public function testHas()
{
$trail = new Trail();
$crumb0 = new Crumb('homepage', '/');
$trail->add($crumb0);
$this->assertTrue($trail->has(0));
$crumb1 = new Crumb('foo', '/foo');
$trail[] = $crumb1;
$this->assertTrue(isset($trail[1]));
}
public function testIsLast()
{
$crumb = new Crumb('foo');
$trail = new Trail();
$this->assertFalse($crumb->isLast());
$trail->add($crumb);
$this->assertTrue($crumb->isLast());
$crumb2 = new Crumb('bar');
$trail->add($crumb2);
$this->assertFalse($crumb->isLast());
$this->assertTrue($crumb2->isLast());
}
/**
* Parses a trail and adds it to the TrailCollection.
*
* @param TrailCollection $collection A TrailCollection instance
* @param string $name Trail name
* @param array $config Trail definition
* @param string $file A Yaml file path
*
* @throws \InvalidArgumentException When config pattern is not defined for the given route
*/
protected function parseTrail(TrailCollection $collection, $name, $config, $file)
{
if (!isset($config['crumbs']) && !is_array($config['crumbs'])) {
throw new \InvalidArgumentException(sprintf('You must define an array of crumbs for the "%s" route.', $name));
}
$trail = new Trail();
foreach ($config['crumbs'] as $c) {
if (!isset($c['title'])) {
throw new \InvalidArgumentException(sprintf('You must define a "title" for the "%s" route.', $name));
}
$uri = isset($c['uri']) ? $c['uri'] : null;
$attributes = isset($c['attributes']) ? $c['attributes'] : array();
$trail->add(new Crumb($c['title'], $uri, $attributes));
}
$collection->add($name, $trail);
}
