const filter = require('../src/filter/trim')
const assert = require('assert')

describe('Check "trim"', () => {
    it('Should return ""', () => {
        assert.equal(filter(""), "")
    })

    it('Should return ""', () => {
        assert.equal(filter(" "), "")
    })

    it('Should return "foo"', () => {
        assert.equal(filter(" foo "), "foo")
    })

    it('Should return "foo bar"', () => {
        assert.equal(filter(" foo bar \n"), "foo bar")
    })
});