Fix sourcemaps on karma for debug

package.json

@@ -8,7 +8,8 @@
   },
   "scripts": {
     "test-travis": "./node_modules/.bin/karma start ./test/karma.conf.js --single-run --browsers chromeTravisCI && ./node_modules/.bin/eslint ./",
-    "test": "./node_modules/.bin/karma start ./test/karma.conf.js --no-single-run",
+    "test-debug": "export DEBUG=true; ./node_modules/.bin/karma start ./test/karma.conf.js --no-single-run",
+    "test": "./node_modules/.bin/karma start ./test/karma.conf.js --single-run",
     "lint": "./node_modules/.bin/eslint ./",
     "build": "gulp"
   },

test/karma.conf.js

@@ -22,7 +22,11 @@ module.exports = function(config) {
         'deamdify',
         [
           'browserify-istanbul',
-          { ignore: ['**/test/**', '**/src/scripts/vendor/**'] }
+          {
+            ignore: process.env.DEBUG ?
+              ['**/**'] :
+              ['**/test/**', '**/src/scripts/vendor/**']
+          }
         ]
       ]
     },
@@ -46,7 +50,9 @@ module.exports = function(config) {
     // test results reporter to use
     // possible values: 'dots', 'progress'
     // available reporters: https://npmjs.org/browse/keyword/karma-reporter
-    reporters: ['mocha', 'coverage', 'threshold'],
+    reporters: process.env.DEBUG ?
+      ['mocha'] :
+      ['mocha', 'coverage', 'threshold'],
 
     // optionally, configure the reporter
     coverageReporter: {