test(setup): Setup test frameworks and adjust project accordingly

package.json

@@ -6,7 +6,9 @@
   "scripts": {
     "tslint": "tslint --project tsconfig.json",
     "build": "npm run tslint && tsc",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "pretest": "npm run build",
+    "test": "nyc --reporter=html --report-dir=reports/coverage --check-coverage --lines 80 --functions 80 --branches 75 mocha \"test/**/*Spec.js\" --exit",
+    "posttest": "stryker run"
   },
   "keywords": [
     "NodeJS",
@@ -16,7 +18,21 @@
   "author": "Sander Koenders",
   "license": "Apache-2.0",
   "devDependencies": {
+    "@types/chai": "^4.1.4",
     "@types/express": "^4.16.0",
+    "@types/mocha": "^5.2.5",
+    "@types/sinon": "^5.0.2",
+    "chai": "^4.1.2",
+    "mocha": "^5.2.0",
+    "nyc": "^13.0.1",
+    "sinon": "^6.2.0",
+    "source-map-support": "^0.5.9",
+    "stryker": "^0.29.1",
+    "stryker-api": "^0.21.0",
+    "stryker-html-reporter": "^0.16.1",
+    "stryker-mocha-framework": "^0.12.1",
+    "stryker-mocha-runner": "^0.14.1",
+    "stryker-typescript": "^0.13.2",
     "tslint": "^5.11.0",
     "typescript": "^3.0.3"
   },

stryker.conf.js

@@ -0,0 +1,14 @@
+module.exports = function(config) {
+  config.set({
+    testRunner: "mocha",
+    mutator: "typescript",
+    transpilers: ["typescript"],
+    reporters: ["html", "clear-text", "progress"],
+    packageManager: "npm",
+    testFramework: "mocha",
+    coverageAnalysis: "perTest",
+    tsconfigFile: "tsconfig.json",
+    mutate: ["src/**/*.ts"],
+    coverageAnalysis: "off"
+  });
+};

tsconfig.json

@@ -17,6 +17,10 @@
 
     // Emit metadata and allow decorators for InversifyJS
     "experimentalDecorators": true,
-    "emitDecoratorMetadata": true
+    "emitDecoratorMetadata": true,
+
+    // Emit source maps and declaration files
+    "sourceMap": true,
+    "declaration": true
   }
 }