Add bens sketch test

test/static/ExternalDocument/sketch-tests@1x.out.json

@@ -0,0 +1,181 @@
{
	"layerA": {
		"frame": {
			"x": 50,
			"y": 50,
			"width": 100,
			"height": 100
		},
		"subLayerNames": []
	},
	"label": {
		"frame": {
			"x": 66,
			"y": 160,
			"width": 68,
			"height": 27
		},
		"subLayerNames": []
	},
	"artboardA": {
		"frame": {
			"x": 0,
			"y": 0,
			"width": 200,
			"height": 200
		},
		"subLayerNames": [
			"layerA",
			"label"
		]
	},
	"layerB": {
		"frame": {
			"x": 50,
			"y": 50,
			"width": 100,
			"height": 100
		},
		"subLayerNames": []
	},
	"artboardB": {
		"frame": {
			"x": 215,
			"y": 0,
			"width": 200,
			"height": 200
		},
		"subLayerNames": [
			"layerB",
			"label"
		]
	},
	"layerC": {
		"frame": {
			"x": -10,
			"y": -10,
			"width": 100,
			"height": 100
		},
		"subLayerNames": []
	},
	"layerD": {
		"frame": {
			"x": 60,
			"y": 60,
			"width": 80,
			"height": 80
		},
		"subLayerNames": [
			"layerC"
		]
	},
	"artboardC": {
		"frame": {
			"x": 430,
			"y": 0,
			"width": 200,
			"height": 200
		},
		"subLayerNames": [
			"layerD",
			"label"
		]
	},
	"layerF": {
		"frame": {
			"x": 10,
			"y": 10,
			"width": 80,
			"height": 80
		},
		"subLayerNames": []
	},
	"layerE": {
		"frame": {
			"x": 50,
			"y": 50,
			"width": 100,
			"height": 100
		},
		"subLayerNames": [
			"layerF"
		]
	},
	"artboardD": {
		"frame": {
			"x": 0,
			"y": 215,
			"width": 200,
			"height": 200
		},
		"subLayerNames": [
			"layerE",
			"label"
		]
	},
	"layerG": {
		"frame": {
			"x": 60,
			"y": 60,
			"width": 80,
			"height": 80
		},
		"subLayerNames": []
	},
	"artboardE": {
		"frame": {
			"x": 215,
			"y": 215,
			"width": 200,
			"height": 200
		},
		"subLayerNames": [
			"layerG",
			"label"
		]
	},
	"layerJ": {
		"frame": {
			"x": 30,
			"y": 30,
			"width": 50,
			"height": 50
		},
		"subLayerNames": []
	},
	"layerI": {
		"frame": {
			"x": 0,
			"y": 0,
			"width": 60,
			"height": 60
		},
		"subLayerNames": [
			"layerJ"
		]
	},
	"layerH": {
		"frame": {
			"x": 60,
			"y": 60,
			"width": 80,
			"height": 80
		},
		"subLayerNames": [
			"layerI"
		]
	},
	"artboardF": {
		"frame": {
			"x": 430,
			"y": 215,
			"width": 200,
			"height": 200
		},
		"subLayerNames": [
			"layerH",
			"label"
		]
	}
}