text: import { isBoolean, isNumber } from '../dataTypes'
  
  describe('DataTypes', () => {
    describe('Numbers', () => {
      it('should return true when the value to evaluate is a number', () => {
        const valueToEvaluate = 7
        const expectedValue = true
  
        expect(isNumber(valueToEvaluate)).toBe(expectedValue)
      })
  
      it('should return false when the value to evaluate is not a number', () => {
        const valueToEvaluate = 'foo'
        const expectedValue = false
  
        expect(isNumber(valueToEvaluate)).toBe(expectedValue)
      })
    })
    describe('Booleans', () => {
      it('should return true when the value to evaluate is a boolean', () => {
        const valueToEvaluate = true
        const expectedValue = true
        expect(isBoolean(valueToEvaluate)).toBe(expectedValue)
      })
  
      it('should return false when the value to evaluate is not a number', () => {
        const valueToEvaluate = 'foo'
        const expectedValue = false
  
        expect(isBoolean(valueToEvaluate)).toBe(expectedValue)
      })
    })
  })
  