Reimplement tests

test/setup.ts

@@ -0,0 +1,30 @@
+import { Window } from 'happy-dom';
+import * as fs from 'fs';
+import * as path from 'path';
+
+let _window: any;
+
+export function getWindow(): any {
+    if (!_window) {
+        _window = new Window({ url: 'http://localhost' });
+        (global as any).window = _window;
+        (global as any).document = _window.document;
+        (global as any).HTMLElement = _window.HTMLElement;
+        (global as any).Node = _window.Node;
+        (global as any).NodeFilter = _window.NodeFilter;
+
+        const bundle = fs.readFileSync(
+            path.join(__dirname, '..', 'dist', 'ribbit', 'ribbit.js'), 'utf8'
+        );
+        _window.eval(bundle.replace('var ribbit =', 'window.ribbit ='));
+    }
+    return _window;
+}
+
+export function ribbit(): any {
+    return getWindow().ribbit;
+}
+
+export function resetDOM(content = 'test'): void {
+    getWindow().document.body.innerHTML = `<article id="ribbit">${content}</article>`;
+}