Improve testem stuff

* ensure we are building from the right directory
* also use chrome
* actually connect mocha’s output to testem

.travis.yml

@@ -4,6 +4,9 @@ node_js:
   - "6"
   - "4"
 
+addons:
+  chrome: stable
+
 before_install:
   - nvm install 6
   - nvm use 6

package.json

@@ -34,7 +34,7 @@
     "broccoli-stew": "^1.5.0",
     "broccoli-uglify-js": "^0.2.0",
     "broccoli-watchify": "^1.0.1",
-    "ember-cli": "2.17.1",
+    "ember-cli": "2.18.0-beta.2",
     "ember-cli-dependency-checker": "^2.1.0",
     "git-repo-version": "1.0.1",
     "json3": "^3.3.2",
@@ -71,5 +71,8 @@
   "license": "MIT",
   "spm": {
     "main": "dist/es6-promise.js"
+  },
+  "dependencies": {
+    "tap": "^11.0.1"
   }
 }

testem.js

@@ -0,0 +1,33 @@
+'use strict';
+
+module.exports = {
+  test_page: "test/index.html",
+  parallel: 5,
+  frameworks: "mocha",
+  launchers: {
+    Mocha: {
+      "command": `./node_modules/.bin/mocha ${process.env.EMBER_CLI_TEST_OUTPUT}/test/browserify.js -R tap`,
+      "protocol": "tap"
+    }
+  },
+  launch_in_ci:  [
+    "Phantomjs",
+    "Chrome",
+    "Mocha"
+  ],
+  launch_in_dev: [
+    "Phantomjs",
+    "Chrome",
+    "Mocha"
+  ],
+  browser_args: {
+    Chrome: {
+      args: [
+        '--disable-gpu',
+        '--headless',
+        '--remote-debugging-port=0',
+        '--window-size=1440,900'
+      ]
+    }
+  }
+};