"paths": {
  "@fs/*": ["src/*"],
  "@test/*": ["test/*"]
  }

module.exports = {
    roots: ["./src"],
    transform: {
        "^.+\.tsx?$": "ts-jest"
    },
    testRegex: "(/__tests__/.*|(\.|/)(test|spec))\.tsx?$",
    moduleFileExtensions: ["ts", "tsx", "js", "jsx", "json", "node"],
    moduleNameMapper: {
        "@fs/*": ["src/*"]
    }
    };

moduleNameMapper: {
    "^@fs/(.*)$": ["<rootDir>/src/$1"]
}