add @cypress/vite-dev-server

package.json

@@ -33,6 +33,7 @@
     "@babel/plugin-proposal-optional-chaining": "^7.14.5",
     "@babel/preset-env": "^7.15.0",
     "@babel/preset-react": "^7.14.5",
+    "@cypress/vite-dev-server": "^2.0.7",
     "@lerna/batch-packages": "^3.16.0",
     "@lerna/filter-packages": "^3.18.0",
     "@lerna/project": "^3.21.0",

tests/cypress/plugins/index.js

@@ -11,8 +11,16 @@
 // This function is called when a project is opened or re-opened (e.g. due to
 // the project's config changing)
 
-// eslint-disable-next-line
-module.exports = (on, config) => {
-  // `on` is used to hook into various events Cypress emits
-  // `config` is the resolved Cypress config
+const path = require('path')
+const { startDevServer } = require('@cypress/vite-dev-server')
+
+module.exports = on => {
+  on('dev-server:start', options => {
+    return startDevServer({
+      options,
+      viteConfig: {
+        configFile: path.resolve(__dirname, '../../demos/vite.config.js'),
+      },
+    })
+  })
 }

yarn.lock

@@ -1003,6 +1003,14 @@
     tunnel-agent "^0.6.0"
     uuid "^8.3.2"
 
+"@cypress/vite-dev-server@^2.0.7":
+  version "2.0.7"
+  resolved "https://registry.yarnpkg.com/@cypress/vite-dev-server/-/vite-dev-server-2.0.7.tgz#1255b783d95cc71f1c3e0df1f9917832e0bd016f"
+  integrity sha512-0RAYG/WvgB2lAiu+voqMtGy2PdbwVz8EB6q1+u2G8akHepbe8KSrObdO7EHCZXzMQ0VQlmToonO4Qx+OUwPPwg==
+  dependencies:
+    debug "^4.3.2"
+    get-port "^5.1.1"
+
 "@cypress/xvfb@^1.2.4":
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/@cypress/xvfb/-/xvfb-1.2.4.tgz#2daf42e8275b39f4aa53c14214e557bd14e7748a"
@@ -7249,6 +7257,11 @@ get-port@^4.2.0:
   resolved "https://registry.yarnpkg.com/get-port/-/get-port-4.2.0.tgz#e37368b1e863b7629c43c5a323625f95cf24b119"
   integrity sha512-/b3jarXkH8KJoOMQc3uVGHASwGLPq3gSFJ7tgJm2diza+bydJPTGOibin2steecKeOylE8oY2JERlVWkAJO6yw==
 
+get-port@^5.1.1:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/get-port/-/get-port-5.1.1.tgz#0469ed07563479de6efb986baf053dcd7d4e3193"
+  integrity sha512-g/Q1aTSDOxFpchXC4i8ZWvxA1lnPqx/JHqcpIw0/LX9T8x/GBbi6YnlN5nhaKIFkT8oFsscUKgDJYxfwfS6QsQ==
+
 get-proxy@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/get-proxy/-/get-proxy-2.1.0.tgz#349f2b4d91d44c4d4d4e9cba2ad90143fac5ef93"