added tests and fixed uui-dialog test

Author: JesmoDev

packages/uui-dialog-layout/lib/uui-dialog-layout.test.ts

@@ -12,4 +12,25 @@ describe('UUIDialogLayoutElement', () => {
   it('passes the a11y audit', async () => {
     await expect(element).shadowDom.to.be.accessible();
   });
+
+  describe('properties', () => {
+    it('headline', () => {
+      expect(element).to.have.property('headline');
+    });
+  });
+
+  describe('template', () => {
+    it('renders a default slot', () => {
+      const slot = element.shadowRoot!.querySelector('slot')!;
+      expect(slot).to.exist;
+    });
+    it('renders a headline slot', () => {
+      const slot = element.shadowRoot!.querySelector('slot[name="headline"]')!;
+      expect(slot).to.exist;
+    });
+    it('renders a actions slot', () => {
+      const slot = element.shadowRoot!.querySelector('slot[name="actions"]')!;
+      expect(slot).to.exist;
+    });
+  });
 });

packages/uui-dialog/lib/uui-dialog.test.ts

@@ -18,10 +18,5 @@ describe('UUIDialogElement', () => {
       const slot = element.shadowRoot!.querySelector('slot')!;
       expect(slot).to.exist;
     });
-
-    it('renders an action slot', () => {
-      const slot = element.shadowRoot!.querySelector('slot[name=actions]')!;
-      expect(slot).to.exist;
-    });
   });
 });