jest.config.ts

import { pathsToModuleNameMapper } from 'ts-jest/utils'
import { compilerOptions } from './tsconfig.json'

export default {
  clearMocks: true,
  coverageProvider: 'v8',
  moduleDirectories: ['node_modules', 'src'],
  moduleNameMapper: pathsToModuleNameMapper(compilerOptions.paths, {
    prefix: '<rootDir>/src/',
  }),
  preset: 'ts-jest',
  roots: ['./tests'],
  testEnvironment: 'node',
  testMatch: ['**/*.spec.ts'],
}