Added test for actions

app/components/atoms/LanguageProvider/tests/action.test.js

@@ -0,0 +1,15 @@
+import { changeLocale } from '../actions';
+import { CHANGE_LOCALE } from '../constants';
+
+// Test suite for the changeLocale action creator
+describe('changeLocale action creator', () => {
+  it('should create an action to change the locale', () => {
+    const languageLocale = 'en';
+    const expectedAction = {
+      type: CHANGE_LOCALE,
+      locale: languageLocale
+    };
+    const action = changeLocale(languageLocale);
+    expect(action).toEqual(expectedAction);
+  });
+});