<?php

require_once(dirname(__FILE__).'/../common.php');

class MapItem
{
	public $data='data';
}

class NewMap extends TMap
{
	private $_canAddItem=true;
	private $_canRemoveItem=true;
	private $_itemAdded=false;
	private $_itemRemoved=false;

	protected function addedItem($key,$value)
	{
		$this->_itemAdded=true;
	}

	protected function removedItem($key,$value)
	{
		$this->_itemRemoved=true;
	}

	protected function canAddItem($key,$value)
	{
		return $this->_canAddItem;
	}

	protected function canRemoveItem($key,$value)
	{
		return $this->_canRemoveItem;
	}

	public function setCanAddItem($value)
	{
		$this->_canAddItem=$value;
	}

	public function setCanRemoveItem($value)
	{
		$this->_canRemoveItem=$value;
	}

	public function isItemAdded()
	{
		return $this->_itemAdded;
	}

	public function isItemRemoved()
	{
		return $this->_itemRemoved;
	}
}

class utMap extends UnitTestCase
{
	protected $map;
	protected $item1,$item2,$item3;

	public function setUp()
	{
		$this->map=new TMap;
		$this->item1=new MapItem;
		$this->item2=new MapItem;
		$this->item3=new MapItem;
		$this->map->add('key1',$this->item1);
		$this->map->add('key2',$this->item2);
	}

	public function tearDown()
	{
		$this->map=null;
		$this->item1=null;
		$this->item2=null;
		$this->item3=null;
	}

	public function testConstruct()
	{
		$a=array(1,2,'key3'=>3);
		$map=new TMap($a);
		$this->assertEqual(3,$map->getCount());
		$map2=new TMap($this->map);
		$this->assertEqual(2,$map2->getCount());
	}

	public function testGetCount()
	{
		$this->assertEqual(2,$this->map->getCount());
	}

	public function testGetKeys()
	{
		$keys=$this->map->getKeys();
		$this->assertTrue(count($keys)===2 && $keys[0]==='key1' && $keys[1]==='key2');
	}

	public function testAdd()
	{
		$this->map->add('key3',$this->item3);
		$this->assertTrue($this->map->getCount()==3 && $this->map->contains('key3'));
	}

	public function testRemove()
	{
		$this->map->remove('key1');
		$this->assertTrue($this->map->getCount()==1 && !$this->map->contains('key1'));
		$this->assertTrue($this->map->remove('unknown key')===null);
	}

	public function testClear()
	{
		$this->map->clear();
		$this->assertTrue($this->map->getCount()==0 && !$this->map->contains('key1') && !$this->map->contains('key2'));
	}

	public function testContains()
	{
		$this->assertTrue($this->map->contains('key1'));
		$this->assertTrue($this->map->contains('key2'));
		$this->assertFalse($this->map->contains('key3'));
	}

	public function testCopyFrom()
	{
		$array=array('key3'=>$this->item3,'key4'=>$this->item1);
		$this->map->copyFrom($array);
		$this->assertTrue($this->map->getCount()==2 && $this->map['key3']===$this->item3 && $this->map['key4']===$this->item1);
		try
		{
			$this->map->copyFrom($this);
			$this->fail('no exception raised when copying a non-traversable object');
		}
		catch(TInvalidDataTypeException $e)
		{
			$this->pass();
		}
	}

	public function testMergeWith()
	{
		$array=array('key2'=>$this->item1,'key3'=>$this->item3);
		$this->map->mergeWith($array);
		$this->assertTrue($this->map->getCount()==3 && $this->map['key2']===$this->item1 && $this->map['key3']===$this->item3);
		try
		{
			$this->map->mergeWith($this);
			$this->fail('no exception raised when copying a non-traversable object');
		}
		catch(TInvalidDataTypeException $e)
		{
			$this->pass();
		}
	}

	public function testArrayRead()
	{
		$this->assertTrue($this->map['key1']===$this->item1);
		$this->assertTrue($this->map['key2']===$this->item2);
		$this->assertEqual(null,$this->map['key3']);
	}

	public function testArrayWrite()
	{
		$this->map['key3']=$this->item3;
		$this->assertTrue($this->map['key3']===$this->item3 && $this->map->getCount()===3);
		$this->map['key1']=$this->item3;
		$this->assertTrue($this->map['key1']===$this->item3 && $this->map->getCount()===3);
		unset($this->map['key2']);
		$this->assertTrue($this->map->getCount()===2 && !$this->map->contains('key2'));
		try
		{
			unset($this->map['unknown key']);
			$this->pass();
		}
		catch(Exception $e)
		{
			$this->fail('exception raised when unsetting element with unknown key');
		}
	}

	public function testArrayForeach()
	{
		$n=0;
		$found=0;
		foreach($this->map as $index=>$item)
		{
			$n++;
			if($index==='key1' && $item===$this->item1)
				$found++;
			if($index==='key2' && $item===$this->item2)
				$found++;
		}
		$this->assertTrue($n==2 && $found==2);
	}

	public function testArrayMisc()
	{
		$this->assertEqual(1,count($this->map));
		$this->assertTrue(isset($this->map['key1']));
		$this->assertFalse(isset($this->map['unknown key']));
	}

	public function testDerivedClasses()
	{
		$newMap=new NewMap;
		$this->assertFalse($newMap->isItemAdded());
		$newMap->add('key','value');
		$this->assertTrue($newMap->isItemAdded());
		$newMap->add('key2','value2');

		$newMap->setCanAddItem(false);
		try
		{
			$newMap->add('new key','new value');
			$this->fail('no exception raised when adding an item that is disallowed');
		}
		catch(TInvalidOperationException $e)
		{
			$this->assertEqual(2,$newMap->getCount());
			$this->pass();
		}

		$this->assertFalse($newMap->isItemRemoved());
		$newMap->remove('key');
		$this->assertTrue($newMap->isItemRemoved());

		$newMap->setCanRemoveItem(false);
		try
		{
			$newMap->remove('key2');
			$this->fail('no exception raised when removing an item that is disallowed');
		}
		catch(TInvalidOperationException $e)
		{
			$this->assertEqual(1,$newMap->getCount());
			$this->pass();
		}
	}
}

?>