test: Adjust Jest config to properly transform all ESM packages

Signed-off-by: Ferdinand Thiessen <[email protected]>

babel.config.js

@@ -2,6 +2,16 @@ module.exports = {
 	plugins: [
 		'@babel/plugin-syntax-dynamic-import',
 		'@babel/plugin-proposal-class-properties',
+		// We need the bundler entry not the web one
+		// Jest will otherwise resolve the wrong one
+		[
+			"module-resolver",
+			{
+				"alias": {
+					"webdav$": "webdav/dist/node/index.js",
+				},
+			},
+		]
 	],
 	presets: [
 		// https://babeljs.io/docs/en/babel-preset-typescript

jest.config.ts

@@ -26,13 +26,15 @@ const ignorePatterns = [
 	'@buttercup/fetch',
 	'@juliushaertl',
 	'@mdi/svg',
+	'@nextcloud/files',
 	'@nextcloud/upload',
 	'@nextcloud/vue',
 	'ansi-regex',
 	'camelcase',
 	'char-regex',
 	'hot-patcher',
 	'is-svg',
+	'layerr',
 	'mime',
 	'p-cancelable',
 	'p-limit',
@@ -43,6 +45,7 @@ const ignorePatterns = [
 	'strip-ansi',
 	'tributejs',
 	'unist-.+',
+	'url-join',
 	'vue-material-design-icons',
 	'webdav',
 	'yocto-queue',
@@ -66,7 +69,7 @@ const config: Config = {
 
 	transform: {
 		// process `*.js` files with `babel-jest`
-		'^.+\\.js$': 'babel-jest',
+		'^.+\\.c?js$': 'babel-jest',
 		'^.+\\.vue$': '@vue/vue2-jest',
 		'^.+\\.ts$': ['ts-jest', {
 			// @see https://github.com/kulshekhar/ts-jest/issues/4081

package.json

@@ -141,6 +141,7 @@
     "babel-jest": "^29.6.4",
     "babel-loader": "^9.1.0",
     "babel-loader-exclude-node-modules-except": "^1.2.1",
+    "babel-plugin-module-resolver": "^5.0.2",
     "colord": "^2.9.3",
     "css-loader": "^6.8.1",
     "cypress": "^13.7.3",