive",
      "input": "RosterShift, ShiftOverride and DutyHandover objects are defined with their own identities and required fields, each shift citing a standingAssignmentRef.",
      "expect": "Accepted; the owned facts have carriers and the eligibility, substitution and handover invariants become testable."
    },
    {
      "target": "DutyRoster",
      "id": "d13b-handover-without-acknowledgment",
      "kind": "negative",
      "input": "A DutyHandover from A to B is recorded with atInstant and open work but no acknowledgment and no gapRecorded.",
      "expect": "Rejected; silence is neither acceptance nor an implicit gap and must be recorded explicitly.",
      "expectedCode": "E-DR-ACK-MISSING"
    },
    {
      "target": "DutyRoster",
      "id": "d13c-substitution-outside-revision-digest",
      "kind": "positive",
      "input": "C substitutes for B via a ShiftOverride with authorizerRef and effectiveAt while the roster revision digest is unchanged.",
      "expect": "Accepted; the effective shift changes through an overlay and the immutable revision is not rewritten."
    },
    {
      "target": "DutyRoster",
      "id": "d14-overlapping-effective-revisions",
      "kind": "negative",
      "input": "Revisions 3 and 4 of one roster both cover the instant used to resolve an escalation target.",
      "expect": "Rejected; effective revision intervals must not overlap for as-of resolution.",
      "expectedCode": "E-DR-REVISION-OVERLAP"
    },
    {
      "target": "DutyRoster",
      "id": "d14b-dst-overlap-without-policy",
      "kind": "negative",
      "input": "A shift boundary falls in a repeated local hour and the revision declares no dstPolicy.",
      "expect": "Rejected; DST gaps and overlaps require a declared per-schedule resolution policy.",
      "expectedCode": "E-DR-DST-POLICY-MISSING"
    },
    {
      "target": "DutyRoster",
      "id": "d16-root-level-supersession",
      "kind": "negative",
      "input": "The roster root is set to superseded with successorRef to a second roster identity while its revisions are unchanged.",
      "expect": "Rejected; supersession is revision-level and the root identity remains stable.",
      "expectedCode": "E-DR-ROOT-SUPERSESSION"
    },
    {
      "target": "DutyRoster",
      "id": "d16b-retired-with-uncovered-open-work",
      "kind": "negative",
      "input": "The roster is set to retired with no retiredAt and with in-flight executions and open incidents unenumerated.",
      "expect": "Rejected; retirement requires its instant and an explicit statement of uncovered open work.",
      "expectedCode": "E-DR-RETIREMENT-STRANDS-WORK"
    },
    {
      "target": "DutyRoster",
      "id": "d17-incoming-acts-before-acknowledgment",
      "kind": "negative",
      "input": "B records an action under in-flight execution E2 before the handover acknowledgment instant.",
      "expect": "Rejected; the incoming party may not act under an in-flight change before acknowledgment.",
      "expectedCode": "E-DR-ACT-BEFORE-ACK"
    },
    {
      "target": "DutyRoster",
      "id": "d19-roster-references-escalation-rule",
      "kind": "negative",
      "input": "DutyRoster.references retains WM-KNW-012 and WM-KNW-013 while excluding escalation identity.",
      "expect": "Rejected; the dependency is one-way from rule to roster.",
      "expectedCode": "E-DR-DIRECTION-INVERTED"
    }
  ]
}