chore: refactor and simplify testing (#39050)

utils/block-nameify.js

@@ -0,0 +1,40 @@
+const preFormattedBlockNames = {
+  'api-projects': 'API Projects',
+  'basic-css': 'Basic CSS',
+  'basic-html-and-html5': 'Basic HTML and HTML5',
+  'css-flexbox': 'CSS Flexbox',
+  'css-grid': 'CSS Grid',
+  devops: 'DevOps',
+  es6: 'ES6',
+  'information-security-with-helmetjs': 'Information Security with HelmetJS',
+  jquery: 'jQuery',
+  'json-apis-and-ajax': 'JSON APIs and Ajax',
+  'mongodb-and-mongoose': 'MongoDB and Mongoose',
+  'the-dom': 'The DOM',
+  'apis-and-microservices': 'APIs and Microservices',
+  'apis-and-microservices-projects': 'APIs and Microservices Projects',
+  'scientific-computing-with-python': 'Scientific Computing with Python',
+  'data-analysis-with-python': 'Data Analysis with Python',
+  'machine-learning-with-python': 'Machine Learning with Python'
+};
+
+const noFormatting = ['and', 'for', 'of', 'the', 'up', 'with'];
+
+exports.blockNameify = function blockNameify(phrase) {
+  const preFormatted = preFormattedBlockNames[phrase] || '';
+  if (preFormatted) {
+    return preFormatted;
+  }
+  return phrase
+    .split('-')
+    .map(word => {
+      if (noFormatting.indexOf(word) !== -1) {
+        return word;
+      }
+      if (word === 'javascript') {
+        return 'JavaScript';
+      }
+      return word.charAt(0).toUpperCase() + word.slice(1);
+    })
+    .join(' ');
+};