improve vitest hang (#1470)

* improve vitest hang

* fmt

* make types happy

* fix types

* fix

.github/workflows/ci.yml

@@ -86,8 +86,6 @@ jobs:
 
       - run: yarn test:nowatch
 
-      - run: yarn test:cov
-
 
   prepare-json-files:
     runs-on: ubuntu-latest  # seperate job on Ubuntu for easy string manipulations (compared to Windows)

package.json

@@ -34,6 +34,7 @@
     "fuse.js": "^7.0.0",
     "http-server": "^14.1.1",
     "json-rpc-2.0": "^1.6.0",
+    "node-fetch": "^3.3.2",
     "re-resizable": "^6.9.11",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
@@ -51,7 +52,7 @@
     "ts-node": "^10.9.1",
     "typescript": "^5.2.2",
     "uuid": "^9.0.1",
-    "vitest": "^0.34.6",
+    "vitest": "^1.3.1",
     "vscode-jsonrpc": "^8.1.0",
     "vscode-languageserver-protocol": "^3.17.5",
     "wasm-pack": "^0.12.1",
@@ -72,7 +73,6 @@
     "test": "vitest --mode development",
     "test:nowatch": "vitest run --mode development",
     "test:rust": "(cd src/wasm-lib && cargo test --all && cargo clippy --all --tests --benches)",
-    "test:cov": "vitest run --coverage --mode development",
     "test:e2e:tauri": "E2E_TAURI_ENABLED=true TS_NODE_COMPILER_OPTIONS='{\"module\": \"commonjs\"}' wdio run wdio.conf.ts",
     "simpleserver:ci": "yarn pretest && http-server ./public --cors -p 3000 &",
     "simpleserver": "yarn pretest && http-server ./public --cors -p 3000",
@@ -113,7 +113,6 @@
     "@tauri-apps/cli": "^1.5.6",
     "@types/crypto-js": "^4.1.1",
     "@types/debounce-promise": "^3.1.8",
-    "@types/isomorphic-fetch": "^0.0.36",
     "@types/pixelmatch": "^5.2.6",
     "@types/pngjs": "^6.0.4",
     "@types/react-modal": "^3.16.3",
@@ -122,8 +121,7 @@
     "@types/wait-on": "^5.3.4",
     "@types/wicg-file-system-access": "^2020.9.6",
     "@types/ws": "^8.5.5",
-    "@vitejs/plugin-react": "^4.1.1",
-    "@vitest/coverage-istanbul": "^0.34.6",
+    "@vitejs/plugin-react": "^4.2.1",
     "@wdio/cli": "^8.24.3",
     "@wdio/globals": "^8.24.3",
     "@wdio/local-runner": "^8.24.3",
@@ -144,10 +142,10 @@
     "prettier": "^2.8.0",
     "setimmediate": "^1.0.5",
     "tailwindcss": "^3.3.6",
-    "vite": "^4.5.2",
+    "vite": "^5.1.3",
     "vite-plugin-eslint": "^1.8.1",
     "vite-plugin-package-version": "^1.1.0",
-    "vite-tsconfig-paths": "^4.2.1",
+    "vite-tsconfig-paths": "^4.3.1",
     "vitest-webgl-canvas-mock": "^1.1.0",
     "wait-on": "^7.2.0",
     "yarn": "^1.22.19"

src/lang/KclSingleton.tsx

@@ -211,7 +211,7 @@ class KclManager {
       console.error('error parsing code', e)
       if (e instanceof KCLError) {
         this.kclErrors = [e]
-        if (e.msg === 'file is empty') engineCommandManager.endSession()
+        if (e.msg === 'file is empty') engineCommandManager?.endSession()
       }
       return null
     }

src/setupTests.ts

@@ -3,6 +3,11 @@ import { WebSocket } from 'ws'
 import { vi } from 'vitest'
 import 'vitest-webgl-canvas-mock'
 
+import fetch from 'node-fetch'
+
+// @ts-ignore
+globalThis.fetch = fetch
+
 class MockRTCPeerConnection {
   createDataChannel() {
     return

vite.config.ts

@@ -35,7 +35,7 @@ const config = defineConfig({
     viteTsconfigPaths(),
     eslint(),
     version(),
-  ]
+  ],
 })
 
 export default config