Add karma-subunit-reporter

This adds a new karma plugin, 'karma-subunit-reporter', to generate
subunit streams for unit test output. These files should be compatible
with stackviz itself (via stackviz-export) and other tools like
subunit2sql and openstack-health.

Change-Id: I8ee5425e1688fa090d5dc9fe3021345e779e2c07

.gitignore

@@ -5,6 +5,7 @@ build
 app/js/templates.js
 app/data
 *.py[cod]
+karma.subunit
 
 # C extensions
 *.so

package.json

@@ -50,6 +50,7 @@
     "karma-chrome-launcher": "0.2.3",
     "karma-coverage": "0.5.5",
     "karma-jasmine": "0.3.8",
+    "karma-subunit-reporter": "0.0.4",
     "morgan": "1.7.0",
     "nprogress": "^0.2.0",
     "pretty-hrtime": "1.0.2",

test/karma.conf.js

@@ -13,7 +13,7 @@ module.exports = function(config) {
       'app/js/**/*.js': ['browserify', 'coverage']
     },
     browsers: ['Chrome'],
-    reporters: ['progress'],
+    reporters: ['progress', 'subunit'],
 
     autoWatch: true,
     singleRun: true,
@@ -29,6 +29,11 @@ module.exports = function(config) {
       ]
     },
 
+    subunitReporter: {
+      slug: true,
+      tags: ['worker-0']
+    },
+
     proxies: {
       '/': 'http://localhost:9876/'
     },