/**
* @depends testOffsetSet
* @depends testOffsetUnset
*/
function testIsEmpty()
{
$map = new SortedMap();
$this->assertTrue($map->isEmpty());
$this->assertTrue($map->getIterator()->isEmpty());
$map[0] = 0;
$this->assertFalse($map->isEmpty());
$this->assertFalse($map->getIterator()->isEmpty());
unset($map[0]);
$this->assertTrue($map->isEmpty());
$this->assertTrue($map->getIterator()->isEmpty());
}
function testIterator()
{
$map = new SortedMap();
$map[0] = 1;
$map[2] = 3;
$map[3] = 4;
$map[1] = 2;
$iterator = $map->getIterator();
$this->assertInstanceOf('Collections\\SortedMapIterator', $iterator);
$this->assertCount(count($map), $iterator);
$iterator->rewind();
for ($i = 0; $i < count($map); $i++) {
$this->assertTrue($iterator->valid());
$this->assertEquals($i, $iterator->key());
$expectedValue = $map[$i];
$this->assertEquals($expectedValue, $iterator->current());
$iterator->next();
}
$this->assertFalse($iterator->valid());
$this->assertCount(count($map), $iterator);
}
