add more unit tests and setup cypress tests

Author: marianapatcosta

cypress/integration/App.spec.tsx

@@ -0,0 +1,27 @@
+import '@cypress/react';
+import { REELS_NUMBER } from '@/game-configs';
+
+describe('Slot machine', () => {
+  beforeEach(() => {
+    cy.visit('http://localhost:3000');
+    cy.get('[data-cy="reels"] [data-cy="reel"]').as('reel');
+  });
+
+  it('spins the symbols on the slots', () => {
+    cy.get('@reel').should('have.length', REELS_NUMBER);
+    cy.get('[data-cy="reels"] [data-cy="reel"]')
+      .as('controllers')
+      .find('button')
+      .filter((i, button) => button.innerText.includes('SPIN'))
+      .click();
+
+    cy.get('[data-cy="reel"] [data-cy="symbol"]')
+      .as('symbols')
+      .then($el => {
+        cy.get('[data-role="registered-tickets"] [data-role="ticket"]')
+          /*   .should('have.length', 1) */
+          .eq(0)
+          .should('have.class', 'symbol-spinning');
+      });
+  });
+});