diff --git a/.github/workflows/node-ci.js.yml b/.github/workflows/node-ci.js.yml
index 3a7391c2..258cf83d 100644
--- a/.github/workflows/node-ci.js.yml
+++ b/.github/workflows/node-ci.js.yml
@@ -26,6 +26,7 @@ jobs:
           Xvfb :99 -screen 0 1024x768x16 &
           export DISPLAY=:99
           npm install
+          touch css/custom.css
           npm run test:prettier
           npm run test:js
           npm run test:css
diff --git a/tests/e2e/global-setup.js b/tests/e2e/global-setup.js
index 1f9bce3b..a8b0278f 100644
--- a/tests/e2e/global-setup.js
+++ b/tests/e2e/global-setup.js
@@ -1,3 +1,5 @@
+const jsdom = require("jsdom");
+
 exports.startApplication = function (configFilename, exec) {
 	jest.resetModules();
 	// Set config sample for use in test
@@ -14,3 +16,12 @@ exports.stopApplication = function (app) {
 		app.stop();
 	}
 };
+
+exports.getDocument = function (url, callback) {
+	jsdom.JSDOM.fromURL(url, { resources: "usable", runScripts: "dangerously" }).then((dom) => {
+		dom.window.onload = function () {
+			global.document = dom.window.document;
+			callback();
+		};
+	});
+};
diff --git a/tests/e2e/mock-console.js b/tests/e2e/mock-console.js
index 8cc246f8..a1ccfa55 100644
--- a/tests/e2e/mock-console.js
+++ b/tests/e2e/mock-console.js
@@ -1,14 +1,16 @@
 function myError(err) {
-  //console.dir(err);
-  if (err.includes("ECONNREFUSED")) { jest.fn() } else { console.dir(err) };
-};
+	if (err.includes("ECONNREFUSED")) {
+		jest.fn();
+	} else {
+		console.dir(err);
+	}
+}
 
 global.console = {
-        log: jest.fn(),
-        dir: console.dir,
-        error: myError,
-//      error: console.error,
-        warn: console.warn,
-        info: jest.fn(),
-        debug: console.debug
+	log: jest.fn(),
+	dir: console.dir,
+	error: myError,
+	warn: console.warn,
+	info: jest.fn(),
+	debug: console.debug
 };
diff --git a/tests/e2e/modules.js b/tests/e2e/modules.js
deleted file mode 100644
index 227fd98f..00000000
--- a/tests/e2e/modules.js
+++ /dev/null
@@ -1,45 +0,0 @@
-const jsdom = require("jsdom");
-// const fetch = require("node-fetch");
-const helpers = require("./global-setup");
-let app = null;
-
-describe("Display of modules", function () {
-        beforeAll(function () {
-                // todo: require is not defined ...
-                //              jest.mock("logger");
-                app = helpers.startApplication("tests/configs/modules/display.js");
-                //                app = helpers.startApplication("config/config.js");
-        });
-        afterAll(function () {
-                helpers.stopApplication(app);
-        });
-
-        it("should show the test header", function (done) {
-                jsdom.JSDOM.fromURL("http://localhost:8080", { resources: "usable", runScripts: "dangerously" }).then((dom) => {
-                        //                      console.log(dom.serialize());
-                        dom.window.onload = function () {
-                                const doc = dom.window.document;
-                                let elem = doc.querySelector("title");
-                                expect(elem).not.toBe(null);
-                                expect(elem.textContent).toBe("MagicMirror²");
-/*
-                                const children = doc.body.getElementsByTagName("*");
-                                for (var i = 0, length = children.length; i < length; i++) {
-                                        child = children[i];
-                                        if (child.id !== "") console.dir(child.id);
-                                }
-*/
-                                elem = doc.querySelector("#module_0_helloworld .module-header");
-                                expect(elem).not.toBe(null);
-                                expect(elem.textContent).toBe("test_header");
-                                //result ist leider lowercase wegen fehlendem css, siehe https://stackoverflow.com/questions/10318330/how-do-you-add-stylesheets-to-jsdom
-                                elem = doc.querySelector("#module_1_helloworld .module-header");
-                                expect(elem).not.toBe(null);
-                                expect(elem.textContent).toBe("undefined");
-
-                                //dom.window.close();
-                                done();
-                        };
-                });
-        });
-});
diff --git a/tests/e2e/modules_display_spec.js b/tests/e2e/modules_display_spec.js
new file mode 100644
index 00000000..1264ad5a
--- /dev/null
+++ b/tests/e2e/modules_display_spec.js
@@ -0,0 +1,25 @@
+const helpers = require("./global-setup");
+let app = null;
+
+describe("Display of modules", function () {
+	beforeAll(function (done) {
+		app = helpers.startApplication("tests/configs/modules/display.js");
+		helpers.getDocument("http://localhost:8080", done);
+	});
+	afterAll(function () {
+		helpers.stopApplication(app);
+	});
+
+	it("should show the test header", function () {
+		elem = document.querySelector("#module_0_helloworld .module-header");
+		expect(elem).not.toBe(null);
+		expect(elem.textContent).toBe("test_header");
+		//result ist leider lowercase wegen fehlendem css, siehe https://stackoverflow.com/questions/10318330/how-do-you-add-stylesheets-to-jsdom
+	});
+
+	it("should show no header if no header text is specified", function () {
+		elem = document.querySelector("#module_1_helloworld .module-header");
+		expect(elem).not.toBe(null);
+		expect(elem.textContent).toBe("undefined");
+	});
+});