test: mock ResizeObserver for Jest testing environment

react-component · Feb 18, 2025 · 52a1c1e · 52a1c1e
1 parent f1730f9
commit 52a1c1e
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/tests/setup.js b/tests/setup.js
@@ -1,3 +1,10 @@
 // jsdom add motion events to test CSSMotion
 window.AnimationEvent = window.AnimationEvent || (() => {});
 window.TransitionEvent = window.TransitionEvent || (() => {});
+global.ResizeObserver = jest.fn(() => {
+    return {
+        observe() { },
+        unobserve() { },
+        disconnect() { },
+    };
+});