This test verifies that grids with direction rtl and ltr are correctly highlighted.

ltrGrid{
  "paths": [
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(255, 0, 0, 0)",
      "outlineColor": "rgba(128, 0, 0, 0)",
      "name": "content"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(0, 255, 0, 0)",
      "name": "padding"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(0, 0, 255, 0)",
      "name": "border"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(255, 255, 255, 0)",
      "name": "margin"
    }
  ],
  "showRulers": true,
  "showExtensionLines": true,
  "showAccessibilityInfo": true,
  "colorFormat": "hex",
  "elementInfo": {
    "tagName": "div",
    "idValue": "ltrGrid",
    "className": ".grid.ltr-dir",
    "nodeWidth": "100",
    "nodeHeight": "100",
    "isKeyboardFocusable": false,
    "accessibleName": "",
    "accessibleRole": "generic",
    "layoutObjectName": "LayoutGrid",
    "showAccessibilityInfo": true
  },
  "gridInfo": [
    {
      "rotationAngle": 0,
      "writingMode": "horizontal-tb",
      "columnTrackSizes": [
        {
          "x": 18,
          "y": 44,
          "computedSize": 20,
          "authoredSize": "20px"
        },
        {
          "x": 53,
          "y": 44,
          "computedSize": 50,
          "authoredSize": "50px"
        }
      ],
      "rowTrackSizes": [
        {
          "x": 8,
          "y": 94,
          "computedSize": 100,
          "authoredSize": "100px"
        }
      ],
      "rows": [
        "M",
        8,
        44,
        "L",
        78,
        44,
        "M",
        78,
        144,
        "L",
        8,
        144
      ],
      "rowGaps": [],
      "columns": [
        "M",
        8,
        44,
        "L",
        8,
        144,
        "M",
        28,
        44,
        "L",
        28,
        144,
        "M",
        78,
        144,
        "L",
        78,
        44
      ],
      "columnGaps": [
        "M",
        28,
        44,
        "L",
        28,
        44,
        "L",
        28,
        144,
        "L",
        28,
        144,
        "Z"
      ],
      "positiveRowLineNumberPositions": [
        {
          "x": 8,
          "y": 44
        },
        {
          "x": 8,
          "y": 144
        }
      ],
      "positiveColumnLineNumberPositions": [
        {
          "x": 8,
          "y": 44
        },
        {
          "x": 28,
          "y": 44
        },
        {
          "x": 78,
          "y": 44
        }
      ],
      "negativeRowLineNumberPositions": [
        {
          "x": 78,
          "y": 44
        },
        {
          "x": 78,
          "y": 144
        }
      ],
      "negativeColumnLineNumberPositions": [
        {
          "x": 8,
          "y": 144
        },
        {
          "x": 28,
          "y": 144
        },
        {
          "x": 78,
          "y": 144
        }
      ],
      "areaNames": {},
      "rowLineNameOffsets": [],
      "columnLineNameOffsets": [],
      "gridBorder": [
        "M",
        8,
        44,
        "L",
        78,
        44,
        "L",
        78,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "gridHighlightConfig": {
        "gridBorderDash": false,
        "rowLineDash": true,
        "columnLineDash": true,
        "showGridExtensionLines": true,
        "showPositiveLineNumbers": true,
        "showNegativeLineNumbers": true,
        "showAreaNames": true,
        "showLineNames": true,
        "gridBorderColor": "rgba(255, 0, 0, 0)",
        "rowLineColor": "rgba(128, 0, 0, 0)",
        "columnLineColor": "rgba(128, 0, 0, 0)",
        "rowGapColor": "rgba(0, 255, 0, 0)",
        "columnGapColor": "rgba(0, 0, 255, 0)",
        "rowHatchColor": "rgba(255, 255, 255, 0)",
        "columnHatchColor": "rgba(128, 128, 128, 0)",
        "areaBorderColor": "rgba(255, 0, 0, 0)",
        "gridBackgroundColor": "rgba(255, 0, 0, 0)"
      },
      "isPrimaryGrid": true
    }
  ]
}
rtlGrid{
  "paths": [
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(255, 0, 0, 0)",
      "outlineColor": "rgba(128, 0, 0, 0)",
      "name": "content"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(0, 255, 0, 0)",
      "name": "padding"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(0, 0, 255, 0)",
      "name": "border"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(255, 255, 255, 0)",
      "name": "margin"
    }
  ],
  "showRulers": true,
  "showExtensionLines": true,
  "showAccessibilityInfo": true,
  "colorFormat": "hex",
  "elementInfo": {
    "tagName": "div",
    "idValue": "rtlGrid",
    "className": ".grid.rtl-dir",
    "nodeWidth": "100",
    "nodeHeight": "100",
    "isKeyboardFocusable": false,
    "accessibleName": "",
    "accessibleRole": "generic",
    "layoutObjectName": "LayoutGrid",
    "showAccessibilityInfo": true
  },
  "gridInfo": [
    {
      "rotationAngle": 0,
      "writingMode": "horizontal-tb",
      "columnTrackSizes": [
        {
          "x": 98,
          "y": 44,
          "computedSize": 20,
          "authoredSize": "20px"
        },
        {
          "x": 63,
          "y": 44,
          "computedSize": 50,
          "authoredSize": "50px"
        }
      ],
      "rowTrackSizes": [
        {
          "x": 108,
          "y": 94,
          "computedSize": 100,
          "authoredSize": "100px"
        }
      ],
      "rows": [
        "M",
        38,
        44,
        "L",
        108,
        44,
        "M",
        108,
        144,
        "L",
        38,
        144
      ],
      "rowGaps": [],
      "columns": [
        "M",
        88,
        44,
        "L",
        88,
        144,
        "M",
        108,
        144,
        "L",
        108,
        44,
        "M",
        38,
        44,
        "L",
        38,
        144
      ],
      "columnGaps": [
        "M",
        88,
        44,
        "L",
        88,
        44,
        "L",
        88,
        144,
        "L",
        88,
        144,
        "Z"
      ],
      "positiveRowLineNumberPositions": [
        {
          "x": 108,
          "y": 44
        },
        {
          "x": 108,
          "y": 144
        }
      ],
      "positiveColumnLineNumberPositions": [
        {
          "x": 108,
          "y": 44
        },
        {
          "x": 88,
          "y": 44
        },
        {
          "x": 38,
          "y": 44
        }
      ],
      "negativeRowLineNumberPositions": [
        {
          "x": 38,
          "y": 44
        },
        {
          "x": 38,
          "y": 144
        }
      ],
      "negativeColumnLineNumberPositions": [
        {
          "x": 108,
          "y": 144
        },
        {
          "x": 88,
          "y": 144
        },
        {
          "x": 38,
          "y": 144
        }
      ],
      "areaNames": {},
      "rowLineNameOffsets": [],
      "columnLineNameOffsets": [],
      "gridBorder": [
        "M",
        38,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        38,
        144,
        "Z"
      ],
      "gridHighlightConfig": {
        "gridBorderDash": false,
        "rowLineDash": true,
        "columnLineDash": true,
        "showGridExtensionLines": true,
        "showPositiveLineNumbers": true,
        "showNegativeLineNumbers": true,
        "showAreaNames": true,
        "showLineNames": true,
        "gridBorderColor": "rgba(255, 0, 0, 0)",
        "rowLineColor": "rgba(128, 0, 0, 0)",
        "columnLineColor": "rgba(128, 0, 0, 0)",
        "rowGapColor": "rgba(0, 255, 0, 0)",
        "columnGapColor": "rgba(0, 0, 255, 0)",
        "rowHatchColor": "rgba(255, 255, 255, 0)",
        "columnHatchColor": "rgba(128, 128, 128, 0)",
        "areaBorderColor": "rgba(255, 0, 0, 0)",
        "gridBackgroundColor": "rgba(255, 0, 0, 0)"
      },
      "isPrimaryGrid": true
    }
  ]
}
ltrGridGap{
  "paths": [
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(255, 0, 0, 0)",
      "outlineColor": "rgba(128, 0, 0, 0)",
      "name": "content"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(0, 255, 0, 0)",
      "name": "padding"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(0, 0, 255, 0)",
      "name": "border"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(255, 255, 255, 0)",
      "name": "margin"
    }
  ],
  "showRulers": true,
  "showExtensionLines": true,
  "showAccessibilityInfo": true,
  "colorFormat": "hex",
  "elementInfo": {
    "tagName": "div",
    "idValue": "ltrGridGap",
    "className": ".grid.ltr-dir.with-gap",
    "nodeWidth": "100",
    "nodeHeight": "100",
    "isKeyboardFocusable": false,
    "accessibleName": "",
    "accessibleRole": "generic",
    "layoutObjectName": "LayoutGrid",
    "showAccessibilityInfo": true
  },
  "gridInfo": [
    {
      "rotationAngle": 0,
      "writingMode": "horizontal-tb",
      "columnTrackSizes": [
        {
          "x": 18,
          "y": 44,
          "computedSize": 20,
          "authoredSize": "20px"
        },
        {
          "x": 69,
          "y": 44,
          "computedSize": 50,
          "authoredSize": "50px"
        }
      ],
      "rowTrackSizes": [
        {
          "x": 8,
          "y": 94,
          "computedSize": 100,
          "authoredSize": "100px"
        }
      ],
      "rows": [
        "M",
        8,
        44,
        "L",
        94,
        44,
        "M",
        94,
        144,
        "L",
        8,
        144
      ],
      "rowGaps": [],
      "columns": [
        "M",
        8,
        44,
        "L",
        8,
        144,
        "M",
        28,
        144,
        "L",
        28,
        44,
        "M",
        44,
        44,
        "L",
        44,
        144,
        "M",
        94,
        144,
        "L",
        94,
        44
      ],
      "columnGaps": [
        "M",
        28,
        44,
        "L",
        44,
        44,
        "L",
        44,
        144,
        "L",
        28,
        144,
        "Z"
      ],
      "positiveRowLineNumberPositions": [
        {
          "x": 8,
          "y": 44
        },
        {
          "x": 8,
          "y": 144
        }
      ],
      "positiveColumnLineNumberPositions": [
        {
          "x": 8,
          "y": 44
        },
        {
          "x": 36,
          "y": 44
        },
        {
          "x": 94,
          "y": 44
        }
      ],
      "negativeRowLineNumberPositions": [
        {
          "x": 94,
          "y": 44
        },
        {
          "x": 94,
          "y": 144
        }
      ],
      "negativeColumnLineNumberPositions": [
        {
          "x": 8,
          "y": 144
        },
        {
          "x": 36,
          "y": 144
        },
        {
          "x": 94,
          "y": 144
        }
      ],
      "areaNames": {},
      "rowLineNameOffsets": [],
      "columnLineNameOffsets": [],
      "gridBorder": [
        "M",
        8,
        44,
        "L",
        94,
        44,
        "L",
        94,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "gridHighlightConfig": {
        "gridBorderDash": false,
        "rowLineDash": true,
        "columnLineDash": true,
        "showGridExtensionLines": true,
        "showPositiveLineNumbers": true,
        "showNegativeLineNumbers": true,
        "showAreaNames": true,
        "showLineNames": true,
        "gridBorderColor": "rgba(255, 0, 0, 0)",
        "rowLineColor": "rgba(128, 0, 0, 0)",
        "columnLineColor": "rgba(128, 0, 0, 0)",
        "rowGapColor": "rgba(0, 255, 0, 0)",
        "columnGapColor": "rgba(0, 0, 255, 0)",
        "rowHatchColor": "rgba(255, 255, 255, 0)",
        "columnHatchColor": "rgba(128, 128, 128, 0)",
        "areaBorderColor": "rgba(255, 0, 0, 0)",
        "gridBackgroundColor": "rgba(255, 0, 0, 0)"
      },
      "isPrimaryGrid": true
    }
  ]
}
rtlGridGap{
  "paths": [
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(255, 0, 0, 0)",
      "outlineColor": "rgba(128, 0, 0, 0)",
      "name": "content"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(0, 255, 0, 0)",
      "name": "padding"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(0, 0, 255, 0)",
      "name": "border"
    },
    {
      "path": [
        "M",
        8,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        8,
        144,
        "Z"
      ],
      "fillColor": "rgba(255, 255, 255, 0)",
      "name": "margin"
    }
  ],
  "showRulers": true,
  "showExtensionLines": true,
  "showAccessibilityInfo": true,
  "colorFormat": "hex",
  "elementInfo": {
    "tagName": "div",
    "idValue": "rtlGridGap",
    "className": ".grid.rtl-dir.with-gap",
    "nodeWidth": "100",
    "nodeHeight": "100",
    "isKeyboardFocusable": false,
    "accessibleName": "",
    "accessibleRole": "generic",
    "layoutObjectName": "LayoutGrid",
    "showAccessibilityInfo": true
  },
  "gridInfo": [
    {
      "rotationAngle": 0,
      "writingMode": "horizontal-tb",
      "columnTrackSizes": [
        {
          "x": 98,
          "y": 44,
          "computedSize": 20,
          "authoredSize": "20px"
        },
        {
          "x": 47,
          "y": 44,
          "computedSize": 50,
          "authoredSize": "50px"
        }
      ],
      "rowTrackSizes": [
        {
          "x": 108,
          "y": 94,
          "computedSize": 100,
          "authoredSize": "100px"
        }
      ],
      "rows": [
        "M",
        22,
        44,
        "L",
        108,
        44,
        "M",
        108,
        144,
        "L",
        22,
        144
      ],
      "rowGaps": [],
      "columns": [
        "M",
        88,
        44,
        "L",
        88,
        144,
        "M",
        108,
        144,
        "L",
        108,
        44,
        "M",
        22,
        44,
        "L",
        22,
        144,
        "M",
        72,
        144,
        "L",
        72,
        44
      ],
      "columnGaps": [
        "M",
        72,
        44,
        "L",
        88,
        44,
        "L",
        88,
        144,
        "L",
        72,
        144,
        "Z"
      ],
      "positiveRowLineNumberPositions": [
        {
          "x": 108,
          "y": 44
        },
        {
          "x": 108,
          "y": 144
        }
      ],
      "positiveColumnLineNumberPositions": [
        {
          "x": 108,
          "y": 44
        },
        {
          "x": 80,
          "y": 44
        },
        {
          "x": 22,
          "y": 44
        }
      ],
      "negativeRowLineNumberPositions": [
        {
          "x": 22,
          "y": 44
        },
        {
          "x": 22,
          "y": 144
        }
      ],
      "negativeColumnLineNumberPositions": [
        {
          "x": 108,
          "y": 144
        },
        {
          "x": 80,
          "y": 144
        },
        {
          "x": 22,
          "y": 144
        }
      ],
      "areaNames": {},
      "rowLineNameOffsets": [],
      "columnLineNameOffsets": [],
      "gridBorder": [
        "M",
        22,
        44,
        "L",
        108,
        44,
        "L",
        108,
        144,
        "L",
        22,
        144,
        "Z"
      ],
      "gridHighlightConfig": {
        "gridBorderDash": false,
        "rowLineDash": true,
        "columnLineDash": true,
        "showGridExtensionLines": true,
        "showPositiveLineNumbers": true,
        "showNegativeLineNumbers": true,
        "showAreaNames": true,
        "showLineNames": true,
        "gridBorderColor": "rgba(255, 0, 0, 0)",
        "rowLineColor": "rgba(128, 0, 0, 0)",
        "columnLineColor": "rgba(128, 0, 0, 0)",
        "rowGapColor": "rgba(0, 255, 0, 0)",
        "columnGapColor": "rgba(0, 0, 255, 0)",
        "rowHatchColor": "rgba(255, 255, 255, 0)",
        "columnHatchColor": "rgba(128, 128, 128, 0)",
        "areaBorderColor": "rgba(255, 0, 0, 0)",
        "gridBackgroundColor": "rgba(255, 0, 0, 0)"
      },
      "isPrimaryGrid": true
    }
  ]
}