fix(gulp): make coverage tests work

add `coverage` to .gitignore

Author: Awk34

app/templates/_.gitignore

@@ -7,3 +7,4 @@ client/bower_components
 dist
 /server/config/local.env.js
 npm-debug.log
+coverage

app/templates/_package.json

@@ -43,8 +43,7 @@
     "gulp-add-src": "^0.2.0",
     "gulp-angular-templatecache": "^1.7.0",
     "gulp-autoprefixer": "2.3.1",
-    "gulp-babel": "^5.1.0",
-    "gulp-babel-istanbul": "^0.11.0",<% if(filters.ts) { %>
+    "gulp-babel": "^5.1.0",<% if(filters.ts) { %>
     "gulp-typescript": "~2.10.0",
     "gulp-tsd": "~0.0.4",
     "gulp-tslint": "~4.2.1",<% } %>
@@ -54,6 +53,8 @@
     "gulp-filter": "^2.0.2",
     "gulp-imagemin": "^2.2.1",
     "gulp-inject": "^1.3.1",
+    "gulp-istanbul": "~0.10.3",
+    "gulp-istanbul-enforcer": "^1.0.3",
     "gulp-jscs": "^3.0.2",
     "gulp-jshint": "^1.11.0",
     "gulp-livereload": "^3.8.0",
@@ -82,6 +83,7 @@
     "gulp-scss-lint": "^0.2.1",<% } if(filters.less) { %>
     "gulp-less": "^3.0.3",
     "gulp-recess": "^1.1.2",<% } %>
+    "isparta": "^3.5.3",
     "utile": "~0.3.0",
     "nodemon": "^1.3.7",
     "run-sequence": "^1.1.0",

app/templates/gulpfile.babel(gulp).js

@@ -13,7 +13,8 @@ import {stream as wiredep} from 'wiredep';
 import nodemon from 'nodemon';
 import {Server as KarmaServer} from 'karma';
 import runSequence from 'run-sequence';
-import {protractor, webdriver_update} from 'gulp-protractor';<% if(filters.stylus) { %>
+import {protractor, webdriver_update} from 'gulp-protractor';
+import {Instrumenter} from 'isparta';<% if(filters.stylus) { %>
 import nib from 'nib';<% } %>
 
 var plugins = gulpLoadPlugins();
@@ -158,16 +159,18 @@ let mocha = lazypipe()
     });
 
 let istanbul = lazypipe()
-    .pipe(plugins.babelIstanbul.writeReports)
-    .pipe(plugins.babelIstanbul.enforceThresholds, {
+    .pipe(plugins.istanbul.writeReports)
+    .pipe(plugins.istanbulEnforcer, {
         thresholds: {
             global: {
                 lines: 80,
                 statements: 80,
                 branches: 80,
                 functions: 80
             }
-        }
+        },
+        coverageDirectory: './coverage',
+        rootDirectory : ''
     });
 
 /********************
@@ -417,7 +420,7 @@ gulp.task('test:server', cb => {
         'env:test',
         'mocha:unit',
         'mocha:integration',
-        //'mocha:coverage',
+        'mocha:coverage',
         cb);
 });
 
@@ -600,9 +603,12 @@ gulp.task('copy:server', () => {
 gulp.task('coverage:pre', () => {
   return gulp.src(paths.server.scripts)
     // Covering files
-    .pipe(plugins.babelIstanbul())
+    .pipe(plugins.istanbul({
+        instrumenter: Instrumenter, // Use the isparta instrumenter (code coverage for ES6)
+        includeUntested: true
+    }))
     // Force `require` to return covered files
-    .pipe(plugins.babelIstanbul.hookRequire());
+    .pipe(plugins.istanbul.hookRequire());
 });
 
 gulp.task('coverage:unit', () => {