src/__tests__/scripts/ExperienceCalculations.spec.ts
import TotalExperience from '../../scripts/TotalExperience'
test('should calculate total experience correctly', () => {
const c = new TotalExperience(() => new Date(2012, 6, 1))
const actual: string[] = c.humanize('gb').split(' ')
expect<number>(actual.length).toBe(4)
expect<number>(+actual[0]).toBe(2)
expect<string>(actual[1]).toBe('years')
expect<number>(+actual[2]).toBe(4)
expect<string>(actual[3]).toBe('months')
})