<?php

namespace yiiunit\framework\base;

use yii\base\Vector;

class ListItem
{
	public $data='data';
}

class VectorTest extends \yiiunit\TestCase
{
	/**
	 * @var Vector
	 */
	protected $vector;
	protected $item1;
	protected $item2;
	protected $item3;

	protected function setUp()
	{
		parent::setUp();
		$this->vector = new Vector;
		$this->item1 = new ListItem;
		$this->item2 = new ListItem;
		$this->item3 = new ListItem;
		$this->vector->add($this->item1);
		$this->vector->add($this->item2);
	}

	protected function tearDown()
	{
		parent::tearDown();
		$this->vector = null;
		$this->item1 = null;
		$this->item2 = null;
		$this->item3 = null;
	}

	public function testConstruct()
	{
		$a = array(1, 2, 3);
		$vector = new Vector($a);
		$this->assertEquals(3, $vector->getCount());
		$vector2 = new Vector($this->vector);
		$this->assertEquals(2, $vector2->getCount());
	}

	public function testItemAt()
	{
		$a = array(1, 2, null, 4);
		$vector = new Vector($a);
		$this->assertEquals(1, $vector->itemAt(0));
		$this->assertEquals(2, $vector->itemAt(1));
		$this->assertNull($vector->itemAt(2));
		$this->assertEquals(4, $vector->itemAt(3));
	}

	public function testGetCount()
	{
		$this->assertEquals(2, $this->vector->getCount());
		$this->assertEquals(2, $this->vector->Count);
	}

	public function testAdd()
	{
		$this->vector->add(null);
		$this->vector->add($this->item3);
		$this->assertEquals(4, $this->vector->getCount());
		$this->assertEquals(3, $this->vector->indexOf($this->item3));
	}

	public function testInsertAt()
	{
		$this->vector->insertAt(0, $this->item3);
		$this->assertEquals(3, $this->vector->getCount());
		$this->assertEquals(2, $this->vector->indexOf($this->item2));
		$this->assertEquals(0, $this->vector->indexOf($this->item3));
		$this->assertEquals(1, $this->vector->indexOf($this->item1));
		$this->setExpectedException('yii\base\InvalidParamException');
		$this->vector->insertAt(4, $this->item3);
	}

	public function testRemove()
	{
		$this->vector->remove($this->item1);
		$this->assertEquals(1, $this->vector->getCount());
		$this->assertEquals(-1, $this->vector->indexOf($this->item1));
		$this->assertEquals(0, $this->vector->indexOf($this->item2));

		$this->assertEquals(false, $this->vector->remove($this->item1));

	}

	public function testRemoveAt()
	{
		$this->vector->add($this->item3);
		$this->vector->removeAt(1);
		$this->assertEquals(-1, $this->vector->indexOf($this->item2));
		$this->assertEquals(1, $this->vector->indexOf($this->item3));
		$this->assertEquals(0, $this->vector->indexOf($this->item1));
		$this->setExpectedException('yii\base\InvalidParamException');
		$this->vector->removeAt(2);
	}

	public function testRemoveAll()
	{
		$this->vector->add($this->item3);
		$this->vector->removeAll();
		$this->assertEquals(0, $this->vector->getCount());
		$this->assertEquals(-1, $this->vector->indexOf($this->item1));
		$this->assertEquals(-1, $this->vector->indexOf($this->item2));

		$this->vector->add($this->item3);
		$this->vector->removeAll(true);
		$this->assertEquals(0, $this->vector->getCount());
		$this->assertEquals(-1, $this->vector->indexOf($this->item1));
		$this->assertEquals(-1, $this->vector->indexOf($this->item2));
	}

	public function testHas()
	{
		$this->assertTrue($this->vector->has($this->item1));
		$this->assertTrue($this->vector->has($this->item2));
		$this->assertFalse($this->vector->has($this->item3));
	}

	public function testIndexOf()
	{
		$this->assertEquals(0, $this->vector->indexOf($this->item1));
		$this->assertEquals(1, $this->vector->indexOf($this->item2));
		$this->assertEquals(-1, $this->vector->indexOf($this->item3));
	}

	public function testFromArray()
	{
		$array = array($this->item3, $this->item1);
		$this->vector->copyFrom($array);
		$this->assertTrue(count($array) == 2 && $this->vector[0] === $this->item3 && $this->vector[1] === $this->item1);
		$this->setExpectedException('yii\base\InvalidParamException');
		$this->vector->copyFrom($this);
	}

	public function testMergeWith()
	{
		$array = array($this->item3, $this->item1);
		$this->vector->mergeWith($array);
		$this->assertTrue($this->vector->getCount() == 4 && $this->vector[0] === $this->item1 &&
			$this->vector[3] === $this->item1);

		$a = array(1);
		$vector = new Vector($a);
		$this->vector->mergeWith($vector);
		$this->assertTrue($this->vector->getCount() == 5 && $this->vector[0] === $this->item1 &&
			$this->vector[3] === $this->item1 && $this->vector[4] === 1);

		$this->setExpectedException('yii\base\InvalidParamException');
		$this->vector->mergeWith($this);
	}

	public function testToArray()
	{
		$array = $this->vector->toArray();
		$this->assertTrue(count($array) == 2 && $array[0] === $this->item1 && $array[1] === $this->item2);
	}

	public function testArrayRead()
	{
		$this->assertTrue($this->vector[0] === $this->item1);
		$this->assertTrue($this->vector[1] === $this->item2);
		$this->setExpectedException('yii\base\InvalidParamException');
		$a = $this->vector[2];
	}

	public function testGetIterator()
	{
		$n = 0;
		$found = 0;
		foreach ($this->vector as $index => $item) {
			foreach ($this->vector as $a => $b) {
				// test of iterator
			}
			$n++;
			if ($index === 0 && $item === $this->item1) {
				$found++;
			}
			if ($index === 1 && $item === $this->item2) {
				$found++;
			}
		}
		$this->assertTrue($n == 2 && $found == 2);
	}

	public function testArrayMisc()
	{
		$this->assertEquals($this->vector->Count, count($this->vector));
		$this->assertTrue(isset($this->vector[1]));
		$this->assertFalse(isset($this->vector[2]));
	}

	public function testOffsetSetAdd()
	{
		$vector = new Vector(array(1, 2, 3));
		$vector->offsetSet(null, 4);
		$this->assertEquals(array(1, 2, 3, 4), $vector->toArray());
	}

	public function testOffsetSetReplace()
	{
		$vector = new Vector(array(1, 2, 3));
		$vector->offsetSet(1, 4);
		$this->assertEquals(array(1, 4, 3), $vector->toArray());
	}

	public function testOffsetUnset()
	{
		$vector = new Vector(array(1, 2, 3));
		$vector->offsetUnset(1);
		$this->assertEquals(array(1, 3), $vector->toArray());
	}

	public function testIteratorCurrent()
	{
		$vector = new Vector(array('value1', 'value2'));
		$val = $vector->getIterator()->current();
		$this->assertEquals('value1', $val);
	}
}