inquirer-file-path/test/spec/index.spec.js

a file (relative to given path) selector for Inquirer.js

var expect = require('chai').expect;
var sinon = require('sinon');
var inquirer = require('inquirer');
var mock = require('mock-fs');
var ReadlineStub = require('../helpers/readline');
var Prompt = require('../../index');

describe('inquirer-directory', function () {
  var prompt;
  var rl;

  before(function () {
    mock({
      '.git': {},
      '.gitignore': 'gitignore content',
      'folder1': {
        'folder1-1': {},
        'test.js': 'test js content'
      },
      'zfolder2': {
        'zfolder2-1': {}
      },
      'index.js': 'some js here',
      'a-symlink': mock.symlink({
        path: 'folder1'
      })
    });
  });

  after(mock.restore);

  beforeEach(function () {
    rl = new ReadlineStub();
    prompt = new Prompt({
      message: 'test',
      name: 'name',
      basePath: "./"
    }, rl);
  });

  it('requires a basePath', function () {
    expect(function () {
      new Prompt({
        message: 'foo',
        name: 'name',
      });
    }).to.throw(/basePath/);
  });

  it('should list folders and files', function () {
    prompt.run();
    expect(rl.output.__raw__).to.contain('folder1');
    expect(rl.output.__raw__).to.contain('zfolder2');
    expect(rl.output.__raw__).to.contain('index.js');
  });

  it('should not contain folders starting with "." (private folders)', function () {
    prompt.run();
    expect(rl.output.__raw__).to.not.contain('.git');
    expect(rl.output.__raw__).to.not.contain('.gitignore');
  });

  it('should allow users to drill into folder', function () {
    prompt.run();
    enter();
    expect(rl.output.__raw__).to.contain('folder1-1');
    expect(rl.output.__raw__).to.contain('test.js');
  });

  it('should allow users to go back after drilling', function () {
    prompt.run();
    enter();
    expect(rl.output.__raw__).to.contain('go back');
    moveDown();
    moveDown();
    moveDown();
    enter();
    expect(rl.output.__raw__).to.contain('zfolder2');
  });

  it('should allow the user to search', function() {
    prompt.run();
    keypress('/');
    keypress('z');
    enter();
    expect(rl.output.__raw__).to.contain('zfolder2-1');
  });

  it('should not allow users to go back past basePath', function () {
    prompt.run();
    expect(rl.output.__raw__).to.contain('go back');
  });

  it('should allow users to select a file', function (done) {
    prompt.run()
      .then(function (answer) {
        expect(answer).to.equal('folder1/test.js');
        done();
      });
    enter();
    moveDown();
    enter();
  });

  function keypress(word) {
    word.split('').forEach(function (char) {
      rl.line = rl.line + char;
      rl.input.emit('keypress', char)
    });
  }

  function moveDown() {
    rl.input.emit('keypress', '', {
      name: 'down'
    });
  }

  function moveUp() {
    rl.input.emit('keypress', '', {
      name: 'up'
    });
  }

  function enter() {
    rl.emit('line');
  }

});