module.exports = { transform: { '^.+\\.svelte$': ['svelte-jester', { preprocess: true }], '^.+\\.js$': 'babel-jest', '^.+\\.ts$': 'ts-jest', }, testEnvironment: "jsdom", moduleFileExtensions: ['js', 'ts', 'svelte'], moduleNameMapper: { "\\$lib/(.+)$": "/src/lib/$1", }, }