fix tests

Author: ianhi

{{cookiecutter.github_project_name}}/package.json

@@ -58,16 +58,18 @@
     "@types/mocha": "^5.2.5",
     "@types/node": "^10.11.6",
     "@types/webpack-env": "^1.13.6",
+    "acorn": "^7.2.0",
     "css-loader": "^3.2.0",
     "expect.js": "^0.3.1",
     "fs-extra": "^7.0.0",
-    "karma": "^3.0.0",
+    "karma": "^3.1.0",
     "karma-chrome-launcher": "^2.2.0",
     "karma-firefox-launcher": "^1.1.0",
     "karma-ie-launcher": "^1.0.0",
     "karma-mocha": "^1.3.0",
     "karma-mocha-reporter": "^2.2.5",
-    "karma-typescript": "^3.0.13",
+    "karma-typescript": "^5.0.3",
+    "karma-typescript-es6-transform": "^5.0.3",
     "mkdirp": "^0.5.1",
     "mocha": "^5.2.0",
     "npm-run-all": "^4.1.3",

{{cookiecutter.github_project_name}}/tests/karma.conf.js

@@ -35,6 +35,11 @@ module.exports = function (config) {
           "directory": "coverage",
           "filename": "coverage.lcov"
         }
+      },
+      bundlerOptions: {
+        transforms: [
+            require("karma-typescript-es6-transform")()
+        ]
       }
     }
   });