add test to ensure correct shared functions are being parsed

tests/unit/stubs/CategoryDataStub.ts

@@ -0,0 +1,21 @@
+import { CategoryData, CategoryOrScriptData, DocumentationUrlsData } from 'js-yaml-loader!@/*';
+import { ScriptDataStub } from './ScriptDataStub';
+
+export class CategoryDataStub implements CategoryData {
+    public children: readonly CategoryOrScriptData[] = [ ScriptDataStub.createWithCode() ];
+    public category = 'category name';
+    public docs?: DocumentationUrlsData;
+
+    public withChildren(children: readonly CategoryOrScriptData[]) {
+        this.children = children;
+        return this;
+    }
+    public withName(name: string) {
+        this.category = name;
+        return this;
+    }
+    public withDocs(docs: DocumentationUrlsData) {
+        this.docs = docs;
+        return this;
+    }
+}