update d3-sankey-circular and associated baselines

Author: antoinerg

package-lock.json

@@ -66,7 +66,7 @@
     "country-regex": "^1.1.0",
     "d3": "^3.5.12",
     "@plotly/d3-sankey": "0.7.2",
-    "d3-sankey-circular": "0.30.0",
+    "d3-sankey-circular": "git://github.com/plotly/d3-sankey-circular.git#4da7da7572809de361cbe4aceed813ea536de005",
     "d3-force": "^1.0.6",
     "d3-interpolate": "1",
     "delaunay-triangulate": "^1.1.6",

package.json

@@ -0,0 +1,31 @@
+{
+    "data": [
+        {
+            "type": "sankey",
+            "node": {
+                "pad": 5,
+                "label": ["0", "1", "2", "3", "sink", "source"]
+            },
+            "link": {
+                "source": [
+                    0, 1, 2, 3,
+                    0, 1, 2, 3,
+                    5
+                ],
+                "target": [
+                    1, 2, 3, 0,
+                    4, 4, 4, 4,
+                    0
+                ],
+                "value": [
+                    1, 0.85, 0.7, 0.55,
+                    0, 0.15, 0.15, 0.15,
+                    0.45
+                ]
+            }
+        }],
+    "layout": {
+        "width": 800,
+        "height": 800
+    }
+}

test/image/baselines/sankey_circular_large.png

@@ -1177,7 +1177,6 @@ describe('sankey layout generators', function() {
                 sankey = d3SankeyCircular
                   .sankeyCircular()
                   .iterations(32)
-                  .circularLinkGap(2)
                   .nodePadding(10)
                   .size([500, 500])
                   .nodeId(function(d) {
@@ -1194,7 +1193,7 @@ describe('sankey layout generators', function() {
                 var circularLinks = graph.links.filter(function(link) {
                     return link.circular;
                 });
-                expect(circularLinks.length).toEqual(194, 'right number of circular links');
+                expect(circularLinks.length).toEqual(89, 'right number of circular links');
             });
         });
     });