ember testing

after running `generate app foo` you'll also get
a basic test for your new ember app.

you can run the tests for as specific app with:

  rake js:dev <app>
  rake js:dev quizzes

Change-Id: I55c53e875c06d44ae553100bf8d73a4ee83ba278
Reviewed-on: https://gerrit.instructure.com/26023
Tested-by: Jenkins <jenkins@instructure.com>
Reviewed-by: Jason Madsen <jmadsen@instructure.com>
Product-Review: Ryan Florence <ryanf@instructure.com>
QA-Review: Ryan Florence <ryanf@instructure.com>

lib/canvas/require_js.rb

@@ -10,7 +10,7 @@ module Canvas
       JS_ROOT = "#{Rails.root}/public/javascripts"
 
       def matcher
-        ENV['JS_SPEC_MATCHER'] || '**/*Spec.js'
+        ENV['JS_SPEC_MATCHER'] || '**/*{Spec,.spec}.js'
       end
 
       # get all regular canvas (and plugin) bundles

lib/tasks/js.rake

@@ -2,7 +2,16 @@ require 'timeout'
 
 namespace :js do
 
+  desc 'run testem as you develop, can use `rake js:dev <ember app name>`'
   task :dev do
+    app = ARGV[1]
+    if app
+      ENV['JS_SPEC_MATCHER'] = "**/#{app}/**/*.spec.js"
+      unless File.exists?("app/coffeescripts/ember/#{app}")
+        puts "no app found at app/coffeescripts/ember/#{app}"
+        exit
+      end
+    end
     Rake::Task['js:generate_runner'].invoke
     exec('testem -f config/testem.yml')
   end

loom/generators/app.js

@@ -17,7 +17,9 @@ exports.present = function(appName) {
 exports.templates = [
   'new_app/config/app.coffee.hbs',
   'new_app/config/routes.coffee.hbs',
-  'new_app/templates/application.hbs.hbs'
+  'new_app/templates/application.hbs.hbs',
+  'new_app/tests/app.coffee.hbs',
+  'new_app/tests/app.spec.coffee.hbs'
 ];
 
 exports.savePath = function(template, env) {
@@ -25,7 +27,9 @@ exports.savePath = function(template, env) {
   return {
     'new_app/config/app.coffee.hbs': 'app/coffeescripts/ember/'+env.appName+'/config/app.coffee',
     'new_app/config/routes.coffee.hbs': 'app/coffeescripts/ember/'+env.appName+'/config/routes.coffee',
-    'new_app/templates/application.hbs.hbs': 'app/coffeescripts/ember/'+env.appName+'/templates/'+env.appName+'.hbs'
+    'new_app/templates/application.hbs.hbs': 'app/coffeescripts/ember/'+env.appName+'/templates/'+env.appName+'.hbs',
+    'new_app/tests/app.coffee.hbs': 'app/coffeescripts/ember/'+env.appName+'/tests/app.coffee',
+    'new_app/tests/app.spec.coffee.hbs': 'app/coffeescripts/ember/'+env.appName+'/tests/app.spec.coffee'
   }[template];
 };
 

loom/templates/new_app/tests/app.coffee.hbs

@@ -0,0 +1,14 @@
+define ['../main'], (Application) ->
+  App = Application.create
+    LOG_ACTIVE_GENERATION: yes 
+    LOG_MODULE_RESOLVER: yes
+    LOG_TRANSITIONS: yes
+    LOG_TRANSITIONS_INTERNAL: yes
+    LOG_VIEW_LOOKUPS: yes
+    rootElement: '#fixtures'
+    history: 'none'
+  App.setupForTesting()
+  App.injectTestHelpers()
+  App.advanceReadiness()
+  App
+

loom/templates/new_app/tests/app.spec.coffee.hbs

@@ -0,0 +1,11 @@
+define ['./app', 'ember'], (App, Ember) ->
+
+  module '{{appName}}', ->
+    setup: ->
+      App.reset()
+      Ember.run(App, App.advanceReadiness)
+
+  test 'says hello', ->
+    visit('/').then ->
+      equal(find('h1').html().trim(), 'HELLO!')
+

spec/javascripts/runner.html.erb

@@ -105,9 +105,10 @@
     var onSpecsLoaded = null;
     require(<%=
       Dir[
+        "public/javascripts/#{matcher}",
         "spec/javascripts/compiled/#{matcher}",
         "spec/plugins/*/javascripts/compiled/#{matcher}"
-      ].map{ |file| file.sub(/\.js$/, '') }.inspect
+      ].map{ |file| file.sub(/\.js$/, '').sub(/public\/javascripts\//, '') }.inspect
     %>, function() {
       specsLoading = false;
       if (onSpecsLoaded) onSpecsLoaded();