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more uses of iterator in PHP

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This commit is contained in:
Trismegiste 2013-05-11 22:37:20 +02:00
parent 8120aae5a7
commit 3695a15150
1 changed files with 19 additions and 5 deletions
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24
Tests/Iterator/IteratorTest.php
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@ -14,11 +14,11 @@ use DesignPatterns\Iterator\CardGame;
class IteratorTest extends \PHPUnit_Framework_TestCase
{
protected $game;
protected $deck;
protected function setUp()
{
$this->game = new CardGame();
$this->deck = new CardGame();
}
/**
@ -29,7 +29,7 @@ class IteratorTest extends \PHPUnit_Framework_TestCase
public function testCardinal()
{
$counter = 0;
foreach ($this->game as $key => $card) {
foreach ($this->deck as $key => $card) {
$counter++;
}
@ -42,13 +42,27 @@ class IteratorTest extends \PHPUnit_Framework_TestCase
public function testExampleOf_PHP_Helper()
{
// PHPUnit works on array or iterator :
$this->assertCount(32, $this->game);
$this->assertCount(32, $this->deck);
// a easy way to get an array from interator :
$cards = iterator_to_array($this->game);
$cards = iterator_to_array($this->deck);
$this->assertEquals('A of S', $cards['SA']);
// a easy way to get an iterator from an array :
$iterator = new \ArrayIterator($cards);
$this->assertInstanceOf('\Iterator', $iterator);
}
/**
* Iterator can be combine, chained, filter, there are many in the SPL
* and sadly they are rarely used.
*/
public function testIteratorCombining()
{
// a fancy way to add a joker to the deck :
$joker = array('JK' => 'Joker');
$newDeck = new \AppendIterator();
$newDeck->append($this->deck);
$newDeck->append(new \ArrayIterator($joker));
$this->assertCount(33, $newDeck);
}
}