/**
* This method tests that all items are cleared from a list.
*/
public function testClear()
{
//$this->markTestIncomplete();
$p0 = IHashMap\Type::make2(ITuple\Type::box2(IString\Type::box('key0'), IInt32\Type::zero()), ITuple\Type::box2(IString\Type::box('key1'), IInt32\Type::one()), ITuple\Type::box2(IString\Type::box('key2'), IInt32\Type::box(2)));
$p1 = $p0->unbox();
$this->assertCount(3, $p1);
$p0 = $p0->clear();
$p2 = $p0->unbox();
$this->assertCount(0, $p2);
}