public function testClear()
{
$set1 = new Set([1, 6, 4, 3]);
$this->assertEquals($set1->size(), 4);
$set1->clear();
$this->assertTrue($set1->isEmpty());
$this->assertEquals($set1->size(), 0);
$set1->add('foo');
$this->assertEquals($set1->count(), 1);
}
/**
* Removes all the elements from the collection.
*/
public function clear()
{
if ($this->guard !== null) {
$this->guard->checkMemberGuard(new GuardPermission(__FUNCTION__, 'call'));
}
$this->set->clear();
}
} catch (Exception $e) {
echo get_class($e), ': ', $e->getMessage(), "\n\n";
}
// readonly collection
echo "Construct as readonly\n";
$set2 = new Set($arr);
$set2->freeze();
Debug::dump($set2->isFrozen());
try {
echo "Adding Jack\n";
Debug::dump($set2->append($jack));
} catch (Exception $e) {
echo get_class($e), ': ', $e->getMessage(), "\n\n";
}
try {
echo "Removing Jack\n";
$set2->remove($jack);
} catch (Exception $e) {
echo get_class($e), ': ', $e->getMessage(), "\n\n";
}
try {
echo "Clearing\n";
$set2->clear();
} catch (Exception $e) {
echo get_class($e), ': ', $e->getMessage(), "\n\n";
}
foreach ($set2 as $key => &$val) {
$val = FALSE;
}
echo "Contains Jack?\n";
Debug::dump($set2->contains($jack));
