public function testSlugGeneration()
{
$category = new TestCategory();
$category->setName('Test category');
$this->assertAttributeEmpty('slug', $category, 'the slug is empty during creation');
$category->generateSlug();
$this->assertAttributeEquals('test-category', 'slug', $category, '::generateSlug() generates the slug from the name');
$this->assertEquals('test-category', $category->getSlug(), '::getSlug() gets the slug');
$category->setName('Renamed category');
$category->generateSlug();
$this->assertAttributeEquals('test-category', 'slug', $category, '::generateSlug() does not replace an existing slug');
$category->setSlug('custom-slug');
$this->assertAttributeEquals('custom-slug', 'slug', $category, '::setSlug() sets the slug');
$category->setSlug('Malformed slug...');
$this->assertAttributeEquals('malformed-slug', 'slug', $category, 'the slug is always formatted');
}