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File: vendor/sebastian/object-enumerator/tests/EnumeratorTest.php

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File: vendor/sebastian/object-enumerator/tests/EnumeratorTest.php
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Class: PHP Pokemon Script
Provides an API to manage a database of Pokemons
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Date: 2 years ago
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<?php
/*
 * This file is part of Object Enumerator.
 *
 * (c) Sebastian Bergmann <sebastian@phpunit.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace SebastianBergmann\ObjectEnumerator;

use
SebastianBergmann\ObjectEnumerator\Fixtures\ExceptionThrower;

/**
 * @covers SebastianBergmann\ObjectEnumerator\Enumerator
 */
class EnumeratorTest extends \PHPUnit_Framework_TestCase
{
   
/**
     * @var Enumerator
     */
   
private $enumerator;

    protected function
setUp()
    {
       
$this->enumerator = new Enumerator;
    }

    public function
testEnumeratesSingleObject()
    {
       
$a = new \stdClass;

       
$objects = $this->enumerator->enumerate($a);

       
$this->assertCount(1, $objects);
       
$this->assertSame($a, $objects[0]);
    }

    public function
testEnumeratesArrayWithSingleObject()
    {
       
$a = new \stdClass;

       
$objects = $this->enumerator->enumerate([$a]);

       
$this->assertCount(1, $objects);
       
$this->assertSame($a, $objects[0]);
    }

    public function
testEnumeratesArrayWithTwoReferencesToTheSameObject()
    {
       
$a = new \stdClass;

       
$objects = $this->enumerator->enumerate([$a, $a]);

       
$this->assertCount(1, $objects);
       
$this->assertSame($a, $objects[0]);
    }

    public function
testEnumeratesArrayOfObjects()
    {
       
$a = new \stdClass;
       
$b = new \stdClass;

       
$objects = $this->enumerator->enumerate([$a, $b, null]);

       
$this->assertCount(2, $objects);
       
$this->assertSame($a, $objects[0]);
       
$this->assertSame($b, $objects[1]);
    }

    public function
testEnumeratesObjectWithAggregatedObject()
    {
       
$a = new \stdClass;
       
$b = new \stdClass;

       
$a->b = $b;
       
$a->c = null;

       
$objects = $this->enumerator->enumerate($a);

       
$this->assertCount(2, $objects);
       
$this->assertSame($a, $objects[0]);
       
$this->assertSame($b, $objects[1]);
    }

    public function
testEnumeratesObjectWithAggregatedObjectsInArray()
    {
       
$a = new \stdClass;
       
$b = new \stdClass;

       
$a->b = [$b];

       
$objects = $this->enumerator->enumerate($a);

       
$this->assertCount(2, $objects);
       
$this->assertSame($a, $objects[0]);
       
$this->assertSame($b, $objects[1]);
    }

    public function
testEnumeratesObjectsWithCyclicReferences()
    {
       
$a = new \stdClass;
       
$b = new \stdClass;

       
$a->b = $b;
       
$b->a = $a;

       
$objects = $this->enumerator->enumerate([$a, $b]);

       
$this->assertCount(2, $objects);
       
$this->assertSame($a, $objects[0]);
       
$this->assertSame($b, $objects[1]);
    }

    public function
testEnumeratesClassThatThrowsException()
    {
       
$thrower = new ExceptionThrower();

       
$objects = $this->enumerator->enumerate($thrower);

       
$this->assertSame($thrower, $objects[0]);
    }

    public function
testExceptionIsRaisedForInvalidArgument()
    {
       
$this->setExpectedException(InvalidArgumentException::class);

       
$this->enumerator->enumerate(null);
    }

    public function
testExceptionIsRaisedForInvalidArgument2()
    {
       
$this->setExpectedException(InvalidArgumentException::class);

       
$this->enumerator->enumerate([], '');
    }
}