Function createConfigSet

src/__helpers__/fakers.ts:42–74

({
  jestConfig,
  tsJestConfig,
  logger, // don't change this key name, otherwise mock logging won't work
  resolve = defaultResolve,
  ...others
}: {
  jestConfig?: Partial<Config.ProjectConfig>
  tsJestConfig?: TsJestTransformerOptions
  logger?: Logger
  resolve?: ((path: string) => string) | null
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  [key: string]: any
} = {})

export const defaultResolve = (path: string): string => `resolved:${path}`

export function createConfigSet({
  jestConfig,
  tsJestConfig,
  logger, // don't change this key name, otherwise mock logging won't work
  resolve = defaultResolve,
  ...others
}: {
  jestConfig?: Partial<Config.ProjectConfig>
  tsJestConfig?: TsJestTransformerOptions
  logger?: Logger
  resolve?: ((path: string) => string) | null
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  [key: string]: any
} = {}): ConfigSet {
  const jestCfg = getJestConfig(jestConfig, tsJestConfig)
  const cs = new ConfigSet(
    {
      ...jestCfg,
      testMatch: jestConfig?.testMatch ? [...jestConfig.testMatch, ...defaultTestMatch] : defaultTestMatch,
      testRegex: jestConfig?.testRegex ? [...jestConfig.testRegex, ...defaultTestRegex] : defaultTestRegex,
      extensionsToTreatAsEsm: jestCfg.extensionsToTreatAsEsm ?? [],
    },
    logger,
  )
  if (resolve) {
    cs.resolvePath = resolve
  }
  Object.keys(others).forEach((key) => {
    Object.defineProperty(cs, key, { value: others[key] })
  })

  return cs
}

// not really unit-testing here, but it's hard to mock all those values :-D
export function makeCompiler(