express/test/app.js

var express = require('../')
  , assert = require('assert');

describe('app', function(){
  it('should inherit from event emitter', function(done){
    var app = express();
    app.on('foo', done);
    app.emit('foo');
  })
})

describe('app.parent', function(){
  it('should return the parent when mounted', function(){
    var app = express()
      , blog = express()
      , blogAdmin = express();

    app.use('/blog', blog);
    blog.use('/admin', blogAdmin);

    assert(!app.parent, 'app.parent');
    blog.parent.should.equal(app);
    blogAdmin.parent.should.equal(blog);
  })
})

describe('app.route', function(){
  it('should return the mounted path', function(){
    var app = express()
      , blog = express()
      , blogAdmin = express();

    app.use('/blog', blog);
    blog.use('/admin', blogAdmin);

    app.route.should.equal('/');
    blog.route.should.equal('/blog');
    blogAdmin.route.should.equal('/admin');
  })
})

describe('app.path()', function(){
  it('should return the canonical', function(){
    var app = express()
      , blog = express()
      , blogAdmin = express();

    app.use('/blog', blog);
    blog.use('/admin', blogAdmin);

    app.path().should.equal('');
    blog.path().should.equal('/blog');
    blogAdmin.path().should.equal('/blog/admin');
  })
})