[
  {
    "id": "T001",
    "description": "Inspector renders Constraints section for eligible node types (section/container/field/label/table/etc.)",
    "implemented": true,
    "featureIds": [
      "F001"
    ],
    "type": "component"
  },
  {
    "id": "T002",
    "description": "Inspector hides pair-constraint controls for unsupported nodes (`document`, `page`)",
    "implemented": true,
    "featureIds": [
      "F001",
      "F010"
    ],
    "type": "component"
  },
  {
    "id": "T003",
    "description": "Clicking `Set As Reference` stores selected node as active reference and displays it in inspector",
    "implemented": true,
    "featureIds": [
      "F002",
      "F003"
    ],
    "type": "component"
  },
  {
    "id": "T004",
    "description": "Clicking `Clear Reference` removes active reference state and resets UI",
    "implemented": true,
    "featureIds": [
      "F003"
    ],
    "type": "component"
  },
  {
    "id": "T005",
    "description": "Reference node remains active while selecting a different target node",
    "implemented": true,
    "featureIds": [
      "F002",
      "F003"
    ],
    "type": "component"
  },
  {
    "id": "T006",
    "description": "Pair-constraint action buttons are disabled when no reference node is set",
    "implemented": true,
    "featureIds": [
      "F004"
    ],
    "type": "component"
  },
  {
    "id": "T007",
    "description": "Pair-constraint action buttons are disabled when selected node equals reference node",
    "implemented": true,
    "featureIds": [
      "F004",
      "F010"
    ],
    "type": "component"
  },
  {
    "id": "T008",
    "description": "Applying `align-left` creates a store constraint of type `align-left` with expected node ids",
    "implemented": true,
    "featureIds": [
      "F005"
    ],
    "type": "integration"
  },
  {
    "id": "T009",
    "description": "Applying `align-top` creates a store constraint of type `align-top` with expected node ids",
    "implemented": true,
    "featureIds": [
      "F006"
    ],
    "type": "integration"
  },
  {
    "id": "T010",
    "description": "Applying `match-width` creates a store constraint of type `match-width` with expected node ids",
    "implemented": true,
    "featureIds": [
      "F007"
    ],
    "type": "integration"
  },
  {
    "id": "T011",
    "description": "Applying `match-height` creates a store constraint of type `match-height` with expected node ids",
    "implemented": true,
    "featureIds": [
      "F008"
    ],
    "type": "integration"
  },
  {
    "id": "T012",
    "description": "Newly-created pair constraints default to configured strength policy (`strong`)",
    "implemented": true,
    "featureIds": [
      "F011"
    ],
    "type": "unit"
  },
  {
    "id": "T013",
    "description": "Adding duplicate same-type constraint for same ordered pair is blocked",
    "implemented": true,
    "featureIds": [
      "F009"
    ],
    "type": "unit"
  },
  {
    "id": "T014",
    "description": "Adding duplicate same-type constraint for reversed pair is blocked by normalized pair key",
    "implemented": true,
    "featureIds": [
      "F009"
    ],
    "type": "unit"
  },
  {
    "id": "T015",
    "description": "Constraint actions do not dispatch when either node is unsupported, missing, or not a same-parent pair",
    "implemented": true,
    "featureIds": [
      "F010"
    ],
    "type": "unit"
  },
  {
    "id": "T016",
    "description": "Inspector lists only constraints that involve the currently selected node",
    "implemented": true,
    "featureIds": [
      "F012"
    ],
    "type": "component"
  },
  {
    "id": "T017",
    "description": "Constraint list rows show relation label and counterpart node name",
    "implemented": true,
    "featureIds": [
      "F014"
    ],
    "type": "component"
  },
  {
    "id": "T018",
    "description": "Removing a constraint from inspector dispatches `removeConstraint` and updates list",
    "implemented": true,
    "featureIds": [
      "F013"
    ],
    "type": "integration"
  },
  {
    "id": "T019",
    "description": "Removing a constraint from inspector recomputes layout without stale lock behavior",
    "implemented": true,
    "featureIds": [
      "F013",
      "F019"
    ],
    "type": "integration"
  },
  {
    "id": "T020",
    "description": "Aspect-ratio toggle remains functional after Constraints panel refactor",
    "implemented": true,
    "featureIds": [
      "F015"
    ],
    "type": "component"
  },
  {
    "id": "T021",
    "description": "Aspect-ratio constraints and pair constraints can coexist on separate nodes without regression",
    "implemented": true,
    "featureIds": [
      "F015"
    ],
    "type": "integration"
  },
  {
    "id": "T022",
    "description": "Canvas renders distinct visual state for active reference node",
    "implemented": true,
    "featureIds": [
      "F016"
    ],
    "type": "component"
  },
  {
    "id": "T023",
    "description": "Canvas renders constrained-counterpart visual cues when selected node has pair constraints",
    "implemented": true,
    "featureIds": [
      "F017"
    ],
    "type": "component"
  },
  {
    "id": "T024",
    "description": "Constraint conflict message appears with actionable guidance when solver reports conflict",
    "implemented": true,
    "featureIds": [
      "F018"
    ],
    "type": "component"
  },
  {
    "id": "T025",
    "description": "Constraint conflict message clears after conflicting relation is removed",
    "implemented": true,
    "featureIds": [
      "F018",
      "F013"
    ],
    "type": "component"
  },
  {
    "id": "T026",
    "description": "Undo after adding a pair constraint removes that constraint and restores prior layout",
    "implemented": true,
    "featureIds": [
      "F019"
    ],
    "type": "integration"
  },
  {
    "id": "T027",
    "description": "Redo after undoing pair-constraint add restores relation and aligned layout",
    "implemented": true,
    "featureIds": [
      "F019"
    ],
    "type": "integration"
  },
  {
    "id": "T028",
    "description": "Undo after removing a pair constraint restores the removed constraint",
    "implemented": true,
    "featureIds": [
      "F019",
      "F013"
    ],
    "type": "integration"
  },
  {
    "id": "T029",
    "description": "`exportWorkspace()` output contains authored pair constraints",
    "implemented": true,
    "featureIds": [
      "F020"
    ],
    "type": "unit"
  },
  {
    "id": "T030",
    "description": "`loadWorkspace()` rehydrates pair constraints and produces expected aligned geometry",
    "implemented": true,
    "featureIds": [
      "F020"
    ],
    "type": "integration"
  },
  {
    "id": "T031",
    "description": "Keyboard activation (Enter/Space) works for `Set As Reference` and `Clear Reference` controls",
    "implemented": true,
    "featureIds": [
      "F021"
    ],
    "type": "component"
  },
  {
    "id": "T032",
    "description": "Keyboard activation works for each pair-constraint action button",
    "implemented": true,
    "featureIds": [
      "F021"
    ],
    "type": "component"
  },
  {
    "id": "T033",
    "description": "Constraint remove action is keyboard operable for each list row",
    "implemented": true,
    "featureIds": [
      "F021",
      "F013"
    ],
    "type": "component"
  },
  {
    "id": "T034",
    "description": "Constraints section emits stable automation IDs for reference controls and action buttons",
    "implemented": true,
    "featureIds": [
      "F022"
    ],
    "type": "component"
  },
  {
    "id": "T035",
    "description": "Constraint list rows emit stable automation IDs including relation type and counterpart id",
    "implemented": true,
    "featureIds": [
      "F022"
    ],
    "type": "component"
  },
  {
    "id": "T036",
    "description": "Applying layout presets while constraints exist does not crash and keeps store consistency",
    "implemented": true,
    "featureIds": [
      "F023"
    ],
    "type": "integration"
  },
  {
    "id": "T037",
    "description": "`Fit Section to Contents` continues to behave predictably when child nodes are pair-constrained",
    "implemented": true,
    "featureIds": [
      "F023"
    ],
    "type": "integration"
  },
  {
    "id": "T038",
    "description": "Moving one node in an `align-left` pair keeps both nodes aligned post-solve",
    "implemented": true,
    "featureIds": [
      "F005",
      "F019"
    ],
    "type": "integration"
  },
  {
    "id": "T039",
    "description": "Resizing one node in a `match-width` pair propagates width relationship post-solve",
    "implemented": true,
    "featureIds": [
      "F007",
      "F019"
    ],
    "type": "integration"
  },
  {
    "id": "T040",
    "description": "Deleting one node from a constrained pair auto-prunes dangling constraints and keeps inspector rendering stable on surviving node",
    "implemented": true,
    "featureIds": [
      "F012",
      "F026"
    ],
    "type": "integration"
  },
  {
    "id": "T041",
    "description": "End-to-end: author multiple pair constraints, save template, reload designer, and verify constraints persist",
    "implemented": true,
    "featureIds": [
      "F020",
      "F024"
    ],
    "type": "integration"
  },
  {
    "id": "T042",
    "description": "End-to-end: remove a persisted pair constraint and verify geometry updates after reload",
    "implemented": true,
    "featureIds": [
      "F013",
      "F024"
    ],
    "type": "integration"
  },
  {
    "id": "T043",
    "description": "Regression: existing preview workspace and layout verification tests remain green with constraints UI changes",
    "implemented": true,
    "featureIds": [
      "F024"
    ],
    "type": "integration"
  },
  {
    "id": "T044",
    "description": "Regression: aspect-ratio lock tests remain green after constraints-section unification",
    "implemented": true,
    "featureIds": [
      "F015"
    ],
    "type": "unit"
  },
  {
    "id": "T045",
    "description": "Clicking a constraint row counterpart control jumps selection to the related node",
    "implemented": true,
    "featureIds": [
      "F025"
    ],
    "type": "component"
  },
  {
    "id": "T046",
    "description": "Counterpart jump control is keyboard-operable and moves selection to related node",
    "implemented": true,
    "featureIds": [
      "F021",
      "F025"
    ],
    "type": "component"
  },
  {
    "id": "T047",
    "description": "Deleting a referenced node removes all constraints that reference that node from store state",
    "implemented": true,
    "featureIds": [
      "F026"
    ],
    "type": "unit"
  },
  {
    "id": "T048",
    "description": "`loadWorkspace()` with dangling constraint references auto-prunes invalid constraints during hydration",
    "implemented": true,
    "featureIds": [
      "F020",
      "F026"
    ],
    "type": "integration"
  }
]