Cleared sankey renderer

cypress/integration/rendering/sankey.spec.js

@@ -0,0 +1,14 @@
+import { imgSnapshotTest, renderGraph } from '../../helpers/util.js';
+
+describe('Sankey Diagram', () => {
+  it('should render a simple sankey diagram', () => {
+    imgSnapshotTest(
+      `
+      sankey
+        a -> 30 -> b
+      `,
+      {}
+    );
+    cy.get('svg');
+  });
+});

packages/mermaid/src/diagrams/sankey/parser/desired_syntax.md

@@ -28,7 +28,7 @@ Interviewed,Declined Offer,2
 Interviewed,Accepted Offer,1,orange
 ```
 
-GoJS uses similar approach
+GoJS uses similar approach:
 ```json
 {
 "nodeDataArray": [

packages/mermaid/src/diagrams/sankey/parser/sankey.spec.js

@@ -0,0 +1,44 @@
+import diagram from './sankey.jison';
+import { parser } from './sankey.jison';
+import db from '../sankeyDB.js';
+
+describe('Sankey diagram', function () {
+  // TODO - these examples should be put into ./parser/stateDiagram.spec.js
+  describe('when parsing an info graph it', function () {
+    beforeEach(function () {
+      parser.yy = db;
+      diagram.parser.yy = db;
+      diagram.parser.yy.clear();
+    });
+
+    it('one simple flow', function () {
+      const str = `
+      sankey
+      a -> 30 -> b
+      `;
+
+      parser.parse(str);
+    });
+
+    it('multiple flows', function () {
+      const str = `
+      sankey
+      a -> 30 -> b
+      c -> 30 -> d
+      c -> 40 -> e
+      `;
+
+      parser.parse(str);
+    });
+
+    it('multiple flows', function () {
+      const str = `
+      sankey
+      a -> 30 -> b
+      c -> 30 -> d
+      `;
+
+      parser.parse(str);
+    });
+  });
+});

packages/mermaid/src/diagrams/sankey/sankeyDiagram.spec.js

@@ -1,24 +0,0 @@
-import diagram from './parser/sankey.jison';
-import { parser } from './parser/sankey.jison';
-import db from './sankeyDB.js';
-
-describe('state diagram V2, ', function () {
-  // TODO - these examples should be put into ./parser/stateDiagram.spec.js
-  describe('when parsing an info graph it', function () {
-    beforeEach(function () {
-      parser.yy = stateDb;
-      diagram.parser.yy = db;
-      diagram.parser.yy.clear();
-    });
-
-    it('super simple', function () {
-      const str = `
-      stateDiagram-v2
-      [*] --> State1
-      State1 --> [*]
-      `;
-
-      parser.parse(str);
-    });
-  });
-});

packages/mermaid/src/diagrams/sankey/sankeyDiagram.ts

@@ -11,3 +11,4 @@ export const diagram: DiagramDefinition = {
   renderer,
   styles,
 };
+