Merge pull request #5 from abdullahbayram/feat/add-unit-tests-for-org…

…anisms

test: add unit test for CheckoutList organism

src/components/organisms/CheckoutList/CheckoutList.test.js

@@ -0,0 +1,77 @@
+import React from 'react';
+import { fireEvent, screen } from '@testing-library/react-native';
+import strings from '@constants/strings';
+import { renderInThemeProvider } from '../../../../__tests__/utils/renderInThemeProvider';
+import CheckoutList from '.';
+
+describe('<CheckoutList />', () => {
+  const mockOnRemoveItem = jest.fn();
+  const mockOnQuantityChange = jest.fn();
+
+  const mockBasketItems = [
+    {
+      id: 1,
+      title: 'Test Product 1',
+      description: 'A description for product 1',
+      price: 10.0,
+      quantity: 2,
+      image: 'https://example.com/image1.jpg',
+      rating: { rate: 4.5, count: 20 },
+    },
+    {
+      id: 2,
+      title: 'Test Product 2',
+      description: 'A description for product 2',
+      price: 20.0,
+      quantity: 1,
+      image: 'https://example.com/image2.jpg',
+      rating: { rate: 3.5, count: 10 },
+    },
+  ];
+
+  const renderCheckoutList = (props) => {
+    return renderInThemeProvider(
+      <CheckoutList
+        basketItems={mockBasketItems}
+        onRemoveItem={mockOnRemoveItem}
+        onQuantityChange={mockOnQuantityChange}
+        {...props}
+      />,
+    );
+  };
+
+  afterEach(() => {
+    jest.clearAllMocks();
+  });
+
+  it('renders correctly with basket items', () => {
+    renderCheckoutList();
+
+    expect(screen.getByText('Test Product 1')).toBeTruthy();
+    expect(screen.getByText('Test Product 2')).toBeTruthy();
+  });
+
+  it('renders empty message when basket is empty', () => {
+    renderCheckoutList({ basketItems: [] });
+
+    expect(screen.getByText(strings.checkout.emptyBasket)).toBeTruthy();
+  });
+
+  it('calls onRemoveItem when remove button is pressed', () => {
+    renderCheckoutList();
+
+    const removeButton = screen.getAllByText('Remove Item')[0];
+    fireEvent.press(removeButton);
+
+    expect(mockOnRemoveItem).toHaveBeenCalledWith(mockBasketItems[0]);
+  });
+
+  it('calls onQuantityChange when quantity is updated', () => {
+    renderCheckoutList();
+
+    const increaseButton = screen.getAllByTestId('increase-button')[0];
+    fireEvent.press(increaseButton);
+
+    expect(mockOnQuantityChange).toHaveBeenCalledWith(mockBasketItems[0], mockBasketItems[0].quantity + 1);
+  });
+});