chore: remove sinon (#4820)

Now that we've switched entirely to vitest's spies, we can drop the
following:

- `sinon` (since we use `vi.fn` and `vi.spyOn`)
- `chai` (since vitest pulls chai in itself)
- `sinon-chai` (since we use vitest's own assertions now)
- associated types packages

Author: 43081j

devtools/test/browser/addHookName.test.js

@@ -2,6 +2,7 @@ import { createElement, render, options } from 'preact';
 import { setupScratch, teardown } from '../../../test/_util/helpers';
 import { useState } from 'preact/hooks';
 import { addHookName } from 'preact/devtools';
+import { vi } from 'vitest';
 
 /** @jsx createElement */
 
@@ -32,7 +33,7 @@ describe('addHookName', () => {
 	});
 
 	it('should call options hook with value', () => {
-		let spy = (options._addHookName = sinon.spy());
+		let spy = (options._addHookName = vi.fn());
 
 		function useFoo() {
 			return addHookName(useState(0), 'foo');
@@ -45,7 +46,7 @@ describe('addHookName', () => {
 
 		render(<App />, scratch);
 
-		expect(spy).to.be.calledOnce;
-		expect(spy).to.be.calledWith('foo');
+		expect(spy).toHaveBeenCalledOnce();
+		expect(spy).toHaveBeenCalledWith('foo');
 	});
 });

jsx-runtime/test/browser/jsx-runtime.test.js

@@ -10,6 +10,7 @@ import {
 } from 'preact/jsx-runtime';
 import { setupScratch, teardown } from '../../../test/_util/helpers';
 import { encodeEntities } from '../../src/utils';
+import { vi } from 'vitest';
 
 function createSignal(value) {
 	return {
@@ -97,9 +98,9 @@ describe('Babel jsx/jsxDEV', () => {
 	});
 
 	it('should call options.vnode with the vnode', () => {
-		options.vnode = sinon.spy();
+		options.vnode = vi.fn();
 		const vnode = jsx('div', { class: 'foo' }, 'key');
-		expect(options.vnode).to.have.been.calledWith(vnode);
+		expect(options.vnode).toHaveBeenCalledWith(vnode);
 	});
 });
 

package-lock.json

@@ -207,13 +207,10 @@
     "@babel/preset-env": "^7.26.0",
     "@babel/register": "^7.25.9",
     "@biomejs/biome": "^1.9.4",
-    "@types/chai": "^5.0.1",
     "@types/node": "^18.19.87",
-    "@types/sinon": "^17.0.3",
     "@vitest/browser": "^3.2.1",
     "@vitest/coverage-v8": "^3.2.4",
     "babel-plugin-transform-rename-properties": "0.1.0",
-    "chai": "^5.2.0",
     "coveralls": "^3.1.1",
     "cross-env": "^7.0.3",
     "errorstacks": "^2.4.1",
@@ -227,8 +224,6 @@
     "preact-render-to-string": "^6.5.0",
     "prop-types": "^15.8.1",
     "sade": "^1.8.1",
-    "sinon": "^19.0.2",
-    "sinon-chai": "^4.0.0",
     "terser": "5.16.0",
     "typescript": "5.1.6",
     "undici": "^4.12.0",