Modified Counter test

src/tests/Counter.test.js

@@ -1,22 +1,25 @@
-// import necessary react testing library helpers here
-// import the Counter component here
-
-beforeEach(() => {
-  // Render the Counter component here
-})
+import React from 'react';
+import { render, fireEvent } from '@testing-library/react';
+import Counter from '../components/Counter';
 
 test('renders counter message', () => {
-  // Complete the unit test below based on the objective in the line above
+  const { getByText } = render(<Counter />);
+  expect(getByText('Counter')).toBeInTheDocument();
 });
 
 test('should render initial count with value of 0', () => {
-  // Complete the unit test below based on the objective in the line above
+  const { getByTestId } = render(<Counter />);
+  expect(getByTestId('count')).toHaveTextContent('0');
 });
 
 test('clicking + increments the count', () => {
-  // Complete the unit test below based on the objective in the line above
+  const { getByTestId, getByText } = render(<Counter />);
+  fireEvent.click(getByText('+'));
+  expect(getByTestId('count')).toHaveTextContent('1');
 });
 
 test('clicking - decrements the count', () => {
-  // Complete the unit test below based on the objective in the line above
+  const { getByTestId, getByText } = render(<Counter />);
+  fireEvent.click(getByText('-'));
+  expect(getByTestId('count')).toHaveTextContent('-1');
 });