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import { diceCoefficient } from '../DiceCoefficient'

describe('diceCoefficient', () => {

it('should calculate edit distance between two strings', () => {

// equal strings return 1 (max possible value)

expect(diceCoefficient('abc', 'abc')).toBe(1)

expect(diceCoefficient('', '')).toBe(1)

// string length needs to be at least 2 (unless equal)

expect(diceCoefficient('a', '')).toBe(0)

expect(diceCoefficient('', 'a')).toBe(0)

expect(diceCoefficient('skate', 'ate')).toBe(0.66)

expect(diceCoefficient('money', 'honey')).toBe(0.75)

expect(diceCoefficient('love', 'hate')).toBe(0)

expect(diceCoefficient('skilled', 'killed')).toBe(0.9)

})

})