Created ShortUrlCreation test

test/settings/ShortUrlCreation.test.tsx

@@ -0,0 +1,54 @@
+import { shallow, ShallowWrapper } from 'enzyme';
+import { Mock } from 'ts-mockery';
+import { ShortUrlCreationSettings, Settings } from '../../src/settings/reducers/settings';
+import { ShortUrlCreation } from '../../src/settings/ShortUrlCreation';
+import ToggleSwitch from '../../src/utils/ToggleSwitch';
+
+describe('<ShortUrlCreation />', () => {
+  let wrapper: ShallowWrapper;
+  const setShortUrlCreationSettings = jest.fn();
+  const createWrapper = (shortUrlCreation?: ShortUrlCreationSettings) => {
+    wrapper = shallow(
+      <ShortUrlCreation
+        settings={Mock.of<Settings>({ shortUrlCreation })}
+        setShortUrlCreationSettings={setShortUrlCreationSettings}
+      />,
+    );
+
+    return wrapper;
+  };
+
+  afterEach(() => wrapper?.unmount());
+  afterEach(jest.clearAllMocks);
+
+  it.each([
+    [{ validateUrls: true }, true ],
+    [{ validateUrls: false }, false ],
+    [ undefined, false ],
+  ])('switch is toggled if option is tru', (shortUrlCreation, expectedChecked) => {
+    const wrapper = createWrapper(shortUrlCreation);
+    const toggle = wrapper.find(ToggleSwitch);
+
+    expect(toggle.prop('checked')).toEqual(expectedChecked);
+  });
+
+  it.each([[ true ], [ false ]])('invokes setShortUrlCreationSettings when toggle value changes', (validateUrls) => {
+    const wrapper = createWrapper();
+    const toggle = wrapper.find(ToggleSwitch);
+
+    expect(setShortUrlCreationSettings).not.toHaveBeenCalled();
+    toggle.simulate('change', validateUrls);
+    expect(setShortUrlCreationSettings).toHaveBeenCalledWith({ validateUrls });
+  });
+
+  it.each([
+    [{ validateUrls: true }, 'checkbox will be checked' ],
+    [{ validateUrls: false }, 'checkbox will be unchecked' ],
+    [ undefined, 'checkbox will be unchecked' ],
+  ])('shows expected helper text', (shortUrlCreation, expectedText) => {
+    const wrapper = createWrapper(shortUrlCreation);
+    const text = wrapper.find('.form-text');
+
+    expect(text.text()).toContain(expectedText);
+  });
+});