feat: Fluent UI Outlook Lite + connections mockup

node_modules/@fluentui/react-positioning/lib/utils/createResizeObserver.js

@@ -0,0 +1,18 @@
+export function createResizeObserver(targetWindow, callback) {
+    // https://github.com/jsdom/jsdom/issues/3368
+    // Add the polyfill here so it is not needed for all unit tests that leverage positioning
+    if (process.env.NODE_ENV === 'test') {
+        targetWindow.ResizeObserver = class ResizeObserver {
+            observe() {
+            // do nothing
+            }
+            unobserve() {
+            // do nothing
+            }
+            disconnect() {
+            // do nothing
+            }
+        };
+    }
+    return new targetWindow.ResizeObserver(callback);
+}