WIP: mock selenium response

public/assets/images/scenario-dragon_hunting.svg

@@ -60,9 +60,9 @@
   <rect id="background"/>
 
   <g class="gameboard">
-    <use href="http://localhost:8080/assets/images/mapsheets.svg#map2"/>
-    <use href="http://localhost:8080/assets/images/mapsheets.svg#map1" style="transform: translate(0, 390.25px);"/>
-    <use href="http://localhost:8080/assets/images/mapsheets.svg#map3" style="transform: translate(0, 780.5px);"/>
+    <use data-href="http://localhost:8080/assets/images/mapsheets.svg#map2"/>
+    <use data-href="http://localhost:8080/assets/images/mapsheets.svg#map1" style="transform: translate(0, 390.25px);"/>
+    <use data-href="http://localhost:8080/assets/images/mapsheets.svg#map3" style="transform: translate(0, 780.5px);"/>
 
     <rect id="dots" fill="url(#asterisk)"/>
 
@@ -122,5 +122,19 @@
 
     <g class="grid"/>
   </g>
+  <script>//<![CDATA[
+    // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/random#getting_a_random_integer_between_two_values_inclusive
+    function getRandomIntInclusive(min, max) {
+      const minCeiled = Math.ceil(min);
+      const maxFloored = Math.floor(max);
+      return Math.floor(Math.random() * (maxFloored - minCeiled + 1) + minCeiled); // The maximum is inclusive and the minimum is inclusive
+    }
+
+    const cacheBuster = Array(20).fill(null).map(() => getRandomIntInclusive(0, 9)).join('');
+
+    document.querySelectorAll('[data-href]').forEach(el => {
+      el.setAttributeNS(null, 'href', el.dataset.href.split('#').join(`?v=${cacheBuster}#`));
+    });
+  //]]></script>
   <script data-cols="33" data-rows="77" href="http://localhost:8080/map.js"/>
 </svg>