functions added to the test file

Author: Sametyzc

src/index.test.js

@@ -1,6 +1,13 @@
-import {Loading} from './index';
+import {Loading, HideLoading, ShowLoading} from './index';
 
 it('renders without crashing', () => {
     Loading();
     Loading({progress: true});
 });
+
+it('renders without crashing', () => {
+    HideLoading();
+    ShowLoading({progress: true});
+    ShowLoading();
+    HideLoading();
+});