$this->assertContains('foot', $tags, 'It includes the "foot" tag');
$this->assertContains('varnish', $tags, 'It includes the "varnish" tag');
$this->assertContains('PHP', $tags, 'It includes the "PHP" tag');
$this->assertContains('foot', $tags, 'It includes the "foot" tag');
$this->assertContains('varnish', $tags, 'It includes the "varnish" tag');
$this->assertContains('PHP', $tags, 'It includes the "PHP" tag');