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<?php |
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/** |
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* File IterableTraitTest.php |
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* |
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* @author Edward Pfremmer <[email protected]> |
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*/ |
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namespace Epfremme\Tests\Collection\Traits; |
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use Iterator; |
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use Epfremme\Collection\BaseCollection; |
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/** |
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* Class IterableTraitTest |
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* |
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* @package Epfremme\Tests\Collection\Traits |
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*/ |
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class IterableTraitTest extends \PHPUnit_Framework_TestCase |
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{ |
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/** |
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* @var BaseCollection |
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*/ |
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private $collection; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function setUp() |
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{ |
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parent::setUp(); |
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$this->collection = new BaseCollection([1, 2, 3, 'a' => 4, 'b' => 5]); |
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} |
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/** |
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* Verify collection implements ArrayAccess interface |
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* |
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* @return void |
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*/ |
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public function testImplementsInterface() |
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{ |
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$this->assertInstanceOf(Iterator::class, $this->collection); |
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} |
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/** |
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* Test collection key position |
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* |
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* @return void |
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*/ |
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public function testKey() |
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{ |
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$this->collection->seek(2); |
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$this->assertEquals(2, $this->collection->key()); |
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$this->collection->seek('a'); |
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$this->assertEquals('a', $this->collection->key()); |
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} |
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/** |
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* Test collection current position |
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* |
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* @return void |
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*/ |
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public function testCurrent() |
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{ |
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$this->collection->seek(2); |
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$this->assertEquals(3, $this->collection->current()); |
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$this->collection->seek('a'); |
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$this->assertEquals(4, $this->collection->current()); |
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} |
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/** |
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* Test collection first position |
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* |
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* @depends testKey |
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* @depends testCurrent |
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* @return void |
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*/ |
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public function testFirst() |
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{ |
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$this->collection->seek(2); |
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$this->collection->first(); |
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$this->assertEquals(0, $this->collection->key()); |
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$this->assertEquals(1, $this->collection->current()); |
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} |
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/** |
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* Test collection last position |
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* |
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* @depends testKey |
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* @depends testCurrent |
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* @return void |
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*/ |
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public function testLast() |
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{ |
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$this->collection->last(); |
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$this->assertEquals('b', $this->collection->key()); |
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$this->assertEquals(5, $this->collection->current()); |
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} |
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/** |
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* Test collection next position |
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* |
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* @depends testKey |
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* @depends testCurrent |
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* @return void |
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*/ |
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public function testNext() |
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{ |
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$this->collection->next(); |
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$this->assertEquals(1, $this->collection->key()); |
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$this->assertEquals(2, $this->collection->current()); |
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$this->collection->last(); |
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$this->collection->next(); |
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$this->assertNull($this->collection->key()); |
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$this->assertFalse($this->collection->current()); |
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} |
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/** |
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* Test collection previous position |
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* |
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* @depends testKey |
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* @depends testCurrent |
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* @depends testNext |
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* @return void |
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*/ |
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public function testPrev() |
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{ |
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$this->collection->next(); |
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$this->collection->prev(); |
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$this->assertEquals(0, $this->collection->key()); |
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$this->assertEquals(1, $this->collection->current()); |
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$this->collection->prev(); |
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$this->assertNull($this->collection->key()); |
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$this->assertFalse($this->collection->current()); |
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} |
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/** |
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* Test collection valid |
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* |
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* @depends testNext |
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* @depends testLast |
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* @return void |
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*/ |
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public function testValid() |
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{ |
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$this->assertTrue($this->collection->valid()); |
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$this->collection->last(); |
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$this->assertTrue($this->collection->valid()); |
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$this->collection->next(); |
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$this->assertFalse($this->collection->valid()); |
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} |
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/** |
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* Test collection rewind |
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* |
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* @depends testKey |
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* @depends testCurrent |
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* @return void |
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*/ |
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public function testRewind() |
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{ |
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$this->collection->last(); |
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$this->assertEquals('b', $this->collection->key()); |
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$this->assertEquals(5, $this->collection->current()); |
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$this->collection->rewind(); |
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$this->assertEquals(0, $this->collection->key()); |
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$this->assertEquals(1, $this->collection->current()); |
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} |
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} |
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epfremmer /
collections
