'prod-1',
'link' => 'https://example.com/product',
'title' => 'Test Product',
'price' => '29.99 AUD',
'image_link' => 'https://example.com/image.jpg',
], $overrides);
}
describe('init', function () {
it('stores title, description, and link', function () {
$feed = LaravelFacebookFeed::init('My Store', 'My Desc', 'https://example.com');
expect($feed->title)->toBe('My Store')
->and($feed->description)->toBe('My Desc')
->and($feed->link)->toBe('https://example.com');
});
it('defaults to empty strings', function () {
$feed = LaravelFacebookFeed::init();
expect($feed->title)->toBe('')
->and($feed->description)->toBe('')
->and($feed->link)->toBe('');
});
});
describe('addItem', function () {
it('accepts a valid item without throwing', function () {
$feed = LaravelFacebookFeed::init('', '', '');
$feed->addItem(validProduct());
expect($feed->toXml())->toContain('prod-1');
});
it('throws for missing required field', function (string $field) {
$product = validProduct();
unset($product[$field]);
expect(fn () => LaravelFacebookFeed::init()->addItem($product))
->toThrow(MissingRequiredFieldException::class);
})->with(['id', 'link', 'title', 'price', 'image_link']);
it('throws with a message containing the field name', function () {
$product = validProduct();
unset($product['price']);
expect(fn () => LaravelFacebookFeed::init()->addItem($product))
->toThrow(MissingRequiredFieldException::class, 'price');
});
});
describe('toXml', function () {
it('returns a string', function () {
$feed = LaravelFacebookFeed::init('', '', '');
expect($feed->toXml())->toBeString();
});
it('contains the RSS xmlns:g attribute', function () {
$feed = LaravelFacebookFeed::init('', '', '');
expect($feed->toXml())->toContain('xmlns:g="http://base.google.com/ns/1.0"');
});
it('contains the RSS version attribute', function () {
$feed = LaravelFacebookFeed::init('', '', '');
expect($feed->toXml())->toContain('version="2.0"');
});
it('includes the channel title, description and link', function () {
$feed = LaravelFacebookFeed::init('My Store', 'My Desc', 'https://example.com');
$xml = $feed->toXml();
expect($xml)
->toContain('My Store')
->toContain('My Desc')
->toContain('https://example.com');
});
it('includes product data', function () {
$feed = LaravelFacebookFeed::init('', '', '');
$feed->addItem(validProduct());
$xml = $feed->toXml();
expect($xml)
->toContain('prod-1')
->toContain('Test Product');
});
it('wraps products in item tags', function () {
$feed = LaravelFacebookFeed::init('', '', '');
$feed->addItem(validProduct());
expect($feed->toXml())
->toContain('- ')
->toContain('
');
});
it('handles multiple products', function () {
$feed = LaravelFacebookFeed::init('', '', '');
$feed->addItem(validProduct(['id' => 'prod-1']));
$feed->addItem(validProduct(['id' => 'prod-2']));
$xml = $feed->toXml();
expect($xml)
->toContain('prod-1')
->toContain('prod-2');
expect(substr_count($xml, '- '))->toBe(2);
});
it('includes product price and image_link fields', function () {
$feed = LaravelFacebookFeed::init('', '', '');
$feed->addItem(validProduct());
$xml = $feed->toXml();
expect($xml)
->toContain('29.99 AUD')
->toContain('https://example.com/image.jpg');
});
it('generates valid xml with no products', function () {
$feed = LaravelFacebookFeed::init('My Store', 'My Desc', 'https://example.com');
$xml = $feed->toXml();
expect($xml)
->toBeString()
->toContain('My Store')
->not->toContain('
- ');
});
it('includes the xml declaration', function () {
$feed = LaravelFacebookFeed::init('', '', '');
expect($feed->toXml())->toStartWith('addItem(validProduct());
$result = simplexml_load_string($feed->toXml());
expect($result)->not->toBeFalse();
});
});
describe('generate', function () {
it('returns an HTTP 200 response', function () {
$feed = LaravelFacebookFeed::init('', '', '');
expect($feed->generate()->getStatusCode())->toBe(200);
});
it('sets the content type to application/rss+xml', function () {
$feed = LaravelFacebookFeed::init('', '', '');
expect($feed->generate()->headers->get('Content-Type'))->toContain('application/rss+xml');
});
it('returns the xml in the response body', function () {
$feed = LaravelFacebookFeed::init('Store', 'Desc', 'https://example.com');
$feed->addItem(validProduct());
expect($feed->generate()->getContent())->toBe($feed->toXml());
});
});