import { getColumnNumber } from './getColumnNumber' describe('getColumnNumber', () => { it('should return the column number of the specified string within a line of text', () => { expect(getColumnNumber('foo bar', 'bar')).toEqual(5) }) it('should throw an error when the specified string is not found within the text', () => { expect(() => getColumnNumber('foo bar', 'baz')).toThrowError( "String 'baz' was not found in line 'foo bar'" ) }) })