#1078 Using the configuration of the arrowMarkerAbsolute

cypress/helpers/util.js

@@ -26,3 +26,9 @@ export const imgSnapshotTest = (graphStr, options, api) => {
   cy.get('svg');
   cy.percySnapshot();
 };
+
+export const renderGraph = (graphStr, options, api) => {
+  const url = mermaidUrl(graphStr, options, api);
+
+  cy.visit(url);
+};

cypress/integration/other/configuration.spec.js

@@ -0,0 +1,100 @@
+import { renderGraph } from '../../helpers/util';
+/* eslint-env jest */
+describe('Configuration', () => {
+  describe('arrowMarkerAbsolute', () => {
+    it('should handle default value false of arrowMarkerAbsolute', () => {
+      renderGraph(
+        `graph TD
+        A[Christmas] -->|Get money| B(Go shopping)
+        B --> C{Let me think}
+        C -->|One| D[Laptop]
+        C -->|Two| E[iPhone]
+        C -->|Three| F[fa:fa-car Car]
+        `,
+        { }
+      );
+
+      // Check the marker-end property to make sure it is properly set to
+      // start with #
+      cy.get('.edgePath path').first().should('have.attr', 'marker-end')
+        .should('exist')
+        .and('include', 'url(#');
+    });
+    it('should handle default value false of arrowMarkerAbsolute', () => {
+      renderGraph(
+        `graph TD
+        A[Christmas] -->|Get money| B(Go shopping)
+        B --> C{Let me think}
+        C -->|One| D[Laptop]
+        C -->|Two| E[iPhone]
+        C -->|Three| F[fa:fa-car Car]
+        `,
+        { }
+      );
+
+      // Check the marker-end property to make sure it is properly set to
+      // start with #
+      cy.get('.edgePath path').first().should('have.attr', 'marker-end')
+        .should('exist')
+        .and('include', 'url(#');
+    });
+    it('should handle arrowMarkerAbsolute excplicitly set to false', () => {
+      renderGraph(
+        `graph TD
+        A[Christmas] -->|Get money| B(Go shopping)
+        B --> C{Let me think}
+        C -->|One| D[Laptop]
+        C -->|Two| E[iPhone]
+        C -->|Three| F[fa:fa-car Car]
+        `,
+        {
+          arrowMarkerAbsolute: false
+        }
+      );
+
+      // Check the marker-end property to make sure it is properly set to
+      // start with #
+      cy.get('.edgePath path').first().should('have.attr', 'marker-end')
+        .should('exist')
+        .and('include', 'url(#');
+    });
+    it('should handle arrowMarkerAbsolute excplicitly set to "false" as false', () => {
+      renderGraph(
+        `graph TD
+        A[Christmas] -->|Get money| B(Go shopping)
+        B --> C{Let me think}
+        C -->|One| D[Laptop]
+        C -->|Two| E[iPhone]
+        C -->|Three| F[fa:fa-car Car]
+        `,
+        {
+          arrowMarkerAbsolute: "false"
+        }
+      );
+
+      // Check the marker-end property to make sure it is properly set to
+      // start with #
+      cy.get('.edgePath path').first().should('have.attr', 'marker-end')
+        .should('exist')
+        .and('include', 'url(#');
+    });
+    it('should handle arrowMarkerAbsolute set to true', () => {
+      renderGraph(
+        `graph TD
+        A[Christmas] -->|Get money| B(Go shopping)
+        B --> C{Let me think}
+        C -->|One| D[Laptop]
+        C -->|Two| E[iPhone]
+        C -->|Three| F[fa:fa-car Car]
+        `,
+        {
+          arrowMarkerAbsolute: true
+        }
+      );
+
+      cy.get('.edgePath path').first().should('have.attr', 'marker-end')
+        .should('exist')
+        .and('include', 'url(http://localhost');
+    });
+  });
+});

cypress/platform/e2e.html

@@ -4,9 +4,8 @@
     <link href="https://fonts.googleapis.com/css?family=Mansalva&display=swap" rel="stylesheet" />
     <style>
       body {
-        /* font-family: 'Mansalva', cursive;
+        /* font-family: 'Mansalva', cursive;*/
-        font-family: 'Mansalva', cursive; */
+        font-family: 'Mansalva', cursive;
-        font-family: 'times';
       }
       /* .mermaid-main-font {
         font-family: "trebuchet ms", verdana, arial;

src/mermaidAPI.js

@@ -598,10 +598,11 @@ const render = function(id, txt, cb, container) {
   }
 
   // Fix for when the base tag is used
-  let svgCode = d3
+  let svgCode = d3.select('#d' + id).node().innerHTML;
-    .select('#d' + id)
+
-    .node()
+  if (!config.arrowMarkerAbsolute || config.arrowMarkerAbsolute === 'false') {
-    .innerHTML.replace(/url\(#arrowhead/g, 'url(' + url + '#arrowhead', 'g');
+    svgCode = svgCode.replace(/marker-end=\"url\(.*?#/g, 'marker-end="url(#', 'g');
+  }
 
   svgCode = decodeEntities(svgCode);