{
  "harness": "inline opaque origin, in-memory Storage fixture",
  "browser": "143.0.7499.4",
  "backend": {
    "backend": "canvas2d",
    "reason": "WebGPU is not exposed by this browser."
  },
  "passed": 33,
  "checks": [
    {
      "name": "Standalone app boots without an uncaught exception",
      "passed": true,
      "detail": []
    },
    {
      "name": "Demo total is calculated",
      "passed": true,
      "detail": null
    },
    {
      "name": "Demo has three sheets and two chart overlays",
      "passed": true,
      "detail": null
    },
    {
      "name": "Typing commits a real numeric cell",
      "passed": true,
      "detail": 200000
    },
    {
      "name": "Editing recalculates dependent total",
      "passed": true,
      "detail": 2219000
    },
    {
      "name": "Keyboard undo restores both input and calculated total",
      "passed": true,
      "detail": null
    },
    {
      "name": "Keyboard redo reapplies the transaction",
      "passed": true,
      "detail": null
    },
    {
      "name": "Formula bar parses, commits, and calculates",
      "passed": true,
      "detail": 409000
    },
    {
      "name": "New worksheet command creates a sheet",
      "passed": true,
      "detail": null
    },
    {
      "name": "Clipboard paste event enters a rectangular range",
      "passed": true,
      "detail": null
    },
    {
      "name": "Pasted formulas calculate",
      "passed": true,
      "detail": null
    },
    {
      "name": "Fill-down shifts relative references",
      "passed": true,
      "detail": null
    },
    {
      "name": "Internal clipboard fallback preserves rectangular values",
      "passed": true,
      "detail": null
    },
    {
      "name": "Internal formula copy translates references",
      "passed": true,
      "detail": null
    },
    {
      "name": "Ribbon formatting applies to the selection",
      "passed": true,
      "detail": null
    },
    {
      "name": "Worksheet rename dialog updates model and tab",
      "passed": true,
      "detail": null
    },
    {
      "name": "Freeze panes uses active row and column",
      "passed": true,
      "detail": null
    },
    {
      "name": "Cell notes persist into the model and panel",
      "passed": true,
      "detail": null
    },
    {
      "name": "Sorting preserves header and reorders data rows",
      "passed": true,
      "detail": null
    },
    {
      "name": "Value filters hide nonmatching rows",
      "passed": true,
      "detail": null
    },
    {
      "name": "Clear filters restores visibility",
      "passed": true,
      "detail": null
    },
    {
      "name": "Find and replace edits matching cells",
      "passed": true,
      "detail": null
    },
    {
      "name": "XLSX export/import round-trip preserves calculated values",
      "passed": true,
      "detail": {
        "bytes": 121828,
        "sheets": 3,
        "mismatches": [],
        "mergeCount": 24,
        "originalMerges": 24,
        "freeze": 1,
        "name": "Assumptions!$B$3",
        "style": {
          "format": "general",
          "bold": true,
          "italic": false,
          "underline": false,
          "fontSize": 27,
          "color": "#223E2F",
          "wrap": false
        },
        "columns": 13,
        "warnings": [
          "XLSX import supports cell values, formulas, basic styles, dimensions, merged cells and frozen panes. Charts, pivots, macros, advanced formatting and external links are not imported."
        ]
      }
    },
    {
      "name": "XLSX round-trip preserves basic workbook structures",
      "passed": true,
      "detail": null
    },
    {
      "name": "Native DEFLATE decompression imports a compressed XLSX",
      "passed": true,
      "detail": null
    },
    {
      "name": "Unsupported 1904 date-system files are rejected explicitly",
      "passed": true,
      "detail": null
    },
    {
      "name": "Autosave writes a restorable workbook snapshot to Storage interface",
      "passed": true,
      "detail": null
    },
    {
      "name": "Stress sheet creates 80,008 sparse cells",
      "passed": true,
      "detail": {
        "wall_ms": 303.04
      }
    },
    {
      "name": "Virtualized scrolling reaches row 10,001 with correct formulas",
      "passed": true,
      "detail": {
        "revenue": 50,
        "contribution": 5
      }
    },
    {
      "name": "Stress view renders only its viewport",
      "passed": true,
      "detail": {
        "visibleCells": 576,
        "lastFrameCPUms": 4.400000000008731,
        "storedCells": 80008,
        "active": {
          "r": 10000,
          "c": 3
        }
      }
    },
    {
      "name": "Theme toggle updates renderer state",
      "passed": true,
      "detail": null
    },
    {
      "name": "Zoom command updates the viewport transform",
      "passed": true,
      "detail": null
    },
    {
      "name": "Browser interactions produce no uncaught JavaScript errors",
      "passed": true,
      "detail": []
    }
  ],
  "stressMetrics": {
    "visibleCells": 576,
    "lastFrameCPUms": 4.400000000008731,
    "storedCells": 80008,
    "active": {
      "r": 10000,
      "c": 3
    }
  },
  "uncaughtErrors": [],
  "notes": [
    "GPU execution is verified only when backend is webgpu.",
    "CPU frame measurement is not GPU completion time or a cross-machine benchmark.",
    "In-memory storage fixture does not validate real browser persistence."
  ]
}