add transparent_3d test

e2etests/stable_test.go

@@ -986,6 +986,20 @@ sugar -> c
 c: mixed together
 
 c -> solution: we get
+`,
+		},
+		{
+			name: "transparent_3d",
+			script: `
+cube: {
+	style: {
+		3d: true
+		opacity: 0.5
+		fill: orange
+		stroke: "#53C0D8"
+		stroke-width: 7
+	}
+}
 `,
 		},
 	}

e2etests/testdata/stable/transparent_3d/dagre/board.exp.json

@@ -0,0 +1,44 @@
+{
+  "name": "",
+  "shapes": [
+    {
+      "id": "cube",
+      "type": "",
+      "pos": {
+        "x": 0,
+        "y": 0
+      },
+      "width": 139,
+      "height": 126,
+      "level": 1,
+      "opacity": 0.5,
+      "strokeDash": 0,
+      "strokeWidth": 7,
+      "borderRadius": 0,
+      "fill": "orange",
+      "stroke": "#53C0D8",
+      "shadow": false,
+      "3d": true,
+      "multiple": false,
+      "tooltip": "",
+      "link": "",
+      "icon": null,
+      "iconPosition": "",
+      "fields": null,
+      "methods": null,
+      "columns": null,
+      "label": "cube",
+      "fontSize": 16,
+      "fontFamily": "DEFAULT",
+      "language": "",
+      "color": "#0A0F25",
+      "italic": false,
+      "bold": true,
+      "underline": false,
+      "labelWidth": 39,
+      "labelHeight": 26,
+      "labelPosition": "INSIDE_MIDDLE_CENTER"
+    }
+  ],
+  "connections": []
+}

e2etests/testdata/stable/transparent_3d/elk/board.exp.json

@@ -0,0 +1,44 @@
+{
+  "name": "",
+  "shapes": [
+    {
+      "id": "cube",
+      "type": "",
+      "pos": {
+        "x": 12,
+        "y": 12
+      },
+      "width": 139,
+      "height": 126,
+      "level": 1,
+      "opacity": 0.5,
+      "strokeDash": 0,
+      "strokeWidth": 7,
+      "borderRadius": 0,
+      "fill": "orange",
+      "stroke": "#53C0D8",
+      "shadow": false,
+      "3d": true,
+      "multiple": false,
+      "tooltip": "",
+      "link": "",
+      "icon": null,
+      "iconPosition": "",
+      "fields": null,
+      "methods": null,
+      "columns": null,
+      "label": "cube",
+      "fontSize": 16,
+      "fontFamily": "DEFAULT",
+      "language": "",
+      "color": "#0A0F25",
+      "italic": false,
+      "bold": true,
+      "underline": false,
+      "labelWidth": 39,
+      "labelHeight": 26,
+      "labelPosition": "INSIDE_MIDDLE_CENTER"
+    }
+  ],
+  "connections": []
+}