feat: create test for button component

src/__tests__/button.test.tsx

@@ -0,0 +1,17 @@
+import React from 'react';
+import { cleanup, render } from '@testing-library/react-native';
+import { Button } from '../components/Button';
+
+afterEach(cleanup);
+
+describe('App', () => {
+  it('should find the button component via testId', () => {
+    const testIdName = 'testButtonId';
+
+    const { getByTestId } = render(<Button />);
+
+    const foundButton = getByTestId(testIdName);
+
+    expect(foundButton).toBeTruthy();
+  });
+});

src/components/Button/Button.tsx

@@ -22,6 +22,7 @@ const Button = ({
   return (
     <TouchableOpacity
       activeOpacity={0.8}
+      testID={'testButtonId'}
       style={[
         style,
         {