ci: fix node 16 builds again (#423)

package.json

@@ -103,7 +103,7 @@
     "@testing-library/user-event": "^14.5.2",
     "@typescript-eslint/eslint-plugin": "^8.0.0",
     "@typescript-eslint/parser": "^8.0.0",
-    "@vitest/coverage-v8": "^1.0.0 || ^2.0.2",
+    "@vitest/coverage-v8": "0.x.x || ^1.0.0 || ^2.0.2",
     "all-contributors-cli": "^6.26.1",
     "doctoc": "^2.2.1",
     "esbuild": "*",
@@ -128,6 +128,6 @@
     "svelte-jester": "^5.0.0",
     "typescript": "^5.5.3",
     "vite": "^4.0.0 || ^5.3.3",
-    "vitest": "^1.0.0 || ^2.0.2"
+    "vitest": "0.x.x || ^1.0.0 || ^2.0.2"
   }
 }

scripts/install-dependencies

@@ -1,22 +1,28 @@
 #!/usr/bin/env bash
 # Install dependencies for a given version of Svelte
-set -euo pipefail
+set -euxo pipefail
 
 svelte_version=${1}
+node_version=$(node --version)
 
 rm -rf node_modules
 npm install --no-package-lock
 
-if [[ "${svelte_version}" == "4" ]]; then
+if [[ "${svelte_version}" == "3" ]]; then
+  npm uninstall --no-save vite vitest @vitest/coverage-v8 @sveltejs/vite-plugin-svelte svelte-check svelte
+  npm install --no-save vite@4 vitest@0.x.x @vitest/coverage-v8@0.x.x @sveltejs/vite-plugin-svelte@2 svelte-check@3 svelte@3
+elif [[ "${svelte_version}" == "4" ]]; then
   npm uninstall --no-save @sveltejs/vite-plugin-svelte svelte
   npm install --no-save @sveltejs/vite-plugin-svelte@3 svelte@4
-elif [[ "${svelte_version}" == "3" ]]; then
-  npm uninstall --no-save vite vitest @vitest/coverage-v8 @sveltejs/vite-plugin-svelte svelte-check svelte
-  npm install --no-save vite@4 vitest@1 @vitest/coverage-v8@1 @sveltejs/vite-plugin-svelte@2 svelte-check@3 svelte@3
+fi
+
+if [[ "${node_version}" =~ "v16" ]]; then
+  npm uninstall --no-save vite vitest @vitest/coverage-v8 @sveltejs/vite-plugin-svelte
+  npm install --no-save vite@4 vitest@0.x.x @vitest/coverage-v8@0.x.x @sveltejs/vite-plugin-svelte@2
 fi
 
 npm dedupe
-installed_version=$(npm ls --depth=0 --parseable  svelte@${svelte_version})
+installed_version=$(npm ls --depth=0 --parseable svelte@${svelte_version})
 
 if [[ -z "${installed_version}" ]]; then
   echo "Error: expected svelte@${svelte_version}"

vite.config.js

@@ -1,8 +1,12 @@
+import { createRequire } from 'node:module'
+
 import { svelte } from '@sveltejs/vite-plugin-svelte'
 import { defineConfig } from 'vite'
 
 import { svelteTesting } from './src/vite.js'
 
+const require = createRequire(import.meta.url)
+
 // https://vitejs.dev/config/
 export default defineConfig({
   plugins: [svelte(), svelteTesting()],
@@ -17,5 +21,8 @@ export default defineConfig({
       include: ['src/**/*'],
       exclude: ['**/__tests__/**', 'src/vite.js', 'src/vitest.js'],
     },
+    alias: {
+      '@testing-library/svelte': require.resolve('.'),
+    },
   },
 })