[test] Switch test file into coffeescript

Author: slyg

package.json

@@ -27,17 +27,19 @@
     "colors": "1.0.3"
   },
   "devDependencies": {
-    "mocha": "2.0.0",
     "chai": "1.10.0",
     "chai-as-promised": "4.1.1",
+    "coffee-script": "^1.8.0",
     "grunt": "0.4.5",
     "grunt-contrib-jshint": "0.10.0",
-    "grunt-istanbul-coverage": "0.0.5",
+    "grunt-exec": "0.4.6",
     "grunt-istanbul": "0.2.4",
-    "grunt-exec": "0.4.6"
+    "grunt-istanbul-coverage": "0.0.5",
+    "mocha": "2.0.0"
   },
   "scripts": {
-    "test": "mocha",
+    "test": "mocha --compilers coffee:coffee-script/register",
+    "test-watch": "mocha -w --compilers coffee:coffee-script/register",
     "istanbul": "istanbul cover _mocha test/*.js"
   }
 }

test/index.coffee

@@ -0,0 +1,54 @@
+#global describe:true, it:false, beforeEach:false
+
+#jshint -W030
+chai = require('chai')
+chaiAsPromised = require('chai-as-promised')
+expect = chai.expect
+Promise = require('bluebird')
+scanner = require('../index')
+
+chai.use chaiAsPromised
+
+
+treePath = 'test/tree'
+treePathWithoutJSFile = treePath + '/withoutjs'
+treePathComplex = treePath + '/complex'
+treePathCrash = '/crash'
+treePathNotExisting = '/doesntexist'
+
+expectedComplexRes = require('./complex-tree-results')
+expectedSkipRes = require('./skip-results')
+expectedEmptyRes =
+  report: []
+  fails: [
+    ref: 'test/tree/withoutjs/stuff'
+    message: 'not a valid file'
+  ]
+
+
+describe 'the complexity scanner', ->
+
+  it 'should return a Promise', ->
+    expect(scanner(treePath)).to.be.an.instanceof Promise
+
+
+describe 'the complexity scanner promise', ->
+
+  it 'should return an empty array when targeted folder doesn\'t contain .js files', (done) ->
+
+    expect(scanner(treePathWithoutJSFile)).to.be.fulfilled.and.to.eventually.deep.equal(expectedEmptyRes).and.notify done
+
+
+  it 'should return the attended complex result', (done) ->
+
+    @timeout 10000
+    expect(scanner(treePathComplex)).to.eventually.deep.equal(expectedComplexRes).to.be.fulfilled.and.notify done
+
+
+  it 'should return the attended complex result when a skip folder path is passed', (done) ->
+
+    @timeout 10000
+    expect(scanner(treePathComplex, ['/tree/complex/jquery'])).to.eventually.deep.equal(expectedSkipRes).to.be.fulfilled.and.notify done
+
+
+