diff --git a/js/src/enemyService.test.js b/js/src/enemyService.test.js
new file mode 100644
index 0000000..d5a70a5
--- /dev/null
+++ b/js/src/enemyService.test.js
@@ -0,0 +1,15 @@
+const underTest = require('./enemyService.js')
+var enemyManager = require('./enemyManager.js')
+var playerModule = require('./player.js')
+var enemyDrawer = require('./enemyDrawer.js')
+var collisionDetectionModule = require('./collisionDetection.js')
+
+jest.mock('./enemyManager.js')
+jest.mock('./player.js')
+jest.mock('./enemyDrawer.js')
+jest.mock('./collisionDetection.js')
+
+test('addEnemy calls the enemyManager addEnemy function', () => {
+  underTest.addEnemy(1, 2)
+  expect(enemyManager.addEnemy).toHaveBeenCalledWith(1, 2)
+})
diff --git a/package.json b/package.json
index f7c2a76..4575898 100644
--- a/package.json
+++ b/package.json
@@ -13,5 +13,9 @@
     "prebundle": "eslint .",
     "bundleNoLint": "browserify js/src/main.js -o js/src/bundle.js",
     "test": "jest"
+  },
+  "jest":{
+    "verbose": true,
+    "testURL": "http://localhost/"
   }
 }