ember-cli-ajh/node_modules/testem/lib/tap_consumer.js

Command line tool for developing ambitious ember.js apps

var yaml = require('js-yaml')
var extend = require('util')._extend
var EventEmitter = require('events').EventEmitter
var TapParser = require('tap-parser');
var log = require('npmlog');

function TapConsumer() {
  this.stream = new TapParser()
  this.stream.on('assert', this.onTapAssert.bind(this))
  this.stream.on('extra', this.onTapExtra.bind(this))
  this.stream.on('comment', this.onTapExtra.bind(this))

  this.stream.on('complete', this.onTapEnd.bind(this))
  this.stream.on('bailout', this.onTapError.bind(this))
  this.stack = []
}

TapConsumer.prototype = {
  __proto__: EventEmitter.prototype,
  onTapAssert: function(data){
    log.info(data);
    if (data.skip){
      return
    }

    if (data.id === undefined) {
      return
    }

    var test = {
      passed: 0,
      failed: 0,
      total: 1,
      id: data.id,
      name: data.name ? data.name.trim() : '',
      items: []
    }

    if (!data.ok) {
      var stack;
      if (data.diag) {
        stack = data.diag.stack || data.diag.at;
      }
      if (stack) {
        stack = yaml.dump(stack)
      }
      if (!stack){
        stack = this.stack.length > 0 ? this.stack.join('\n') : null
      }
      data = extend(data, data.diag)
      test.items.push(extend(data, {
        passed: false,
        stack: stack
      }))
      test.failed++
    } else {
      test.passed++
    }
    this.stack = []
    this.emit('test-result', test)
  },
  onTapExtra: function(line) {
    this.stack.push(line)
  },
  onTapError: function() {
    this.emit('all-test-results')
  },
  onTapEnd: function() {
    this.stream.removeAllListeners()
    this.emit('all-test-results')
  }
}

module.exports = TapConsumer