From b78218c4b10324c9311f077ed7e4579faeba323c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maciej=20Jastrze=CC=A8bski?= <mdjastrzebski@gmail.com>
Date: Thu, 30 Jan 2025 19:45:36 +0100
Subject: [PATCH 1/3] .

---
 examples/web-vite/src/TestList.tsx | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/examples/web-vite/src/TestList.tsx b/examples/web-vite/src/TestList.tsx
index 8671067..874acfa 100644
--- a/examples/web-vite/src/TestList.tsx
+++ b/examples/web-vite/src/TestList.tsx
@@ -19,11 +19,11 @@ interface ListItemProps {
 }
 
 const ListItem = ({ title }: ListItemProps) => {
-  // Uncomment to introduce a performance issue
-  // const [, forceRender] = React.useState<object>();
-  // React.useEffect(() => {
-  //   forceRender({});
-  // }, [title]);
+  // Intentionally causing an extra re-render
+  const [, forceRender] = React.useState<object>();
+  React.useEffect(() => {
+    forceRender({});
+  }, [title]);
 
   return (
     <div>

From fc93e6abb03422065a9db57470a7de95342b3936 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maciej=20Jastrze=CC=A8bski?= <mdjastrzebski@gmail.com>
Date: Fri, 31 Jan 2025 14:11:43 +0100
Subject: [PATCH 2/3] .

---
 examples/web-vite/src/TestList.tsx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/examples/web-vite/src/TestList.tsx b/examples/web-vite/src/TestList.tsx
index 874acfa..23e1df3 100644
--- a/examples/web-vite/src/TestList.tsx
+++ b/examples/web-vite/src/TestList.tsx
@@ -1,3 +1,5 @@
+import React from 'react';
+
 interface TestListProps {
   count: number;
 }

From 76a4ea77b9c9bdaa776d255e5202a506b1680a6e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maciej=20Jastrze=CC=A8bski?= <mdjastrzebski@gmail.com>
Date: Fri, 31 Jan 2025 19:20:06 +0100
Subject: [PATCH 3/3] .

---
 VITEST.md                        |  1 +
 examples/web-vite/test-setup.ts  |  6 ++++++
 examples/web-vite/vite.config.ts | 26 +++++++++++++++++++++++---
 3 files changed, 30 insertions(+), 3 deletions(-)
 create mode 100644 VITEST.md
 create mode 100644 examples/web-vite/test-setup.ts

diff --git a/VITEST.md b/VITEST.md
new file mode 100644
index 0000000..77a0518
--- /dev/null
+++ b/VITEST.md
@@ -0,0 +1 @@
+time TEST_RUNNER_PATH="node_modules/.bin/vitest" TEST_RUNNER_ARGS="--poolOptions.threads.singleThread=true --maxConcurrency=1 --watch=false --pool=threads" yarn reassure --verbose
diff --git a/examples/web-vite/test-setup.ts b/examples/web-vite/test-setup.ts
new file mode 100644
index 0000000..66eef4d
--- /dev/null
+++ b/examples/web-vite/test-setup.ts
@@ -0,0 +1,6 @@
+import { afterEach } from 'vitest';
+import { cleanup } from '@testing-library/react';
+
+afterEach(() => {
+  cleanup();
+});
diff --git a/examples/web-vite/vite.config.ts b/examples/web-vite/vite.config.ts
index 5a33944..900c667 100644
--- a/examples/web-vite/vite.config.ts
+++ b/examples/web-vite/vite.config.ts
@@ -1,7 +1,27 @@
-import { defineConfig } from 'vite'
-import react from '@vitejs/plugin-react'
+import { defineConfig } from 'vite';
+import react from '@vitejs/plugin-react';
 
 // https://vitejs.dev/config/
 export default defineConfig({
   plugins: [react()],
-})
+  test: {
+    workspace: [
+      {
+        test: {
+          name: 'test',
+          include: ['**/__tests__/*.{ts,js}', '**/*.test.{ts,tsx,js,jsx}'],
+          environment: 'jsdom',
+        },
+      },
+      {
+        test: {
+          name: 'perf',
+          include: ['**/__perf__/*.{ts,js}', '**/*.perf.{ts,tsx,js,jsx}'],
+          environment: 'jsdom',
+        },
+      },
+    ],
+    environment: 'jsdom', // Use jsdom for DOM-related tests
+    setupFiles: ['./test-setup.ts'],
+  },
+});