chore: fix flaky tests on CI (#10424)

.circleci/config.yml

@@ -3,17 +3,25 @@ version: 2
 jobs:
   Filesize:
     docker:
-      - image: circleci/node:16.13.1
+      - image: cimg/node:18.12.0
     steps:
       - checkout
-      - run: npm run ci:precheck
       - run: npm version
       - run: npm ci
       - run: npm run bundlesize
 
+  Lint:
+    docker:
+      - image: cimg/node:18.12.0
+    steps:
+      - checkout
+      - run: npm version
+      - run: npm ci
+      - run: npm run lint
+
   Tests:
     docker:
-      - image: circleci/node:16.10.0
+      - image: cimg/node:18.12.0
     steps:
       - checkout
       - run: npm run ci:precheck
@@ -29,28 +37,10 @@ jobs:
       - store_artifacts:
           path: reports/junit
 
-  # Ensure that any PR that changes packages has a changeset on it (perhaps
-  # an empty one created with `changeset --empty`).
-  # We run the Changesets job itself on all branches so that we can require
-  # it to pass, but we don't run any steps on the "Version Packages" PRs
-  # themselves.
-  Changesets:
-    docker:
-      - image: circleci/node:16.13.1
-    steps:
-      - checkout
-      - run: npm ci
-      - unless:
-          condition:
-            matches:
-              pattern: "^changeset-release/.+$"
-              value: << pipeline.git.branch >>
-          steps:
-            - run: npm run changeset-check
-
 workflows:
   version: 2
   Build and Test:
     jobs:
       - Filesize
       - Tests
+      - Lint

.eslintrc

@@ -0,0 +1,13 @@
+{
+  "overrides": [
+    {
+      "parser": "@typescript-eslint/parser",
+      "plugins": ["@typescript-eslint"],
+      "files": ["**/__tests__/**/*.[jt]sx", "**/?(*.)+(test).[jt]sx"],
+      "extends": ["plugin:testing-library/react"],
+      "rules": {
+        "testing-library/prefer-user-event": "error"
+      }
+    }
+  ]
+}