Test using PhantomJS on PRs, otherwise test also browsers on SL

.travis.yml

@@ -29,12 +29,19 @@ cache:
 before_install:
   - "npm config set spin false"
   - "npm install -g npm@^2"
+  - mkdir travis-phantomjs
+  - wget https://s3.amazonaws.com/travis-phantomjs/phantomjs-2.0.0-ubuntu-12.04.tar.bz2 -O $PWD/travis-phantomjs/phantomjs-2.0.0-ubuntu-12.04.tar.bz2
+  - tar -xvf $PWD/travis-phantomjs/phantomjs-2.0.0-ubuntu-12.04.tar.bz2 -C $PWD/travis-phantomjs
+  - export PATH=$PWD/travis-phantomjs:$PATH
 
 install:
   - npm install -g bower
   - npm install
   - bower install
 
+before_script:
+  - ruby ci/prepare_testem.rb
+
 script:
   - ember try $EMBER_VERSION
 

ci/prepare_testem.rb

@@ -0,0 +1,10 @@
+require 'json'
+
+pull_request = ENV['TRAVIS_PULL_REQUEST'] != 'false'
+
+testem = JSON.parse(File.read('testem.json'))
+
+testem['launch_in_ci'] =  ['PhantomJS']
+testem['launch_in_ci'] += ['SL_chrome', 'SL_firefox'] unless pull_request
+
+File.open('testem.json', 'w') { |f| f.write testem.to_json }

package.json

@@ -39,6 +39,6 @@
     "ember-cli-uglify": "1.0.1",
     "ember-data": "1.0.0-beta.16.1",
     "ember-export-application-global": "^1.0.2",
-    "ember-try": "0.0.5"
+    "ember-try": "0.0.7"
   }
 }

testem.json

@@ -3,9 +3,11 @@
   "test_page": "tests/index.html?hidepassed",
   "launch_in_ci": [
     "SL_chrome",
-    "SL_firefox"
+    "SL_firefox",
+    "PhantomJS"
   ],
   "launch_in_dev": [
+    "PhantomJS"
   ],
   "launchers": {
     "SL_chrome": {