[test] Ignore ReactDOM.render deprecation warning

test/utils/createServerRender.js

@@ -10,16 +10,15 @@ export default function createServerRender(options = {}) {
   const { expectUseLayoutEffectWarning = false } = options;
 
   beforeEach(() => {
+    const originalConsoleError = console.error;
     stub(console, 'error').callsFake((message, ...args) => {
       const isUseLayoutEffectWarning = /Warning: useLayoutEffect does nothing on the server/.test(
         message,
       );
 
       if (!expectUseLayoutEffectWarning || !isUseLayoutEffectWarning) {
         // callThrough
-        // eslint-disable-next-line no-console
-        console.info(message, ...args);
-        throw new Error(message, ...args);
+        originalConsoleError(message, ...args);
       }
     });
   });

test/utils/initMatchers.ts

@@ -471,6 +471,11 @@ chai.use((chaiAPI, utils) => {
         const originalMethod = console[methodName];
 
         const consoleMatcher = (format: string, ...args: readonly unknown[]) => {
+          // Ignore ReactDOM.render deprecation warning
+          // TODO: Remove once we no longer use legacy roots.
+          if (format.indexOf('Use createRoot instead.') !== -1) {
+            return;
+          }
           const actualMessage = formatUtil(format, ...args);
           const expectedMessage = remainingMessages.shift();
 

test/utils/mochaHooks.js

@@ -93,6 +93,12 @@ function createUnexpectedConsoleMessagesHooks(Mocha, methodName, expectedMatcher
       }
     }
 
+    // Ignore ReactDOM.render deprecation warning
+    // TODO: Remove once we no longer use legacy roots.
+    if (message.indexOf('Use createRoot instead.') !== -1) {
+      return;
+    }
+
     unexpectedCalls.push([
       // first line includes the (empty) error message
       // i.e. Remove the `Error:` line