add some unit tests

src/elements/DynamicContentContainer/DynamicContentContainer.test.js

@@ -34,4 +34,16 @@ describe('<DynamicContentContainer/>', function () {
         wrapper.instance().clean();
         expect(wrapper.find('a')).toHaveLength(0);
     });
+
+    it('test update', function () {
+        const wrapper = shallow(<DynamicContentContainer data={[{}, {}, {}]} renderElement={(el) => (<a/>)}/>);
+
+        const func = jest.fn();
+        wrapper.instance().clean = func;
+
+        // perform component update
+        wrapper.setProps({data: [{}, {}]});
+
+        expect(func).toHaveBeenCalledTimes(1);
+    });
 });

src/pages/TVShowPage/TVPlayer.test.js

@@ -0,0 +1,10 @@
+import {shallow} from 'enzyme';
+import {TVPlayer} from './TVPlayer';
+import React from 'react';
+
+describe('<TVPlayer/>', () => {
+    it('renders without crashing', function () {
+        const wrapper = shallow(<TVPlayer match={{params: {id: 42}}}/>);
+        wrapper.unmount();
+    });
+})

src/pages/TVShowPage/TVPlayer.tsx

@@ -24,7 +24,7 @@ interface EpisodeData {
     Path: string;
 }
 
-class TVPlayer extends React.Component<Props, State> {
+export class TVPlayer extends React.Component<Props, State> {
     state = {
         loaded: false
     };

src/pages/TVShowPage/TVShowPage.test.js

@@ -0,0 +1,10 @@
+import {shallow} from 'enzyme';
+import {TVShowPage} from './TVShowPage';
+import React from 'react';
+
+describe('<TVShowPage/>', () => {
+    it('renders without crashing', function () {
+        const wrapper = shallow(<TVShowPage />);
+        wrapper.unmount();
+    });
+})

src/pages/TVShowPage/TVShowPage.tsx

@@ -14,7 +14,7 @@ interface State {
 
 interface Props {}
 
-class TVShowPage extends React.Component<Props, State> {
+export class TVShowPage extends React.Component<Props, State> {
     state = {
         loading: true
     };