Close database connections after running tests

jest.config.js

@@ -0,0 +1,8 @@
+module.exports = {
+  moduleNameMapper: {
+    "\\.css$": "<rootDir>/modules/__mocks__/styleMock.js"
+  },
+  setupTestFrameworkScriptFile:
+    "<rootDir>/modules/__tests__/setupTestFramework.js",
+  testMatch: ["**/__tests__/*-test.js"]
+};

modules/__tests__/setupTestFramework.js

@@ -0,0 +1,3 @@
+const closeDatabase = require("./utils/closeDatabase");
+
+afterAll(closeDatabase);

modules/__tests__/utils/closeDatabase.js

@@ -0,0 +1,9 @@
+const cache = require('../../utils/cache');
+const data = require('../../utils/data');
+
+function closeDatabase() {
+  cache.quit();
+  data.quit();
+}
+
+module.exports = closeDatabase;

package.json

@@ -70,14 +70,5 @@
   },
   "engines": {
     "node": "8"
-  },
-  "jest": {
-    "moduleNameMapper": {
-      "\\.css$": "<rootDir>/modules/__mocks__/styleMock.js"
-    },
-    "testPathIgnorePatterns": [
-      "/node_modules/",
-      "__tests__/utils"
-    ]
   }
 }