Anvil/tests/components/atoms/Created.test.ts

/* Component test for Created atom.
 * Copyright (C) 2024 André Jaenisch
 * SPDX-FileCopyrightText: 2024 André Jaenisch
 * SPDX-License-Identifier: AGPL-3.0-or-later
 *
 * This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import '@testing-library/jest-dom';
import { render, screen } from '@testing-library/svelte';

import Created from '../../../src/lib/components/atoms/Created.svelte';

describe('Created.svelte', () => {
	it('should mount', () => {
		// Arrange
		// Nothing to prepare

		// Act
		const { container } = render(Created);

		// Assert
		expect(container).toBeTruthy();
	});

	describe('when no created_at is passed', () => {
		describe('when no locale is passed', () => {
			it('should be empty', () => {
				// Arrange
				// Nothing to prepare

				// Act
				const { container } = render(Created);

				// Assert
				expect(container.textContent).toEqual('');
			});
		});

		describe('when locale is passed', () => {
			it('should be empty', () => {
				// Arrange
				const locale = 'he';

				// Act
				const { container } = render(Created, { locale });

				// Assert
				expect(container.textContent).toEqual('');
			});
		});
	});

	describe('when created_at is passed', () => {
		describe('when no locale is passed', () => {
			it('should render English formatted', () => {
				// Arrange
				const created_at = new Date();

				// Act
				const { container } = render(Created, { created_at });

				// Assert
				expect(container.textContent).toContain('created');
			});
		});

		describe('when locale is passed', () => {
			it('should render formatted in that locale', () => {
				// Arrange
				const created_at = new Date();
				const locale = 'de';

				// Act
				const { container } = render(Created, { created_at, locale });

				// Assert
				expect(container.textContent).not.toEqual('');
				expect(screen.getByText(new RegExp(created_at.getFullYear()))).toBeDefined();
				expect(screen.getByText(new RegExp(created_at.getFullYear()))).toHaveAttribute(
					'datetime',
					created_at.toISOString()
				);
			});
		});
	});
});