text: import isLength from '../src/isLength';
  
  /* Documentation Notes
   * 
   * None
   */
  
  /* Found Errors
   * 
   * None
   */
  
  describe('isLength()', () => {
    describe('positive tests', () => {
      test('Integer is', () => {
        expect(isLength(2)).toBe(true)
      })
  
      test('Float is not', () => {
        expect(isLength(2.4)).toBe(false)
      })
  
      test('Negative is not', () => {
        expect(isLength(-2)).toBe(false)
      })
  
      test('Zero is', () => {
        expect(isLength(0)).toBe(true)
      })
  
      test('Max number is not', () => {
        expect(isLength(Number.MAX_VALUE)).toBe(false)
      })
  
      test('NaN is not', () => {
        expect(isLength(NaN)).toBe(false)
      })
    })
  
    describe('negative tests', () => {
      test('Null is not', () => {
        expect(isLength(null)).toBe(false)
      })
  
      test('Undefined is not', () => {
        expect(isLength(undefined)).toBe(false)
      })
  
      test('Wrong type argument', () => {
        expect(isLength([])).toBe(false)
      })
  
      test('Wrong type argument', () => {
        expect(isLength(() => {})).toBe(false)
      })
    })
  })