Fix karma-coverage version, use gulp unit to run unit tests

Downgrades karma-coverages, uses phantomJS to run unit test, and
finally adds gulp unit as the test runner. Karma was having issues
with Chrome+Browserify. Unit tests still do not run since the example
services were removed.

Change-Id: I8973a1e12b0b2af992bea5da552aae0736dcdf9c

app/js/main.js

@@ -11,8 +11,7 @@ require('./controllers/_index');
 require('./services/_index');
 require('./directives/_index');
 
-// create and bootstrap application
-angular.element(document).ready(function() {
+var bootstrap = function() {
 
   var requires = [
     'ui.router',
@@ -35,4 +34,9 @@ angular.element(document).ready(function() {
 
   angular.bootstrap(document, ['app']);
 
-});
+  window.bootstrap = null;
+
+};
+// create and bootstrap application
+angular.element(document).ready(bootstrap);
+window.bootstrap = bootstrap;

package.json

@@ -53,9 +53,8 @@
     "karma": "~0.12.0",
     "karma-babel-preprocessor": "^4.0.1",
     "karma-browserify": "^4.0.0",
-    "karma-chrome-launcher": "0.1.8",
     "karma-cli": "0.0.4",
-    "karma-coverage": "0.3.1",
+    "karma-coverage": "0.2.6",
     "karma-jasmine": "^0.3.6",
     "karma-phantomjs-launcher": "0.2.0",
     "morgan": "^1.6.1",
@@ -71,7 +70,7 @@
   },
   "scripts": {
     "postinstall": "if [ ! -d .venv ]; then tox -epy27 --notest; fi",
-    "test": "karma start karma.conf.js --single-run",
+    "test": "gulp unit",
     "lint": "eslint --no-color stackviz/static"
   },
   "dependencies": {}

test/karma.conf.js

@@ -12,10 +12,11 @@ module.exports = function(config) {
     preprocessors: {
       'app/js/**/*.js': ['browserify', 'babel', 'coverage']
     },
-    browsers: ['Chrome'],
+    browsers: ['PhantomJS'],
     reporters: ['progress', 'coverage'],
 
     autoWatch: true,
+    singleRun: true,
 
     browserify: {
       debug: true,
@@ -35,13 +36,12 @@ module.exports = function(config) {
     urlRoot: '/__karma__/',
 
     files: [
-      // 3rd-party resources
-      'node_modules/angular/angular.min.js',
-      'node_modules/angular-mocks/angular-mocks.js',
-
       // app-specific code
       'app/js/main.js',
 
+      // 3rd-party resources
+      'node_modules/angular-mocks/angular-mocks.js',
+
       // test files
       'test/unit/**/*.js'
     ]