import { between } from './between'; describe( 'between', () => { test( 'can check a number is between 2 numbers inclusively.', () => { expect( between( 0, 0, 1 ) ).toBe( true ); expect( between( 1, 0, 1 ) ).toBe( true ); expect( between( 1, 2, 3 ) ).toBe( false ); expect( between( 1, 0, 2 ) ).toBe( true ); expect( between( 1, 2, 0 ) ).toBe( true ); } ); test( 'can check a number is between 2 numbers exclusively.', () => { expect( between( 0, 0, 1, true ) ).toBe( false ); expect( between( 1, 0, 1, true ) ).toBe( false ); expect( between( 1, 2, 3, true ) ).toBe( false ); expect( between( 1, 0, 2, true ) ).toBe( true ); expect( between( 1, 2, 0, true ) ).toBe( true ); } ); } );